{"id":8084,"date":"2026-07-10T13:58:29","date_gmt":"2026-07-10T05:58:29","guid":{"rendered":"https:\/\/www.cjmsteelgroup.com\/?p=8084"},"modified":"2026-07-10T13:58:39","modified_gmt":"2026-07-10T05:58:39","slug":"astm-a36-vs-jis-ss400-structural-steel-differences-and-equivalency","status":"publish","type":"post","link":"https:\/\/www.cjmsteelgroup.com\/es\/astm-a36-vs-jis-ss400-structural-steel-differences-and-equivalency.html","title":{"rendered":"ASTM A36 vs SS400: Key Differences, Properties and Substitution Guide"},"content":{"rendered":"<h2 class=\"wp-block-heading has-black-color has-text-color has-link-color has-medium-font-size wp-elements-c8c0794d67ea7f2ea65db98e11f93dfd\"><strong>Introduction to A36 and SS400<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-546cd84d07cb217a7837cf3c36b6482d\"><strong>ASTM A36 vs SS400<\/strong> is one of the most common comparisons in global structural steel sourcing and engineering design. A common question in structural steel sourcing is: <strong>Is SS400 equivalent to ASTM A36, and can it replace A36 in engineering projects?<\/strong><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-ceb76ae078dad1ca8e501a9e3134ba46\">While ASTM A36 and JIS SS400 are both widely used mild structural steels, they are defined under different standards and do not behave identically in terms of certification, yield strength, and engineering reliability.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-fa505ce3ccadeff4b0c37a21f6f10694\">Esta gu\u00eda ofrece una descripci\u00f3n detallada <strong>comparison of ASTM A36 vs SS400<\/strong>, focusing on:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-675603965443680731025aa94028dedf\">Whether SS400 is equivalent to ASTM A36<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-5b7cf8fd2a32bd2fe833bb9aaf4a7219\">Key differences in yield strength and standards<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-925c865c6c4c19b2f361c698637da027\">When SS400 can (and cannot) replace A36<\/li>\n<\/ul>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-9ac00cf961d1ea846fe5a532228b76c6\"><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2026\/02\/a36-vs-ss400-structural-steel-standards.jpg\" alt=\"ASTM A36 vs SS400 structural steel standards and applications\" class=\"wp-image-8088\" srcset=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2026\/02\/a36-vs-ss400-structural-steel-standards.jpg 600w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2026\/02\/a36-vs-ss400-structural-steel-standards-300x200.jpg 300w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2026\/02\/a36-vs-ss400-structural-steel-standards-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">ASTM A36 and JIS SS400 structural steel comparison in engineering applications<\/figcaption><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading has-black-color has-text-color has-link-color has-medium-font-size wp-elements-67c36a1229eee4d3d37427a24e3baebb\"><strong>Quick Answer: Is SS400 Equivalent to ASTM A36?<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-84fa01df769ee9f09e2837f82df1af09\"><strong>Short answer: No \u2014 SS400 is not officially equivalent to ASTM A36.<\/strong><\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-2ecdbc874785471cfe5c0705ee9f3601\">However:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-e1b938d5003fafcfa582eea5302373ae\">SS400 is often considered a <strong>practical alternative<\/strong> in non-critical applications<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-0ab815e56c5e9a739f957fecd86edd84\">There is <strong>no direct ASTM equivalent defined for SS400<\/strong><\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-08884e9f4b89a0e1fa5a67b8a2ffd87c\">Substitution depends on <strong>engineering approval and project requirements<\/strong><\/li>\n<\/ul>\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-b993f44774416226e5172610a2b7a20c\"><strong>ASTM A36 vs SS400: Key Differences<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-fe9ea1fbd5368af2e5afc994a5cf9fa2\">Understanding the standard systems behind <strong>A36 vs SS400<\/strong> is essential for accurate material selection.