{"id":6865,"date":"2023-10-05T00:32:08","date_gmt":"2023-10-04T16:32:08","guid":{"rendered":"https:\/\/xzfastener.com\/?p=6865"},"modified":"2026-06-23T00:33:38","modified_gmt":"2026-06-22T16:33:38","slug":"bolt-test-certificates-grade-material-and-traceability-requirements","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/vi\/bolt-test-certificates-grade-material-and-traceability-requirements\/","title":{"rendered":"Ch\u1ee9ng ch\u1ec9 ki\u1ec3m tra Bolt: Y\u00eau c\u1ea7u v\u1ec1 c\u1ea5p \u0111\u1ed9, v\u1eadt li\u1ec7u v\u00e0 truy xu\u1ea5t ngu\u1ed3n g\u1ed1c"},"content":{"rendered":"<p>Gi\u1ea5y ch\u1ee9ng nh\u1eadn ki\u1ec3m tra bu l\u00f4ng th\u01b0\u1eddng ch\u1ec9 \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u sau khi ng\u01b0\u1eddi mua d\u1ef1 \u00e1n, ng\u01b0\u1eddi m\u00f4i gi\u1edbi h\u1ea3i quan ho\u1eb7c k\u1ef9 s\u01b0 c\u00f4ng tr\u01b0\u1eddng y\u00eau c\u1ea7u. \u0110\u00f3 l\u00e0 n\u01a1i v\u1ea5n \u0111\u1ec1 b\u1eaft \u0111\u1ea7u.<\/p>\n\n\n\n<p>Ch\u1ee9ng ch\u1ec9 kh\u00f4ng ch\u1ec9 l\u00e0 h\u00ecnh th\u1ee9c. N\u00f3 ch\u1ee9ng minh xem c\u00e1c bu l\u00f4ng \u0111\u01b0\u1ee3c cung c\u1ea5p c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi c\u1ea5p \u0111\u1ed9, v\u1eadt li\u1ec7u, t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc v\u00e0 kh\u1ea3 n\u0103ng truy xu\u1ea5t ngu\u1ed3n g\u1ed1c theo l\u00f4 \u0111\u00e3 \u0111\u1eb7t h\u00e0ng hay kh\u00f4ng. \u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n k\u1ebft c\u1ea5u th\u00e9p, m\u00e1y m\u00f3c, d\u1ea7u kh\u00ed, khai th\u00e1c m\u1ecf, h\u00e0ng h\u1ea3i v\u00e0 EPC, t\u00e0i li\u1ec7u n\u00e0y c\u00f3 th\u1ec3 quy\u1ebft \u0111\u1ecbnh li\u1ec7u l\u00f4 h\u00e0ng c\u00f3 \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn hay b\u1ecb tr\u00ec ho\u00e3n hay kh\u00f4ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1i sao ch\u1ee9ng ch\u1ec9 Ki\u1ec3m tra bu l\u00f4ng l\u1ea1i quan tr\u1ecdng<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Gi\u1ea5y ch\u1ee9ng nh\u1eadn K\u1ebft n\u1ed1i h\u00e0ng h\u00f3a v\u1edbi \u0111\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt<\/h3>\n\n\n\n<p>Bu l\u00f4ng c\u00f3 th\u1ec3 tr\u00f4ng ch\u00ednh x\u00e1c, nh\u01b0ng b\u1ec1 ngo\u00e0i kh\u00f4ng th\u1ec3 x\u00e1c nh\u1eadn c\u1ea5p v\u1eadt li\u1ec7u, x\u1eed l\u00fd nhi\u1ec7t, \u0111\u1ed9 b\u1ec1n k\u00e9o, \u0111\u1ed9 c\u1ee9ng ho\u1eb7c t\u1ea3i tr\u1ecdng b\u1eb1ng ch\u1ee9ng.<\/p>\n\n\n\n<p>Gi\u1ea5y ch\u1ee9ng nh\u1eadn ki\u1ec3m \u0111\u1ecbnh ph\u00f9 h\u1ee3p gi\u00fap ng\u01b0\u1eddi mua ki\u1ec3m tra:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ti\u00eau chu\u1ea9n s\u1ea3n ph\u1ea9m<\/li>\n\n\n\n<li>K\u00edch th\u01b0\u1edbc v\u00e0 ch\u1ee7 \u0111\u1ec1<\/li>\n\n\n\n<li>L\u1edbp v\u1eadt li\u1ec7u<\/li>\n\n\n\n<li>L\u1edbp thu\u1ed9c t\u00ednh c\u01a1 h\u1ecdc<\/li>\n\n\n\n<li>S\u1ed1 nhi\u1ec7t<\/li>\n\n\n\n<li>S\u1ed1 l\u00f4<\/li>\n\n\n\n<li>K\u1ebft qu\u1ea3 ki\u1ec3m tra<\/li>\n\n\n\n<li>Ph\u00ea duy\u1ec7t ki\u1ec3m tra<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c \u0111\u01a1n \u0111\u1eb7t h\u00e0ng d\u1ef1 \u00e1n ho\u1eb7c ch\u1ecbu t\u1ea3i, ng\u01b0\u1eddi mua