{"id":1294,"date":"2026-03-22T02:42:09","date_gmt":"2026-03-22T02:42:09","guid":{"rendered":"https:\/\/bomissteel.com\/?post_type=product&#038;p=1294"},"modified":"2026-05-20T11:16:56","modified_gmt":"2026-05-20T03:16:56","slug":"jis-g3312-cgcc-ppgi-coil","status":"publish","type":"product","link":"https:\/\/www.bomissteel.com\/kk\/product\/jis-g3312-cgcc-ppgi-coil\/","title":{"rendered":"JIS G3312 CGCC PPGI Coil"},"content":{"rendered":"<h2>JIS G3312 CGCC PPGI: The Industry Standard for Versatile Forming<\/h2>\n<p>Our JIS G3312 CGCC Prepainted Galvanized Steel Coils (PPGI) are manufactured to meet the high precision and quality consistency required by the Japanese Industrial Standards. As one of the most widely utilized grades in the international market, the CGCC (Commercial Grade) designation ensures a perfect balance between material strength and superior coating adhesion, making it ideal for a vast range of indoor and outdoor applications. 1mm Aluminium Sheet<\/p>\n<h2>Understanding the JIS G3312 CGCC Specification<\/h2>\n<p>The JIS G3312 standard specifies the requirements for prepainted hot-dip zinc-coated steel sheets and strips. Our production process adheres to these specific material properties:<\/p>\n<p>CGCC Grade (Commercial): Optimized for general forming, bending, and roll-forming. It provides the necessary ductility to create complex profiles\u2014such as corrugated roofing sheets and sandwich panels\u2014without compromising the zinc or paint layers.<\/p>\n<p>Galvanized Substrate: Built on a hot-dip galvanized base (JIS G3302), providing a robust cathodic protection layer that prevents the spread of rust, even at cut edges.<\/p>\n<p>Paint System Versatility: Available in diverse resin types including Polyester (PE), SMP, and PVDF, all applied via a precision continuous coating process.<\/p>\n<p><strong>Key Performance IndicatorsExceptional Adhesion:<\/strong><\/p>\n<p>Rated for 0T-3T bending, ensuring the paint film remains intact without peeling or cracking during severe fabrication processes.Hardness &amp; Scratch Resistance: With a pencil hardness of $geq$ H, our PPGI resists damage during transportation, handling, and installation.Corrosion Resistance: Tested via salt spray and UV accelerated weathering to ensure long-term color retention and structural integrity.<\/p>\n<h2 data-path-to-node=\"13\">Technical Specifications (JIS G3312)<\/h2>\n<table data-path-to-node=\"14\">\n<thead>\n<tr>\n<td><strong>\u0415\u0440\u0435\u043a\u0448\u0435\u043b\u0456\u043a<\/strong><\/td>\n<td><strong>JIS G3312 Requirement<\/strong><\/td>\n<td><strong>\u0411\u043e\u043c\u0438\u0441 \u0431\u043e\u043b\u0430\u0442 \u04e9\u043d\u0456\u043c\u0434\u0456\u043b\u0456\u0433\u0456<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><span data-path-to-node=\"14,1,0,0\"><b data-path-to-node=\"14,1,0,0\" data-index-in-node=\"0\">Base Metal Grade<\/b><\/span><\/td>\n<td><span data-path-to-node=\"14,1,1,0\">CGCC (Commercial)<\/span><\/td>\n<td><span data-path-to-node=\"14,1,2,0\">Prime Quality CGCC<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"14,2,0,0\"><b data-path-to-node=\"14,2,0,0\" data-index-in-node=\"0\">\u0426\u0438\u043d\u043a \u049b\u0430\u043f\u0442\u0430\u043c\u0430\u0441\u044b\u043d\u044b\u04a3 \u043c\u0430\u0441\u0441\u0430\u0441\u044b<\/b><\/span><\/td>\n<td><span data-path-to-node=\"14,2,1,0\">Z08 &#8211; Z27 (30g &#8211; 275g\/<span class=\"math-inline\" data-math=\"m^2\" data-index-in-node=\"22\">$m^2$<\/span>)<\/span><\/td>\n<td><span data-path-to-node=\"14,2,2,0\">Fully Customizable<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"14,3,0,0\"><b data-path-to-node=\"14,3,0,0\" data-index-in-node=\"0\">Paint Film