{"id":7466,"date":"2026-10-30T14:26:30","date_gmt":"2026-10-30T06:26:30","guid":{"rendered":"https:\/\/domirefrigeration.com\/?p=7466"},"modified":"2026-10-30T14:26:30","modified_gmt":"2026-10-30T06:26:30","slug":"conductivite-thermique","status":"publish","type":"post","link":"https:\/\/domirefrigeration.com\/fr\/thermal-conductivity\/","title":{"rendered":"Conductivit\u00e9 thermique : unit\u00e9s, cuivre vs aluminium et conception de l'enroulement"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"7466\" class=\"elementor elementor-7466\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt0000b2 e-con-full e-flex e-con e-parent\" data-id=\"rt0000b2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-rt0000a4 e-con-full e-flex e-con e-parent\" data-id=\"rt0000a4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-rt000002 e-con-full e-flex e-con e-parent\" data-id=\"rt000002\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000001 elementor-widget elementor-widget-text-editor\" data-id=\"rt000001\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La conductivit\u00e9 thermique d\u00e9crit la facilit\u00e9 avec laquelle un mat\u00e9riau conduit la chaleur par conduction. Son symbole habituel est <strong>k<\/strong>, et son unit\u00e9 SI est <strong>W\/(m\u00b7K)<\/strong>. Une valeur plus \u00e9lev\u00e9e signifie qu'une plus grande quantit\u00e9 de chaleur passe \u00e0 travers la m\u00eame g\u00e9om\u00e9trie de mat\u00e9riau sous la m\u00eame diff\u00e9rence de temp\u00e9rature. Elle ne vous indique pas, en soi, la puissance thermique ou la capacit\u00e9 de refroidissement d'une bobine finie.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000003 elementor-widget elementor-widget-text-editor\" data-id=\"rt000003\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Lors de la comparaison entre un tube en cuivre, des ailettes en aluminium ou d'autres constructions de bobines, regardez au-del\u00e0 de la fiche technique du mat\u00e9riau. Une conductivit\u00e9 plus \u00e9lev\u00e9e peut avoir peu d'effet si le flux d'air ou une mauvaise jonction limite l'assemblage. Ce guide commence par la propri\u00e9t\u00e9 et ses unit\u00e9s, puis suit le chemin de la chaleur jusqu'aux d\u00e9cisions qu'un acheteur OEM doit v\u00e9rifier.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000004 elementor-widget elementor-widget-text-editor\" data-id=\"rt000004\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Passez \u00e0 la partie dont vous avez besoin :<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000005 elementor-widget elementor-widget-text-editor\" data-id=\"rt000005\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul>\n<li><a href=\"#which-thermal-conductivity-units-should-a-drawing-use\"><u>Unit\u00e9s et conversions<\/u><\/a><\/li>\n<li><a href=\"#how-do-you-calculate-conduction-through-a-wall\"><u>Calcul de la paroi<\/u><\/a><\/li>\n<li><a href=\"#copper-vs-aluminum-compare-grades-not-just-metal-names\"><u>Valeurs du cuivre et de l'aluminium<\/u><\/a><\/li>\n<li><a href=\"#does-doubling-conductivity-double-coil-capacity\"><u>L'exemple de capacit\u00e9<\/u><\/a><\/li>\n<li><a href=\"#what-evidence-should-support-a-conductivity-value\"><u>Preuves mat\u00e9rielles<\/u><\/a><\/li>\n<li><a href=\"#a-material-specification-that-can-survive-supplier-review\"><u>Liste de v\u00e9rification des sp\u00e9cifications<\/u><\/a><\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt0000a5 e-con-full e-flex e-con e-parent\" data-id=\"rt0000a5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000006 elementor-widget elementor-widget-heading\" data-id=\"rt000006\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"what-does-thermal-conductivity-measure\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Que mesure la conductivit\u00e9 thermique ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000007 elementor-widget elementor-widget-text-editor\" data-id=\"rt000007\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La conductivit\u00e9 relie un gradient de temp\u00e9rature \u00e0 l'int\u00e9rieur d'un mat\u00e9riau au flux de chaleur qui le traverse. Pensez \u00e0 une paroi de tube s\u00e9parant un fluide chaud d'une surface plus froide : le m\u00e9tal a une conductivit\u00e9, la paroi a des dimensions, et l'ensemble a des conditions de fonctionnement. Chacun d\u00e9crit une partie diff\u00e9rente du probl\u00e8me.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000008 elementor-widget elementor-widget-text-editor\" data-id=\"rt000008\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La conduction peut se produire dans les solides, les liquides et les gaz. Dans une bobine, la chaleur traverse \u00e9galement des couches limites de fluides en mouvement, donc une propri\u00e9t\u00e9 du m\u00e9tal ne peut pas d\u00e9crire l'ensemble de l'\u00e9change. <a href=\"https:\/\/openstax.org\/books\/university-physics-volume-2\/pages\/1-6-mechanisms-of-heat-transfer\" target=\"_blank\" rel=\"noopener\"><u>OpenStax explique la relation de conduction<\/u><\/a> en utilisant la conductivit\u00e9 du mat\u00e9riau, la g\u00e9om\u00e9trie et la diff\u00e9rence de temp\u00e9rature \u00e0 travers la couche conductrice.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000009 elementor-widget elementor-widget-text-editor\" data-id=\"rt000009\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Une conductivit\u00e9 \u00e9lev\u00e9e est utile lorsque vous souhaitez que la chaleur se propage \u00e0 travers une paroi de tube ou le long d'une aile. Une conductivit\u00e9 faible est utile lorsque vous souhaitez que l'isolation r\u00e9siste \u00e0 ce mouvement. Aucun des deux n'est une mesure universelle de la qualit\u00e9 du produit. Choisissez en fonction du chemin de chaleur pr\u00e9vu et des autres exigences que la pi\u00e8ce doit remplir.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00000a elementor-widget elementor-widget-image\" data-id=\"rt00000a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-conduction.webp\" class=\"attachment-full size-full wp-image-7456\" alt=\"Diagramme de flux de chaleur de Domi Refrigeration montrant le transfert de chaleur \u00e0 travers un panneau \u00e9pais.\" srcset=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-conduction.webp 1536w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-conduction-300x200.webp 300w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-conduction-1024x683.webp 1024w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-conduction-768x512.webp 768w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-conduction-18x12.webp 18w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-conduction-600x400.webp 600w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00000b elementor-widget elementor-widget-text-editor\" data-id=\"rt00000b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em>Illustration du concept de conduction. Les visuels techniques de ce guide expliquent les chemins de chaleur et les questions de sp\u00e9cification ; ils ne sont pas des photographies des installations Domi ou des enregistrements de tests en laboratoire.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt0000a6 e-con-full e-flex e-con e-parent\" data-id=\"rt0000a6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00000c elementor-widget elementor-widget-heading\" data-id=\"rt00000c\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"which-thermal-conductivity-units-should-a-drawing-use\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Quelles unit\u00e9s de conductivit\u00e9 thermique une esquisse doit-elle utiliser ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00000d elementor-widget elementor-widget-text-editor\" data-id=\"rt00000d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Utilisez W\/(m\u00b7K) et gardez le d\u00e9nominateur group\u00e9. Le watt d\u00e9crit le taux de transfert de chaleur, le m\u00e8tre prend en compte la relation entre le chemin du mat\u00e9riau et la surface, et le kelvin d\u00e9crit une diff\u00e9rence de temp\u00e9rature. La conductivit\u00e9 est diff\u00e9rente d\u2019un coefficient de transfert de chaleur en W\/(m\u00b2\u00b7K).