{"id":46677,"date":"2024-05-29T14:31:18","date_gmt":"2024-05-29T14:31:18","guid":{"rendered":"https:\/\/www.kaysuns.com\/?post_type=blog&#038;p=46677"},"modified":"2025-07-01T06:20:10","modified_gmt":"2025-07-01T06:20:10","slug":"904l-vs-1-4539-super-acier-inoxydable","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/fr\/blog\/904l-vs-1-4539-super-acier-inoxydable\/","title":{"rendered":"904L vs 1.4539 Super acier inoxydable"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"46677\" class=\"elementor elementor-46677\" data-elementor-post-type=\"blog\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-85f6f98 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"85f6f98\" 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-000553b\" data-id=\"000553b\" 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-88b27f0 elementor-widget elementor-widget-heading\" data-id=\"88b27f0\" 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\">904L vs 1.4539 Super acier inoxydable<\/h2>\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-84c0c71 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"84c0c71\" 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-6c85529\" data-id=\"6c85529\" 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-d95bd2c elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"d95bd2c\" data-element_type=\"widget\" data-settings=\"{&quot;exclude_headings_by_selector&quot;:[],&quot;no_headings_message&quot;:&quot;No headings were found on this page.&quot;,&quot;headings_by_tags&quot;:[&quot;h2&quot;,&quot;h3&quot;,&quot;h4&quot;,&quot;h5&quot;,&quot;h6&quot;],&quot;marker_view&quot;:&quot;numbers&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\tTable des mati\u00e8res\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__d95bd2c\" aria-expanded=\"true\" aria-label=\"\u041e\u0442\u043a\u0440\u044b\u0442\u044c \u043e\u0433\u043b\u0430\u0432\u043b\u0435\u043d\u0438\u0435\" data-no-translation-aria-label=\"\"><i aria-hidden=\"true\" class=\"fas fa-chevron-down\"><\/i><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__d95bd2c\" aria-expanded=\"true\" aria-label=\"\u0417\u0430\u043a\u0440\u044b\u0442\u044c \u043e\u0433\u043b\u0430\u0432\u043b\u0435\u043d\u0438\u0435\" data-no-translation-aria-label=\"\"><i aria-hidden=\"true\" class=\"fas fa-chevron-up\"><\/i><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__d95bd2c\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<i class=\"elementor-toc__spinner eicon-animation-spin eicon-loading\" aria-hidden=\"true\"><\/i>\t\t\t<\/div>\n\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-5be456d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5be456d\" 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-20512d2\" data-id=\"20512d2\" 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-5ee7173 elementor-widget elementor-widget-text-editor\" data-id=\"5ee7173\" 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>R\u00e9cemment, un de nos clients europ\u00e9ens a eu besoin de 1.4539 <a href=\"https:\/\/www.kaysuns.com\/fr\/brides-en-acier-inoxydable\/\" target=\"_blank\">bride en acier inoxydable<\/a>Mais le mat\u00e9riau de qualit\u00e9 EN est difficile \u00e0 trouver en Chine. J'ai donc essay\u00e9 de voir si je pouvais utiliser l'ASTM SA182 F904L \u00e0 la place. J'ai recherch\u00e9 les normes pertinentes \u00e0 cet effet et j'ai consult\u00e9 les experts concern\u00e9s. Nous pensons que le mat\u00e9riau 904L actuel fabriqu\u00e9 en Chine peut remplacer le 1.4539, et il est reconnu par le client.<\/p><p>Voyons quelle est la diff\u00e9rence entre le 904L et le 1.4539.