{"id":28457,"date":"2023-07-11T10:22:16","date_gmt":"2023-07-11T03:22:16","guid":{"rendered":"https:\/\/thacoindustries.com\/?p=28457"},"modified":"2025-11-24T11:42:31","modified_gmt":"2025-11-24T04:42:31","slug":"sheet-steel-quality-criteria-manufacturing","status":"publish","type":"post","link":"https:\/\/thacoindustries.com\/en\/sheet-steel-quality-criteria-manufacturing\/","title":{"rendered":"7 Key Criteria for Evaluating Sheet Steel Quality in Manufacturing"},"content":{"rendered":"<p>Sheet steel is manufactured through a stringent process that must meet high technical standards, ensuring confidence for buyers. Understanding this,<strong> THACO INDUSTRIES<\/strong> shares the <strong>7 criteria for evaluating sheet steel quality<\/strong> to help customers choose the most suitable supplier based on their usage needs and project specifications.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_75 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">Table of contents (M\u1ee5c l\u1ee5c)<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/thacoindustries.com\/en\/sheet-steel-quality-criteria-manufacturing\/#Sheet_Steel_Structure\" >Sheet Steel Structure<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/thacoindustries.com\/en\/sheet-steel-quality-criteria-manufacturing\/#Advantages_of_Sheet_Steel\" >Advantages of Sheet Steel<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/thacoindustries.com\/en\/sheet-steel-quality-criteria-manufacturing\/#Common_Sheet_Steel_Specifications_Table\" >Common Sheet Steel Specifications Table<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/thacoindustries.com\/en\/sheet-steel-quality-criteria-manufacturing\/#Top_7_Standards_for_Accurate_Sheet_Steel_Quality_Assessment\" >Top 7 Standards for Accurate Sheet Steel Quality Assessment<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/thacoindustries.com\/en\/sheet-steel-quality-criteria-manufacturing\/#Standard_TCVN_6522_2018\" >Standard TCVN 6522:2018<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/thacoindustries.com\/en\/sheet-steel-quality-criteria-manufacturing\/#Standard_TCVN_10351_2014\" >Standard TCVN 10351:2014<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/thacoindustries.com\/en\/sheet-steel-quality-criteria-manufacturing\/#Standard_TCVN_5709_2009\" >Standard TCVN 5709:2009<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/thacoindustries.com\/en\/sheet-steel-quality-criteria-manufacturing\/#Standard_TCVN_10357-1_2014\" >Standard TCVN 10357-1:2014<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/thacoindustries.com\/en\/sheet-steel-quality-criteria-manufacturing\/#Standard_TCVN_2058_1977\" >Standard TCVN 2058:1977<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/thacoindustries.com\/en\/sheet-steel-quality-criteria-manufacturing\/#Standard_TCVN_6523_2018\" >Standard TCVN 6523:2018<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/thacoindustries.com\/en\/sheet-steel-quality-criteria-manufacturing\/#Standard_TCVN_6525-99\" >Standard TCVN 6525-99<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Sheet_Steel_Structure\"><\/span><strong>Sheet Steel Structure <\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Sheet steel is formed by rolling flat billets at high temperatures, resulting in various sizes and thicknesses to meet diverse application needs. It is commonly classified into cold-rolled (CR) and hot-rolled (HR) sheet steel.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Advantages_of_Sheet_Steel\"><\/span>Advantages of Sheet Steel<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>High hardness and durability, excellent load-bearing capacity, and resistance to warping during fabrication and transportation.<\/li>\n<li>Available in various thicknesses, sizes, and grades of steel. Each grade has unique physical and chemical properties suited to specific project requirements.<\/li>\n<li>Cold-rolled sheet steel components offer high precision and aesthetic quality.<\/li>\n<li>Hot-rolled sheet steel is easy to store and resistant to environmental damage.<\/li>\n<\/ul>\n<figure id=\"attachment_14608\" aria-describedby=\"caption-attachment-14608\" style=\"width: 990px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-14608 size-full\" src=\"https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-1.jpg\" alt=\"High-strength and durable sheet steel with excellent environmental resistance\" width=\"1000\" height=\"667\" srcset=\"https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-1.jpg 1000w, https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-1-300x200.jpg 300w, https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-1-768x512.jpg 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption id=\"caption-attachment-14608\" class=\"wp-caption-text\">Sheet steel features high durability, easy storage, and resistance to environmental factors<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Common_Sheet_Steel_Specifications_Table\"><\/span>Common Sheet Steel Specifications Table<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<table>\n<thead>\n<tr>\n<th>No.