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00000e elementor-widget elementor-widget-text-editor\" data-id=\"rt00000e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pour une diff\u00e9rence de temp\u00e9rature, un kelvin a la m\u00eame taille qu\u2019un degr\u00e9 Celsius. Une conductivit\u00e9 indiqu\u00e9e en W\/(m\u00b7\u00b0C) a donc la m\u00eame valeur num\u00e9rique que celle en W\/(m\u00b7K). Cela ne rend pas interchangeables les temp\u00e9ratures absolues en kelvin et en Celsius. La <a href=\"https:\/\/www.nist.gov\/pml\/special-publication-811\/nist-guide-si-chapter-4-two-classes-si-units-and-si-prefixes\" target=\"_blank\" rel=\"noopener\"><u>guide SI du NIST<\/u><\/a> fournit les d\u00e9finitions d\u2019unit\u00e9s pertinentes et la convention d\u2019intervalle de temp\u00e9rature.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00000f elementor-widget elementor-widget-text-editor\" data-id=\"rt00000f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Les donn\u00e9es imp\u00e9riales n\u00e9cessitent une analyse plus approfondie. En utilisant la convention du Tableau International Btu :<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000010 elementor-widget elementor-widget-text-editor\" data-id=\"rt000010\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul>\n<li>1 Btu\/(h\u00b7ft\u00b7\u00b0F) est approximativement \u00e9gal \u00e0 1,7307 W\/(m\u00b7K).<\/li>\n<li>1 Btu\u00b7in\/(h\u00b7ft\u00b2\u00b7\u00b0F) est approximativement \u00e9gal \u00e0 0,14423 W\/(m\u00b7K).<\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000011 elementor-widget elementor-widget-text-editor\" data-id=\"rt000011\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Ces facteurs diff\u00e8rent de 12. L\u2019expression bas\u00e9e sur le pouce inclut l\u2019\u00e9paisseur au num\u00e9rateur ; ce n\u2019est pas la m\u00eame notation que l\u2019expression bas\u00e9e sur le pied. Avant d\u2019importer un num\u00e9ro fournisseur, copiez l\u2019unit\u00e9 compl\u00e8te, identifiez la convention Btu si la pr\u00e9cision est importante, et convertissez une seule fois dans un calcul contr\u00f4l\u00e9. Un nombre brut tel que \u201c 200 \u201d n\u2019est pas une sp\u00e9cification de propri\u00e9t\u00e9 ad\u00e9quate.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000012 elementor-widget elementor-widget-image\" data-id=\"rt000012\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-units.webp\" class=\"attachment-full size-full wp-image-7457\" alt=\"Domi Refrigeration HVAC tuyau en cuivre avec graphique d&#039;unit\u00e9 de longueur.\" srcset=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-units.webp 1536w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-units-300x200.webp 300w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-units-1024x683.webp 1024w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-units-768x512.webp 768w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-units-18x12.webp 18w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-units-600x400.webp 600w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt0000a7 e-con-full e-flex e-con e-parent\" data-id=\"rt0000a7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000013 elementor-widget elementor-widget-heading\" data-id=\"rt000013\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"how-do-you-calculate-conduction-through-a-wall\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Comment calcule-t-on la conduction \u00e0 travers un mur ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000014 elementor-widget elementor-widget-text-editor\" data-id=\"rt000014\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pour un flux de chaleur stationnaire, unidimensionnel, \u00e0 travers une couche plate avec une conductivit\u00e9 constante, la magnitude est :<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000015 elementor-widget elementor-widget-text-editor\" data-id=\"rt000015\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Q\u0307 = k \u00d7 A \u00d7 \u0394T \/ t<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000016 elementor-widget elementor-widget-text-editor\" data-id=\"rt000016\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Ici, Q\u0307 est le taux de chaleur en W, A est la surface perpendiculaire au flux en m\u00b2, \u0394T est la diff\u00e9rence de temp\u00e9rature \u00e0 travers la couche en K, et t est l\u2019\u00e9paisseur en m. Le flux de chaleur, Q\u0307\/A, a pour unit\u00e9 W\/m\u00b2. Le signe n\u00e9gatif dans la forme directionnelle de la loi de Fourier indique que la chaleur se d\u00e9place vers une temp\u00e9rature plus basse ; l\u2019expression ci-dessus utilise des magnitudes positives.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000017 elementor-widget elementor-widget-text-editor\" data-id=\"rt000017\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>En calcul simple, supposez k = 200 W\/(m\u00b7K), A = 0,01 m\u00b2, t = 0,002 m et une diff\u00e9rence de temp\u00e9rature de 1 K \u00e0 travers le solide. Le r\u00e9sultat est de 1 000 W. Il s\u2019agit d\u2019un calcul hypoth\u00e9tique de couche, non d\u2019une capacit\u00e9 de bobine : il suppose que les temp\u00e9ratures indiqu\u00e9es existent d\u00e9j\u00e0 aux deux faces solides.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000018 elementor-widget elementor-widget-text-editor\" data-id=\"rt000018\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Un tube rond n\u00e9cessite sa g\u00e9om\u00e9trie cylindrique lorsque la r\u00e9sistance de la paroi est importante. Pour une paroi cylindrique uniforme, la r\u00e9sistance est ln(r\u2092\/r\u1d62)\/(2\u03c0kL), en utilisant le rayon ext\u00e9rieur, le rayon int\u00e9rieur et la longueur du tube. Une approximation de paroi plate n\u00e9cessite une justification pour la g\u00e9om\u00e9trie. Un aileron pr\u00e9sente \u00e9galement une variation de temp\u00e9rature le long de sa longueur. Aucun ne doit \u00eatre r\u00e9duit \u00e0 \u201c conductivit\u00e9 multipli\u00e9e par la surface totale de la bobine \u201d.\u201d<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000019 elementor-widget elementor-widget-image\" data-id=\"rt000019\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-wall-path.webp\" class=\"attachment-full size-full wp-image-7461\" alt=\"Domi R\u00e9frig\u00e9ration diagramme du chemin de chaleur radial du mur m\u00e9tallique et de l&#039;\u00e9paisseur en \u00e9vidence.\" srcset=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-wall-path.webp 1536w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-wall-path-300x200.webp 300w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-wall-path-1024x683.webp 1024w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-wall-path-768x512.webp 768w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-wall-path-18x12.webp 18w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-wall-path-600x400.webp 600w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt0000a8 e-con-full e-flex e-con e-parent\" data-id=\"rt0000a8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00001a elementor-widget elementor-widget-heading\" data-id=\"rt00001a\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"thermal-conductivity-vs-heat-transfer-coefficient\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conductivit\u00e9 thermique vs coefficient de transfert de chaleur<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00001b elementor-widget elementor-widget-text-editor\" data-id=\"rt00001b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>k est une propri\u00e9t\u00e9 du mat\u00e9riau ; h d\u00e9crit une surface \u00e9changeant de la chaleur avec un fluide ; U d\u00e9crit un chemin de transfert de chaleur combin\u00e9 sur une base de surface d\u00e9clar\u00e9e.<\/strong> Comparer leurs valeurs num\u00e9riques n\u2019a pas de sens car leurs d\u00e9finitions et unit\u00e9s diff\u00e8rent.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00001c elementor-widget elementor-widget-text-editor\" data-id=\"rt00001c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La conductance thermique, G, est une autre grandeur. Pour la couche plate ci-dessus, G = kA\/t en W\/K. Sa r\u00e9sistance est 1\/G en K\/W. Le m\u00eame m\u00e9tal peut donc former deux parties avec des conductances tr\u00e8s diff\u00e9rentes simplement parce que leurs \u00e9paisseurs ou surfaces diff\u00e8rent.