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><tbody><tr><th>Propiedad<\/th><th>ASTM A36<\/th><th>JIS SS400<\/th><\/tr><tr><td><strong>Est\u00e1ndar<\/strong><\/td><td>ASTM International<\/td><td>JIS G 3101<\/td><\/tr><tr><td><strong>L\u00edmite el\u00e1stico<\/strong><\/td><td>\u2265 250 MPa (guaranteed)<\/td><td>Not specified<\/td><\/tr><tr><td><strong>Resistencia a la tracci\u00f3n<\/strong><\/td><td>400-550 MPa<\/td><td>400\u2013510 MPa<\/td><\/tr><tr><td><strong>Certificaci\u00f3n<\/strong><\/td><td>Strict ASTM MTC<\/td><td>Varies by mill<\/td><\/tr><tr><td><strong>Consistency<\/strong><\/td><td>Alta<\/td><td>Variable<\/td><\/tr><tr><td><strong>Uso t\u00edpico<\/strong><\/td><td>International projects<\/td><td>Mercados asi\u00e1ticos<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-7774fbcf50f64316f15b192362a6cb68\"><strong>Key Insight:<\/strong><br>The biggest difference is not chemistry \u2014 it&#8217;s <strong>whether yield strength is guaranteed<\/strong>.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><em>For projects involving European standards, a detailed comparison can be found in our guide on <strong><a href=\"https:\/\/www.cjmsteelgroup.com\/es\/astm-a36-vs-en-s235jr.html\/\" target=\"_blank\" rel=\"noopener\" title=\"ASTM A36 vs EN S235JR\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">ASTM A36 vs EN S235JR<\/mark><\/a><\/strong>, which explains differences in strength, standard systems, and application scenarios.<\/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-42819a35a09a7d4339f54d731d4713f1\"><strong>ASTM A36 vs SS400 Yield Strength Difference<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-2e339051fbd09f46bb5464917332ee2e\">Al comparar <strong>ASTM A36 vs SS400<\/strong>, yield strength is the most critical parameter.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-949dcfdcb0aae7510a584e15880e5f70\"><strong>ASTM A36<\/strong>\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-b70d2250efa4e00896a7b9e48aca904d\">Minimum yield strength: <strong>250 MPa (36 ksi)<\/strong> for thickness up to 200 mm<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-c1b6d917b49aae5eb1436919356462ef\">Tensile strength: 400\u2013550 MPa<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-1194edfc53ffd7b801f2369b4ed0b278\"><strong>SS400<\/strong>\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-4e70e95872c0d965369ca65fc4626ba0\">Yield strength: <em>not specified in JIS G 3101<\/em><\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-e98d21c89065c1bb9adadb407412bea1\">Common mill practice:\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-4e77727a887648ca063e43f9ddfb2668\">\u2264 16 mm: approximately 245 MPa<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-1101813c32c0a5ff38c141b25e0b90e4\">16\u201340 mm: approximately 235 MPa<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-e89f138bacbb334cf92192ef299bcf60\">40 mm: may be lower depending on rolling practice<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Tensile strength: 400\u2013510 MPa<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-cab787bc03084d8af84e5675f946ef28\">La clave <strong>a36 vs ss400 difference<\/strong> is that ASTM A36 guarantees a minimum yield strength, while SS400 relies on typical production values.<\/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-de6168c7e3d3d36fe4e1ba2d6523763d\"><strong>Why Standards Matter More Than Strength<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-053fda7f7bf5092816fe957902f5c101\">Many buyers focus only on strength values, but the real difference lies in <strong>standard philosophy<\/strong>:<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-black-color has-text-color has-link-color wp-elements-59d071b4bd437eae34dd0b486dc99129\"><strong>ASTM A36<\/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-7274f48a3abc432b1940d169068e829a\">Defines <strong>minimum mechanical guarantees<\/strong><\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-d8702f1bf4ccbb7b70d45dce7ce98472\">Supports inspection and certification<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-ae77553c00608732f5788709dbadca76\">Suitable for international EPC and export projects<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading has-black-color has-text-color has-link-color wp-elements-0974d285551fa0070d949eebb842847f\"><strong>SS400<\/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-a15a05f329043d8c1acbdf875b3861af\">Based on <strong>typical production capability<\/strong><\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-d0fa7f5138ee437cc1e36736de17ca1f\">Allows wider variation<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-12c23605c0d18a706e12d4eaed4a0625\">Relies heavily on <strong>mill test reports<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-40275ec91abc332d648f1d6c27edfe58\">\ud83d\udc49 This is why A36 vs SS400 is fundamentally a <strong>compliance issue, not just a strength comparison<\/strong>.