Thickness<\/b><\/span><\/td>\n<td><span data-path-to-node=\"14,3,1,0\">Top: 15-25\u03bcm \/ Back: 5-12\u03bcm<\/span><\/td>\n<td><span data-path-to-node=\"14,3,2,0\">High Precision (<span class=\"math-inline\" data-math=\"pm 2mu m\" data-index-in-node=\"16\">$pm 2mu m$<\/span>)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"14,4,0,0\"><b data-path-to-node=\"14,4,0,0\" data-index-in-node=\"0\">\u049a\u0430\u043b\u0430\u043c \u049b\u0430\u0442\u0442\u044b\u043b\u044b\u0493\u044b<\/b><\/span><\/td>\n<td><span data-path-to-node=\"14,4,1,0\"><span class=\"math-inline\" data-math=\"geq\" data-index-in-node=\"0\">$geq$<\/span> H<\/span><\/td>\n<td><span data-path-to-node=\"14,4,2,0\">Superior Surface Durability<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"14,5,0,0\"><b data-path-to-node=\"14,5,0,0\" data-index-in-node=\"0\">T-Bend Test<\/b><\/span><\/td>\n<td><span data-path-to-node=\"14,5,1,0\">No cracking or peeling<\/span><\/td>\n<td><span data-path-to-node=\"14,5,2,0\"><span class=\"math-inline\" data-math=\"leq\" data-index-in-node=\"0\">$leq$<\/span> 3T<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"14,6,0,0\"><b data-path-to-node=\"14,6,0,0\" data-index-in-node=\"0\">Impact Resistance<\/b><\/span><\/td>\n<td><span data-path-to-node=\"14,6,1,0\"><span class=\"math-inline\" data-math=\"geq\" data-index-in-node=\"0\">$geq$<\/span> 500g <span class=\"math-inline\" data-math=\"times\" data-index-in-node=\"10\">$times$<\/span> 50cm<\/span><\/td>\n<td><span data-path-to-node=\"14,6,2,0\">Excellent Film Toughness<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>JIS G3312 CGCC PPGI Coil Product Parameters<\/h3>\n<table id=\"ntb_table\" class=\"table ninja_tables_builder_class_1298 ntb_1298\" role=\"table\">\n<tbody class=\"tbody\">\n<tr id=\"tr_id_8152031\" class=\"desktop-view tr_class_8152031\" data-draggable=\"true\">\n<td id=\"td_id_74181275\" class=\"td_class_74181275 table-data\" colspan=\"1\" rowspan=\"1\">\n<div id=\"cell_74181275\">\n<div class=\"single-item other-item\" data-draggable=\"true\">\n<div class=\"ntb-datas-wrapper\"><span id=\"mce_0\" class=\"hover-item mce-content-body\" data-v-bd450b80=\"\" data-placeholder=\"Add New\"><span style=\"font-size: 15px\"><br \/>\n<\/span><strong><span style=\"font-size: 15px\">\u00a0Commodity\u00a0\u00a0<\/span><\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<td id=\"td_id_42519991\" class=\"td_class_42519991 table-data\" colspan=\"1\" rowspan=\"1\">\n<div id=\"cell_42519991\">\n<div class=\"single-item other-item\" data-draggable=\"true\">\n<div class=\"ntb-datas-wrapper\"><span id=\"mce_2\" class=\"hover-item mce-content-body\" data-v-bd450b80=\"\" data-placeholder=\"Add New\"><strong>JIS G3312 Prepainted Galvalume Steel Coil<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr id=\"tr_id_2935952\" class=\"desktop-view tr_class_2935952\" data-draggable=\"true\">\n<td id=\"td_id_61221427\" class=\"td_class_61221427 table-data\" colspan=\"1\" rowspan=\"1\">\n<div id=\"cell_61221427\">\n<div class=\"single-item other-item\" data-draggable=\"true\">\n<div class=\"ntb-datas-wrapper\"><span id=\"mce_3\" class=\"hover-item mce-content-body\" data-v-bd450b80=\"\" data-placeholder=\"Add New\"><strong>Base material\u00a0<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<td id=\"td_id_65750202\" class=\"td_class_65750202 table-data\" colspan=\"1\" rowspan=\"1\">\n<div id=\"cell_65750202\">\n<div class=\"single-item other-item\" data-draggable=\"true\">\n<div class=\"ntb-datas-wrapper\"><span id=\"mce_4\" class=\"hover-item mce-content-body\" data-v-bd450b80=\"\" data-placeholder=\"Add New\"><strong>Hot dipped galvalume steel coil<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr