{"id":2711,"date":"2026-03-02T08:55:51","date_gmt":"2026-03-02T07:55:51","guid":{"rendered":"https:\/\/www.nickelcasting.com\/?p=2711"},"modified":"2026-03-02T08:55:51","modified_gmt":"2026-03-02T07:55:51","slug":"incoloy-alloy-for-heat-exchanger","status":"publish","type":"post","link":"https:\/\/www.nickelcasting.com\/fr\/incoloy-alloy-for-heat-exchanger\/","title":{"rendered":"Pourquoi utiliser l'alliage Incoloy pour les \u00e9changeurs de chaleur \u00e0 haute teneur en chlorure ?"},"content":{"rendered":"<p data-path-to-node=\"3\">S\u00e9lection de l'option optimale <b data-path-to-node=\"3\" data-index-in-node=\"22\">Alliage Incoloy pour l'\u00e9changeur de chaleur<\/b> Les unit\u00e9s de production d'acier inoxydable n\u00e9cessitent une compr\u00e9hension nuanc\u00e9e de l'intersection entre le stress m\u00e9canique et l'agression chimique. Dans les environnements \u00e0 haute temp\u00e9rature ou dans les syst\u00e8mes expos\u00e9s \u00e0 des piq\u00fbres localis\u00e9es, les aciers inoxydables standard tombent souvent en panne \u00e0 cause de la fissuration par corrosion sous contrainte induite par le chlorure (SCC). En tant qu'ing\u00e9nieurs, nous nous tournons vers la s\u00e9rie Incoloy - en particulier les familles 800 et 825 - pour obtenir la r\u00e9sistance \u00e0 l'oxydation et la stabilit\u00e9 m\u00e9tallurgique n\u00e9cessaires qui font d\u00e9faut aux aciers de la s\u00e9rie 300. Le secret r\u00e9side dans l'\u00e9quilibre contr\u00f4l\u00e9 entre le nickel, le chrome et le fer, souvent compl\u00e9t\u00e9 par du titane pour la stabilisation.<\/p>\n<p data-path-to-node=\"3\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-2712\" src=\"http:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/139.jpg\" alt=\"Pourquoi utiliser l&#039;alliage Incoloy pour les \u00e9changeurs de chaleur \u00e0 haute teneur en chlorure ?\" width=\"1024\" height=\"765\" srcset=\"https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/139.jpg 1024w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/139-300x224.jpg 300w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/139-768x574.jpg 768w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/139-16x12.jpg 16w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<h3 data-path-to-node=\"4\">L'avantage m\u00e9tallurgique : 800H vs. 825 dans les m\u00e9dias thermiques<\/h3>\n<p data-path-to-node=\"5\">Lorsque nous \u00e9valuons un <b data-path-to-node=\"5\" data-index-in-node=\"20\">Alliage Incoloy pour l'\u00e9changeur de chaleur<\/b> nous devons essentiellement choisir entre la r\u00e9sistance au fluage \u00e0 haute temp\u00e9rature et la protection contre la corrosion en milieu aqueux.<\/p>\n<p data-path-to-node=\"6\">Incoloy 800H (UNS N08811) is the &#8220;workhorse&#8221; for high-temperature exchangers. Its carbon content is restricted to <span class=\"math-inline\" data-math=\"0.05\\%\" data-index-in-node=\"114\"><span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">0.05%<\/span><\/span><\/span><\/span><\/span>\u2013<span class=\"math-inline\" data-math=\"0.10\\%\" data-index-in-node=\"121\"><span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">0.10%<\/span><\/span><\/span><\/span><\/span>, Il est ensuite soumis \u00e0 un recuit de mise en solution \u00e0 haute temp\u00e9rature pour garantir une taille de grain grossi\u00e8re (ASTM 5 ou plus). Cette microstructure est essentielle pour maximiser la r\u00e9sistance au fluage et \u00e0 la rupture au-dessus du niveau de <span class=\"math-inline\" data-math=\"600^\\circ\\text{C}\" data-index-in-node=\"308\"><span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">60<\/span><span class=\"mord\">0<span class=\"msupsub\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"\"><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mbin mtight\">\u2218<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mord text\"><span class=\"mord\">C<\/span><\/span><\/span><\/span><\/span><\/span>.