<\/th>\n<th>Dimensions: T*W*L (mm)<\/th>\n<th>Standard<\/th>\n<th>Weight (Kg\/sheet)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1<\/td>\n<td>2*1250*2500<\/td>\n<td>SS400 \u2013 China<\/td>\n<td>49.06<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>3*1500*6000<\/td>\n<td>SS400 \u2013 China<\/td>\n<td>211.95<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>4*1500*6000<\/td>\n<td>SS400 \u2013 Russia<\/td>\n<td>282.6<\/td>\n<\/tr>\n<tr>\n<td>4<\/td>\n<td>4*1500*6000<\/td>\n<td>SS400 \u2013 Arab<\/td>\n<td>353.3<\/td>\n<\/tr>\n<tr>\n<td>5<\/td>\n<td>5*1500*6000 K<\/td>\n<td>SS400 \u2013 Russia<\/td>\n<td>353.25<\/td>\n<\/tr>\n<tr>\n<td>6<\/td>\n<td>6*1500*6000<\/td>\n<td>SS400 \u2013 China<\/td>\n<td>423.9<\/td>\n<\/tr>\n<tr>\n<td>7<\/td>\n<td>6*1500*6000<\/td>\n<td>SS400 \u2013 Russia<\/td>\n<td>423.9<\/td>\n<\/tr>\n<tr>\n<td>8<\/td>\n<td>6*1500*6000 K<\/td>\n<td>SS400 \u2013 Russia<\/td>\n<td>423.9<\/td>\n<\/tr>\n<tr>\n<td>9<\/td>\n<td>6*1500*6000<\/td>\n<td>CT3 \u2013 KMK<\/td>\n<td>423.9<\/td>\n<\/tr>\n<tr>\n<td>10<\/td>\n<td>6*1500*6000<\/td>\n<td>CT3 \u2013 DMZ<\/td>\n<td>423.9<\/td>\n<\/tr>\n<tr>\n<td>11<\/td>\n<td>8*1500*6000<\/td>\n<td>SS400 \u2013 Russia<\/td>\n<td>565.5<\/td>\n<\/tr>\n<tr>\n<td>12<\/td>\n<td>8*1500*6000 K<\/td>\n<td>SS400 \u2013 Russia<\/td>\n<td>565.5<\/td>\n<\/tr>\n<tr>\n<td>13<\/td>\n<td>8*1500*6000<\/td>\n<td>CT3 \u2013 DMZ<\/td>\n<td>565.5<\/td>\n<\/tr>\n<tr>\n<td>14<\/td>\n<td>8*1500*6000<\/td>\n<td>SS400 \u2013 China<\/td>\n<td>565.5<\/td>\n<\/tr>\n<tr>\n<td>15<\/td>\n<td>8*1500*6000<\/td>\n<td>CT3 \u2013 KMK<\/td>\n<td>565.5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span class=\"ez-toc-section\" id=\"Top_7_Standards_for_Accurate_Sheet_Steel_Quality_Assessment\"><\/span>Top 7 Standards for Accurate Sheet Steel Quality Assessment<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Whether hot-rolled or cold-rolled, sheet steel must meet specific standards to ensure quality. Below are seven key standards commonly used in evaluating sheet steel, compiled by the Vietnam Technical Committee for Standards TCVN\/TC and published by the Ministry of Science and Technology.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Standard_TCVN_6522_2018\"><\/span>Standard TCVN 6522:2018<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This standard evaluates the quality of hot-rolled sheet steel and replaces TCVN 6522:2008, equivalent to ISO 4995:2014.<\/p>\n<ul>\n<li>Type: Hot-rolled structural quality sheet steel<\/li>\n<li>Scope: Applies to structural-quality hot-rolled sheet steel in grades HR235, HR275, HR355<\/li>\n<li>Purpose: Helps users understand requirements such as thickness, size, fabrication conditions, dimensional tolerances, coil shape, labeling, and customer information<\/li>\n<li>Inspection: Includes sampling, tensile testing, retesting, verification, and final inspection<\/li>\n<\/ul>\n<figure id=\"attachment_14610\" aria-describedby=\"caption-attachment-14610\" style=\"width: 990px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-14610 size-full\" src=\"https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-2.jpg\" alt=\"Sheet steel certified under TCVN 6522:2018\" width=\"1000\" height=\"638\" srcset=\"https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-2.jpg 1000w, https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-2-300x191.jpg 300w, https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-2-768x490.jpg 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption id=\"caption-attachment-14610\" class=\"wp-caption-text\">Sheet steel certified under TCVN 6522:2018<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Standard_TCVN_10351_2014\"><\/span>Standard TCVN 10351:2014<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This standard evaluates fabricated sheet steel and aligns with ISO 7452:2013.