id=\"tr_id_8873352\" class=\"desktop-view tr_class_8873352\" data-draggable=\"true\">\n<td id=\"td_id_69298119\" class=\"td_class_69298119 table-data\" colspan=\"1\" rowspan=\"1\">\n<div id=\"cell_69298119\">\n<div class=\"single-item other-item\" data-draggable=\"true\">\n<div class=\"ntb-datas-wrapper\"><span id=\"mce_5\" class=\"hover-item mce-content-body\" data-v-bd450b80=\"\" data-placeholder=\"Add New\"><strong>Weight<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<td id=\"td_id_30336726\" class=\"td_class_30336726 table-data\" colspan=\"1\" rowspan=\"1\">\n<div id=\"cell_30336726\">\n<div class=\"single-item other-item\" data-draggable=\"true\">\n<div class=\"ntb-datas-wrapper\"><span id=\"mce_6\" class=\"hover-item mce-content-body\" data-v-bd450b80=\"\" data-placeholder=\"Add New\"><strong>\u00a03-8 Ton per Coil<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr id=\"tr_id_1272977\" class=\"desktop-view tr_class_1272977\" data-draggable=\"true\">\n<td id=\"td_id_98879171\" class=\"td_class_98879171 table-data\" colspan=\"1\" rowspan=\"1\">\n<div id=\"cell_98879171\">\n<div class=\"single-item other-item\" data-draggable=\"true\">\n<div class=\"ntb-datas-wrapper\"><span id=\"mce_7\" class=\"hover-item mce-content-body\" data-v-bd450b80=\"\" data-placeholder=\"Add New\"><strong>Package<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<td id=\"td_id_99577345\" class=\"td_class_99577345 table-data\" colspan=\"1\" rowspan=\"1\">\n<div id=\"cell_99577345\">\n<div class=\"single-item other-item\" data-draggable=\"true\">\n<div class=\"ntb-datas-wrapper\"><span id=\"mce_8\" class=\"hover-item mce-content-body\" data-v-bd450b80=\"\" data-placeholder=\"Add New\"><strong>waterproof paper, galvanized steel covered and steel strip packed<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr id=\"tr_id_3030164\" class=\"desktop-view tr_class_3030164\" data-draggable=\"true\">\n<td id=\"td_id_49380665\" class=\"td_class_49380665 table-data\" colspan=\"1\" rowspan=\"1\">\n<div id=\"cell_49380665\">\n<div class=\"single-item other-item\" data-draggable=\"true\">\n<div class=\"ntb-datas-wrapper\"><span id=\"mce_9\" class=\"hover-item mce-content-body\" data-v-bd450b80=\"\" data-placeholder=\"Add New\"><strong><span style=\"font-size: 15px\">Supply capacity<\/span><\/strong><br \/>\n<\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<td id=\"td_id_52329368\" class=\"td_class_52329368 table-data\" colspan=\"1\" rowspan=\"1\">\n<div id=\"cell_52329368\">\n<div class=\"single-item other-item\" data-draggable=\"true\">\n<div class=\"ntb-datas-wrapper\"><span id=\"mce_10\" class=\"hover-item mce-content-body\" data-v-bd450b80=\"\" data-placeholder=\"Add New\"><strong>3000 MT Per Month JIS G3312 Pre-painted Galvalume Steel Coil<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr id=\"tr_id_2969305\" class=\"desktop-view tr_class_2969305\" data-draggable=\"true\">\n<td id=\"td_id_50189239\" class=\"td_class_50189239 table-data\" colspan=\"1\" rowspan=\"1\">\n<div id=\"cell_50189239\">\n<div class=\"single-item other-item\" data-draggable=\"true\">\n<div class=\"ntb-datas-wrapper\"><span id=\"mce_11\" class=\"hover-item mce-content-body\" data-v-bd450b80=\"\" data-placeholder=\"Add New\"><strong>Top painting<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<td id=\"td_id_94771105\" class=\"td_class_94771105 table-data\" colspan=\"1\" rowspan=\"1\">\n<div id=\"cell_94771105\">\n<div class=\"single-item other-item\" data-draggable=\"true\">\n<div class=\"ntb-datas-wrapper\"><span id=\"mce_12\" class=\"hover-item mce-content-body\" data-v-bd450b80=\"\" data-placeholder=\"Add