<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-9ac00cf961d1ea846fe5a532228b76c6\"><\/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-76d0478fecf82590f7cfa405c00e6161\"><strong>Is SS400 Equivalent to ASTM A36?<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-52fdfc76e6334d339d6b3e807c614263\">No.<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-20b33e3657774d5843b6b1890978f120\">There is <strong>no official ASTM equivalent designation<\/strong>.<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-0f7df2e93f93c6684ccf1fad531bd8c1\">SS400 is only:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-5ba1a5e662f7e83c8732ebc769131d34\">A <strong>conditional substitute in practice<\/strong><\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-eba193070b643648ea8af337f6d6ca1b\">A <strong>commonly compared material<\/strong><\/li>\n<\/ul>\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-9288efe318b330569727fb79392fb781\"><strong>When Can SS400 Replace ASTM A36?<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-74c72a40d9ee44159d85a0d9f517508c\">SS400 <strong>may be used as a substitute<\/strong> si:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-728f2857bae2208d78310cc5164aaaa2\">The project does not strictly require ASTM standards<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-e533050267dfee0b4f3e1661622298e1\">Mechanical properties are verified by MTC<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-4563ba9c4cd5a19c3a4b71a4f35b1a91\">Engineering approval is obtained<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-1055c095db12a1a3b2340abe907fb22a\">Application is non-critical<\/li>\n<\/ul>\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-7daa4977a05cf4c6e4f2a8aab7c6b153\"><strong>When SS400 Should NOT Replace ASTM A36<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-5f0fb7e1a112ceb929605a88189b6d97\">Avoid substitution when:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-679e9b45f1d922f94fb3bef18c06eee5\">ASTM standard is specified in contract<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-ee6a62c539f1d40f5eedd5489a8a0ffc\">Third-party inspection is required<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-623c81dcda4ac492d027bf9e311c03ec\">Project follows international or U.S. codes<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-5dc53129d285ef3544a722875b33aed2\">Structural reliability must be guaranteed<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading has-black-color has-text-color has-link-color wp-elements-c4767f55b8c250f52a9c17e213987f52\"><strong>Potential Risks<\/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-5a23e27fe1722a5e9ae81fed83d27798\">Lower yield strength in thick sections<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-959584a765a4af2f908ee3bc38c54dde\">Inspection rejection<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-93f0f119ee4736db1e3718dd62427b4f\">Compliance failure<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-9afc4a3b294d507c3a8c7e0cf1ee07ea\">Rework and project delays<\/li>\n<\/ul>\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-6a3ba157ae98cad9cf6bea67aed4707b\"><strong>Applications of ASTM A36 and SS400<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2026\/02\/a36-ss400-structural-steel-applications-construction.jpg\" alt=\"ASTM A36 and SS400 structural steel applications in building frames and industrial structures\" class=\"wp-image-8089\" srcset=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2026\/02\/a36-ss400-structural-steel-applications-construction.jpg 600w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2026\/02\/a36-ss400-structural-steel-applications-construction-300x200.jpg 300w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2026\/02\/a36-ss400-structural-steel-applications-construction-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">ASTM A36 and JIS SS400 structural steel used in construction and industrial fabrication projects<\/figcaption><\/figure><\/div>\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-4d3163a45b2507bb369e7ee01791f31f\"><strong>Both ASTM A36 and SS400 are widely used in:<\/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-13f1d300dc60c7cd40d224734495759e\">Structural beams and columns<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-dc327bba07f6f3f8d2a96e2bb2207a41\">Placas base y soportes<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-58ca842c46f01226615e5ae8f7d67b62\">Welded frames and supports<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-6f7da283f9aaf41cdc8a35060549d09d\">General fabrication and