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00001d elementor-widget elementor-widget-text-editor\" data-id=\"rt00001d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>V\u00e9rifiez la notation dans chaque document. Certains fabricants utilisent \u03bb pour la conductivit\u00e9 et k pour un coefficient global. <a href=\"https:\/\/www.alfalaval.com\/microsites\/gphe\/tools\/calculation-method\/\" target=\"_blank\" rel=\"noopener\"><u>M\u00e9thode de calcul d'Alfa Laval<\/u><\/a> utilise cette convention et s\u00e9pare les termes de mat\u00e9riau, de film de surface et de d\u00e9p\u00f4ts. Un symbole sans sa d\u00e9finition et ses unit\u00e9s est facile \u00e0 mal interpr\u00e9ter.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00001e elementor-widget elementor-widget-text-editor\" data-id=\"rt00001e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pour le calcul de l'assemblage plus large, consultez notre guide sur <a href=\"https:\/\/domirefrigeration.com\/fr\/coefficient-de-transfert-de-chaleur\/\"><u>le coefficient de transfert de chaleur, U et UA<\/u><\/a>. S\u00e9parez cette question de la notation de performance de celle relative aux propri\u00e9t\u00e9s du mat\u00e9riau abord\u00e9e ici.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00001f elementor-widget elementor-widget-image\" data-id=\"rt00001f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-k-h-u.webp\" class=\"attachment-full size-full wp-image-7458\" alt=\"Domi R\u00e9frig\u00e9ration isolation : couches de cuivre, d&#039;aluminium et d&#039;acier avec illustration du flux de chaleur.\" srcset=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-k-h-u.webp 1536w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-k-h-u-300x200.webp 300w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-k-h-u-1024x683.webp 1024w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-k-h-u-768x512.webp 768w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-k-h-u-18x12.webp 18w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-k-h-u-600x400.webp 600w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt0000a9 e-con-full e-flex e-con e-parent\" data-id=\"rt0000a9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000020 elementor-widget elementor-widget-heading\" data-id=\"rt000020\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"copper-vs-aluminum-compare-grades-not-just-metal-names\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Cuivre vs aluminium : comparez les grades, pas seulement les noms de m\u00e9taux<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000021 elementor-widget elementor-widget-text-editor\" data-id=\"rt000021\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le cuivre offre g\u00e9n\u00e9ralement une conductivit\u00e9 plus \u00e9lev\u00e9e que les alliages courants de bobines en aluminium, mais \u201c cuivre \u201d n'est pas une sp\u00e9cification unique. La chimie de l'alliage et son \u00e9tat comptent. Une valeur pour le cuivre \u00e9lectrique \u00e0 haute conductivit\u00e9 ne doit pas automatiquement devenir la valeur de conception pour le tube de r\u00e9frig\u00e9ration d\u00e9soxyd\u00e9.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000022 elementor-widget elementor-widget-text-editor\" data-id=\"rt000022\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Les r\u00e9f\u00e9rences fournisseurs suivantes sont publi\u00e9es. Elles sont utiles pour comprendre l'\u00e9chelle et les diff\u00e9rences, mais pas pour certifier un lot de mat\u00e9riau Domi ou garantir la performance d'une bobine finie.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000047 e-con-full e-flex e-con e-parent\" data-id=\"rt000047\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-rt00002b e-con-full elementor-hidden-mobile e-flex e-con e-parent\" data-id=\"rt00002b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-rt000024 e-con-full e-flex e-con e-parent\" data-id=\"rt000024\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000023 elementor-widget elementor-widget-text-editor\" data-id=\"rt000023\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>R\u00e9f\u00e9rence du mat\u00e9riau<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000026 e-con-full e-flex e-con e-parent\" data-id=\"rt000026\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000025 elementor-widget elementor-widget-text-editor\" data-id=\"rt000025\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Conductivit\u00e9 publi\u00e9e, W\/(m\u00b7K)<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000028 e-con-full e-flex e-con e-parent\" data-id=\"rt000028\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000027 elementor-widget elementor-widget-text-editor\" data-id=\"rt000027\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Base publi\u00e9e<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt00002a e-con-full e-flex e-con e-parent\" data-id=\"rt00002a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000029 elementor-widget elementor-widget-text-editor\" data-id=\"rt000029\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Comment utiliser la valeur<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000034 e-con-full e-flex e-con e-parent\" data-id=\"rt000034\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-rt00002d e-con-full e-flex e-con e-parent\" data-id=\"rt00002d\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00002c elementor-widget elementor-widget-text-editor\" data-id=\"rt00002c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>R\u00e9f\u00e9rence du mat\u00e9riau :<\/strong> Cu-ETP \/ C11000, KEMPER<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt00002f e-con-full e-flex e-con e-parent\" data-id=\"rt00002f\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00002e elementor-widget elementor-widget-text-editor\" data-id=\"rt00002e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Conductivit\u00e9 publi\u00e9e, W\/(m\u00b7K) :<\/strong> 385<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000031 e-con-full e-flex e-con e-parent\" data-id=\"rt000031\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000030 elementor-widget elementor-widget-text-editor\" data-id=\"rt000030\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Base publi\u00e9e :<\/strong> Valeur approximative, \u00e9tat mou, temp\u00e9rature ambiante<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000033 e-con-full e-flex e-con e-parent\" data-id=\"rt000033\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000032 elementor-widget elementor-widget-text-editor\" data-id=\"rt000032\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Comment utiliser la valeur :<\/strong> R\u00e9f\u00e9rence pour cette nuance nomm\u00e9e et cette condition ; l'ambiance n'est pas une temp\u00e9rature de test pr\u00e9cise<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt00003d e-con-full e-flex e-con e-parent\" data-id=\"rt00003d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-rt000036 e-con-full e-flex e-con e-parent\" data-id=\"rt000036\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000035 elementor-widget elementor-widget-text-editor\" data-id=\"rt000035\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>R\u00e9f\u00e9rence du mat\u00e9riau :<\/strong> Phosphore-d\u00e9soxid\u00e9 C12200, Austral Wright<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000038 e-con-full e-flex e-con e-parent\" data-id=\"rt000038\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000037 elementor-widget elementor-widget-text-editor\" data-id=\"rt000037\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Conductivit\u00e9 publi\u00e9e, W\/(m\u00b7K) :<\/strong> 293 \u00e0 364<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt00003a e-con-full e-flex e-con e-parent\" data-id=\"rt00003a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000039 elementor-widget elementor-widget-text-editor\" data-id=\"rt000039\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Base publi\u00e9e :<\/strong> Gamme de la fiche technique \u00e0 20\u00b0C<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt00003c e-con-full e-flex e-con e-parent\" data-id=\"rt00003c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00003b elementor-widget elementor-widget-text-editor\" data-id=\"rt00003b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Comment utiliser la valeur :<\/strong> Conserver la gamme jusqu'\u00e0 ce que le mat\u00e9riau r\u00e9ellement fourni et la base de conception soient convenus<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000046 e-con-full e-flex e-con e-parent\" data-id=\"rt000046\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-rt00003f e-con-full e-flex e-con e-parent\" data-id=\"rt00003f\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00003e