{"id":48744,"date":"2025-02-11T07:14:32","date_gmt":"2025-02-11T07:14:32","guid":{"rendered":"https:\/\/www.kaysuns.com\/?p=48744"},"modified":"2025-09-05T06:30:59","modified_gmt":"2025-09-05T06:30:59","slug":"neuf-points-essentiels-concernant-le-soudage-de-lhastelloy-c-276","status":"publish","type":"post","link":"https:\/\/www.kaysuns.com\/fr\/neuf-points-essentiels-concernant-le-soudage-de-lhastelloy-c-276\/","title":{"rendered":"Le r\u00e9sum\u00e9 le plus complet ! Faites attention \u00e0 ces neuf points cl\u00e9s concernant le soudage de l'Hastelloy C-276."},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"48744\" class=\"elementor elementor-48744\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a78a8d3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a78a8d3\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-38ad204\" data-id=\"38ad204\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a4c365b elementor-widget elementor-widget-text-editor\" data-id=\"a4c365b\" data-element_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>Hastelloy C-276<\/strong>Le C276, UNS N10276, ou C276 en abr\u00e9g\u00e9, est l'un des alliages anticorrosion \u00e0 base de nickel les plus courants. Il convient \u00e0 une vari\u00e9t\u00e9 d'industries chimiques contenant des milieux oxydants et r\u00e9ducteurs. Les alliages les plus r\u00e9sistants \u00e0 la corrosion sont les suivants <a href=\"https:\/\/www.kaysuns.com\/fr\/role-du-molybdene-dans-les-tubes-et-raccords-en-acier-inoxydable\/\" target=\"_blank\" rel=\"noopener\">molybd\u00e8ne<\/a> et de chrome rend l'alliage r\u00e9sistant \u00e0 la corrosion par les ions chlorure. Le tungst\u00e8ne am\u00e9liore encore la r\u00e9sistance \u00e0 la corrosion.<\/p><p>L'Hastelloy C-276 est l'un des rares mat\u00e9riaux r\u00e9sistant \u00e0 la corrosion par les solutions humides de chlore, d'hypochlorite et de dioxyde de chlore. Il pr\u00e9sente une r\u00e9sistance significative \u00e0 la corrosion par des concentrations \u00e9lev\u00e9es de solutions salines chlor\u00e9es telles que le chlorure ferrique et le chlorure de cuivre.<\/p><p>L'Hastelloy C-276 pr\u00e9sente 9 aspects majeurs pour le soudage, que nous r\u00e9sumons comme suit.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-fb4ea39 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fb4ea39\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-41f784d\" data-id=\"41f784d\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3b632b6 elementor-widget elementor-widget-heading\" data-id=\"3b632b6\" data-element_type=\"widget\" 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\">Nettoyage de Hastelloy C-276<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-76d2363 elementor-widget elementor-widget-text-editor\" data-id=\"76d2363\" data-element_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 salet\u00e9 et les oxydes adh\u00e8rent \u00e0 la surface de l'Hastelloy. C'est pourquoi la zone de soudure doit rester propre pendant le soudage. La zone de soudure peut \u00eatre ponc\u00e9e \u00e0 l'aide d'une meuleuse d'angle jusqu'\u00e0 ce qu'un \u00e9clat m\u00e9tallique apparaisse. La largeur du nettoyage doit \u00eatre sup\u00e9rieure \u00e0 100 mm afin de garantir que les impuret\u00e9s ne p\u00e9n\u00e8trent pas dans la zone de soudage.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-bb8c0e8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bb8c0e8\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b11cb55\" data-id=\"b11cb55\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-da1d252 elementor-widget elementor-widget-heading\" data-id=\"da1d252\" data-element_type=\"widget\" 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\">M\u00e9thodes de soudage pour l'Hastelloy C-276<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6f6aea3 elementor-widget elementor-widget-text-editor\" data-id=\"6f6aea3\" data-element_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 soudage est g\u00e9n\u00e9ralement effectu\u00e9 en utilisant la m\u00e9thode de connexion positive en courant continu. Lors d'une connexion positive en courant continu, la temp\u00e9rature de la nuance de tungst\u00e8ne est basse, le courant admissible est \u00e9lev\u00e9 et la perte de nuance de tungst\u00e8ne est faible. L'extr\u00e9mit\u00e9 de la nuance de tungst\u00e8ne est meul\u00e9e \u00e0 30\u00b0 et la t\u00eate est l\u00e9g\u00e8rement meul\u00e9e \u00e0 plat.