machining<\/li>\n<\/ul>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-9ac00cf961d1ea846fe5a532228b76c6\"><\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-232ede8b739929c4616d9ed3fc3361f0\"><strong>From a usage perspective:<\/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-79c4b49596857b48cbd7313a211548a4\">SS400 is more common in local construction projects under JIS standards<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-1e12996b3fe3f31653c091b9ecab4f53\">ASTM A36 is more widely used in international and export-oriented engineering<\/li>\n<\/ul>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-96f860a4fd4820a13336d2d0ef19f773\">Both materials offer good weldability due to low carbon content, making them suitable for general structural fabrication. <\/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-96efab08d38d5ffa509da8a34015d023\"><strong>Can SS400 Fully Replace A36?<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-e97167e06b5568f342bacd3a952a6cd2\">The question of substitution is central to <strong>astm a36 vs ss400<\/strong> discussions.<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-8dd7e234cfb9d82f22e77eb7608e8f2a\"><strong>No \u2014 not in a strict engineering sense.<\/strong><\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-6c137f95a5f3ef814345bd176037badb\">SS400 should be treated as:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-69f21bd4c0aa252f6c464c26c8fd53b3\">A <strong>comparable material<\/strong><\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-aa2e3cc77e70111a938be382fa2ea92c\">A <strong>conditional substitute<\/strong><\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-cf33b296da5bc291c78f965616bd349a\">Not a guaranteed replacement<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<p><em>You can refer to our comparison of <a href=\"https:\/\/www.cjmsteelgroup.com\/es\/astm-a36-vs-q235b-differences-equivalency-risks.html\/\" target=\"_blank\" rel=\"noopener\" title=\"ASTM A36 vs Q235B\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\"><strong>ASTM A36 vs Q235B<\/strong><\/mark><\/a> to understand equivalency considerations, performance differences, and potential project risks when substituting materials across standards.<\/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-c25fa8ef894e24eccbadd70ffab5fc79\"><strong>Conclusi\u00f3n<\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-d8467b1a869b1a272a6a341480a77a76\">En <strong>difference between A36 and SS400<\/strong> is primarily defined by:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-61cdd5f8215e7a082fd519e81957217e\">Yield strength definition<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-c9daad72e55ec251c0e5e6918edd3ff1\">Thickness sensitivity<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-4b81898c7a375151fe912e2d3b57af38\">Standard enforcement philosophy<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-9567c545af35ce29f4a8d6b8dbe8e6f3\"><strong>Final takeaway:<\/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-012c06c08accbb4dc799bbe32b62e057\">Utilice <strong>ASTM A36<\/strong> when compliance and consistency are required<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-7f7e137a339dfdbb72ef71efaa09b5a7\">Utilice <strong>SS400<\/strong> only when conditions allow flexibility<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-5d696f3e6f6fdcd6344308323aa68a93\">For any project, material selection should be based on <strong>certified data and engineering approval<\/strong>, not on nominal similarity.<\/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-8be199b2a9cb1c9cee2eda1e35857a76\"><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-9fc86f1a6f5a0a1308f897bce54c2285\"><strong>Q1: Is SS400 equivalent to ASTM A36?<\/strong><br>A: No. SS400 is not officially equivalent, but may be used as a practical alternative in some cases.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-caa63644e9424cc84fdccdc5103f5193\"><strong>Q2: What is the difference between ASTM A36 and SS400?<\/strong><br>A: The main <strong>difference between A36 and SS400<\/strong> is that ASTM A36 defines a minimum yield strength, while SS400 does not.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-fd138aaac71e771c9ac3cf905a20be45\"><strong>Q3: Can SS400 replace ASTM A36?<\/strong><br>A: SS400 can be used in limited cases if mechanical properties are verified and approved by engineers.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-686bce40b0065769c5556f28b0adce88\"><strong>Q4: Why is SS400 yield strength not fixed?