<\/p>\n<p data-path-to-node=\"7\">Inversement, <a href=\"https:\/\/www.nickelcasting.com\/ko\/%eb%8b%88%ec%bc%88-%ed%95%a9%ea%b8%88\/%ec%9d%b8%ec%bd%94%eb%a1%9c%ec%9d%b4-%ea%b8%88%ec%86%8d-%ed%95%a9%ea%b8%88\/incoloy-825\/\">Incoloy 825<\/a> (UNS N08825) is more of a &#8220;specialist&#8221; for aggressive chemical media. By increasing the nickel content to <span class=\"math-inline\" data-math=\"38\\%\" data-index-in-node=\"130\"><span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">38%<\/span><\/span><\/span><\/span><\/span>\u2013<span class=\"math-inline\" data-math=\"46\\%\" data-index-in-node=\"135\"><span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">46%<\/span><\/span><\/span><\/span><\/span> et en ajoutant du molybd\u00e8ne (<span class=\"math-inline\" data-math=\"2.5\\%\" data-index-in-node=\"163\"><span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">2.5%<\/span><\/span><\/span><\/span><\/span>\u2013<span class=\"math-inline\" data-math=\"3.5\\%\" data-index-in-node=\"169\"><span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">3.5%<\/span><\/span><\/span><\/span><\/span>) et le cuivre (<span class=\"math-inline\" data-math=\"1.5\\%\" data-index-in-node=\"188\"><span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">1.5%<\/span><\/span><\/span><\/span><\/span>\u2013<span class=\"math-inline\" data-math=\"3.0\\%\" data-index-in-node=\"194\"><span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">3.0%<\/span><\/span><\/span><\/span><\/span>), l'alliage acquiert une r\u00e9sistance exceptionnelle aux acides r\u00e9ducteurs, tels que les acides sulfurique et phosphorique. Dans les \u00e9changeurs de chaleur \u00e0 calandre et \u00e0 tubes qui traitent des gaz acides ou de l'eau de refroidissement pollu\u00e9e, le 825 est souvent le choix m\u00e9tallurgique le plus s\u00fbr.<\/p>\n<h3 data-path-to-node=\"8\">Propri\u00e9t\u00e9s comparatives des mat\u00e9riaux<\/h3>\n<p data-path-to-node=\"9\">Le tableau suivant pr\u00e9sente les r\u00e9f\u00e9rences chimiques et les limites m\u00e9caniques qui d\u00e9finissent les performances de ces alliages dans les \u00e9quipements de transfert de chaleur.<\/p>\n<table data-path-to-node=\"10\">\n<thead>\n<tr>\n<td><strong>\u00c9l\u00e9ment \/ Propri\u00e9t\u00e9<\/strong><\/td>\n<td><strong>Incoloy 800H (UNS N08811)<\/strong><\/td>\n<td><strong>Incoloy 825 (UNS N08825)<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><span data-path-to-node=\"10,1,0,0\"><b data-path-to-node=\"10,1,0,0\" data-index-in-node=\"0\">Nickel (Ni) %<\/b><\/span><\/td>\n<td><span data-path-to-node=\"10,1,1,0\">30.0 &#8211; 35.0<\/span><\/td>\n<td><span data-path-to-node=\"10,1,2,0\">38.0 &#8211; 46.0<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"10,2,0,0\"><b data-path-to-node=\"10,2,0,0\" data-index-in-node=\"0\">Chrome (Cr) %<\/b><\/span><\/td>\n<td><span data-path-to-node=\"10,2,1,0\">19.0 &#8211; 23.0<\/span><\/td>\n<td><span data-path-to-node=\"10,2,2,0\">19.5 &#8211; 23.5<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"10,3,0,0\"><b data-path-to-node=\"10,3,0,0\" data-index-in-node=\"0\">Fer (Fe) %<\/b><\/span><\/td>\n<td><span data-path-to-node=\"10,3,1,0\">39,5 min<\/span><\/td>\n<td><span data-path-to-node=\"10,3,2,0\">22.0 min<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"10,4,0,0\"><b data-path-to-node=\"10,4,0,0\" data-index-in-node=\"0\">Molybd\u00e8ne (Mo) %<\/b><\/span><\/td>\n<td><span data-path-to-node=\"10,4,1,0\">&#8211;<\/span><\/td>\n<td><span data-path-to-node=\"10,4,2,0\">2.5 &#8211; 3.5<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"10,5,0,0\"><b