{"id":7349,"date":"2026-04-28T16:47:50","date_gmt":"2026-04-28T08:47:50","guid":{"rendered":"https:\/\/www.cjmsteelgroup.com\/?p=7349"},"modified":"2026-04-28T16:51:03","modified_gmt":"2026-04-28T08:51:03","slug":"s235-s275-s355-structural-steel-comparison-and-properties","status":"publish","type":"post","link":"https:\/\/www.cjmsteelgroup.com\/es\/s235-s275-s355-structural-steel-comparison-and-properties.html","title":{"rendered":"S235 S275 S355 Steel Properties &amp; Equivalent Chart (EN 10025)"},"content":{"rendered":"<h2 class=\"wp-block-heading has-medium-font-size\"><strong>Introducci\u00f3n<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-983109fc3890d51f1686a4e25a3fa0d5\">S235, S275 and S355 are the most widely used structural steel grades defined under EN 10025. They are commonly applied in buildings, bridges, machinery, and general structural fabrication.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-1669ed6b21ff4dba0a95f173d7a8b1d9\">This guide provides a clear overview of <strong>S235 S275 S355 steel properties<\/strong>, including yield strength, tensile strength, chemical composition, and <strong>equivalent grades (ASTM, JIS, GB)<\/strong>. The focus is on technical data and standardized performance values.<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image is-style-default\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"328\" src=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/10\/S235-S275-S355-structural-steel-1-1024x560-1.jpg\" alt=\"S235 S275 S355 steel plate steel coil steel bar steel pipe products overview\" class=\"wp-image-7816\" style=\"width:700px\" srcset=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/10\/S235-S275-S355-structural-steel-1-1024x560-1.jpg 600w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/10\/S235-S275-S355-structural-steel-1-1024x560-1-300x164.jpg 300w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/10\/S235-S275-S355-structural-steel-1-1024x560-1-18x10.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">S235 S275 S355 steel plate, steel coil, steel bar and steel pipe product forms overview for structural steel applications.<\/figcaption><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>S235 S275 S355 Steel Properties Quick Check Table<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-8f0469ce35b264293cbe12ffe27ab59c\">The table below summarizes the most searched <strong>mechanical properties of S235, S275 and S355 steel<\/strong>, including yield strength, and tensile strength.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><tbody><tr><td><strong>Grado<\/strong><\/td><td><strong>L\u00edmite el\u00e1stico (MPa)<\/strong><\/td><td><strong>Resistencia a la tracci\u00f3n (MPa)<\/strong><\/td><td><strong>Alargamiento (%)<\/strong><\/td><\/tr><tr><td><strong>S235<\/strong><\/td><td>235<\/td><td>360-510<\/td><td>\u226526<\/td><\/tr><tr><td><strong>S275<\/strong><\/td><td>275<\/td><td>370-530<\/td><td>\u226523<\/td><\/tr><tr><td><strong>S355<\/strong><\/td><td>355<\/td><td>470-630<\/td><td>\u226522<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-0d6c893dc905a41e1ba9fae92478ecee\">These values represent standard minimum requirements according to EN 10025-2 for thickness up to 16 mm.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-black-color has-text-color has-link-color has-medium-font-size wp-elements-53521c4cc3f6c7f7a69011c668d3950d\"><strong>S235 S275 S355 Steel Equivalent Grades (ASTM, JIS, GB)<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-74450f765017c66d25611fc3347866e3\">Comprender <strong>S235 S275 S355 steel equivalent<\/strong> is essential for international procurement and cross-standard material selection.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Norma EN<\/strong><\/td><td><strong>Equivalente ASTM<\/strong><\/td><td><strong>Equivalente JIS<\/strong><\/td><td><strong>Equivalente GB<\/strong><\/td><\/tr><tr><td><strong>S235JR<\/strong><\/td><td>ASTM A36<\/td><td>SS400<\/td><td>Q235B<\/td><\/tr><tr><td><strong>S275JR<\/strong><\/td><td>ASTM A36 \/ ASTM A529<\/td><td>SM400A \/ B<\/td><td>Q275<\/td><\/tr><tr><td><strong>S355JR<\/strong><\/td><td>ASTM A572<\/td><td>SM490A \/ B<\/td><td>Q345B<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-24b28846470377054c6b3aa83b1c1c54\">These equivalents are approximate and should be verified against specific project requirements and standards.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-black-color has-text-color has-link-color has-medium-font-size wp-elements-35f7d84199f480702637f60961ee3e3c\"><strong>S235 S275 S355 Steel Mechanical Properties (EN 10025)<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading has-black-color has-text-color has-link-color wp-elements-e18654e8600df92622d65ce993fb8b0f\"><strong>1. Yield Strength of S235, S275 and S355<\/strong><\/h3>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-478808536b33b0ababbae8ccba84ef4d\">En <strong>yield strength of S235, S275 and S355 steel<\/strong> is the primary classification basis under EN 10025:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-9e3e67816f342fd4e6b4a80bc8524330\">S235 \u2192 235 MPa<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-54ab5bb4f4406ee955c893cdb1b042de\">S275 \u2192 275 MPa<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-3b4257b4c7a3efac6ae4cc7584351b17\">S355 \u2192 355 MPa<\/li>\n<\/ul>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-f4d40fab8813f7b96b5dad653067830b\">For thicker plates, the minimum yield strength decreases according to standard thickness ranges.