<\/strong><br>A: Because the JIS standard relies on manufacturing practice rather than fixed minimum requirements.<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-c93370d3bcb5c05a146f25489a18bd66\"><strong>Q5: Which is better for export projects?<\/strong><br>ASTM A36 is preferred due to certification and compliance reliability.<\/li>\n<\/ul>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction to A36 and SS400 ASTM A36 vs SS400 is one of the most common comparisons in global structural steel sourcing and engineering design. A common question in structural steel sourcing is: Is SS400 equivalent to ASTM A36, and can it replace A36 in engineering projects? While ASTM A36 and JIS SS400 are both widely [&hellip;]<\/p>","protected":false},"author":1,"featured_media":8089,"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-8084","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"metadata":{"_edit_lock":["1783665123:1"],"_edit_last":["1"],"_aioseo_title":["ASTM A36 vs SS400: Is SS400 Equivalent &amp; Can It Replace A36?"],"_aioseo_description":["ASTM A36 vs SS400: compare yield strength, standards and performance. Is SS400 equivalent to A36? Can it replace A36 in structural projects?"],"_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],"catce":["sidebar-widgets4"],"_thumbnail_id":["8089"],"themepark_seo_title":["ASTM A36 vs SS400: Is SS400 Equivalent & Can It Replace A36?"],"themepark_seo_description":["ASTM A36 vs SS400: ASTM A36 vs SS400: compare yield strength, standards and performance. Is SS400 equivalent to A36? Can it replace A36 in structural projects?"],"themepark_seo_keyword":["a36 vs ss400, astm a36 vs ss400, ss400 equivalent to a36"],"views":["5141"],"_wp_old_date":["2026-02-11","2026-04-27"]},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 4.6.0 - aioseo.com -->\n\t\t<meta name=\"description\" content=\"ASTM A36 vs SS400: compare yield strength, standards and performance. Is SS400 equivalent to A36? Can it replace A36 in structural projects?\" \/>\n\t\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t\t<link rel=\"canonical\" href=\"https:\/\/www.cjmsteelgroup.com\/es\/astm-a36-vs-jis-ss400-structural-steel-differences-and-equivalency.html\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO Pro (AIOSEO) 4.6.0\" \/>\n\t\t<meta property=\"og:locale\" content=\"es_ES\" \/>\n\t\t<meta property=\"og:site_name\" content=\"CJM Steel Group Ltd. -\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"ASTM A36 vs SS400: Is SS400 Equivalent &amp; Can It Replace A36?\" \/>\n\t\t<meta property=\"og:description\" content=\"ASTM A36 vs SS400: compare yield strength, standards and performance. Is SS400 equivalent to A36? Can it replace A36 in structural projects?\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/www.cjmsteelgroup.com\/es\/astm-a36-vs-jis-ss400-structural-steel-differences-and-equivalency.html\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2026-07-10T05:58:29+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2026-07-10T05:58:39+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"ASTM A36 vs SS400: Is SS400 Equivalent &amp; Can It Replace A36?\" \/>\n\t\t<meta name=\"twitter:description\" content=\"ASTM A36 vs SS400: compare yield strength, standards and performance. Is SS400 equivalent to A36? Can it replace A36 in structural projects?\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BlogPosting\",\"@id\":\"https:\\\/\\\/www.cjmsteelgroup.com\\\/es\\\/astm-a36-vs-jis-ss400-structural-steel-differences-and-equivalency.html#aioseo-article-mla73xe3\",\"name\":\"ASTM A36 vs SS400: Key Differences, Properties and Substitution Guide\",\"headline\":\"ASTM A36 vs SS400: Is SS400 Equivalent &amp; Can It Replace A36?\",\"description\":\"ASTM A36 vs SS400: compare yield strength, standards and performance. Is SS400 equivalent to A36? Can it replace A36 in structural projects?\",\"author\":{\"@type\":\"Person\",\"name\":\"CJMSTEEL\",\"url\":\"https:\\\/\\\/www.cjmsteelgroup.com\\\/es\\\/author\\\/cjmsteel\\\/\"},\"publisher\":{\"@id\":\"https:\\\/\\\/www.cjmsteelgroup.com\\\/es\\\/#organization\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/www.cjmsteelgroup.com\\\/wp-content\\\/uploads\\\/2026\\\/02\\\/a36-vs-ss400-structural-steel-standards.jpg\",\"width\":600,\"height\":400},\"datePublished\":\"2026-02-11T00:00:00+08:00\",\"dateModified\":\"2026-07-10T00:00:00+08:00\",\"inLanguage\":\"es-ES\",\"keywords\":\"a36 vs ss400,  astm a36 vs ss400,  ss400 equivalent to a36\",\"articleSection\":\"News\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.cjmsteelgroup.com\\\/es\\\/astm-a36-vs-jis-ss400-structural-steel-differences-and-equivalency.html#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.cjmsteelgroup.com\\\/es\\\/#listItem\",\"position\":1,\"name\":\"Home\"}]},{\"@type\":\"FAQPage\",\"@id\":\"https:\\\/\\\/www.cjmsteelgroup.com\\\/es\\\/astm-a36-vs-jis-ss400-structural-steel-differences-and-equivalency.html#aioseo-faq-page-mreiw2ag\",\"name\":\"ASTM A36 vs SS400: Is SS400 Equivalent &amp; Can It Replace A36?