elementor-widget elementor-widget-text-editor\" data-id=\"rt00003e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>R\u00e9f\u00e9rence du mat\u00e9riau :<\/strong> Aluminium 3003, Austral Wright<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000041 e-con-full e-flex e-con e-parent\" data-id=\"rt000041\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000040 elementor-widget elementor-widget-text-editor\" data-id=\"rt000040\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Conductivit\u00e9 publi\u00e9e, W\/(m\u00b7K) :<\/strong> 193<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000043 e-con-full e-flex e-con e-parent\" data-id=\"rt000043\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000042 elementor-widget elementor-widget-text-editor\" data-id=\"rt000042\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Base publi\u00e9e :<\/strong> Valeur de propri\u00e9t\u00e9 physique \u00e0 25\u00b0C<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000045 e-con-full e-flex e-con e-parent\" data-id=\"rt000045\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000044 elementor-widget elementor-widget-text-editor\" data-id=\"rt000044\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Comment utiliser la valeur :<\/strong> R\u00e9f\u00e9rence pour 3003 ; ne pas l'appliquer \u00e0 toutes les alliages ou temp\u00e9raments d'aluminium<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000048 elementor-widget elementor-widget-text-editor\" data-id=\"rt000048\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Les sources sont les <a href=\"https:\/\/www.kemper-group.com\/en-en\/rolled-products\/alloys\/cu-etp\/\" target=\"_blank\" rel=\"noopener\"><u>Donn\u00e9es KEMPER Cu-ETP<\/u><\/a>, <a href=\"https:\/\/www.australwright.com.au\/technical-data\/alloys\/copper-brass\/c12200-pd-copper\/\" target=\"_blank\" rel=\"noopener\"><u>Feuille C12200 Austral Wright<\/u><\/a> et <a href=\"https:\/\/www.australwright.com.au\/technical-data\/alloys\/aluminium\/aluminium-alloy-3003\/\" target=\"_blank\" rel=\"noopener\"><u>Feuille 3003 Austral Wright<\/u><\/a>. Leurs qualifications font partie de l'information. La r\u00e9f\u00e9rence C12200, par exemple, fournit une plage plut\u00f4t qu'une conductivit\u00e9 garantie unique.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000049 elementor-widget elementor-widget-text-editor\" data-id=\"rt000049\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pour l'approvisionnement, choisissez une alliage et une forme capables de r\u00e9pondre aux exigences de pression, de corrosion, de jonction et de fabrication. V\u00e9rifiez ensuite sa conductivit\u00e9 sur la base convenue. Ne choisir que le plus grand num\u00e9ro de propri\u00e9t\u00e9 peut laisser sans r\u00e9ponse la contrainte de fabrication ou de service la plus importante.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00004a elementor-widget elementor-widget-image\" data-id=\"rt00004a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-alloy-grades.webp\" class=\"attachment-full size-full wp-image-7459\" alt=\"Domi R\u00e9frig\u00e9ration panneaux de refroidissement en cuivre et aluminium avec fl\u00e8ches de flux d&#039;air et codes mod\u00e8les C11000, C?.\" srcset=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-alloy-grades.webp 1536w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-alloy-grades-300x200.webp 300w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-alloy-grades-1024x683.webp 1024w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-alloy-grades-768x512.webp 768w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-alloy-grades-18x12.webp 18w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-alloy-grades-600x400.webp 600w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt0000aa e-con-full e-flex e-con e-parent\" data-id=\"rt0000aa\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00004b elementor-widget elementor-widget-heading\" data-id=\"rt00004b\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"why-reference-temperature-and-condition-matter\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Pourquoi la temp\u00e9rature de r\u00e9f\u00e9rence et la condition comptent<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00004c elementor-widget elementor-widget-text-editor\" data-id=\"rt00004c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Une valeur \u00e0 temp\u00e9rature ambiante est un point de r\u00e9f\u00e9rence, pas un mod\u00e8le complet de propri\u00e9t\u00e9 d\u00e9pendante de la temp\u00e9rature. Si la conception couvre une plage de temp\u00e9ratures importante, demandez si la conductivit\u00e9 s\u00e9lectionn\u00e9e est \u00e9valu\u00e9e \u00e0 une temp\u00e9rature de paroi repr\u00e9sentative ou tir\u00e9e d'une courbe de propri\u00e9t\u00e9 appropri\u00e9e. Ne pas attribuer automatiquement la temp\u00e9rature d'entr\u00e9e d'air au m\u00e9tal.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00004d elementor-widget elementor-widget-text-editor\" data-id=\"rt00004d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Enregistrer la d\u00e9signation de l'alliage, la forme du produit et la condition fournie \u00e0 c\u00f4t\u00e9 du num\u00e9ro. Si une source donne une valeur approximative en \u00e9tat doux, conserver cette qualification. Si un tableau liste plusieurs temp\u00e9raments ailleurs mais ne lui attribue pas sa conductivit\u00e9 \u00e0 un temp\u00e9rament particulier, \u00e9viter d'inventer cette connexion.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00004e elementor-widget elementor-widget-text-editor\" data-id=\"rt00004e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Trois \u00e9tiquettes aident lors de la revue : <strong>r\u00e9f\u00e9rence publi\u00e9e<\/strong>, <strong>r\u00e9sultat de l'\u00e9chantillon mesur\u00e9<\/strong> et <strong>entr\u00e9e de conception<\/strong>. Ils peuvent avoir des valeurs diff\u00e9rentes pour des raisons valides. Demandez \u00e0 l'ing\u00e9nieur de documenter comment les deux premiers soutiennent le troisi\u00e8me. Une entr\u00e9e de conception conservatrice doit avoir une base d\u00e9clar\u00e9e, plut\u00f4t que d'appara\u00eetre comme un ajustement inexpliqu\u00e9 dans une feuille de calcul.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00004f elementor-widget elementor-widget-image\" data-id=\"rt00004f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-temperature-basis.webp\" class=\"attachment-full size-full wp-image-7460\" alt=\"Domi R\u00e9frig\u00e9ration panneau de s\u00e9lection des mat\u00e9riaux pour la conductivit\u00e9 thermique dans les serpentins de r\u00e9frig\u00e9ration et CVC.\" srcset=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-temperature-basis.webp 1536w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-temperature-basis-300x200.webp 300w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-temperature-basis-1024x683.webp 1024w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-temperature-basis-768x512.webp 768w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-temperature-basis-18x12.webp 18w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-temperature-basis-600x400.webp 600w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt0000ab e-con-full e-flex e-con e-parent\" data-id=\"rt0000ab\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000050 elementor-widget elementor-widget-heading\" data-id=\"rt000050\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"does-doubling-conductivity-double-coil-capacity\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Le doublement de la conductivit\u00e9 double-t-il la capacit\u00e9 de la bobine ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000051 elementor-widget elementor-widget-text-editor\" data-id=\"rt000051\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Non. Il divise par deux la r\u00e9sistance de conduction d'un mur inchang\u00e9 sous l'hypoth\u00e8se de constante-k. La variation du transfert de chaleur total d\u00e9pend de la proportion de la r\u00e9sistance d'origine qui appartenait \u00e0 ce mur.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000052 elementor-widget elementor-widget-text-editor\" data-id=\"rt000052\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Consid\u00e9rez un <strong>mod\u00e8le illustratif de mur plat<\/strong>, utilisant une surface \u00e9gale des deux c\u00f4t\u00e9s, sans encrassement ni r\u00e9sistance de contact, un mur de 0,5 mm, et des coefficients de film suppos\u00e9s h\u2081 = 1 000 et h\u2082 = 50 W\/(m\u00b2\u00b7K). Maintenez ces entr\u00e9es et la diff\u00e9rence de temp\u00e9rature du fluide en vrac fixes. Comparez des conductivit\u00e9s suppos\u00e9es de 200 et 400 W\/(m\u00b7K) ; ce sont des entr\u00e9es de mod\u00e8le, non des mesures des grades ci-dessus.