New\"><strong>\u00a015~25\u03bcm<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr id=\"tr_id_3434869\" class=\"desktop-view tr_class_3434869\" data-draggable=\"true\">\n<td id=\"td_id_49431916\" class=\"td_class_49431916 table-data\" colspan=\"1\" rowspan=\"1\">\n<div id=\"cell_49431916\">\n<div class=\"single-item other-item\" data-draggable=\"true\">\n<div class=\"ntb-datas-wrapper\"><span id=\"mce_13\" class=\"hover-item mce-content-body\" data-v-bd450b80=\"\" data-placeholder=\"Add New\"><strong>Back painting<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<td id=\"td_id_86327144\" class=\"td_class_86327144 table-data\" colspan=\"1\" rowspan=\"1\">\n<div id=\"cell_86327144\">\n<div class=\"single-item other-item\" data-draggable=\"true\">\n<div class=\"ntb-datas-wrapper\"><span id=\"mce_14\" class=\"hover-item mce-content-body\" data-v-bd450b80=\"\" data-placeholder=\"Add New\"><strong>\u00a05~7\u03bcm<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u04e8\u043d\u0456\u043c\u0434\u0456 \u0441\u044b\u043d\u0430\u0443<\/h2>\n<p>\u04e8\u043d\u0456\u043c\u0434\u0435\u0440 \u0434\u0430\u0439\u044b\u043d \u0431\u043e\u043b\u0493\u0430\u043d\u043d\u0430\u043d \u043a\u0435\u0439\u0456\u043d \u043e\u043b\u0430\u0440 \u049b\u0430\u043f\u0442\u0430\u043c\u0430\u043b\u0430\u043d\u0430\u0440 \u0430\u043b\u0434\u044b\u043d\u0434\u0430 \u049b\u0430\u0442\u0430\u04a3 \u0442\u0435\u043a\u0441\u0435\u0440\u0456\u0441\u0442\u0435\u043d \u04e9\u0442\u0435\u0434\u0456.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-1892 aligncenter\" src=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/31f2158e832d5d9de345ea49da581c55.jpg\" alt=\"High-quality PPGI steel coil quality inspection process\" width=\"712\" height=\"534\" srcset=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/31f2158e832d5d9de345ea49da581c55.jpg 1706w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/31f2158e832d5d9de345ea49da581c55-300x225.jpg 300w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/31f2158e832d5d9de345ea49da581c55-1024x768.jpg 1024w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/31f2158e832d5d9de345ea49da581c55-768x576.jpg 768w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/31f2158e832d5d9de345ea49da581c55-1536x1152.jpg 1536w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/31f2158e832d5d9de345ea49da581c55-600x450.jpg 600w\" sizes=\"(max-width: 712px) 100vw, 712px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h2>\u041d\u0435\u043b\u0456\u043a\u0442\u0435\u043d Bomis PPGI \u0431\u043e\u043b\u0430\u0442 \u0440\u0443\u043b\u043e\u043d\u0434\u0430\u0440\u044b\u043d \u0442\u0430\u04a3\u0434\u0430\u0443 \u043a\u0435\u0440\u0435\u043a?<\/h2>\n<p>\u0416\u043e\u0493\u0430\u0440\u044b \u0431\u0435\u0440\u0456\u043a\u0442\u0456\u043a: \u0411\u0456\u0437\u0434\u0456\u04a3 \u0436\u0430\u0431\u044b\u043d\u0434\u0430\u0440\u044b\u043c\u044b\u0437 \u0436\u043e\u0493\u0430\u0440\u044b \u0441\u0430\u043f\u0430\u043b\u044b \u043f\u0438\u0433\u043c\u0435\u043d\u0442\u0442\u0435\u0440\u0434\u0435\u043d \u0436\u0430\u0441\u0430\u043b\u0493\u0430\u043d, \u043e\u043b\u0430\u0440 15\u201320 \u0436\u044b\u043b\u0493\u0430 \u0434\u0435\u0439\u0456\u043d \u0442\u04af\u0441\u0441\u0456\u0437\u0434\u0435\u043d\u0443\u0433\u0435 \u0436\u04d9\u043d\u0435 \u0431\u043e\u0440\u043b\u0430\u043d\u0443\u0493\u0430 \u0442\u04e9\u0437\u0456\u043c\u0434\u0456.