\",\"description\":\"ASTM A36 vs SS400: compare yield strength, standards and performance. Is SS400 equivalent to A36? Can it replace A36 in structural projects?\",\"url\":\"https:\\\/\\\/www.cjmsteelgroup.com\\\/es\\\/astm-a36-vs-jis-ss400-structural-steel-differences-and-equivalency.html\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Is SS400 equivalent to ASTM A36?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. SS400 is not officially equivalent, but may be used as a practical alternative in some cases.\"}},{\"@type\":\"Question\",\"name\":\"What is the difference between ASTM A36 and SS400?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The main difference between A36 and SS400 is that ASTM A36 defines a minimum yield strength, while SS400 does not.\"}},{\"@type\":\"Question\",\"name\":\"Can SS400 replace ASTM A36?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"SS400 can be used in limited cases if mechanical properties are verified and approved by engineers.\"}},{\"@type\":\"Question\",\"name\":\"Why is SS400 yield strength not fixed?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Because the JIS standard relies on manufacturing practice rather than fixed minimum requirements.\"}},{\"@type\":\"Question\",\"name\":\"Which is better for export projects?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"ASTM A36 is preferred due to certification and compliance reliability.\"}}],\"inLanguage\":\"es\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.cjmsteelgroup.com\\\/es\\\/astm-a36-vs-jis-ss400-structural-steel-differences-and-equivalency.html#breadcrumblist\"}},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.cjmsteelgroup.com\\\/es\\\/#organization\",\"name\":\"C.J.M.Stainless Steel Group Ltd\",\"url\":\"https:\\\/\\\/www.cjmsteelgroup.com\\\/es\\\/\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.cjmsteelgroup.com\\\/es\\\/#website\",\"url\":\"https:\\\/\\\/www.cjmsteelgroup.com\\\/es\\\/\",\"name\":\"C.J.M.Stainless Steel Group Ltd\",\"inLanguage\":\"es-ES\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.cjmsteelgroup.com\\\/es\\\/#organization\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO Pro -->\r\n\t\t<title>ASTM A36 vs SS400: Is SS400 Equivalent &amp; Can It Replace A36?<\/title>\n\n","aioseo_head_json":{"title":"ASTM A36 vs SS400: Is SS400 Equivalent & Can It Replace A36?","description":"ASTM A36 vs SS400: compare yield strength, standards and performance. Is SS400 equivalent to A36? Can it replace A36 in structural projects?","canonical_url":"https:\/\/www.cjmsteelgroup.com\/es\/astm-a36-vs-jis-ss400-structural-steel-differences-and-equivalency.html","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"og:locale":"es_ES","og:site_name":"CJM Steel Group Ltd. -","og:type":"article","og:title":"ASTM A36 vs SS400: Is SS400 Equivalent &amp; Can It Replace A36?","og:description":"ASTM A36 vs SS400: compare yield strength, standards and performance. Is SS400 equivalent to A36? Can it replace A36 in structural projects?","og:url":"https:\/\/www.cjmsteelgroup.com\/es\/astm-a36-vs-jis-ss400-structural-steel-differences-and-equivalency.html","article:published_time":"2026-07-10T05:58:29+00:00","article:modified_time":"2026-07-10T05:58:39+00:00","twitter:card":"summary_large_image","twitter:title":"ASTM A36 vs SS400: Is SS400 Equivalent &amp; Can It Replace A36?","twitter:description":"ASTM A36 vs SS400: compare yield strength, standards and performance. Is SS400 equivalent to A36? Can it replace A36 in structural projects?","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BlogPosting","@id":"https:\/\/www.cjmsteelgroup.com\/es\/astm-a36-vs-jis-ss400-structural-steel-differences-and-equivalency.html#aioseo-article-mla73xe3","name":"ASTM A36 vs SS400: Key Differences, Properties and Substitution Guide","headline":"ASTM A36 vs SS400: Is SS400 Equivalent &amp; Can It Replace A36?","description":"ASTM A36 vs SS400: compare yield strength, standards and performance. Is SS400 equivalent to A36? Can it replace A36 in structural