data-path-to-node=\"10,5,0,0\" data-index-in-node=\"0\">Cuivre (Cu) %<\/b><\/span><\/td>\n<td><span data-path-to-node=\"10,5,1,0\">&#8211;<\/span><\/td>\n<td><span data-path-to-node=\"10,5,2,0\">1.5 &#8211; 3.0<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"10,6,0,0\"><b data-path-to-node=\"10,6,0,0\" data-index-in-node=\"0\">R\u00e9sistance \u00e0 la traction (MPa)<\/b><\/span><\/td>\n<td><span data-path-to-node=\"10,6,1,0\"><span class=\"math-inline\" data-math=\"\\ge 450\" data-index-in-node=\"0\">$\\ge 450$<\/span><\/span><\/td>\n<td><span data-path-to-node=\"10,6,2,0\"><span class=\"math-inline\" data-math=\"\\ge 585\" data-index-in-node=\"0\">$\\ge 585$<\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"10,7,0,0\"><b data-path-to-node=\"10,7,0,0\" data-index-in-node=\"0\">Limite d'\u00e9lasticit\u00e9 (MPa)<\/b><\/span><\/td>\n<td><span data-path-to-node=\"10,7,1,0\"><span class=\"math-inline\" data-math=\"\\ge 170\" data-index-in-node=\"0\">$\\ge 170$<\/span><\/span><\/td>\n<td><span data-path-to-node=\"10,7,2,0\"><span class=\"math-inline\" data-math=\"\\ge 240\" data-index-in-node=\"0\">$\\ge 240$<\/span><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 data-path-to-node=\"11\">Gestion de la dilatation thermique et de la sulfuration<\/h3>\n<p data-path-to-node=\"12\">Le coefficient de dilatation thermique (CTE) est un oubli fr\u00e9quent dans la conception des \u00e9changeurs de chaleur. Les alliages Incoloy ayant une teneur \u00e9lev\u00e9e en fer par rapport \u00e0 l'Hastelloy, leur CTE est plus compatible avec les enveloppes en acier au carbone, ce qui r\u00e9duit le risque de d\u00e9faillance du joint tube-t\u00f4le pendant les cycles thermiques.<\/p>\n<p data-path-to-node=\"13\">Furthermore, in environments containing sulfur (common in refinery &#8220;bottom-of-the-barrel&#8221; processing), the chromium content in these alloys facilitates the formation of a protective Cr-oxide scale. However, if the atmosphere shifts from oxidizing to reducing, the stability of this scale is compromised. In such cases, 800H remains superior for gas-to-gas exchangers, while 825 excels in liquid-to-liquid exchangers where acid dew point corrosion is a concern.<\/p>\n<p data-path-to-node=\"13\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-2713\" src=\"http:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/140.jpg\" alt=\"Pourquoi utiliser l&#039;alliage Incoloy pour les \u00e9changeurs de chaleur \u00e0 haute teneur en chlorure ?\" width=\"1024\" height=\"765\" srcset=\"https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/140.jpg 1024w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/140-300x224.jpg 300w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/140-768x574.jpg 768w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/140-16x12.jpg 16w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<h3 data-path-to-node=\"14\">Verdict de l'ing\u00e9nierie<\/h3>\n<p data-path-to-node=\"15\">La d\u00e9cision de sp\u00e9cifier un <b data-path-to-node=\"15\" data-index-in-node=\"27\">Alliage Incoloy pour l'\u00e9changeur de chaleur<\/b> La fabrication ne doit jamais \u00eatre bas\u00e9e uniquement sur le co\u00fbt. Il s'agit d'une d\u00e9cision fond\u00e9e sur la <span class=\"math-inline\" data-math=\"Pitting Resistance Equivalent Number (PREN)\" data-index-in-node=\"139\"><span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord mathnormal\">P<\/span><span class=\"mord mathnormal\">i<\/span><span class=\"mord mathnormal\">tt<\/span><span class=\"mord mathnormal\">en<\/span><span class=\"mord mathnormal\">g<\/span><span class=\"mord mathnormal\">R<\/span><span class=\"mord mathnormal\">es<\/span><span class=\"mord mathnormal\">i<\/span><span class=\"mord mathnormal\">s<\/span><span