{"id":3554,"date":"2026-09-26T16:04:17","date_gmt":"2026-09-26T16:04:17","guid":{"rendered":"https:\/\/fastenhardware.com\/?post_type=product&#038;p=3554"},"modified":"2026-09-27T12:54:09","modified_gmt":"2026-09-27T12:54:09","slug":"grade-4-8-zinc-plated-carbon-steel-hex-head-bolts-gb30","status":"publish","type":"product","link":"https:\/\/fastenhardware.com\/de\/product\/grade-4-8-zinc-plated-carbon-steel-hex-head-bolts-gb30\/","title":{"rendered":"Grade 4.8 Zinc-Plated Carbon Steel Hex Head Bolts, GB30, M4\/M6\/M8\/M10"},"content":{"rendered":"<figure><img decoding=\"async\" src=\"https:\/\/fastenhardware.com\/wp-content\/uploads\/2026\/09\/technical-dimensions-8.webp\" alt=\"Grade 4.8 Zinc-Plated Carbon Steel Hex Head Bolts, GB30, M4\/M6\/M8\/M10 - Technical Dimensions\" style=\"max-width:100%;height:auto\" loading=\"lazy\"><\/figure>\n<p>Grade 4.8 zinc-plated carbon steel hex head bolts, identified as GB30 by the supplier. Select the exact listed size and thread option. The source diagram defines thread diameter d, under-head length L, head thickness k and width across flats s. Original numeric reference values are retained, including the listed M30 pitch of 4 mm.<\/p>\n<h2>Technical Specifications<\/h2>\n<div class=\"variant-table-wrap\">\n<table>\n<thead>\n<tr>\n<th>Property<\/th>\n<th>Supplier data<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Supplier grade<\/td>\n<td>4.8<\/td>\n<\/tr>\n<tr>\n<td>Material<\/td>\n<td>Carbon steel<\/td>\n<\/tr>\n<tr>\n<td>Finish<\/td>\n<td>Zinc plated<\/td>\n<\/tr>\n<tr>\n<td>Supplier standard<\/td>\n<td>GB30<\/td>\n<\/tr>\n<tr>\n<td>Unit<\/td>\n<td>mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><strong>Model<\/strong>: <span>568822855960<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Grade 4.8 zinc-plated carbon steel hex head bolts, identified as GB30 by the supplier. Select the exact listed size and thread option. The source diagram defines thread diameter d, under-head length L, head thickness k and width across flats s. Original numeric reference values are retained, including the listed M30 pitch of 4 mm.<\/p>","protected":false},"featured_media":3555,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[16],"product_tag":[],"class_list":["post-3554","product","type-product","status-publish","has-post-thumbnail","product_cat-hex-bolts","first","instock","shipping-taxable","product-type-variable"],"_links":{"self":[{"href":"https:\/\/fastenhardware.com\/de\/wp-json\/wp\/v2\/product\/3554","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fastenhardware.com\/de\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/fastenhardware.com\/de\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/fastenhardware.com\/de\/wp-json\/wp\/v2\/comments?post=3554"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/fastenhardware.com\/de\/wp-json\/wp\/v2\/media\/3555"}],"wp:attachment":[{"href":"https:\/\/fastenhardware.com\/de\/wp-json\/wp\/v2\/media?parent=3554"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/fastenhardware.com\/de\/wp-json\/wp\/v2\/product_brand?post=3554"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/fastenhardware.com\/de\/wp-json\/wp\/v2\/product_cat?post=3554"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/fastenhardware.com\/de\/wp-json\/wp\/v2\/product_tag?post=3554"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}