<\/p>\n<p>\u0414\u04d9\u043b \u049b\u0430\u043f\u0442\u0430\u0443: \u0411\u0456\u0437 \u0431\u0456\u0440\u043a\u0435\u043b\u043a\u0456 \u049b\u0430\u043b\u044b\u04a3\u0434\u044b\u049b \u043f\u0435\u043d \u0442\u0430\u043c\u0430\u0448\u0430 \u0436\u0430\u0431\u044b\u0441\u0443\u0434\u044b \u049b\u0430\u043c\u0442\u0430\u043c\u0430\u0441\u044b\u0437 \u0435\u0442\u0443 \u04af\u0448\u0456\u043d \u043e\u0437\u044b\u049b \u0435\u043a\u0456 \u049b\u0430\u0431\u0430\u0442\u0442\u044b \u0436\u0430\u0493\u044b\u043f, \u0435\u043a\u0456 \u0440\u0435\u0442 \u043f\u0456\u0441\u0456\u0440\u0443 (2C2B) \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u044f\u0441\u044b\u043d \u049b\u043e\u043b\u0434\u0430\u043d\u0430\u043c\u044b\u0437.<\/p>\n<p>\u041a\u0435\u04a3\u0435\u0439\u0442\u0456\u043b\u0433\u0435\u043d \u0441\u044b\u043d\u0430\u049b: \u04d8\u0440\u0431\u0456\u0440 \u043f\u0430\u0440\u0442\u0438\u044f T-\u0431\u04b1\u0440\u044b\u043b\u044b\u0441 \u0441\u044b\u043d\u0430\u0493\u044b, \u049b\u0430\u0440\u044b\u043d\u0434\u0430\u0448 \u049b\u0430\u0442\u0442\u044b\u043b\u044b\u0493\u044b \u0441\u044b\u043d\u0430\u0493\u044b \u0436\u04d9\u043d\u0435 \u0442\u04b1\u0437\u0434\u044b \u0431\u04af\u0440\u043a\u0443 \u0441\u044b\u043d\u0430\u0493\u044b \u0441\u0438\u044f\u049b\u0442\u044b \u049b\u0430\u0442\u0430\u04a3 \u0441\u044b\u043d\u0430\u049b\u0442\u0430\u0440\u0434\u0430\u043d \u04e9\u0442\u0435\u0434\u0456.<\/p>\n<p>\u0416\u0435\u043a\u0435\u043b\u0435\u043d\u0434\u0456\u0440\u0443: \u041c\u0430\u0442\u0430\u043b\u044b \u0431\u0435\u0442\u0442\u0456\u043a \u04e9\u04a3\u0434\u0435\u0443\u0434\u0435\u043d \u0430\u0493\u0430\u0448 \u0442\u0430\u043b\u0448\u044b\u049b\u0442\u0430\u0440\u044b\u043d\u044b\u04a3 \u04e9\u0440\u043d\u0435\u043a\u0442\u0435\u0440\u0456\u043d\u0435 \u0434\u0435\u0439\u0456\u043d \u0431\u0456\u0437 \u0441\u0456\u0437\u0434\u0456\u04a3 \u0441\u04d9\u0443\u043b\u0435\u0442\u0442\u0456\u043a \u049b\u0430\u0436\u0435\u0442\u0442\u0456\u043b\u0456\u043a\u0442\u0435\u0440\u0456\u04a3\u0456\u0437\u0434\u0456 \u049b\u0430\u043d\u0430\u0493\u0430\u0442\u0442\u0430\u043d\u0434\u044b\u0440\u0443 \u04af\u0448\u0456\u043d \u04d9\u043c\u0431\u0435\u0431\u0430\u043f \u0431\u0435\u0442\u0442\u0456\u043a \u04e9\u04a3\u0434\u0435\u0443\u043b\u0435\u0440 \u04b1\u0441\u044b\u043d\u0430\u043c\u044b\u0437.<\/p>\n<h2>\u04e8\u043d\u0456\u043c\u0434\u0435\u0440\u0434\u0456 \u043a\u04e9\u0440\u0441\u0435\u0442\u0443<\/h2>\n<p><img decoding=\"async\" class=\"wp-image-1299 alignleft\" src=\"https:\/\/bomissteel.com\/wp-content\/uploads\/2025\/12\/Detail-03-1.jpg\" alt=\"JIS G3312, Prepainted Galvanized Steel Coil \" width=\"399\" height=\"399\" srcset=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/Detail-03-1.jpg 1080w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/Detail-03-1-300x300.jpg 300w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/Detail-03-1-1024x1024.jpg 1024w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/Detail-03-1-150x150.jpg 150w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/Detail-03-1-768x768.jpg 768w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/Detail-03-1-500x500.jpg 500w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/Detail-03-1-600x600.jpg 600w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/Detail-03-1-100x100.jpg 100w\" sizes=\"(max-width: 399px) 100vw, 399px\" \/><img decoding=\"async\" class=\"wp-image-1301 alignleft\" src=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/Main-04-1-1.jpg\" alt=\"JIS G3312, Prepainted Galvanized Steel Coil\" width=\"401\" height=\"401\" srcset=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/Main-04-1-1.jpg 800w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/Main-04-1-1-300x300.jpg 300w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/Main-04-1-1-150x150.jpg 150w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/Main-04-1-1-768x768.jpg 768w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/Main-04-1-1-500x500.jpg 500w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/Main-04-1-1-600x600.jpg 600w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/Main-04-1-1-100x100.jpg 100w\" sizes=\"(max-width: 401px) 100vw, 401px\" \/><\/p>\n<div style=\"clear: both\"><\/div>\n<h2>PPGI \u0442\u0443\u0440\u0430\u043b\u044b \u0436\u0438\u0456 \u049b\u043e\u0439\u044b\u043b\u0430\u0442\u044b\u043d \u0441\u04b1\u0440\u0430\u049b\u0442\u0430\u0440<\/h2>\n<p><strong>1. What is the difference between ASTM A755 and standard PPGI?