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d9efc20 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d9efc20\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-790332d\" data-id=\"790332d\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9739f4b elementor-cta--skin-classic elementor-animated-content elementor-bg-transform elementor-bg-transform-zoom-in elementor-widget elementor-widget-call-to-action\" data-id=\"9739f4b\" data-element_type=\"widget\" data-widget_type=\"call-to-action.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-cta\">\n\t\t\t\t\t<div class=\"elementor-cta__bg-wrapper\">\n\t\t\t\t<div class=\"elementor-cta__bg elementor-bg\" style=\"background-image: url(https:\/\/www.kaysuns.com\/wp-content\/uploads\/2025\/02\/Hastelloy-C-276-call-to-action.jpeg);\" role=\"img\" aria-label=\"Hastelloy C-276 - Appel \u00e0 l&#039;action\"><\/div>\n\t\t\t\t<div class=\"elementor-cta__bg-overlay\"><\/div>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-cta__content\">\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<h2 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tHastelloy C-276\t\t\t\t\t<\/h2>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__description elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tContactez-nous si vous avez des questions sur ce produit ou si vous avez besoin d'un fournisseur de produits de haute qualit\u00e9. Nous pouvons \u00e9galement fournir des raccords de tuyauterie, des brides, des pi\u00e8ces forg\u00e9es et d'autres produits.\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__button-wrapper elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t<a class=\"elementor-cta__button elementor-button elementor-size-\" href=\"\/fr\/contact\/\" target=\"_blank\">\n\t\t\t\t\t\tOBTENIR UN DEVIS\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cb7f221 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cb7f221\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-381e3b3\" data-id=\"381e3b3\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-70a2b8e elementor-widget elementor-widget-heading\" data-id=\"70a2b8e\" data-element_type=\"widget\" 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\">Protection contre le gaz<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-445a0b8 elementor-widget elementor-widget-text-editor\" data-id=\"445a0b8\" data-element_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>L'Hastelloy C-276 doit prendre des mesures pour minimiser la diminution de la r\u00e9sistance \u00e0 la corrosion de la soudure et de la zone affect\u00e9e thermiquement. Il s'agit notamment du soudage sous protection gazeuse au tungst\u00e8ne (GTAW), du soudage sous protection gazeuse \u00e0 la perche m\u00e9tallique (GMAW), du soudage \u00e0 l'arc submerg\u00e9. Ainsi qu'un certain nombre d'autres m\u00e9thodes de soudage qui peuvent minimiser la diminution de la r\u00e9sistance \u00e0 la corrosion de la soudure et de la zone affect\u00e9e par la chaleur.<\/p><p>Consid\u00e9rez l'effet \u00e9vident de la protection par le gaz argon. Bonne protection, concentration de la chaleur, bonne qualit\u00e9 de soudage, petite zone affect\u00e9e par la chaleur, petite d\u00e9formation de la pi\u00e8ce soud\u00e9e, minimisation de la r\u00e9sistance \u00e0 la corrosion de la pi\u00e8ce soud\u00e9e et de la zone affect\u00e9e par la chaleur.