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading has-black-color has-text-color has-link-color wp-elements-0514930bb4abba74946ceedff486c76d\"><strong>2. Tensile Strength of S235 S275 S355 Steel<\/strong><\/h3>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-8ae26bc3f46f6c30165b545deef3e60d\">Typical <strong>tensile strength of structural steel grades<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-87092d95c488f2663b3cfd51b23628d4\">S235: 360\u2013510 MPa<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-95b705286751c0386d1ec1bdf72ba31c\">S275: 370\u2013530 MPa<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-17f42cd84db98112e6c16ae02b106063\">S355: 470\u2013630 MPa<\/li>\n<\/ul>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-878365c922523045463790548ca3fe61\">Higher tensile strength indicates better resistance to deformation under load.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading has-black-color has-text-color has-link-color wp-elements-2867ec6a25fe8ed52dac52c8c851e473\"><strong>3. Elongation and Weldability<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-2677a37e09745c39c790ff6c77bfba67\">S235: Highest ductility and excellent weldability<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-35e1e13b13acccea6897b555bf43b3d3\">S275: Balanced ductility and strength<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-601f0d2ddd6e61e666a12c1bb298d05d\">S355: Higher strength with slightly reduced formability<\/li>\n<\/ul>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-be9d42a3714ee9d5486789a71af08317\">All three grades are considered weldable under standard fabrication conditions.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-black-color has-text-color has-link-color has-medium-font-size wp-elements-cffb7097d4a6acdeec3df8965e455b6e\"><strong>Chemical Composition of S235 S275 S355 Steel (C &amp; Mn)<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-7149474067ac6a548837df4e3b62ecf7\">The difference in strength between these grades is mainly influenced by carbon and manganese content.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><tbody><tr><td><strong>Grado<\/strong><\/td><td><strong>Carbono (C %)<\/strong><\/td><td><strong>Manganeso (Mn %)<\/strong><\/td><td><strong>Explicaci\u00f3n<\/strong><\/td><\/tr><tr><td><strong>S235<\/strong><\/td><td>\u22640.17<\/td><td>\u22641.40<\/td><td>Bajo contenido en carbono, excelente soldabilidad, menor resistencia<\/td><\/tr><tr><td><strong>S275<\/strong><\/td><td>\u22640.21<\/td><td>\u22641.50<\/td><td>Carbono y manganeso ligeramente superiores, propiedades equilibradas<\/td><\/tr><tr><td><strong>S355<\/strong><\/td><td>\u22640.24<\/td><td>\u22641.60<\/td><td>Mayores niveles de C y Mn, lo que se traduce en un mayor l\u00edmite el\u00e1stico<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-5c3d0323c78eddb62735867b91bfffdd\">Engineers should note that while increasing C and Mn enhances <strong>l\u00edmite el\u00e1stico<\/strong>, it can slightly reduce weldability.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-black-color has-text-color has-link-color has-medium-font-size wp-elements-6f42302b118f94c86950117829553b5b\"><strong>S235 S275 S355 Steel Properties Summary<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-579931dc413ba0be5e7c3d6db548a3e2\"><strong>1.Strength: <\/strong>S355 &gt; S275 &gt; S235 in both yield and tensile strength<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-eafbf01eae930c3940099f7cafd27638\"><strong>2.Structural Load Capacity:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-685828db0318e988333aed3f4117252f\">S235 \u2192 light structures<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-5eae5623cd3f861150b26ed56608156f\">S275 \u2192 medium-load components<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-38a628ac470964ab0965707b7c1c7c47\">S355 \u2192 heavy-duty structures (bridges, cranes, machinery)<\/li>\n<\/ul>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-96f500d55e98e914bccc9bdd4f44981e\"><strong>3.Weldability: <\/strong>All grades offer good weldability<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-2b0a334a692213df98376788e99225e1\"><strong>4.Toughness \/ Sub-Grades: <\/strong>JR \u2192 J0 \u2192 J2, increasing energy absorption (Charpy impact)<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-cd5e11213acaa5b1b29042da1ef31615\"><em>For a practical understanding of how these grades differ in real projects, including strength comparison, price differences and selection considerations, see our <strong><a href=\"https:\/\/www.cjmsteelgroup.com\/es\/s235-vs-s275-vs-s355-steel-buyer-guide.html\/\" target=\"_blank\" rel=\"noopener\" title=\"S235 vs S275 vs S355 steel comparison and selection guide\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">S235 vs S275 vs S355 steel comparison and selection guide<\/mark><\/a><\/strong>.