<\/strong><\/p>\n<p>ASTM A755 is a specific standard for exterior-grade prepainted steel used in roofing and siding. Unlike general-purpose PPGI, ASTM A755 strictly regulates the organic coating system (such as PVDF, SMP, or HDP) and its performance against UV radiation, chalking, and color fading. It ensures the material can withstand long-term atmospheric exposure without losing structural or aesthetic integrity.<br \/>\n<strong>2. Why is PVDF coating recommended for ASTM A755 exterior grade?<\/strong><\/p>\n<p>PVDF (Polyvinylidene Fluoride) is the gold standard for ASTM A755 applications. It provides the highest resistance to UV rays and chemical pollutants. If your project is in a high-sunlight or coastal area, PVDF ensures that the roofing or siding maintains its color and gloss for over 20-30 years, significantly outperforming standard Polyester (PE) coatings.<br \/>\n<strong>3. What zinc coating weight is required for ASTM A755 roofing steel?<\/strong><\/p>\n<p>ASTM A755 typically utilizes substrates compliant with ASTM A653 (Galvanized) or ASTM A792 (Galvalume). For exterior roofing, we recommend a minimum zinc coating of G60 ($180g\/m^2$) or G90 ($275g\/m^2$). The thicker the zinc layer, the better the sacrificial protection against edge corrosion and scratches.<br \/>\n<strong>4. Can ASTM A755 PPGI withstand severe roll-forming?<\/strong><\/p>\n<p>Yes. Our ASTM A755 coils are tested for superior flexibility. They typically achieve a T-bend rating of 0T to 2T, meaning the paint film will not crack or peel even when the steel is bent at 180 degrees. This is crucial for manufacturing complex roofing profiles, standing seam panels, and corrugated siding.<\/p>\n<p><strong>5.Are you a manufacturer or a trading company?<\/strong><\/p>\n<p>\u0411\u0456\u0437 \u0441\u0430\u0442\u0443 \u0431\u043e\u0439\u044b\u043d\u0448\u0430 10 \u0436\u044b\u043b\u0434\u0430\u043d \u0430\u0441\u0442\u0430\u043c \u0442\u04d9\u0436\u0456\u0440\u0438\u0431\u0435\u0441\u0456 \u0431\u0430\u0440 \u0437\u0430\u0443\u044b\u0442\u043f\u044b\u0437.<\/p>\n<p><strong>6.How do you guarantee the quality?<\/strong><\/p>\n<p>1) \u0422\u0435\u043a \u0436\u043e\u0493\u0430\u0440\u044b \u0434\u0435\u04a3\u0433\u0435\u0439\u043b\u0456, \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u0442\u0430\u043b\u0493\u0430\u043d \u0437\u0430\u0443\u044b\u0442\u0442\u0430\u0440\u0434\u0430\u043d \u0493\u0430\u043d\u0430 \u0442\u0430\u0443\u0430\u0440 \u0441\u0430\u0442\u044b\u043f \u0430\u043b\u0443.<\/p>\n<p>2) \u04e8\u0437 \u0456\u0448\u043a\u0456 \u0441\u0430\u043f\u0430\u043d\u044b \u0431\u0430\u049b\u044b\u043b\u0430\u0443 \u0442\u0435\u043a\u0441\u0435\u0440\u0456\u0441\u0442\u0435\u0440\u0456\u043c\u0456\u0437\u0434\u0456 \u049b\u0430\u0442\u0430\u04a3 \u0436\u04af\u0440\u0433\u0456\u0437\u0443.<\/p>\n<p>3) \u04d8\u0440\u0431\u0456\u0440 \u0436\u04e9\u043d\u0435\u043b\u0442\u0443\u0433\u0435 \u0440\u0435\u0441\u043c\u0438 Mill Test \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u044b\u043d \u0436\u04d9\u043d\u0435 \u0431\u0456\u0437\u0434\u0456\u04a3 \u0441\u0430\u043f\u0430 \u043a\u0435\u043f\u0456\u043b\u0434\u0456\u0433\u0456\u043c\u0456\u0437\u0434\u0456 \u04b1\u0441\u044b\u043d\u0443.