{"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\/pt\/incoloy-alloy-for-heat-exchanger\/","title":{"rendered":"Porqu\u00ea utilizar a liga Incoloy para o permutador de calor com elevado teor de cloreto?"},"content":{"rendered":"<p data-path-to-node=\"3\">Selecionar o melhor <b data-path-to-node=\"3\" data-index-in-node=\"22\">Liga Incoloy para permutador de calor<\/b> requer uma compreens\u00e3o diferenciada da intersec\u00e7\u00e3o entre a tens\u00e3o mec\u00e2nica e a agress\u00e3o qu\u00edmica. Em ambientes de alta temperatura ou em sistemas expostos a pites localizados, os a\u00e7os inoxid\u00e1veis padr\u00e3o frequentemente falham devido \u00e0 fissura\u00e7\u00e3o por corros\u00e3o sob tens\u00e3o induzida por cloretos (SCC). Como engenheiros, olhamos para a s\u00e9rie Incoloy - especificamente as fam\u00edlias 800 e 825 - para fornecer a resist\u00eancia \u00e0 oxida\u00e7\u00e3o e a estabilidade metal\u00fargica necess\u00e1rias que os a\u00e7os da s\u00e9rie 300 n\u00e3o possuem. O segredo reside no equil\u00edbrio controlado de n\u00edquel, cr\u00f3mio e ferro, frequentemente aumentado com tit\u00e2nio para estabiliza\u00e7\u00e3o.<\/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=\"Porqu\u00ea utilizar a liga Incoloy para o permutador de calor com elevado teor de cloreto\" 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\">A vantagem metal\u00fargica: 800H vs. 825 em meios t\u00e9rmicos<\/h3>\n<p data-path-to-node=\"5\">Quando avaliamos um <b data-path-to-node=\"5\" data-index-in-node=\"20\">Liga Incoloy para permutador de calor<\/b> aplica\u00e7\u00f5es, estamos essencialmente a escolher entre a resist\u00eancia \u00e0 flu\u00eancia a alta temperatura e a prote\u00e7\u00e3o contra a corros\u00e3o aquosa.<\/p>\n<p data-path-to-node=\"6\">O Incoloy 800H (UNS N08811) \u00e9 o \u201ccavalo de batalha\u201d dos permutadores de calor para altas temperaturas. O seu teor de carbono est\u00e1 limitado a <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>, e \u00e9 submetido a um recozimento de solu\u00e7\u00e3o a alta temperatura para garantir um tamanho de gr\u00e3o grosseiro (ASTM 5 ou mais grosseiro). Esta microestrutura \u00e9 fundamental para maximizar a resist\u00eancia \u00e0 rutura por flu\u00eancia acima 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\">Pelo contr\u00e1rio, <a href=\"https:\/\/www.nickelcasting.com\/pt\/ligas-de-niquel\/ligas-metalicas-incoloy\/incoloy-825\/\">Incoloy 825<\/a> (UNS N08825) \u00e9, antes de mais, um \u201cespecialista\u201d em meios qu\u00edmicos agressivos. Ao aumentar o teor de n\u00edquel para <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> e a adi\u00e7\u00e3o de molibd\u00e9nio (<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>) e cobre (<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>), a liga ganha uma resist\u00eancia excecional aos \u00e1cidos redutores, tais como os \u00e1cidos sulf\u00farico e fosf\u00f3rico. Nos permutadores de calor de casco e tubo que lidam com g\u00e1s \u00e1cido ou \u00e1gua de arrefecimento polu\u00edda, o 825 \u00e9 frequentemente a aposta metal\u00fargica mais segura.<\/p>\n<h3 data-path-to-node=\"8\">Propriedades comparativas dos materiais<\/h3>\n<p data-path-to-node=\"9\">O quadro seguinte descreve os par\u00e2metros de refer\u00eancia qu\u00edmicos e os limites mec\u00e2nicos que definem o desempenho destas ligas em equipamentos de transfer\u00eancia de calor.