projects?","author":{"@type":"Person","name":"CJMSTEEL","url":"https:\/\/www.cjmsteelgroup.com\/es\/author\/cjmsteel\/"},"publisher":{"@id":"https:\/\/www.cjmsteelgroup.com\/es\/#organization"},"image":{"@type":"ImageObject","url":"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2026\/02\/a36-vs-ss400-structural-steel-standards.jpg","width":600,"height":400},"datePublished":"2026-02-11T00:00:00+08:00","dateModified":"2026-07-10T00:00:00+08:00","inLanguage":"es-ES","keywords":"a36 vs ss400,  astm a36 vs ss400,  ss400 equivalent to a36","articleSection":"News"},{"@type":"BreadcrumbList","@id":"https:\/\/www.cjmsteelgroup.com\/es\/astm-a36-vs-jis-ss400-structural-steel-differences-and-equivalency.html#breadcrumblist","itemListElement":[{"@type":"ListItem","@id":"https:\/\/www.cjmsteelgroup.com\/es\/#listItem","position":1,"name":"Home"}]},{"@type":"FAQPage","@id":"https:\/\/www.cjmsteelgroup.com\/es\/astm-a36-vs-jis-ss400-structural-steel-differences-and-equivalency.html#aioseo-faq-page-mreiw2ag","name":"ASTM A36 vs SS400: Is SS400 Equivalent &amp; Can It Replace A36?","description":"ASTM A36 vs SS400: compare yield strength, standards and performance. Is SS400 equivalent to A36? Can it replace A36 in structural projects?","url":"https:\/\/www.cjmsteelgroup.com\/es\/astm-a36-vs-jis-ss400-structural-steel-differences-and-equivalency.html","mainEntity":[{"@type":"Question","name":"Is SS400 equivalent to ASTM A36?","acceptedAnswer":{"@type":"Answer","text":"No. SS400 is not officially equivalent, but may be used as a practical alternative in some cases."}},{"@type":"Question","name":"What is the difference between ASTM A36 and SS400?","acceptedAnswer":{"@type":"Answer","text":"The main difference between A36 and SS400 is that ASTM A36 defines a minimum yield strength, while SS400 does not."}},{"@type":"Question","name":"Can SS400 replace ASTM A36?","acceptedAnswer":{"@type":"Answer","text":"SS400 can be used in limited cases if mechanical properties are verified and approved by engineers."}},{"@type":"Question","name":"Why is SS400 yield strength not fixed?","acceptedAnswer":{"@type":"Answer","text":"Because the JIS standard relies on manufacturing practice rather than fixed minimum requirements."}},{"@type":"Question","name":"Which is better for export projects?","acceptedAnswer":{"@type":"Answer","text":"ASTM A36 is preferred due to certification and compliance reliability."}},{"@type":"Question","name":"Is SS400 equivalent to ASTM A36?","acceptedAnswer":{"@type":"Answer","text":"No. SS400 is not officially equivalent, but may be used as a practical alternative in some cases."}},{"@type":"Question","name":"What is the difference between ASTM A36 and SS400?","acceptedAnswer":{"@type":"Answer","text":"The main difference between A36 and SS400 is that ASTM A36 defines a minimum yield strength, while SS400 does not."}},{"@type":"Question","name":"Can SS400 replace ASTM A36?","acceptedAnswer":{"@type":"Answer","text":"SS400 can be used in limited cases if mechanical properties are verified and approved by engineers."}},{"@type":"Question","name":"Why is SS400 yield strength not fixed?","acceptedAnswer":{"@type":"Answer","text":"Because the JIS standard relies on manufacturing practice rather than fixed minimum requirements."}},{"@type":"Question","name":"Which is better for export projects?","acceptedAnswer":{"@type":"Answer","text":"ASTM A36 is preferred due to certification and compliance reliability."}}],"inLanguage":"es","breadcrumb":{"@id":"https:\/\/www.cjmsteelgroup.com\/es\/astm-a36-vs-jis-ss400-structural-steel-differences-and-equivalency.html#breadcrumblist"}},{"@type":"Organization","@id":"https:\/\/www.cjmsteelgroup.com\/es\/#organization","name":"C.J.M.Stainless Steel Group Ltd","url":"https:\/\/www.cjmsteelgroup.com\/es\/"},{"@type":"WebSite","@id":"https:\/\/www.cjmsteelgroup.com\/es\/#website","url":"https:\/\/www.cjmsteelgroup.com\/es\/","name":"C.J.M.Stainless Steel Group Ltd","inLanguage":"es-ES","publisher":{"@id":"https:\/\/www.cjmsteelgroup.com\/es\/#organization"}}]}},"aioseo_meta_data":{"post_id":"8084","title":"ASTM A36 vs SS400: Is SS400 Equivalent &amp; Can It Replace A36?","description":"ASTM A36 vs SS400: compare yield strength, standards and performance. Is SS400 equivalent to A36? Can it replace A36 in structural projects?","keywords":"[]","keyphrases":"{\"focus\":{\"keyphrase\":\"\",\"score\":0,\"analysis\":{\"keyphraseInTitle\":{\"score\":0,\"maxScore\":9,\"error\":1}}},\"additional\":[]}","primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":"","og_custom_url":null,"og_article_section":null,"og_article_tags":"[]","twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":{"id":"#aioseo-article-mla73xe3","slug":"article","graphName":"Article","label":"Article","properties":{"type":"BlogPosting","name":"#post_title","headline":"ASTM