<\/p>\n<h2>\u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044f<\/h2>\n<div data-elementor-type=\"section\" data-elementor-id=\"4180\" class=\"elementor elementor-4180\" data-elementor-post-type=\"elementor_library\">\n<div class=\"elementor-element elementor-element-8e107b1 e-grid e-con-boxed e-con e-parent\" data-id=\"8e107b1\" data-element_type=\"container\" data-e-type=\"container\">\n<div class=\"e-con-inner\">\n<div class=\"elementor-element elementor-element-929aef8 elementor-widget elementor-widget-image\" data-id=\"929aef8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"724\" height=\"1024\" src=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2026\/03\/certification-scaled-1-724x1024.jpg\" class=\"attachment-large size-large wp-image-3485\" alt=\"\u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044f\u043b\u0430\u043d\u0493\u0430\u043d \u043c\u0430\u0441\u0448\u0442\u0430\u0431\u0442\u0430\u043b\u0493\u0430\u043d\" srcset=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2026\/03\/certification-scaled-1-724x1024.jpg 724w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2026\/03\/certification-scaled-1-212x300.jpg 212w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2026\/03\/certification-scaled-1-768x1086.jpg 768w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2026\/03\/certification-scaled-1-600x849.jpg 600w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2026\/03\/certification-scaled-1.jpg 794w\" sizes=\"(max-width: 724px) 100vw, 724px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n<div class=\"elementor-element elementor-element-a9a3d67 elementor-widget elementor-widget-image\" data-id=\"a9a3d67\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2026\/04\/verification-of-conformity.webp\" title=\"\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n<div class=\"elementor-element elementor-element-a0d3426 elementor-widget elementor-widget-image\" data-id=\"a0d3426\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2026\/04\/SGS-1.webp\" title=\"\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n<div class=\"elementor-element elementor-element-f5cea88 elementor-widget elementor-widget-image\" data-id=\"f5cea88\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2026\/04\/SGS-2.webp\" title=\"\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n<div class=\"elementor-element elementor-element-6e1af1a elementor-widget elementor-widget-image\" data-id=\"6e1af1a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2026\/04\/SGS-3.webp\" title=\"\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n<div class=\"elementor-element elementor-element-7e2dc9a elementor-widget elementor-widget-image\" data-id=\"7e2dc9a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2026\/04\/SGS-4.webp\" title=\"\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n<div class=\"elementor-element elementor-element-8844059 elementor-widget elementor-widget-image\" data-id=\"8844059\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2026\/04\/SGS-5.webp\" title=\"\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n<div class=\"elementor-element elementor-element-f6d19ba elementor-widget elementor-widget-image\" data-id=\"f6d19ba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2026\/04\/SGS-6.webp\" title=\"\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n<\/p>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p><strong>\u0422\u04af\u043f\u043d\u04b1\u0441\u049b\u0430 \u043e\u0440\u043d\u044b<\/strong>:\u0428\u0430\u043d\u044c\u0434\u0443\u043d\u044c, \u049a\u044b\u0442\u0430\u0439<\/p>\n<p><strong>\u0416\u0435\u0442\u043a\u0456\u0437\u0443 \u0443\u0430\u049b\u044b\u0442\u044b<\/strong>: 