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6bcd1f4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6bcd1f4\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d782c78\" data-id=\"d782c78\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7fd13b4 elementor-widget elementor-widget-heading\" data-id=\"7fd13b4\" data-element_type=\"widget\" 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\">Biseau de soudage<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd68a97 elementor-widget elementor-widget-text-editor\" data-id=\"fd68a97\" data-element_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 biseaux de soudure sont de pr\u00e9f\u00e9rence finis \u00e0 froid. Cela permet de garantir que la forme, la taille et la rugosit\u00e9 de la surface usin\u00e9e sont conformes \u00e0 la r\u00e9glementation. L'usinage du chanfrein avant le soudage entra\u00eene un durcissement, c'est pourquoi il est n\u00e9cessaire de meuler le chanfrein usin\u00e9 avant le soudage. Le biseau de soudage ne doit pas pr\u00e9senter de d\u00e9lamination, de pliage, de fissure, de d\u00e9chirure ou d'autres d\u00e9fauts.<\/p><p>Le biseau de soudure et la gamme voisine de meulage des surfaces m\u00e9talliques pour \u00e9liminer la couleur d'oxydation. En m\u00eame temps, l'\u00e9thanol et d'autres solvants exempts d'oxyde permettent d'\u00e9liminer la graisse et d'autres contaminants. Le solvant \u00e0 utiliser doit \u00eatre une \u00e9ponge en cuir ou en cellulose qui ne peluche pas lors du nettoyage. Le contact des contaminants et des substances nocives avec la pi\u00e8ce doit \u00eatre \u00e9limin\u00e9 afin d'\u00e9viter la contamination de la pi\u00e8ce.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d8e0213 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d8e0213\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a450250\" data-id=\"a450250\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3e06629 elementor-widget elementor-widget-heading\" data-id=\"3e06629\" data-element_type=\"widget\" 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\">S\u00e9lection des mat\u00e9riaux de soudage pour l'Hastelloy C-276<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1a15808 elementor-widget elementor-widget-text-editor\" data-id=\"1a15808\" data-element_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>Choisissez le fil ERNiCrMo-4, l'\u00e9lectrode utilisant l'ENiCrMo-4. Ce fil pr\u00e9sente une excellente r\u00e9sistance \u00e0 la corrosion et d'excellentes performances de traitement. Sa composition chimique est similaire \u00e0 celle du mat\u00e9riau de base et contient plus de mangan\u00e8se que ce dernier, ce qui am\u00e9liore la r\u00e9sistance \u00e0 la fissuration et contr\u00f4le la porosit\u00e9 pendant le soudage. La teneur en carbone particuli\u00e8rement faible permet d'\u00e9viter le risque de formation de corrosion. <a href=\"https:\/\/www.kaysuns.com\/fr\/corrosion-intergranulaire-danger-cache\/\" target=\"_blank\" rel=\"noopener\">corrosion intergranulaire<\/a>.<\/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-7008bdc elementor-widget elementor-widget-text-editor\" data-id=\"7008bdc\" data-element_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<table border=\"1\">\n  <thead>\n    <tr>\n      <th bgcolor=\"#00a0e9\" rowspan=\"2\">Mat\u00e9riau de base<\/th>\n      <th bgcolor=\"#00a0e9\" colspan=\"2\">Norme AWS<\/th>\n    <\/tr>\n    <tr>\n      <th bgcolor=\"#00a0e9\">Baguettes de soudage SMAW<\/th>\n      <th bgcolor=\"#00a0e9\">Fil de soudage GTAW<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n\n    <tr>\n      <td bgcolor=\"#05B8E4\">C276 et C276<\/td>\n      <td>ENiCrMo-4<\/td>\n      <td>ER NiCrMo-4<\/td>\n    <\/tr>\n    <tr>\n      <td bgcolor=\"#05B8E4\">C276 avec acier au carbone ou faiblement alli\u00e9<\/td>\n      <td>ENiCrMo-3 | ENiCrMo4<\/td>\n      <td>ERNiCrMo-3 | ERNiCrMo4<\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7c73f4d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7c73f4d\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-42b3863\" data-id=\"42b3863\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ba58e59 elementor-widget elementor-widget-heading\" data-id=\"ba58e59\" data-element_type=\"widget\" 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\">Temp\u00e9rature de pr\u00e9chauffage et d'intercouche<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6eda602 elementor-widget elementor-widget-text-editor\" data-id=\"6eda602\" data-element_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 pr\u00e9chauffage n'est g\u00e9n\u00e9ralement pas n\u00e9cessaire pour le soudage de l'Hastelloy dans un environnement \u00e0 temp\u00e9rature ambiante. Le mat\u00e9riau de base ne doit \u00eatre chauff\u00e9 que lorsque la temp\u00e9rature est inf\u00e9rieure \u00e0 z\u00e9ro ou en cas d'accumulation d'humidit\u00e9. Cependant, la temp\u00e9rature de chauffage ne d\u00e9passe pas 30 \u00e0 40 \u00b0C.