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000053 elementor-widget elementor-widget-text-editor\" data-id=\"rt000053\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Sur cette base de surface \u00e9gale :<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000054 elementor-widget elementor-widget-text-editor\" data-id=\"rt000054\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>1\/U = 1\/h\u2081 + t\/k + 1\/h\u2082<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000078 e-con-full e-flex e-con e-parent\" data-id=\"rt000078\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-rt00005b e-con-full elementor-hidden-mobile e-flex e-con e-parent\" data-id=\"rt00005b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-rt000056 e-con-full e-flex e-con e-parent\" data-id=\"rt000056\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000055 elementor-widget elementor-widget-text-editor\" data-id=\"rt000055\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Quantit\u00e9 mod\u00e9lis\u00e9e<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000058 e-con-full e-flex e-con e-parent\" data-id=\"rt000058\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000057 elementor-widget elementor-widget-text-editor\" data-id=\"rt000057\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>k = 200 W\/(m\u00b7K)<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt00005a e-con-full e-flex e-con e-parent\" data-id=\"rt00005a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000059 elementor-widget elementor-widget-text-editor\" data-id=\"rt000059\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>k = 400 W\/(m\u00b7K)<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000062 e-con-full e-flex e-con e-parent\" data-id=\"rt000062\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-rt00005d e-con-full e-flex e-con e-parent\" data-id=\"rt00005d\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00005c elementor-widget elementor-widget-text-editor\" data-id=\"rt00005c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Quantit\u00e9 mod\u00e9lis\u00e9e :<\/strong> R\u00e9sistance du premier film, m\u00b2\u00b7K\/W<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt00005f e-con-full e-flex e-con e-parent\" data-id=\"rt00005f\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00005e elementor-widget elementor-widget-text-editor\" data-id=\"rt00005e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>k = 200 W\/(m\u00b7K) :<\/strong> 0.001<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000061 e-con-full e-flex e-con e-parent\" data-id=\"rt000061\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000060 elementor-widget elementor-widget-text-editor\" data-id=\"rt000060\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>k = 400 W\/(m\u00b7K) :<\/strong> 0.001<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000069 e-con-full e-flex e-con e-parent\" data-id=\"rt000069\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-rt000064 e-con-full e-flex e-con e-parent\" data-id=\"rt000064\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000063 elementor-widget elementor-widget-text-editor\" data-id=\"rt000063\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Quantit\u00e9 mod\u00e9lis\u00e9e :<\/strong> R\u00e9sistance du mur, m\u00b2\u00b7K\/W<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000066 e-con-full e-flex e-con e-parent\" data-id=\"rt000066\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000065 elementor-widget elementor-widget-text-editor\" data-id=\"rt000065\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>k = 200 W\/(m\u00b7K) :<\/strong> 0.00000250<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000068 e-con-full e-flex e-con e-parent\" data-id=\"rt000068\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000067 elementor-widget elementor-widget-text-editor\" data-id=\"rt000067\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>k = 400 W\/(m\u00b7K) :<\/strong> 0.00000125<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000070 e-con-full e-flex e-con e-parent\" data-id=\"rt000070\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-rt00006b e-con-full e-flex e-con e-parent\" data-id=\"rt00006b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00006a elementor-widget elementor-widget-text-editor\" data-id=\"rt00006a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Quantit\u00e9 mod\u00e9lis\u00e9e :<\/strong> R\u00e9sistance du second film, m\u00b2\u00b7K\/W<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt00006d e-con-full e-flex e-con e-parent\" data-id=\"rt00006d\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00006c elementor-widget elementor-widget-text-editor\" data-id=\"rt00006c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>k = 200 W\/(m\u00b7K) :<\/strong> 0.020<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt00006f e-con-full e-flex e-con e-parent\" data-id=\"rt00006f\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00006e elementor-widget elementor-widget-text-editor\" data-id=\"rt00006e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>k = 400 W\/(m\u00b7K) :<\/strong> 0.020<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000077 e-con-full e-flex e-con e-parent\" data-id=\"rt000077\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-rt000072 e-con-full e-flex e-con e-parent\" data-id=\"rt000072\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000071 elementor-widget elementor-widget-text-editor\" data-id=\"rt000071\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Quantit\u00e9 mod\u00e9lis\u00e9e :<\/strong> U global, W\/(m\u00b2\u00b7K), arrondi<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000074 e-con-full e-flex e-con e-parent\" data-id=\"rt000074\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000073 elementor-widget elementor-widget-text-editor\" data-id=\"rt000073\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>k = 200 W\/(m\u00b7K) :<\/strong> 47.613<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt000076 e-con-full e-flex e-con e-parent\" data-id=\"rt000076\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000075 elementor-widget elementor-widget-text-editor\" data-id=\"rt000075\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>k = 400 W\/(m\u00b7K) :<\/strong> 47.616<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000079 elementor-widget elementor-widget-text-editor\" data-id=\"rt000079\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Doubler k ne modifie U que d'environ <strong>0.006%<\/strong> dans cet exemple d\u00e9lib\u00e9r\u00e9ment domin\u00e9 par le film. \u00c0 un flux de chaleur de 1 000 W\/m\u00b2, le second film suppos\u00e9 repr\u00e9sente une chute de temp\u00e9rature de 20 K, tandis que les deux murs repr\u00e9sentent respectivement 0,0025 K et 0,00125 K.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00007a elementor-widget elementor-widget-text-editor\" data-id=\"rt00007a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Ce n'est pas une pr\u00e9diction pour une bobine \u00e0 ailettes r\u00e9elle. Une telle bobine a des surfaces int\u00e9rieures et ext\u00e9rieures diff\u00e9rentes, une efficacit\u00e9 des ailettes, des contacts, un circuit et des \u00e9tats de fonctionnement diff\u00e9rents. L'exemple \u00e9tablit une question de revue : <strong>quelle part de la r\u00e9sistance totale la modification du mat\u00e9riau propos\u00e9e \u00e9liminera-t-elle r\u00e9ellement ?<\/strong> Un fournisseur affirmant un gain de capacit\u00e9 devrait r\u00e9pondre \u00e0 cette question avec un mod\u00e8le ou un test dans des conditions comparables.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00007b elementor-widget elementor-widget-image\" data-id=\"rt00007b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-bottleneck.webp\" class=\"attachment-full size-full wp-image-7462\" alt=\"Illustration de la r\u00e9frig\u00e9ration Domi montrant le transfert de film liquide \u00e0 travers la paroi m\u00e9tallique vers le film d&#039;air avec un 3.