<\/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-f0741b2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f0741b2\" 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-b04ac93\" data-id=\"b04ac93\" 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-82f9495 elementor-widget elementor-widget-image\" data-id=\"82f9495\" 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=\"766\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2024\/05\/\u5fae\u4fe1\u56fe\u7247_20240313165625-1024x766.png\" class=\"attachment-large size-large wp-image-46679\" alt=\"904L vs 1.4539\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2024\/05\/\u5fae\u4fe1\u56fe\u7247_20240313165625-1024x766.png 1024w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2024\/05\/\u5fae\u4fe1\u56fe\u7247_20240313165625-300x224.png 300w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2024\/05\/\u5fae\u4fe1\u56fe\u7247_20240313165625-768x575.png 768w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2024\/05\/\u5fae\u4fe1\u56fe\u7247_20240313165625-1536x1149.png 1536w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2024\/05\/\u5fae\u4fe1\u56fe\u7247_20240313165625-16x12.png 16w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2024\/05\/\u5fae\u4fe1\u56fe\u7247_20240313165625.png 1600w\" 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-7e017e7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7e017e7\" 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-0527b0c\" data-id=\"0527b0c\" 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-40fe390 elementor-widget elementor-widget-text-editor\" data-id=\"40fe390\" 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<h3>904L vs 1.4539 Diff\u00e9rences de composition chimique<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u00c9l\u00e9ment<\/th>\n<th>EN 10222-5 1.4539 (%)<\/th>\n<th>ASTM SA182 F904L (%)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Carbone (C)<\/td>\n<td>\u2264 0.020<\/td>\n<td>\u2264 0.020<\/td>\n<\/tr>\n<tr>\n<td>Mangan\u00e8se (Mn)<\/td>\n<td>\u2264 2.00<\/td>\n<td>\u2264 2.00<\/td>\n<\/tr>\n<tr>\n<td>Phosphore (P)<\/td>\n<td>\u2264 0.030<\/td>\n<td>\u2264 0.045<\/td>\n<\/tr>\n<tr>\n<td>Soufre (S)<\/td>\n<td>\u2264 0.010<\/td>\n<td>\u2264 0.035<\/td>\n<\/tr>\n<tr>\n<td>Silicium (Si)<\/td>\n<td>\u2264 0.70<\/td>\n<td>\u2264 1.00<\/td>\n<\/tr>\n<tr>\n<td>Chrome (Cr)<\/td>\n<td>19h00 \u2013 21h00<\/td>\n<td>19h00 \u2013 23h00<\/td>\n<\/tr>\n<tr>\n<td>Nickel (Ni)<\/td>\n<td>24,00 \u2013 26,00<\/td>\n<td>23h00 \u2013 28h00<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.kaysuns.com\/fr\/role-du-molybdene-dans-les-tubes-et-raccords-en-acier-inoxydable\/\" target=\"_blank\">Molybd\u00e8ne<\/a> (Mo)<\/td>\n<td>4,00 \u2013 5,00<\/td>\n<td>4,00 \u2013 5,00<\/td>\n<\/tr>\n<tr>\n<td>Cuivre (Cu)<\/td>\n<td>1,20 \u2013 2,00<\/td>\n<td>1,00 \u2013 2,00<\/td>\n<\/tr>\n<tr>\n<td>Azote (N)<\/td>\n<td>\u2264 0.15<\/td>\n<td>\u2264 0.10<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>904L vs 1.4539 Diff\u00e9rences de propri\u00e9t\u00e9s m\u00e9caniques<\/h3>\n<table>\n<thead>\n<tr>\n<th>Biens<\/th>\n<th>EN 10222-5 1.4539<\/th>\n<th>ASTM SA182 F904L<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>R\u00e9sistance \u00e0 la traction<\/td>\n<td>520 - 720 MPa<\/td>\n<td>\u2265490 MPa<\/td>\n<\/tr>\n<tr>\n<td>Limite d'\u00e9lasticit\u00e9 (0.2%)<\/td>\n<td>\u2265 220 MPa<\/td>\n<td>\u2265 215 MPa<\/td>\n<\/tr>\n<tr>\n<td>\u00c9longation<\/td>\n<td>\u2265 35%<\/td>\n<td>\u2265 35%<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><\/h3>\n<h3>Exigences en mati\u00e8re d'essais d'impact \u00e0 basse temp\u00e9rature<\/h3>\n<table>\n<thead>\n<tr>\n<th>Biens<\/th>\n<th>EN 10222-5 1.4539<\/th>\n<th>ASTM SA182 F904L<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Essai d'impact \u00e0 basse temp\u00e9rature<\/td>\n<td>120J @20\u2103<\/td>\n<td>Non sp\u00e9cifiquement requis par la norme<\/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<div class=\"elementor-element elementor-element-1387c61 elementor-widget elementor-widget-text-editor\" data-id=\"1387c61\" 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>D'apr\u00e8s les r\u00e9sultats de la comparaison, l'ASTM SA182 F904L peut g\u00e9n\u00e9ralement \u00eatre utilis\u00e9 comme substitut de l'EN 10222-5 1.4539 dans la plupart des applications. Les deux mat\u00e9riaux ont des compositions chimiques et des propri\u00e9t\u00e9s m\u00e9caniques tr\u00e8s similaires, avec seulement des diff\u00e9rences mineures comme indiqu\u00e9 ci-dessous :<\/p><h3>Diff\u00e9rences de composition chimique<\/h3><ul><li><strong>Phosphore (P)<\/strong> et <strong>Soufre (S)<\/strong> sont l\u00e9g\u00e8rement plus \u00e9lev\u00e9es dans le 904L.