20 \u043a\u04af\u043d<\/p>\n<p><strong>\u0416\u0435\u0442\u043a\u0456\u0437\u0443 \u049b\u0430\u0431\u0456\u043b\u0435\u0442\u0442\u0456\u043b\u0456\u0433\u0456<\/strong>: \u0410\u0439\u044b\u043d\u0430 5000 \u0442\u043e\u043d\u043d\u0430<\/p>\n<p><strong>\u0442\u04af\u0441<\/strong>\u0411\u0456\u0437 \u0441\u0456\u0437\u0434\u0456\u04a3 \u04af\u043b\u0433\u0456\u04a3\u0456\u0437 \u0431\u0435\u043d RAL \u0442\u04af\u0441\u0442\u0435\u0440 \u043a\u0435\u0441\u0442\u0435\u0441\u0456\u043d\u0435 \u0441\u04d9\u0439\u043a\u0435\u0441 \u0442\u04af\u0441\u0442\u0456 \u0440\u0435\u0442\u0442\u0435\u0439 \u0430\u043b\u0430\u043c\u044b\u0437.<\/p>\n<p><strong>\u041c\u0456\u043d\u0441\u0456\u0437 \u0442\u0430\u043f\u0441\u044b\u0440\u044b\u0441 \u043c\u04e9\u043b\u0448\u0435\u0440\u0456<\/strong>: 18 \u0442\u043e\u043d\u043d\u0430<\/p>\n<p>\u04d8\u0440\u0442\u04af\u0440\u043b\u0456 \u0435\u04a3 \u0442\u04e9\u043c\u0435\u043d\u0433\u0456 \u0442\u0430\u043f\u0441\u044b\u0440\u044b\u0441 \u043c\u04e9\u043b\u0448\u0435\u0440\u043b\u0435\u0440\u0456 \u04e9\u043d\u0456\u043c \u0431\u0430\u0493\u0430\u043b\u0430\u0440\u044b\u043d\u044b\u04a3 \u04d9\u0440\u0442\u04af\u0440\u043b\u0456 \u0431\u043e\u043b\u0443\u044b\u043d\u0430 \u04d9\u043a\u0435\u043b\u0435\u0434\u0456.<\/p>\n<p>\u0415\u0433\u0435\u0440 \u0441\u0456\u0437\u0433\u0435 \u049b\u0430\u0436\u0435\u0442 \u0431\u043e\u043b\u0441\u0430, \u043c\u04af\u043c\u043a\u0456\u043d\u0434\u0456\u0433\u0456\u043d\u0448\u0435 \u0442\u0435\u0437\u0456\u0440\u0435\u043a \u0431\u0456\u0437\u0434\u0456\u04a3 \u0442\u04b1\u0442\u044b\u043d\u0443\u0448\u044b\u043b\u0430\u0440\u0493\u0430 \u049b\u044b\u0437\u043c\u0435\u0442 \u043a\u04e9\u0440\u0441\u0435\u0442\u0443 \u0431\u04e9\u043b\u0456\u043c\u0456\u043d\u0435 \u0445\u0430\u0431\u0430\u0440\u043b\u0430\u0441\u044b\u04a3\u044b\u0437.<\/p>","protected":false},"featured_media":3723,"template":"","meta":{"rank_math_title":"JIS G3312 CGCC PPGI Coil | Pre-Painted Galvanized Steel |","rank_math_description":"High-quality JIS G3312 CGCC PPGI coils from Bomis Steel. Professional-grade prepainted galvanized steel with superior color retention and corrosion resistance. Perfect for roofing and cladding. Request a quote today!","rank_math_canonical_url":"","rank_math_focus_keyword":""},"product_brand":[],"product_cat":[32],"product_tag":[55,68],"class_list":["post-1294","product","type-product","status-publish","has-post-thumbnail","product_cat-ppgi-coil","product_tag-corrosion-protection","product_tag-prepainted-galvanized-steel-coil","first","instock","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.bomissteel.com\/kk\/wp-json\/wp\/v2\/product\/1294","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bomissteel.com\/kk\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.bomissteel.com\/kk\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":9,"href":"https:\/\/www.bomissteel.com\/kk\/wp-json\/wp\/v2\/product\/1294\/revisions"}],"predecessor-version":[{"id":6602,"href":"https:\/\/www.bomissteel.com\/kk\/wp-json\/wp\/v2\/product\/1294\/revisions\/6602"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bomissteel.com\/kk\/wp-json\/wp\/v2\/media\/3723"}],"wp:attachment":[{"href":"https:\/\/www.bomissteel.com\/kk\/wp-json\/wp\/v2\/media?parent=1294"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.bomissteel.com\/kk\/wp-json\/wp\/v2\/product_brand?post=1294"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.bomissteel.com\/kk\/wp-json\/wp\/v2\/product_cat?post=1294"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.bomissteel.com\/kk\/wp-json\/wp\/v2\/product_tag?post=1294"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}