<\/p>\n<ul>\n<li>Type: Hot-rolled sheet steel \u2013 Dimensional and shape tolerances<\/li>\n<li>Scope: Applies to sheet steel rolled on reversing mills with nominal thickness of 3\u2013400 mm and width \u2265 600 mm<\/li>\n<li>Purpose: Defines tolerances for thickness, width, length, flatness, squareness, and the methods of measurement<\/li>\n<\/ul>\n<figure id=\"attachment_14612\" aria-describedby=\"caption-attachment-14612\" style=\"width: 990px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-14612 size-full\" src=\"https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-3.jpg\" alt=\"Sheet steel certified under TCVN 10351:2014\" width=\"1000\" height=\"667\" srcset=\"https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-3.jpg 1000w, https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-3-300x200.jpg 300w, https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-3-768x512.jpg 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption id=\"caption-attachment-14612\" class=\"wp-caption-text\">Sheet steel certified under TCVN 10351:2014<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Standard_TCVN_5709_2009\"><\/span>Standard TCVN 5709:2009<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This standard replaces TCVN 5709:1993 for structural carbon steel sheets used in construction.<\/p>\n<ul>\n<li>Type: Hot-rolled carbon steel for construction \u2013 Technical requirements<\/li>\n<li>Scope: Widely applied to sheet steel, strip, shapes, bars, and sections in welded or other jointed structural systems<\/li>\n<li>Purpose: Clarifies steel grades, technical criteria, and test methods for selecting structural carbon steel<\/li>\n<\/ul>\n<figure id=\"attachment_14614\" aria-describedby=\"caption-attachment-14614\" style=\"width: 990px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-14614 size-full\" src=\"https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-4.jpg\" alt=\"Structural sheet steel qualified under TCVN 5709:2009\" width=\"1000\" height=\"562\" srcset=\"https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-4.jpg 1000w, https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-4-300x169.jpg 300w, https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-4-768x432.jpg 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption id=\"caption-attachment-14614\" class=\"wp-caption-text\">Sheet steel certified under TCVN 5709:2009<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Standard_TCVN_10357-1_2014\"><\/span>Standard TCVN 10357-1:2014<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This standard for hot-rolled sheet steel corresponds to ISO 9444-1:2009.<\/p>\n<ul>\n<li>Type: Continuously hot-rolled stainless steel \u2013 Dimensional and shape tolerances \u2013 Part 1: Narrow strip and cut lengths<\/li>\n<li>Scope: Applies to narrow stainless steel strip under 600mm wide and their cut lengths<\/li>\n<li>Purpose: Provides information on product type and delivery conditions; dimensional tolerances (thickness, width, length) and methods of measurement; edge camber and squareness tolerances; flatness tolerances for cut lengths; coil form; and ordering framework for cut-to-length products<\/li>\n<\/ul>\n<figure id=\"attachment_14616\" aria-describedby=\"caption-attachment-14616\" style=\"width: 990px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-14616\" src=\"https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-5.jpg\" alt=\"Sheet steel certified under TCVN 10357-1:2014\" width=\"1000\" height=\"632\" srcset=\"https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-5.jpg 1000w, https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-5-300x190.jpg 300w, https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-5-768x485.jpg 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption id=\"caption-attachment-14616\" class=\"wp-caption-text\">Sheet steel certified under TCVN 10357-1:2014<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Standard_TCVN_2058_1977\"><\/span>Standard TCVN 2058:1977<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Issued by the State Committee for Science and Technology, this standard defines size and specification tolerances for thick hot-rolled steel sheets.<\/p>\n<ul>\n<li>Type: Thick hot-rolled steel sheet \u2013 Sizes and parameters<\/li>\n<li>Scope: Applies to hot-rolled sheet steel with thickness from 4 to 60 mm<\/li>\n<li>Purpose: Identifies standard dimensions and acceptable deviations in thickness, length, width, wave distortion, bulging, crescent curvature, shear tilt, and serration<\/li>\n<\/ul>\n<figure id=\"attachment_14618\" aria-describedby=\"caption-attachment-14618\" style=\"width: 990px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-14618\" src=\"https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-6.jpg\" alt=\"Sheet steel certified under TCVN 2058:1977\" width=\"1000\" height=\"500\" srcset=\"https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-6.jpg 1000w, https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-6-300x150.jpg 300w, https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-6-768x384.jpg 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption id=\"caption-attachment-14618\" class=\"wp-caption-text\">Sheet steel certified under TCVN 2058:1977<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Standard_TCVN_6523_2018\"><\/span>Standard TCVN 6523:2018<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This standard replaces TCVN 6523:2006 and is equivalent to ISO 4996:2014.