class=\"mord mathnormal\">t<\/span><span class=\"mord mathnormal\">un<\/span><span class=\"mord mathnormal\">ce<\/span><span class=\"mord mathnormal\">Eq<\/span><span class=\"mord mathnormal\">u<\/span><span class=\"mord mathnormal\">i<\/span><span class=\"mord mathnormal\">v<\/span><span class=\"mord mathnormal\">a<\/span><span class=\"mord mathnormal\">l<\/span><span class=\"mord mathnormal\">e<\/span><span class=\"mord mathnormal\">n<\/span><span class=\"mord mathnormal\">tN<\/span><span class=\"mord mathnormal\">u<\/span><span class=\"mord mathnormal\">mb<\/span><span class=\"mord mathnormal\">er<\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">PREN<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span> et les courbes sp\u00e9cifiques de fluage-rupture des fluides. Pour les g\u00e9n\u00e9rateurs de vapeur \u00e0 haute pression, les variantes 800H\/HT ne sont pas n\u00e9gociables. Pour les syst\u00e8mes refroidis \u00e0 l'eau de mer ou les r\u00e9chauffeurs d'acide phosphorique, la variante 825 stabilis\u00e9e au mono fournit l'assurance n\u00e9cessaire contre une CSC catastrophique.<\/p>\n<hr data-path-to-node=\"16\" \/>\n<h3 data-path-to-node=\"17\">Q&amp;R connexes :<\/h3>\n<p data-path-to-node=\"18\"><b data-path-to-node=\"18\" data-index-in-node=\"0\">1. Pourquoi l'Incoloy 800H est-il pr\u00e9f\u00e9r\u00e9 \u00e0 <a href=\"https:\/\/www.nickelcasting.com\/ko\/%eb%8b%88%ec%bc%88-%ed%95%a9%ea%b8%88\/%ec%9d%b8%ec%bd%94%eb%a1%9c%ec%9d%b4-%ea%b8%88%ec%86%8d-%ed%95%a9%ea%b8%88\/incoloy-800\/\">Incoloy 800<\/a> pour les \u00e9changeurs haute temp\u00e9rature ?<\/b><\/p>\n<p data-path-to-node=\"18\">The &#8220;H&#8221; designation signifies a controlled carbon range (<span class=\"math-inline\" data-math=\"0.05\\%\u20130.10\\%\" data-index-in-node=\"133\"><span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">0,05%-0,10%<\/span><\/span><\/span><\/span><\/span>) et un processus sp\u00e9cifique de recuit de mise en solution. Il en r\u00e9sulte une taille de grain plus importante, qui am\u00e9liore consid\u00e9rablement la r\u00e9sistance au fluage et \u00e0 la rupture \u00e0 des temp\u00e9ratures sup\u00e9rieures \u00e0 1,5 million d'euros. <span class=\"math-inline\" data-math=\"1100^\\circ\\text{F}\" data-index-in-node=\"306\"><span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">110<\/span><span class=\"mord\">0<span class=\"msupsub\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"\"><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mbin mtight\">\u2218<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mord text\"><span class=\"mord\">F<\/span><\/span><\/span><\/span><\/span><\/span> (<span class=\"math-inline\" data-math=\"593^\\circ\\text{C}\" data-index-in-node=\"326\"><span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">59<\/span><span class=\"mord\">3<span class=\"msupsub\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"\"><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mbin mtight\">\u2218<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mord text\"><span class=\"mord\">C<\/span><\/span><\/span><\/span><\/span><\/span>), alors que l'alliage standard 800 peut souffrir d'une instabilit\u00e9 de la croissance des grains.<\/p>\n<p data-path-to-node=\"19\"><b data-path-to-node=\"19\" data-index-in-node=\"0\">2. L'Incoloy 825 peut-il r\u00e9sister \u00e0 la piq\u00fbre dans les applications d'eau de mer stagnante ?