<\/li><li>La fourchette de <strong>Chrome (Cr)<\/strong> et <strong>Nickel (Ni)<\/strong> est l\u00e9g\u00e8rement plus large dans le 904L, ce qui pourrait affecter la r\u00e9sistance \u00e0 la corrosion dans certains cas.<\/li><li><strong>Cuivre (Cu)<\/strong> La limite sup\u00e9rieure est l\u00e9g\u00e8rement plus \u00e9lev\u00e9e \u00e0 1,4539.<\/li><li><strong>Nickel (Ni) <\/strong>Le 1.4539 a une exigence minimale de nickel de 1% plus \u00e9lev\u00e9e que le 904L, ce qui est probablement la diff\u00e9rence la plus importante.<\/li><\/ul><h3>Diff\u00e9rences de propri\u00e9t\u00e9s m\u00e9caniques<\/h3><ul><li>Le 1.4539 a une exigence de performance de traction minimale plus \u00e9lev\u00e9e, mais la diff\u00e9rence n'est pas significative.<\/li><li>D'autres propri\u00e9t\u00e9s m\u00e9caniques telles que la limite d'\u00e9lasticit\u00e9 et l'allongement sont pratiquement identiques.<\/li><\/ul><h3>Essai d'impact \u00e0 basse temp\u00e9rature<\/h3><p>Le 1.4539 a des exigences en mati\u00e8re d'impact \u00e0 basse temp\u00e9rature. Cependant, d'apr\u00e8s notre exp\u00e9rience, le 904L peut aussi facilement r\u00e9pondre \u00e0 la norme minimale de 120J.<\/p><h3>R\u00e9sum\u00e9 de 904L vs 1.4539<\/h3><p>Compte tenu de la similitude de la composition chimique et des propri\u00e9t\u00e9s m\u00e9caniques, l'ASTM SA182 F904L peut souvent \u00eatre utilis\u00e9e comme substitut de l'EN 10222-5 1.4539. En fait, d'apr\u00e8s notre exp\u00e9rience, le 904L avec une teneur r\u00e9elle en Ni de 24% ou plus est enti\u00e8rement conforme \u00e0 la norme 1.4539. Nous avons \u00e9galement utilis\u00e9 le 904L pour des essais de propri\u00e9t\u00e9s m\u00e9caniques connexes, et les r\u00e9sultats se situent tous dans la fourchette de la norme 1.4539. Si vous avez besoin de ces rapports d'essais, veuillez nous contacter.<\/p><p>Toutefois, pour garantir une compatibilit\u00e9 et des performances totales, en particulier dans des environnements sp\u00e9cifiques ou extr\u00eames (par exemple, en cas d'exigences strictes en mati\u00e8re de r\u00e9sistance \u00e0 la corrosion), il est conseill\u00e9 de proc\u00e9der \u00e0 une \u00e9valuation et \u00e0 des essais suppl\u00e9mentaires pour v\u00e9rifier que le 904L r\u00e9pond \u00e0 toutes les exigences techniques n\u00e9cessaires. S'il existe des exigences strictes pour certains \u00e9l\u00e9ments chimiques ou caract\u00e9ristiques de performance dans des applications pratiques, il est recommand\u00e9 de consulter un ing\u00e9nieur en mat\u00e9riaux ou un sp\u00e9cialiste comp\u00e9tent.<\/p><p>\u00a0<\/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-6968d14 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6968d14\" 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-e568efb\" data-id=\"e568efb\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\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<\/div>","protected":false},"featured_media":46679,"template":"","categories":[316,186],"tags":[],"class_list":["post-46677","blog","type-blog","status-publish","has-post-thumbnail","hentry","category-blog","category-stainless-steel-knowledge"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>904L vs 1.4539 Super Stainless Steel - KAYSUNS<\/title>\n<meta name=\"description\" content=\"What&#039;s the difference between 904L and 1.4539 ? 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