<\/p>\n<table data-path-to-node=\"10\">\n<thead>\n<tr>\n<td><strong>Elemento \/ Propriedade<\/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\">N\u00edquel (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\">Cr\u00f3mio (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\">Ferro (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\">Molibd\u00e9nio (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\">Cobre (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\">Resist\u00eancia \u00e0 tra\u00e7\u00e3o (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\">Resist\u00eancia ao escoamento (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\">Gerir a expans\u00e3o t\u00e9rmica e a sulfida\u00e7\u00e3o<\/h3>\n<p data-path-to-node=\"12\">Um descuido comum no projeto de trocadores de calor \u00e9 o coeficiente de expans\u00e3o t\u00e9rmica (CTE). Uma vez que as ligas Incoloy t\u00eam um elevado teor de ferro em compara\u00e7\u00e3o com as ligas Hastelloy, o seu CTE \u00e9 mais compat\u00edvel com cascas de a\u00e7o-carbono, reduzindo o risco de falha da junta tubo-l\u00e2mina durante o ciclo t\u00e9rmico.<\/p>\n<p data-path-to-node=\"13\">Al\u00e9m disso, em ambientes que cont\u00eam enxofre (comuns no processamento de \u201cres\u00edduos\u201d das refinarias), o teor de cr\u00f3mio nestas ligas facilita a forma\u00e7\u00e3o de uma camada protetora de \u00f3xido de cr\u00f3mio. No entanto, se a atmosfera passar de oxidante para redutora, a estabilidade desta camada fica comprometida. Nesses casos, a liga 800H continua a ser a melhor op\u00e7\u00e3o para permutadores de g\u00e1s-g\u00e1s, enquanto a liga 825 se destaca nos permutadores de l\u00edquido-l\u00edquido, onde a corros\u00e3o por ponto de orvalho \u00e1cido constitui uma preocupa\u00e7\u00e3o.<\/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=\"Porqu\u00ea utilizar a liga Incoloy para o permutador de calor com elevado teor de cloreto\" 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\">Veredicto da engenharia<\/h3>\n<p data-path-to-node=\"15\">A decis\u00e3o de especificar um <b data-path-to-node=\"15\" data-index-in-node=\"27\">Liga Incoloy para permutador de calor<\/b> A fabrica\u00e7\u00e3o nunca deve ser baseada apenas no custo. \u00c9 uma decis\u00e3o baseada no <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\">em<\/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\">um<\/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> e as curvas espec\u00edficas de flu\u00eancia-rutura dos meios. Para geradores de vapor de alta press\u00e3o, as variantes 800H\/HT n\u00e3o s\u00e3o negoci\u00e1veis. Para sistemas arrefecidos a \u00e1gua do mar ou aquecedores de \u00e1cido fosf\u00f3rico, a variante 825 estabilizada a Mo fornece o seguro necess\u00e1rio contra o SCC catastr\u00f3fico.<\/p>\n<hr data-path-to-node=\"16\" \/>\n<h3 data-path-to-node=\"17\">Perguntas e respostas relacionadas:<\/h3>\n<p data-path-to-node=\"18\"><b data-path-to-node=\"18\" data-index-in-node=\"0\">1. Porque \u00e9 que o Incoloy 800H \u00e9 preferido em rela\u00e7\u00e3o ao <a href=\"https:\/\/www.nickelcasting.com\/pt\/ligas-de-niquel\/ligas-metalicas-incoloy\/incoloy-800\/\">Incoloy 800<\/a> para permutadores de alta temperatura?