<\/p><p>Au cours du processus de soudage, le m\u00e9tal soud\u00e9 soumis \u00e0 des temp\u00e9ratures \u00e9lev\u00e9es (375-875 \u00b0C) pendant une longue p\u00e9riode formera un compos\u00e9 m\u00e9tallique Fe-Cr, c'est-\u00e0-dire la phase \u03c3. Ses propri\u00e9t\u00e9s sont extr\u00eamement dures et cassantes, et se r\u00e9partissent aux joints de grains, ce qui entra\u00eene une diminution de la r\u00e9sistance aux chocs du m\u00e9tal soud\u00e9 et une fragilisation.<\/p><p>Pour le soudage multicouche, la temp\u00e9rature entre les couches doit \u00eatre inf\u00e9rieure \u00e0 90 \u2103. L'objectif est d'\u00e9viter une croissance excessive \u00e0 375-875 \u2103, provoquant une fragilisation de la phase \u03c3.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c291139 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c291139\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f8f516b\" data-id=\"f8f516b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0fa7cde elementor-widget elementor-widget-heading\" data-id=\"0fa7cde\" data-element_type=\"widget\" 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\">Pr\u00e9cautions \u00e0 prendre lors du soudage<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-957af7a elementor-widget elementor-widget-text-editor\" data-id=\"957af7a\" data-element_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>Afin de r\u00e9duire l'apport de chaleur lors du soudage, essayez d'utiliser un faible courant de soudage et une m\u00e9thode de soudage rapide. L'Hastelloy est susceptible de se fissurer en position de fermeture, il faut donc veiller \u00e0 remplir le puits d'arc lors de la fermeture de l'arc. Avant de recommencer le soudage \u00e0 l'arc, il convient de polir le puits d'arc pr\u00e9c\u00e9dent, puis de le nettoyer \u00e0 l'aide d'une brosse douce avant le soudage suivant. Ces deux traitements peuvent emp\u00eacher la formation de fissures thermiques.<\/p><p>Les joints soud\u00e9s sont sujets \u00e0 la corrosion intergranulaire. Elle comprend la corrosion intergranulaire de la soudure, la zone surchauff\u00e9e imm\u00e9diatement adjacente \u00e0 la ligne de fusion, la \"corrosion au couteau\" et la zone affect\u00e9e thermiquement. <a href=\"https:\/\/www.kaysuns.com\/fr\/quest-ce-que-la-sensibilisation-de-lacier-inoxydable-et-comment-leviter\/\" target=\"_blank\" rel=\"noopener\">sensibilisation<\/a> la temp\u00e9rature de la corrosion intergranulaire.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2442932 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2442932\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7431e07\" data-id=\"7431e07\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e04175d elementor-widget elementor-widget-image\" data-id=\"e04175d\" data-element_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=\"1024\" height=\"541\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2025\/02\/Hastelloy-C-276-p1-e1739256927379-1024x541.jpeg\" class=\"attachment-large size-large wp-image-48769\" alt=\"Hastelloy C-276-p1\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2025\/02\/Hastelloy-C-276-p1-e1739256927379-1024x541.jpeg 1024w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2025\/02\/Hastelloy-C-276-p1-e1739256927379-300x158.jpeg 300w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2025\/02\/Hastelloy-C-276-p1-e1739256927379-768x406.jpeg 768w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2025\/02\/Hastelloy-C-276-p1-e1739256927379-1536x811.jpeg 1536w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2025\/02\/Hastelloy-C-276-p1-e1739256927379-18x10.jpeg 