<\/em><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-e5973d90e6a4a7949c5b4e9cc078dddf\"><em>For a deeper understanding of impact test requirements and the differences between JR, J2 and NL grades, see our <strong><a href=\"https:\/\/www.cjmsteelgroup.com\/es\/s355jr-s355j2-s355nl-steel-difference.html\/\" target=\"_blank\" rel=\"noopener\" title=\"S355JR vs S355J2 vs S355NL differences guide\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">S355JR vs S355J2 vs S355NL differences guide<\/mark><\/a><\/strong>.<\/em><\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-black-color has-text-color has-link-color has-medium-font-size wp-elements-383c3a5feaf9628dc0d2fcb2e37c0973\"><strong>Preguntas frecuentes<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-f09f33118be7a60bbe6085271c95e277\"><strong>What is S355 steel properties?<\/strong><br>S355 steel properties include a minimum yield strength of 355 MPa and tensile strength of 470\u2013630 MPa, offering high strength and structural performance.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-59cd1514f1cd51be0019452f05831875\"><strong>What is S275 steel properties?<\/strong><br>S275 steel properties include a minimum yield strength of 275 MPa and tensile strength of 370\u2013530 MPa, providing balanced strength and ductility.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-3cbeeb2bccf0d35e65479e5d6c1f5500\"><strong>What is S235 steel properties?<\/strong><br>S235 steel properties include a minimum yield strength of 235 MPa and tensile strength of 360\u2013510 MPa, with excellent weldability and formability.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-df48e8167d50e4cfee5fcd9d174fc838\"><strong>What is the yield strength of S235, S275 and S355 steel in MPa?<\/strong><br>The yield strength is 235 MPa for S235, 275 MPa for S275 and 355 MPa for S355 under EN 10025 for thickness up to 16 mm.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-eb96e38928bfb702f6aa4821a7e0bf9a\"><strong>What is S355 steel equivalent in ASTM standards?<\/strong><br>S355 steel is commonly equivalent to ASTM A572 Grade 50, with similar mechanical properties and strength.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-ea812b8350ed018b4e7bd5159830b2d2\"><strong>What is S235 equivalent material?<\/strong><br>S235 is typically equivalent to ASTM A36, SS400 or Q235B depending on the standard used.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-83472dc85ff7a7c538a557601a4d91df\"><strong>What are S275 steel equivalent materials?<\/strong><br>S275 steel equivalents include ASTM A36 or A529, SM400 grades and Q275, with comparable structural performance.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-4b1080492e0ae391aaa7d1786255bd7f\"><strong>What is the difference between S235, S275 and S355 steel properties?<\/strong><br>The main difference is strength, with S355 having the highest yield and tensile strength, followed by S275 and S235.<\/li>\n<\/ul>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction S235, S275 and S355 are the most widely used structural steel grades defined under EN 10025. They are commonly applied in buildings, bridges, machinery, and general structural fabrication. This guide provides a clear overview of S235 S275 S355 steel properties, including yield strength, tensile strength, chemical composition, and equivalent grades (ASTM, JIS, GB). The [&hellip;]<\/p>","protected":false},"author":1,"featured_media":7816,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"themepark_post_bcolor":"#f5f5f5","themepark_post_width":"1022px","themepark_post_img":"","themepark_post_img_po":"left","themepark_post_img_re":false,"themepark_post_img_cover":false,"themepark_post_img_fixed":false,"themepark_post_hide_title":false,"themepark_post_main_b":"","themepark_post_main_p":100,"themepark_paddingblock":false,"footnotes":""},"categories":[6],"tags":[],"class_list":["post-7349","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"metadata":{"_edit_lock":["1777368770:1"],"_edit_last":["1"],"_aioseo_title":["S235 S275 S355 Steel Properties &amp; Equivalent Chart (EN10025)"],"_aioseo_description":["Include S235, S275 and S355 steel properties, yield strength, tensile strength and equivalent grades (ASTM, JIS, EN). View full data table."],"_aioseo_keywords":[""],"_aioseo_og_title":[null],"_aioseo_og_description":[null],"_aioseo_og_article_section":[""],"_aioseo_og_article_tags":[""],"_aioseo_twitter_title":[null],"_aioseo_twitter_description":[null],"themepark_seo_title":["S235 S275 S355 Steel Properties & Equivalent Chart (EN10025)"],"themepark_seo_description":["Include S235, S275 and S355 steel properties, yield strength, tensile strength and equivalent grades (ASTM, JIS, EN). View full data table."],"themepark_seo_keyword":["s355 steel properties, s275 steel properties, s235 steel properties, s355 equivalent, s235 equivalent"],"catce":["sidebar-widgets4"],"views":["17508"],"_thumbnail_id":["7816"],"_wp_old_date":["2025-12-09","2026-01-23","2026-03-06"]},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 4.6.0 - aioseo.com -->\n\t\t<meta name=\"description\" content=\"Include S235, S275 and S355 steel properties, yield strength, tensile strength and equivalent grades (ASTM, JIS, EN). 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