<\/b><\/p>\n<p data-path-to-node=\"18\">A designa\u00e7\u00e3o \u201cH\u201d indica uma gama de carbono controlada (<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>) e um processo espec\u00edfico de recozimento em solu\u00e7\u00e3o. Isto resulta num tamanho de gr\u00e3o maior, que melhora significativamente a resist\u00eancia \u00e0 rutura por flu\u00eancia a temperaturas superiores a <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>), enquanto a liga 800 padr\u00e3o pode sofrer de instabilidade de crescimento de gr\u00e3o.<\/p>\n<p data-path-to-node=\"19\"><b data-path-to-node=\"19\" data-index-in-node=\"0\">2. O Incoloy 825 pode resistir \u00e0 corros\u00e3o em aplica\u00e7\u00f5es com \u00e1gua do mar estagnada?<\/b><\/p>\n<p data-path-to-node=\"19\">Embora o Incoloy 825 tenha uma excelente resist\u00eancia ao SCC devido ao seu elevado teor de n\u00edquel, o seu teor de 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>) pode ser insuficiente para a \u00e1gua do mar estagnada, onde pode ocorrer corros\u00e3o em fendas. Nestes cen\u00e1rios espec\u00edficos de permutadores de calor, uma liga com um maior <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>, como <a href=\"https:\/\/www.nickelcasting.com\/pt\/ligas-de-niquel\/ligas-de-niquel-inconel\/inconel-625\/\">Inconel 625<\/a>, dependendo da velocidade do fluxo.<\/p>\n<p data-path-to-node=\"20\"><b data-path-to-node=\"20\" data-index-in-node=\"0\">3. Quais s\u00e3o as considera\u00e7\u00f5es de soldadura da liga Incoloy para tubos de permutadores de calor?<\/b><\/p>\n<p data-path-to-node=\"20\">S\u00e3o normalmente utilizados metais de adi\u00e7\u00e3o de composi\u00e7\u00e3o correspondente, tais como ERNiCrMo-3 (para 825) ou ERNiCr-3 (para 800H). \u00c9 vital manter uma baixa entrada de calor para evitar a fissura\u00e7\u00e3o por solidifica\u00e7\u00e3o e para assegurar que a zona afetada pelo calor (HAZ) mant\u00e9m as suas propriedades de resist\u00eancia \u00e0 corros\u00e3o.<\/p>","protected":false},"excerpt":{"rendered":"<p>A sele\u00e7\u00e3o da liga Incoloy ideal para unidades de permutadores de calor requer uma compreens\u00e3o detalhada da intera\u00e7\u00e3o entre a tens\u00e3o mec\u00e2nica e a agress\u00e3o qu\u00edmica. Em ambientes de alta temperatura ou em sistemas expostos a corros\u00e3o por pite localizada, os a\u00e7os inoxid\u00e1veis padr\u00e3o falham frequentemente devido \u00e0 fissura\u00e7\u00e3o por corros\u00e3o sob tens\u00e3o (SCC) induzida por cloretos. Como engenheiros, recorremos \u00e0 s\u00e9rie Incoloy \u2014 especificamente as s\u00e9ries 800 e 825 [\u2026]<\/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&hellip;","_links":{"self":[{"href":"https:\/\/www.nickelcasting.com\/pt\/wp-json\/wp\/v2\/posts\/2711","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nickelcasting.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nickelcasting.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/pt\/wp-json\/wp\/v2\/comments?post=2711"}],"version-history":[{"count":1,"href":"https:\/\/www.nickelcasting.com\/pt\/wp-json\/wp\/v2\/posts\/2711\/revisions"}],"predecessor-version":[{"id":2714,"href":"https:\/\/www.nickelcasting.com\/pt\/wp-json\/wp\/v2\/posts\/2711\/revisions\/2714"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/pt\/wp-json\/wp\/v2\/media\/2713"}],"wp:attachment":[{"href":"https:\/\/www.nickelcasting.com\/pt\/wp-json\/wp\/v2\/media?parent=2711"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/pt\/wp-json\/wp\/v2\/categories?post=2711"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/pt\/wp-json\/wp\/v2\/tags?post=2711"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}