<\/b><\/p>\n<p data-path-to-node=\"19\">Alors que l'Incoloy 825 pr\u00e9sente une excellente r\u00e9sistance \u00e0 la CSC en raison de sa teneur \u00e9lev\u00e9e en nickel, sa teneur en Mo (<span class=\"math-inline\" data-math=\"2.5\\%\u20133.5\\%\" data-index-in-node=\"167\"><span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">2.5%-3.5%<\/span><\/span><\/span><\/span><\/span>) pourrait \u00eatre insuffisant pour l'eau de mer stagnante o\u00f9 la corrosion par crevasses peut se produire. Dans de tels sc\u00e9narios sp\u00e9cifiques d'\u00e9changeurs de chaleur, un alliage avec un taux de corrosion plus \u00e9lev\u00e9 peut \u00eatre utilis\u00e9. <span class=\"math-inline\" data-math=\"PREN\" data-index-in-node=\"325\"><span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord mathnormal\">PREN<\/span><\/span><\/span><\/span><\/span>, comme <a href=\"https:\/\/www.nickelcasting.com\/ko\/%eb%8b%88%ec%bc%88-%ed%95%a9%ea%b8%88\/%ec%9d%b8%ec%bd%94%eb%84%ac-%eb%8b%88%ec%bc%88-%ed%95%a9%ea%b8%88\/inconel-625\/\">Inconel 625<\/a>, peut \u00eatre sugg\u00e9r\u00e9e en fonction de la vitesse d'\u00e9coulement.<\/p>\n<p data-path-to-node=\"20\"><b data-path-to-node=\"20\" data-index-in-node=\"0\">3. Quelles sont les consid\u00e9rations relatives au soudage de l'alliage Incoloy pour les tubes d'\u00e9changeurs de chaleur ?<\/b><\/p>\n<p data-path-to-node=\"20\">Des m\u00e9taux d'apport de composition \u00e9quivalente, tels que ERNiCrMo-3 (pour 825) ou ERNiCr-3 (pour 800H), sont g\u00e9n\u00e9ralement utilis\u00e9s. Il est essentiel de maintenir un faible apport de chaleur pour \u00e9viter les fissures de solidification et pour s'assurer que la zone affect\u00e9e thermiquement (ZAT) conserve ses propri\u00e9t\u00e9s de r\u00e9sistance \u00e0 la corrosion.<\/p>","protected":false},"excerpt":{"rendered":"<p>Selecting the optimal Incoloy alloy for heat exchanger units requires a nuanced understanding of the intersection between mechanical stress and chemical aggression. In high-temperature environments or systems exposed to localized pitting, standard stainless steels often fail due to chloride-induced stress corrosion cracking (SCC). As engineers, we look toward the Incoloy series\u2014specifically the 800 and 825 [&hellip;]<\/p>","protected":false},"author":1,"featured_media":2713,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","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":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[3],"tags":[],"class_list":["post-2711","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"spectra_custom_meta":{"_edit_lock":["1772438014:1"],"_edit_last":["1"],"rank_math_seo_score":["73"],"rank_math_description":["Fretting over SCC in chloride-heavy thermal systems? Selecting the right Incoloy alloy for heat exchanger is vital. 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In high-temperature environments or systems exposed to localized pitting, standard stainless steels often fail due to chloride-induced stress corrosion cracking (SCC). As engineers, we look toward the Incoloy series\u2014specifically the 800 and 825\u2026","_links":{"self":[{"href":"https:\/\/www.nickelcasting.com\/fr\/wp-json\/wp\/v2\/posts\/2711","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nickelcasting.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nickelcasting.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/fr\/wp-json\/wp\/v2\/comments?post=2711"}],"version-history":[{"count":1,"href":"https:\/\/www.nickelcasting.com\/fr\/wp-json\/wp\/v2\/posts\/2711\/revisions"}],"predecessor-version":[{"id":2714,"href":"https:\/\/www.nickelcasting.com\/fr\/wp-json\/wp\/v2\/posts\/2711\/revisions\/2714"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/fr\/wp-json\/wp\/v2\/media\/2713"}],"wp:attachment":[{"href":"https:\/\/www.nickelcasting.com\/fr\/wp-json\/wp\/v2\/media?parent=2711"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/fr\/wp-json\/wp\/v2\/categories?post=2711"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/fr\/wp-json\/wp\/v2\/tags?post=2711"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}