18w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2025\/02\/Hastelloy-C-276-p1-e1739256927379.jpeg 2000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b63a329 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b63a329\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-04a911b\" data-id=\"04a911b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-90b1ff5 elementor-widget elementor-widget-heading\" data-id=\"90b1ff5\" data-element_type=\"widget\" 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\">Traitement thermique apr\u00e8s soudage<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5efac25 elementor-widget elementor-widget-text-editor\" data-id=\"5efac25\" data-element_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 les environnements tr\u00e8s difficiles, les mat\u00e9riaux et les soudures en C-276 doivent subir un traitement thermique de mise en solution pour une r\u00e9sistance optimale \u00e0 la corrosion.<\/p><p>Le traitement thermique en solution solide du mat\u00e9riau d'alliage Hastelloy C-276 comprend deux processus de base. Premi\u00e8rement, chauffage \u00e0 1040 \u2103 ~ 1150 \u2103. Deuxi\u00e8mement, refroidissement rapide jusqu'\u00e0 l'\u00e9tat noir (environ 400 \u2103) en deux minutes. Le mat\u00e9riau ainsi trait\u00e9 pr\u00e9sente une excellente r\u00e9sistance \u00e0 la corrosion. Par cons\u00e9quent, seul le traitement thermique de d\u00e9tente de l'alliage Hastelloy C-276 est inefficace. La surface de l'alliage doit \u00eatre nettoy\u00e9e de toute salet\u00e9, y compris de l'huile, avant le traitement thermique.<\/p><p>La surface de l'alliage Hastelloy C-276 produit des oxydes pendant le soudage ou le traitement thermique. Ces oxydes r\u00e9duisent la teneur en chrome de l'alliage et affectent sa r\u00e9sistance \u00e0 la corrosion. Il est donc n\u00e9cessaire de nettoyer la surface. Vous pouvez utiliser des brosses m\u00e9talliques en acier inoxydable ou des meules, puis les immerger dans un m\u00e9lange d'acide nitrique et d'acide fluorhydrique dans des proportions appropri\u00e9es pour le d\u00e9capage, et enfin les rincer \u00e0 l'eau.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ecafe8c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ecafe8c\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ff16738\" data-id=\"ff16738\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6315af0 elementor-widget elementor-widget-heading\" data-id=\"6315af0\" data-element_type=\"widget\" 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\">Pr\u00e9cautions concernant les outils de soudage<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3dbebed elementor-widget elementor-widget-text-editor\" data-id=\"3dbebed\" data-element_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 outils de traitement doivent \u00eatre des outils de nettoyage sp\u00e9cifiques aux alliages de nickel. Ces outils doivent \u00eatre stock\u00e9s s\u00e9par\u00e9ment et clairement \u00e9tiquet\u00e9s pour \u00e9viter toute confusion avec d'autres outils.<\/p><p>Il faut veiller \u00e0 \u00e9viter tout contact entre la pi\u00e8ce et les m\u00e9taux \u00e0 bas point de fusion. Ceci afin d'\u00e9viter la fragilisation des m\u00e9taux instables due \u00e0 l'augmentation du carbone ou du soufre. Le processus de fabrication doit \u00e9galement limiter l'utilisation de craie, d'encre et de graisse thermom\u00e9triques.<\/p><p>La meule utilis\u00e9e pour le pon\u00e7age des pi\u00e8ces doit \u00eatre exempte d'ions ferreux. L'agent de liaison ne doit pas \u00eatre une r\u00e9sine organique.<\/p><p>Fixez l'\u00e9l\u00e9ment soud\u00e9 de la m\u00eame mani\u00e8re avant le soudage formel, la soudure de positionnement \u00e9tant ensuite incorpor\u00e9e dans la soudure formelle. Ne forcez pas l'assemblage des pi\u00e8ces soud\u00e9es, car cela pourrait entra\u00eener un durcissement localis\u00e9 et compromettre la qualit\u00e9.