\" srcset=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-bottleneck.webp 1536w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-bottleneck-300x200.webp 300w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-bottleneck-1024x683.webp 1024w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-bottleneck-768x512.webp 768w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-bottleneck-18x12.webp 18w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-bottleneck-600x400.webp 600w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt0000ac e-con-full e-flex e-con e-parent\" data-id=\"rt0000ac\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00007c elementor-widget elementor-widget-heading\" data-id=\"rt00007c\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"where-conductivity-matters-in-tubes-and-fins\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">L\u00e0 o\u00f9 la conductivit\u00e9 est importante dans les tubes et les ailettes<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00007d elementor-widget elementor-widget-text-editor\" data-id=\"rt00007d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Dans un tube, la conductivit\u00e9 contribue au transfert de chaleur \u00e0 travers la paroi. L'\u00e9paisseur de la paroi sert \u00e9galement aux exigences de pression et de fabrication, donc la r\u00e9duire pour am\u00e9liorer la conduction n'est pas une d\u00e9cision thermique ind\u00e9pendante. V\u00e9rifiez les contraintes de conception de pression requises et de fabrication avant de modifier le dessin.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00007e elementor-widget elementor-widget-text-editor\" data-id=\"rt00007e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Dans une aile, la chaleur doit se diffuser loin du contact avec le tube vers une surface plus grande. La conductivit\u00e9, l'\u00e9paisseur de l'aile, la distance par rapport au tube et l'\u00e9change c\u00f4t\u00e9 air influencent tous la distribution de la temp\u00e9rature. Une conductivit\u00e9 plus \u00e9lev\u00e9e peut \u00eatre utile ici m\u00eame lorsque le terme de conduction \u00e0 travers la paroi est d\u00e9j\u00e0 faible. Notre guide sur <a href=\"https:\/\/domirefrigeration.com\/fr\/comment-les-ailettes-aident-elles-dans-le-radiateur\/\"><u>le fonctionnement des ailettes de radiateur<\/u><\/a> aborde cette fonction de surface en d\u00e9tail.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00007f elementor-widget elementor-widget-text-editor\" data-id=\"rt00007f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Une bonne valeur de m\u00e9tal en vrac ne peut pas non plus \u00e9liminer la r\u00e9sistance \u00e0 une mauvaise interface aile-tube. Incluez les \u00e9carts de contact, les rev\u00eatements et les d\u00e9p\u00f4ts dans l'examen. Leur importance d\u00e9pend de la construction et de l'environnement de service ; une illustration conceptuelle ne peut pas les quantifier.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000080 elementor-widget elementor-widget-text-editor\" data-id=\"rt000080\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Lors de la comparaison des propositions, demandez o\u00f9 chaque conception pr\u00e9voit la plus grande chute de temp\u00e9rature. Si la r\u00e9ponse concerne l'\u00e9change c\u00f4t\u00e9 air, \u00e9tudiez le flux d'air et la conception de la surface avant de payer pour un alliage de tube diff\u00e9rent. Si la r\u00e9ponse concerne la diffusion de l'aile ou une interface, inspectez directement ces caract\u00e9ristiques.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000081 elementor-widget elementor-widget-image\" data-id=\"rt000081\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-fin-contact.webp\" class=\"attachment-full size-full wp-image-7463\" alt=\"Image de composant de la r\u00e9frig\u00e9ration Domi montrant l&#039;interface de contact et l&#039;\u00e9cart illustratif.\" srcset=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-fin-contact.webp 1536w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-fin-contact-300x200.webp 300w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-fin-contact-1024x683.webp 1024w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-fin-contact-768x512.webp 768w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-fin-contact-18x12.webp 18w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-fin-contact-600x400.webp 600w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt0000ad e-con-full e-flex e-con e-parent\" data-id=\"rt0000ad\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000082 elementor-widget elementor-widget-heading\" data-id=\"rt000082\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"what-evidence-should-support-a-conductivity-value\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Quelle preuve doit soutenir une valeur de conductivit\u00e9 ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000083 elementor-widget elementor-widget-text-editor\" data-id=\"rt000083\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Demandez d'abord si la valeur provient d'un manuel, d'une fiche technique du fournisseur ou d'une mesure du produit fourni. Chacun peut \u00eatre utile, mais ils soutiennent des affirmations diff\u00e9rentes. Une valeur issue d'une fiche technique g\u00e9n\u00e9rale ne doit pas \u00eatre pr\u00e9sent\u00e9e comme un r\u00e9sultat de test en lot.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000084 elementor-widget elementor-widget-text-editor\" data-id=\"rt000084\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pour une mesure, demandez la m\u00e9thode, l'identification de l'\u00e9chantillon, les conditions de temp\u00e9rature, la direction du flux de chaleur si pertinent, et l'incertitude ou la r\u00e9p\u00e9tabilit\u00e9 rapport\u00e9e. Les dimensions et la pr\u00e9paration de l'\u00e9chantillon doivent \u00eatre suffisamment claires pour juger si le r\u00e9sultat repr\u00e9sente la pi\u00e8ce achet\u00e9e. Un nom de m\u00e9thode de test seul ne suffit pas \u00e0 expliquer tout cela.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000085 elementor-widget elementor-widget-text-editor\" data-id=\"rt000085\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Conservez les preuves de propri\u00e9t\u00e9 et les preuves d'assemblage dans des dossiers s\u00e9par\u00e9s. Un rapport de conductivit\u00e9 d\u00e9crit un mat\u00e9riau ou un \u00e9chantillon dans ses conditions de test. Une \u00e9valuation de bobine ou un test de prototype d\u00e9crit un assemblage dans des conditions fluides, d'air et d'installation sp\u00e9cifi\u00e9es. Aucun ne remplace l'autre. Si la d\u00e9cision d'achat d\u00e9pend d'une am\u00e9lioration de capacit\u00e9 revendiqu\u00e9e, demandez la comparaison d'assemblage correspondante ainsi que les donn\u00e9es du mat\u00e9riau.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000086 elementor-widget elementor-widget-image\" data-id=\"rt000086\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-measurement.webp\" class=\"attachment-full size-full wp-image-7464\" alt=\"Test de compression de la machine de r\u00e9frig\u00e9ration Domi avec des blocs de cuivre et d&#039;acier et c\u00e2blage pour la temp\u00e9rature-.\" srcset=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-measurement.webp 1536w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-measurement-300x200.webp 300w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-measurement-1024x683.webp 1024w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-measurement-768x512.webp 768w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-measurement-18x12.webp 18w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-measurement-600x400.webp 600w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt0000ae e-con-full e-flex e-con e-parent\" data-id=\"rt0000ae\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000087 elementor-widget elementor-widget-heading\" data-id=\"rt000087\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"a-material-specification-that-can-survive-supplier-review\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Une sp\u00e9cification de mat\u00e9riau pouvant survivre \u00e0 la revue du fournisseur<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000088 elementor-widget elementor-widget-text-editor\" data-id=\"rt000088\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Une demande de devis (RFQ) qui indique uniquement \u201c bobine en cuivre \u00e0 haute conductivit\u00e9 \u201d laisse trop de d\u00e9cisions ouvertes. Envoyez un dessin et une fiche de exigences courte qui identifie :<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000089 elementor-widget elementor-widget-text-editor\" data-id=\"rt000089\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ol>\n<li><strong>Mat\u00e9riau :<\/strong> d\u00e9signation de l'alliage, sp\u00e9cification du produit applicable et alternatives autoris\u00e9es.