{"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":"2026-05-20T06:08:55","modified_gmt":"2026-05-20T06:08:55","slug":"904l-vs-1-4539-super-aco-inoxidavel","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/pt\/blog\/904l-vs-1-4539-super-stainless-steel\/","title":{"rendered":"904L vs 1.4539 Super A\u00e7o Inoxid\u00e1vel"},"content":{"rendered":"\t\t<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\" data-e-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\" data-e-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-e-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 Stainless Steel<\/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\" data-e-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\" data-e-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-e-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 of Contents\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=\"Open table of contents\"><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=\"Close table of contents\"><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\" data-e-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\" data-e-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-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Recently, one of our European customer need 1.4539 <a href=\"https:\/\/www.kaysuns.com\/stainless-steel-flanges\/\" target=\"_blank\">stainless steel flange<\/a>, but EN grade material is difficult to find in China. So I tried to see if I could use ASTM SA182 F904L insteaded. I looked up the relevant standards for this purpose and consulted the relevant experts. We think that the current 904L material made in China can replace 1.4539, and it is recognized by the customer.<\/p><p>Let us see what is the difference between 904L and 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\" data-e-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\" data-e-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-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"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\" data-e-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\" data-e-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-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3>904L vs 1.4539 Chemical Composition Differences<\/h3>\n<table>\n<thead>\n<tr>\n<th>Element<\/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>Carbon (C)<\/td>\n<td>\u2264 0.020<\/td>\n<td>\u2264 0.020<\/td>\n<\/tr>\n<tr>\n<td>Manganese (Mn)<\/td>\n<td>\u2264 2.00<\/td>\n<td>\u2264 2.00<\/td>\n<\/tr>\n<tr>\n<td>Phosphorus (P)<\/td>\n<td>\u2264 0.030<\/td>\n<td>\u2264 0.045<\/td>\n<\/tr>\n<tr>\n<td>Sulfur (S)<\/td>\n<td>\u2264 0.010<\/td>\n<td>\u2264 0.035<\/td>\n<\/tr>\n<tr>\n<td>Silicon (Si)<\/td>\n<td>\u2264 0.70<\/td>\n<td>\u2264 1.00<\/td>\n<\/tr>\n<tr>\n<td>Chromium (Cr)<\/td>\n<td>19.00 &#8211; 21.00<\/td>\n<td>19.00 &#8211; 23.00<\/td>\n<\/tr>\n<tr>\n<td>Nickel (Ni)<\/td>\n<td>24.00 &#8211; 26.00<\/td>\n<td>23.00 &#8211; 28.00<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.kaysuns.com\/role-of-molybdenum-in-stainless-steel-pipes-and-fittings\/\" target=\"_blank\">Molybdenum<\/a> (Mo)<\/td>\n<td>4.00 &#8211; 5.00<\/td>\n<td>4.00 &#8211; 5.00<\/td>\n<\/tr>\n<tr>\n<td>Copper (Cu)<\/td>\n<td>1.20 &#8211; 2.00<\/td>\n<td>1.00 &#8211; 2.00<\/td>\n<\/tr>\n<tr>\n<td>Nitrogen (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 Mechanical Properties Differences<\/h3>\n<table>\n<thead>\n<tr>\n<th>Property<\/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>Tensile Strength<\/td>\n<td>520 &#8211; 720 MPa<\/td>\n<td>\u2265490\u00a0 MPa<\/td>\n<\/tr>\n<tr>\n<td>Yield Strength (0.2%)<\/td>\n<td>\u2265 220 MPa<\/td>\n<td>\u2265 215 MPa<\/td>\n<\/tr>\n<tr>\n<td>Elongation<\/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>Low-Temperature Impact Testing Requirements<\/h3>\n<table>\n<thead>\n<tr>\n<th>Property<\/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>Low-Temperature Impact Test<\/td>\n<td>120J @20\u2103<\/td>\n<td>Not specifically required by standard<\/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-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Based on the comparison results, ASTM SA182 F904L can generally be used as a substitute for EN 10222-5 1.4539 in most applications. The two materials has very similar chemical compositions and mechanical properties, with only minor differences as outlined below:<\/p><h3>Chemical Composition Differences<\/h3><ul><li><strong>Phosphorus (P)<\/strong> and <strong>Sulfur (S)<\/strong> limits are slightly higher in 904L.<\/li><li>The range for <strong>Chromium (Cr)<\/strong> and <strong>Nickel (Ni)<\/strong> content is slightly broader in 904L, which could affect corrosion resistance in certain scenarios.<\/li><li><strong>Copper (Cu)<\/strong> upper limit is slightly higher in 1.4539.<\/li><li><strong>Nickel (Ni) <\/strong>1.4539 has a 1% higher minimum nickel requirement than 904L, which is probably the biggest difference.<\/li><\/ul><h3>Mechanical Properties Differences<\/h3><ul><li>1.4539 has a higher minimum tensile performance requirement, but the difference is not significant.<\/li><li>Other mechanical properties such as yield strength, and elongation are nearly identical.<\/li><\/ul><h3>Low-Temperature Impact Test<\/h3><p>1.4539 has a low temperature impact requirement. However, in our experience, 904L can also easily meet the min. 120J .<\/p><h3>Summary of 904L vs 1.4539<\/h3><p>Given the similarity in chemical composition and mechanical properties, ASTM SA182 F904L can often be used as a substitute for EN 10222-5 1.4539. In fact, in our experience, 904L with an actual Ni content of 24% or more is fully compliant with 1.4539. We have also utilized 904L for related mechanical property tests, and the results are all within the range of 1.4539. If you need these test reports, please contact us.<\/p><p>However, to ensure full compatibility and performance, especially in specific or extreme environments (e.g., where there are stringent corrosion resistance requirements), it is advisable to conduct further evaluation and testing to verify that <a href=\"https:\/\/www.kaysuns.com\/blog\/904l-stainless-steel-pipe\/\" target=\"_blank\" rel=\"noopener\">904L stainless steel pipe<\/a> meets all necessary technical requirements. If there are stringent requirements for certain chemical elements or performance characteristics in practical applications, it is recommended that a materials engineer or relevant specialist be consulted.<\/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<\/div>\n\t\t","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 v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\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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