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2581a5d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2581a5d\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-38bca27\" data-id=\"38bca27\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bf13813 elementor-widget elementor-widget-text-editor\" data-id=\"bf13813\" data-element_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>Vous voudrez peut-\u00eatre aussi lire :<br \/><a href=\"https:\/\/www.kaysuns.com\/fr\/alliage-625-vs-hastelloy-c276\/\" target=\"_blank\" rel=\"noopener\">Alliage 625 VS Hastelloy C276<\/a><br \/><a href=\"https:\/\/www.kaysuns.com\/fr\/maitriser-les-produits-chimiques-agressifs-avec-hastelloy-c22\/\" target=\"_blank\" rel=\"noopener\">Ma\u00eetriser les produits chimiques agressifs avec Hastelloy C22.<\/a><br \/><a href=\"https:\/\/www.kaysuns.com\/fr\/blog\/quelle-est-la-difference-entre-lhastelloy-c22-et-c276\/\" target=\"_blank\" rel=\"noopener\">Quelle est la diff\u00e9rence entre Hastelloy C22 et C276 ?<\/a><br \/><a href=\"https:\/\/www.kaysuns.com\/fr\/blog\/quest-ce-que-lalliage-hastelloy-b2\/\" target=\"_blank\" rel=\"noopener\">Pr\u00e9sentation de l&#039;alliage Hastelloy B2<\/a><br \/><a href=\"https:\/\/www.kaysuns.com\/fr\/hastelloy-c4-uns-n06455\/\" target=\"_blank\" rel=\"noopener\">Hastelloy C4 | UNS N06455 Un cheval de bataille stable dans les syst\u00e8mes de tuyauterie \u00e0 haute pression<\/a><br \/><a href=\"https:\/\/www.kaysuns.com\/fr\/hastelloy-c59-uns-n06059\/\" target=\"_blank\" rel=\"noopener\">Hastelloy C59 | UNS N06059 D\u00e9bloquer la r\u00e9sistance ultime<\/a><br \/><a href=\"https:\/\/www.kaysuns.com\/fr\/hastelloy-c2000\/\" target=\"_blank\" rel=\"noopener\">Hastelloy C2000 | Propri\u00e9t\u00e9s | Le superalliage de la prochaine g\u00e9n\u00e9ration<\/a><br \/><a href=\"https:\/\/www.kaysuns.com\/fr\/quest-ce-que-lhastelloy-b3\/\" target=\"_blank\" rel=\"noopener\">Qu'est-ce que l'Hastelloy B3 et comment combat-il les acides forts ?<\/a><br \/><a href=\"https:\/\/www.kaysuns.com\/fr\/quest-ce-que-lhastelloy-b4\/\" target=\"_blank\" rel=\"noopener\">Qu'est-ce que l'Hastelloy B4 et comment pr\u00e9vient-il la fissuration sous contrainte ?<\/a><br \/><a href=\"https:\/\/www.kaysuns.com\/fr\/quest-ce-que-lhastelloy-g3\/\" target=\"_blank\" rel=\"noopener\">Qu'est-ce que l'Hastelloy G3 ? Un combattant polyvalent contre la corrosion !<\/a><br \/><a href=\"https:\/\/www.kaysuns.com\/fr\/quest-ce-que-lhastelloy-g35\/\" target=\"_blank\" rel=\"noopener\">Qu'est-ce que l'Hastelloy G35 et comment r\u00e9siste-t-il aux acides corrosifs ?<\/a><br \/><a href=\"https:\/\/www.kaysuns.com\/fr\/quest-ce-que-lhastelloy-g50\/\" target=\"_blank\" rel=\"noopener\">Qu'est-ce que l'Hastelloy G50 et comment l'utiliser pour les tuyauteries critiques ?<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-be17532 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"be17532\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element 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Il convient \u00e0 une vari\u00e9t\u00e9 d'industries chimiques contenant des milieux oxydants et r\u00e9ducteurs. La teneur plus \u00e9lev\u00e9e en molybd\u00e8ne et en chrome rend l'alliage r\u00e9sistant \u00e0 la corrosion par les ions chlorure. Le tungst\u00e8ne am\u00e9liore encore la r\u00e9sistance \u00e0 la corrosion. L'Hastelloy C-276...&nbsp;<a href=\"https:\/\/www.kaysuns.com\/fr\/neuf-points-essentiels-concernant-le-soudage-de-lhastelloy-c-276\/\" rel=\"bookmark\">Lire plus \"<span class=\"screen-reader-text\">Le r\u00e9sum\u00e9 le plus complet ! Faites attention \u00e0 ces neuf points cl\u00e9s concernant le soudage de l'Hastelloy C-276.<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":48767,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","neve_meta_reading_time":"","_ti_tpc_template_sync":false,"_ti_tpc_template_id":"","footnotes":""},"categories":[316,186,51],"tags":[],"class_list":["post-48744","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-stainless-steel-knowledge","category-materials"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Hastelloy C-276 Welding Precautions : Most complete summary!<\/title>\n<meta name=\"description\" content=\"Fullest Summary! 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