<\/li>\n<li><strong>Condition :<\/strong> temp\u00e9rature requise ou condition livr\u00e9e, y compris toute contrainte de formage ou de jointure.<\/li>\n<li><strong>G\u00e9om\u00e9trie :<\/strong> dimensions du tube, \u00e9paisseur de la paroi, dimensions des ailettes et interfaces pertinentes pour le flux de chaleur.<\/li>\n<li><strong>Base de propri\u00e9t\u00e9 :<\/strong> source de conductivit\u00e9, unit\u00e9, temp\u00e9rature de r\u00e9f\u00e9rence, et si le chiffre est typique, mesur\u00e9 ou une donn\u00e9e de conception.<\/li>\n<li><strong>Devoir :<\/strong> fluides, conditions d'\u00e9coulement, temp\u00e9ratures, charge thermique requise et chute de pression admissible.<\/li>\n<li><strong>Environnement :<\/strong> condensat, contaminants, exposition au nettoyage et la question de corrosion \u00e0 r\u00e9soudre.<\/li>\n<li><strong>Construction :<\/strong> m\u00e9thode de jonction, contact des ailettes et exigences de rev\u00eatement qui affectent le parcours thermique complet.<\/li>\n<li><strong>Preuve d'acceptation :<\/strong> documentation sur le mat\u00e9riau et toute comparaison de prototype ou de performance d'assemblage convenus.<\/li>\n<\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00008a elementor-widget elementor-widget-text-editor\" data-id=\"rt00008a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Si un fournisseur propose une substitution, demandez la r\u00e9vision du dessin modifi\u00e9 et la base de propri\u00e9t\u00e9 ensemble. Ensuite, examinez les implications en termes de performance thermique, de jonction, de pression et de corrosion avant de l'accepter. Conserver l'ancien dessin avec un nouveau nom de mat\u00e9riau dans un e-mail est difficile \u00e0 auditer ult\u00e9rieurement.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00008b elementor-widget elementor-widget-text-editor\" data-id=\"rt00008b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pour les assemblages en m\u00e9taux mixtes, utilisez un <a href=\"https:\/\/domirefrigeration.com\/fr\/corrosion-galvanique-des-serpentins-de-refrigeration\/\"><u>examen de corrosion galvanique<\/u><\/a>. La conductivit\u00e9 n'\u00e9tablit pas la compatibilit\u00e9 avec les fluides ou l'environnement, et un k plus \u00e9lev\u00e9 ne peut pas compenser un mat\u00e9riau qui \u00e9choue en service.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00008c elementor-widget elementor-widget-image\" data-id=\"rt00008c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-specification.webp\" class=\"attachment-full size-full wp-image-7465\" alt=\"\u00c9changeur de chaleur industriel et composants avec ailettes de refroidissement et tuyau en cuivre.\" srcset=\"https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-specification.webp 1536w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-specification-300x200.webp 300w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-specification-1024x683.webp 1024w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-specification-768x512.webp 768w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-specification-18x12.webp 18w, https:\/\/domirefrigeration.com\/wp-content\/uploads\/2026\/10\/thermal-conductivity-specification-600x400.webp 600w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt0000af e-con-full e-flex e-con e-parent\" data-id=\"rt0000af\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00008d elementor-widget elementor-widget-heading\" data-id=\"rt00008d\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"frequently-asked-questions\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Questions fr\u00e9quemment pos\u00e9es<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00008e elementor-widget elementor-widget-heading\" data-id=\"rt00008e\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"what-is-the-thermal-conductivity-of-copper\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Quelle est la conductivit\u00e9 thermique du cuivre ?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00008f elementor-widget elementor-widget-text-editor\" data-id=\"rt00008f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Utilisez la nuance et la temp\u00e9rature exactes. Les r\u00e9f\u00e9rences ci-dessus donnent environ 385 W\/(m\u00b7K) pour le cuivre doux Cu-ETP \u00e0 temp\u00e9rature ambiante et une plage de 293 \u00e0 364 W\/(m\u00b7K) pour C12200 \u00e0 20\u00b0C. Ces r\u00e9f\u00e9rences fournisseur ne constituent pas une valeur universelle du cuivre ni un r\u00e9sultat garanti par lot.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000090 elementor-widget elementor-widget-heading\" data-id=\"rt000090\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"is-copper-more-thermally-conductive-than-aluminum\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Le cuivre est-il plus conducteur thermiquement que l'aluminium ?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000091 elementor-widget elementor-widget-text-editor\" data-id=\"rt000091\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pour les r\u00e9f\u00e9rences nomm\u00e9es ci-dessus, les valeurs du cuivre d\u00e9passent la valeur de l'aluminium 3003. Cette comparaison concerne la propri\u00e9t\u00e9 du mat\u00e9riau. Un assemblage en cuivre ne surpasse pas automatiquement un assemblage en aluminium avec des dimensions, interfaces, flux d'air ou conditions d'exploitation diff\u00e9rentes.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000092 elementor-widget elementor-widget-heading\" data-id=\"rt000092\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"what-is-the-difference-between-conduction-and-conductivity\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Quelle est la diff\u00e9rence entre conduction et conductivit\u00e9 ?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000093 elementor-widget elementor-widget-text-editor\" data-id=\"rt000093\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La conduction est le processus de transfert de chaleur. La conductivit\u00e9 est une propri\u00e9t\u00e9 du mat\u00e9riau utilis\u00e9e pour calculer ce processus. L'\u00e9paisseur, la surface et la diff\u00e9rence de temp\u00e9rature sont \u00e9galement n\u00e9cessaires pour calculer un d\u00e9bit thermique pour une couche conductrice simple.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000094 elementor-widget elementor-widget-heading\" data-id=\"rt000094\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"what-is-the-thermal-conductivity-of-stainless-steel\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Quelle est la conductivit\u00e9 thermique de l'acier inoxydable ?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000095 elementor-widget elementor-widget-text-editor\" data-id=\"rt000095\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Il n'existe pas de valeur unique couvrant tous les aciers inoxydables et temp\u00e9ratures. Sp\u00e9cifiez la nuance, l'\u00e9tat et la plage de temp\u00e9rature de fonctionnement, puis obtenez une source de propri\u00e9t\u00e9s appropri\u00e9e. Une \u00e9tiquette g\u00e9n\u00e9rique d'acier inoxydable est insuffisante pour une comparaison de conception avec un alliage de cuivre ou d'aluminium particulier.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000096 elementor-widget elementor-widget-heading\" data-id=\"rt000096\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"is-w-m-k-the-same-as-w-m-k\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">W\/(m\u00b7K) est-il identique \u00e0 W\/(m\u00b2\u00b7K) ?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000097 elementor-widget elementor-widget-text-editor\" data-id=\"rt000097\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Non. Le premier est une unit\u00e9 de conductivit\u00e9. Le second est couramment utilis\u00e9 pour un coefficient de transfert de chaleur de surface ou global. Ils d\u00e9crivent des quantit\u00e9s diff\u00e9rentes et ne peuvent pas \u00eatre compar\u00e9s uniquement par leurs valeurs num\u00e9riques.