A36 vs SS400: Is SS400 Equivalent &amp; Can It Replace A36?","description":"ASTM A36 vs SS400: compare yield strength, standards and performance. Is SS400 equivalent to A36? Can it replace A36 in structural projects?","image":"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2026\/02\/a36-vs-ss400-structural-steel-standards.jpg","keywords":"[{\"label\":\"a36 vs ss400\",\"value\":\"a36 vs ss400\"},{\"label\":\" astm a36 vs ss400\",\"value\":\" astm a36 vs ss400\"},{\"label\":\" ss400 equivalent to a36\",\"value\":\" ss400 equivalent to a36\"}]","author":{"name":"#author_name","url":"#author_url"},"dates":{"include":true,"datePublished":"02\/11\/2026","dateModified":"07\/10\/2026"}}},"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"BlogPosting","isEnabled":true},"graphs":[{"id":"#aioseo-faq-page-mreiw2ag","slug":"faq-page","graphName":"FAQPage","label":"FAQ Page","properties":{"name":"ASTM A36 vs SS400: Is SS400 Equivalent &amp; Can It Replace A36?","description":"ASTM A36 vs SS400: compare yield strength, standards and performance. Is SS400 equivalent to A36? Can it replace A36 in structural projects?","questions":[{"question":"Is SS400 equivalent to ASTM A36?","answer":"No. SS400 is not officially equivalent, but may be used as a practical alternative in some cases."},{"question":"What is the difference between ASTM A36 and SS400?","answer":"The main difference between A36 and SS400 is that ASTM A36 defines a minimum yield strength, while SS400 does not."},{"question":"Can SS400 replace ASTM A36?","answer":"SS400 can be used in limited cases if mechanical properties are verified and approved by engineers."},{"question":"Why is SS400 yield strength not fixed?","answer":"Because the JIS standard relies on manufacturing practice rather than fixed minimum requirements."},{"question":"Which is better for export projects?","answer":"ASTM A36 is preferred due to certification and compliance reliability."}]}}]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":"-1","robots_max_videopreview":"-1","robots_max_imagepreview":"large","priority":null,"frequency":"default","local_seo":null,"limit_modified_date":false,"created":"2026-02-03 03:25:48","updated":"2026-07-10 06:07:00"},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t<a href=\"https:\/\/www.cjmsteelgroup.com\/es\" title=\"Home\">Home<\/a>\n<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t<a href=\"https:\/\/www.cjmsteelgroup.com\/es\/news\/\" title=\"News\">News<\/a>\n<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\tASTM A36 vs SS400: Key Differences, Properties and Substitution Guide\n<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/www.cjmsteelgroup.com\/es"},{"label":"News","link":"https:\/\/www.cjmsteelgroup.com\/es\/news\/"},{"label":"ASTM A36 vs SS400: Key Differences, Properties and Substitution Guide","link":"https:\/\/www.cjmsteelgroup.com\/es\/astm-a36-vs-jis-ss400-structural-steel-differences-and-equivalency.html"}],"medium_url":"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2026\/02\/a36-ss400-structural-steel-applications-construction-300x200.jpg","thumbnail_url":"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2026\/02\/a36-ss400-structural-steel-applications-construction-150x150.jpg","full_url":"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2026\/02\/a36-ss400-structural-steel-applications-construction.jpg","_links":{"self":[{"href":"https:\/\/www.cjmsteelgroup.com\/es\/wp-json\/wp\/v2\/posts\/8084","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cjmsteelgroup.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cjmsteelgroup.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cjmsteelgroup.com\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cjmsteelgroup.com\/es\/wp-json\/wp\/v2\/comments?post=8084"}],"version-history":[{"count":6,"href":"https:\/\/www.cjmsteelgroup.com\/es\/wp-json\/wp\/v2\/posts\/8084\/revisions"}],"predecessor-version":[{"id":8395,"href":"https:\/\/www.cjmsteelgroup.com\/es\/wp-json\/wp\/v2\/posts\/8084\/revisions\/8395"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.cjmsteelgroup.com\/es\/wp-json\/wp\/v2\/media\/8089"}],"wp:attachment":[{"href":"https:\/\/www.cjmsteelgroup.com\/es\/wp-json\/wp\/v2\/media?parent=8084"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cjmsteelgroup.com\/es\/wp-json\/wp\/v2\/categories?post=8084"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cjmsteelgroup.com\/es\/wp-json\/wp\/v2\/tags?post=8084"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}