<\/p>\n<ul>\n<li>Type: Hot-rolled structural quality sheet steel with high yield strength<\/li>\n<li>Scope: Applies to hot-rolled sheet steel with high yield strength using trace alloying elements<\/li>\n<li>Purpose: Provides details on dimensions, fabrication conditions, dimensional and shape tolerances, coil sizes, quality requirements, labeling, customer-supplied information, and the full inspection process including sampling, tensile tests, retesting, and final verification<\/li>\n<\/ul>\n<figure id=\"attachment_14620\" aria-describedby=\"caption-attachment-14620\" style=\"width: 990px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-14620\" src=\"https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-7.jpg\" alt=\"Sheet steel certified under TCVN 6523:2018\" width=\"1000\" height=\"525\" srcset=\"https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-7.jpg 1000w, https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-7-300x158.jpg 300w, https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-7-768x403.jpg 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption id=\"caption-attachment-14620\" class=\"wp-caption-text\">Sheet steel certified under TCVN 6523:2018<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Standard_TCVN_6525-99\"><\/span>Standard TCVN 6525-99<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This standard is equivalent to ISO 4998:1996.<\/p>\n<ul>\n<li>Type: Continuously hot-dip galvanized structural carbon steel sheet<\/li>\n<li>Scope: Applies to galvanized carbon steel sheet in grades 220, 250, 280, 320, 350, 550; sheet or coil format with thickness from 0.25\u20135 mm and width of 600mm or more<\/li>\n<li>Purpose: Helps identify standards regarding coating systems, steel grades, manufacturing conditions, dimensional tolerances, coil sizes, surface quality, labeling, buyer-required information, and inspection process including sampling, testing methods, retesting, re-approval, inspection, and acceptance<\/li>\n<\/ul>\n<figure id=\"attachment_14622\" aria-describedby=\"caption-attachment-14622\" style=\"width: 990px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-14622\" src=\"https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-8.jpg\" alt=\"Sheet steel certified under TCVN 6525-99\" width=\"1000\" height=\"500\" srcset=\"https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-8.jpg 1000w, https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-8-300x150.jpg 300w, https:\/\/thacoindustries.com\/wp-content\/uploads\/2023\/07\/7-tieu-chuan-danh-gia-chat-luong-thep-tam-chinh-xac-8-768x384.jpg 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption id=\"caption-attachment-14622\" class=\"wp-caption-text\">Sheet steel certified under TCVN 6525-99<\/figcaption><\/figure>\n<p>Selecting a reputable sheet steel supplier is crucial in both construction and manufacturing. However, identifying a reliable supplier isn&#8217;t always straightforward. With nationwide distribution and an annual supply capacity of up to 100,000 tons, THACO INDUSTRIES is one of Vietnam&#8217;s leading suppliers of high-quality sheet steel for diverse sectors ranging from construction to industrial manufacturing.<\/p>\n<p>Learn more about\u00a0<strong><a href=\"https:\/\/thacoindustries.com\/en\/global-steel-structure-manufacturer\/\" target=\"_blank\" rel=\"noopener\">THACO INDUSTRIES\u2019 Steel Structure Manufacturing<\/a><\/strong><span style=\"text-decoration: underline;\"><strong>.<\/strong><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sheet steel is manufactured through a stringent process that must meet high technical standards, ensuring confidence for buyers. Understanding this, THACO INDUSTRIES shares the 7 criteria for evaluating sheet steel quality to help customers choose the most suitable supplier based on their usage needs and project specifications. Sheet Steel Structure Sheet steel is formed by &#8230; <a title=\"7 Key Criteria for Evaluating Sheet Steel Quality in Manufacturing\" class=\"read-more\" href=\"https:\/\/thacoindustries.com\/en\/sheet-steel-quality-criteria-manufacturing\/\" aria-label=\"More on 7 Key Criteria for Evaluating Sheet Steel Quality in Manufacturing\">Read more<\/a><\/p>\n","protected":false},"author":14,"featured_media":14623,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[703],"tags":[],"class_list":["post-28457","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-product-information"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>7 Key Criteria for Evaluating Sheet Steel Quality in Manufacturing<\/title>\n<meta name=\"description\" content=\"Explore 7 key standards to assess sheet steel quality in manufacturing. 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