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000098 elementor-widget elementor-widget-heading\" data-id=\"rt000098\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"is-thermal-conductivity-the-same-as-thermal-diffusivity\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">La conductivit\u00e9 thermique est-elle la m\u00eame que la diffusivit\u00e9 thermique ?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt000099 elementor-widget elementor-widget-text-editor\" data-id=\"rt000099\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Non. La diffusivit\u00e9 thermique, \u03b1 = k\/(\u03c1c\u209a), inclut \u00e9galement la densit\u00e9 et la capacit\u00e9 thermique sp\u00e9cifique. Elle aide \u00e0 d\u00e9crire comment les variations de temp\u00e9rature se propagent \u00e0 travers un mat\u00e9riau au fil du temps. La conductivit\u00e9 seule ne d\u00e9crit pas sa r\u00e9ponse transitoire.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00009a elementor-widget elementor-widget-heading\" data-id=\"rt00009a\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"can-a-coating-affect-a-highly-conductive-metal-part\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Une couche peut-elle affecter une pi\u00e8ce en m\u00e9tal tr\u00e8s conducteur ?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00009b elementor-widget elementor-widget-text-editor\" data-id=\"rt00009b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Oui. Une couche ajoute une autre couche avec sa propre \u00e9paisseur et ses propri\u00e9t\u00e9s, et peut influencer le comportement de surface. \u00c9valuez son r\u00f4le dans le chemin de chaleur r\u00e9el en plus de sa fonction protectrice. N'attribuez pas la conductivit\u00e9 du m\u00e9tal sous-jacent \u00e0 l'ensemble de la construction rev\u00eatue.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00009c elementor-widget elementor-widget-heading\" data-id=\"rt00009c\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"can-i-calculate-coil-capacity-from-conductivity-alone\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Puis-je calculer la capacit\u00e9 de la bobine uniquement \u00e0 partir de la conductivit\u00e9 ?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00009d elementor-widget elementor-widget-text-editor\" data-id=\"rt00009d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Non. La conductivit\u00e9 fournit une donn\u00e9e sur le mat\u00e9riau. Une \u00e9valuation de l'assemblage n\u00e9cessite \u00e9galement la g\u00e9om\u00e9trie, le comportement c\u00f4t\u00e9 fluide, les effets de ailettes et de contact, les conditions de fonctionnement et une base de calcul ou de test appropri\u00e9e. Demandez une capacit\u00e9 selon vos conditions sp\u00e9cifi\u00e9es plut\u00f4t que de l'inf\u00e9rer \u00e0 partir de k.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt0000b0 e-con-full e-flex e-con e-parent\" data-id=\"rt0000b0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00009e elementor-widget elementor-widget-heading\" data-id=\"rt00009e\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"review-the-material-and-heat-path-before-choosing-a-coil\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">V\u00e9rifiez le mat\u00e9riau et le chemin de chaleur avant de choisir une bobine<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt00009f elementor-widget elementor-widget-text-editor\" data-id=\"rt00009f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Utilisez la conductivit\u00e9 pour v\u00e9rifier une affirmation sur un mat\u00e9riau, puis \u00e9valuez la construction compl\u00e8te. Examinez le dessin avec l'alliage, l'\u00e9paisseur, les interfaces et la charge de fonctionnement ensemble. Si des preuves de performance manquent encore, d\u00e9finissez les conditions de comparaison avant de discuter d'un gain revendiqu\u00e9.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt0000a0 elementor-widget elementor-widget-text-editor\" data-id=\"rt0000a0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La page des <a href=\"https:\/\/domirefrigeration.com\/fr\/capacites-dingenierie\/\"><u>capacit\u00e9s d\u2019ing\u00e9nierie<\/u><\/a> et <a href=\"https:\/\/domirefrigeration.com\/fr\/fabrication-de-batteries-sur-mesure\/\"><u>fabrication de batteries sur mesure<\/u><\/a> Les pages d\u00e9crivent les services de conception et de fabrication pertinents. Envoyez votre dessin actuel, l'alternative de mat\u00e9riau propos\u00e9e, les temp\u00e9ratures de fonctionnement et la charge thermique requise. Demandez \u00e0 l'\u00e9quipe de confirmer la faisabilit\u00e9, les hypoth\u00e8ses n\u00e9cessitant une r\u00e9vision et les preuves n\u00e9cessaires pour la prochaine d\u00e9cision. La disponibilit\u00e9 des mat\u00e9riaux, les tol\u00e9rances et le p\u00e9rim\u00e8tre de validation doivent \u00eatre confirm\u00e9s pour le projet particulier.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt0000a1 elementor-align-left elementor-widget elementor-widget-button\" data-id=\"rt0000a1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/domirefrigeration.com\/fr\/contact\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Envoyez votre mat\u00e9riau de bobine et votre dessin pour r\u00e9vision<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-rt0000b1 e-con-full e-flex e-con e-parent\" data-id=\"rt0000b1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-rt0000a2 elementor-widget elementor-widget-heading\" data-id=\"rt0000a2\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"related-refrigeration-resources\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Related refrigeration resources<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rt0000a3 elementor-widget elementor-widget-text-editor\" data-id=\"rt0000a3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul>\n<li><a href=\"https:\/\/domirefrigeration.com\/fr\/coefficient-de-transfert-de-chaleur\/\"><u>Coefficient de transfert de chaleur, U et UA<\/u><\/a><\/li>\n<li><a href=\"https:\/\/domirefrigeration.com\/fr\/comment-les-ailettes-aident-elles-dans-le-radiateur\/\"><u>Comment les ailettes de radiateur soutiennent le transfert de chaleur<\/u><\/a><\/li>\n<li><a href=\"https:\/\/domirefrigeration.com\/fr\/corrosion-galvanique-des-serpentins-de-refrigeration\/\"><u>Corrosion galvanique dans les bobines de r\u00e9frig\u00e9ration<\/u><\/a><\/li>\n<li><a href=\"https:\/\/domirefrigeration.com\/fr\/microcanal-contre-tubes-a-ailettes-pour-les-serpentins-hvac\/\"><u>Microcanal vs bobines HVAC \u00e0 ailettes et tubes<\/u><\/a><\/li>\n<li><a href=\"https:\/\/domirefrigeration.com\/fr\/batteries-deau-glacee\/\"><u>Applications et sp\u00e9cifications des bobines d'eau glac\u00e9e<\/u><\/a><\/li>\n<li><a href=\"https:\/\/domirefrigeration.com\/fr\/fabrication-de-batteries-sur-mesure\/\"><u>Fabrication de serpentins sur mesure<\/u><\/a><\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Guide pratique de la conductivit\u00e9 thermique, W\/(m\u00b7K), grades de cuivre et d'aluminium, et les preuves dont les acheteurs OEM ont besoin avant de changer les mat\u00e9riaux de l'enroulement.<\/p>","protected":false},"author":1,"featured_media":7470,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[54],"tags":[],"class_list":["post-7466","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-oem-buyer-guides"],"_links":{"self":[{"href":"https:\/\/domirefrigeration.com\/fr\/wp-json\/wp\/v2\/posts\/7466","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/domirefrigeration.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/domirefrigeration.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/domirefrigeration.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/domirefrigeration.com\/fr\/wp-json\/wp\/v2\/comments?post=7466"}],"version-history":[{"count":3,"href":"https:\/\/domirefrigeration.com\/fr\/wp-json\/wp\/v2\/posts\/7466\/revisions"}],"predecessor-version":[{"id":7469,"href":"https:\/\/domirefrigeration.com\/fr\/wp-json\/wp\/v2\/posts\/7466\/revisions\/7469"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/domirefrigeration.com\/fr\/wp-json\/wp\/v2\/media\/7470"}],"wp:attachment":[{"href":"https:\/\/domirefrigeration.com\/fr\/wp-json\/wp\/v2\/media?parent=7466"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/domirefrigeration.com\/fr\/wp-json\/wp\/v2\/categories?post=7466"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/domirefrigeration.com\/fr\/wp-json\/wp\/v2\/tags?post=7466"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}