n\u00ean xem x\u00e9t <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/high-strength-fasteners\/\">\u1ed1c v\u00edt c\u01b0\u1eddng \u0111\u1ed9 cao<\/a> v\u00e0 x\u00e1c nh\u1eadn c\u00e1c y\u00eau c\u1ea7u ch\u1ee9ng ch\u1ec9 tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Th\u00f4ng tin ch\u00ednh Ng\u01b0\u1eddi mua n\u00ean ki\u1ec3m tra<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Nh\u1eadn d\u1ea1ng v\u00e0 c\u1ea5p \u0111\u1ed9 s\u1ea3n ph\u1ea9m<\/h3>\n\n\n\n<p>Gi\u1ea5y ch\u1ee9ng nh\u1eadn ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi \u0111\u01a1n \u0111\u1eb7t h\u00e0ng. N\u1ebfu \u0111\u01a1n \u0111\u1eb7t h\u00e0ng d\u00e0nh cho bu l\u00f4ng l\u1ee5c gi\u00e1c lo\u1ea1i M20 \u00d7 100, t\u00e0i li\u1ec7u kh\u00f4ng n\u00ean ch\u1ec9 n\u00f3i \u201c\u1ed1c v\u00edt th\u00e9p\u201d. (10.9)<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>M\u1ee5c ch\u1ee9ng ch\u1ec9<\/th><th>Nh\u1eefng g\u00ec c\u1ea7n ki\u1ec3m tra<\/th><th>R\u1ee7i ro n\u1ebfu thi\u1ebfu<\/th><\/tr><\/thead><tbody><tr><td>T\u00ean s\u1ea3n ph\u1ea9m<\/td><td>Bu l\u00f4ng, \u0111inh t\u00e1n, v\u00edt, bu l\u00f4ng neo<\/td><td>Ch\u1ea5p nh\u1eadn m\u1eb7t h\u00e0ng sai<\/td><\/tr><tr><td>Ti\u00eau chu\u1ea9n<\/td><td>DIN, ISO, ASTM, EN, ho\u1eb7c b\u1ea3n v\u1ebd<\/td><td>K\u00edch th\u01b0\u1edbc kh\u00f4ng kh\u1edbp<\/td><\/tr><tr><td>K\u00edch th\u01b0\u1edbc<\/td><td>\u0110\u01b0\u1eddng k\u00ednh, chi\u1ec1u d\u00e0i, b\u01b0\u1edbc<\/td><td>Assembly problem<\/td><\/tr><tr><td>L\u1edbp<\/td><td>8.8, 10.9, 12.9, B7, v.v.<\/td><td>Ch\u1ea5p nh\u1eadn v\u1eadt ph\u1ea9m s\u1ee9c m\u1ea1nh sai<\/td><\/tr><tr><td>Ti\u00eau chu\u1ea9n<\/td><td>DIN, ISO, ASTM, EN, ho\u1eb7c b\u1ea3n v\u1ebd<\/td><td>K\u00edch th\u01b0\u1edbc kh\u00f4ng kh\u1edbp<\/td><\/tr><tr><td>K\u00edch th\u01b0\u1edbc<\/td><td>\u0110\u01b0\u1eddng k\u00ednh, chi\u1ec1u d\u00e0i, b\u01b0\u1edbc<\/td><td>M\u1ee9c \u0111\u1ed9 v\u1ea5n \u0111\u1ec1 l\u1eafp r\u00e1p<\/td><\/tr><tr><td>K\u1ebft th\u00fac<\/td><td>\u0110\u1ed3ng b\u1eb1ng, k\u1ebdm, HDG, \u0111en, v\u1ea3y k\u1ebdm<\/td><td>Tranh ch\u1ea5p l\u1edbp ph\u1ee7<\/td><\/tr><tr><td>Quantity \/ batch<\/td><td>Danh s\u00e1ch \u0111\u00f3ng g\u00f3i ph\u00f9 h\u1ee3p<\/td><td>Traceability failure<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m trong danh m\u1ee5c th\u00f4ng th\u01b0\u1eddng, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u t\u1eeb <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/standard-fasteners\/\">\u1ed1c v\u00edt ti\u00eau chu\u1ea9n<\/a> v\u00e0 x\u00e1c \u0111\u1ecbnh lo\u1ea1i ch\u1ee9ng ch\u1ec9 \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u trong RFQ.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">D\u1eef li\u1ec7u v\u1eadt li\u1ec7u<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc<\/h3>\n\n\n\n<p>D\u1eef li\u1ec7u h\u00f3a h\u1ecdc x\u00e1c nh\u1eadn xem th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a th\u00e9p c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi v\u1eadt li\u1ec7u c\u1ea7n thi\u1ebft hay kh\u00f4ng. \u0110\u1ed1i v\u1edbi bu l\u00f4ng th\u00e9p cacbon v\u00e0 th\u00e9p h\u1ee3p kim, ng\u01b0\u1eddi mua th\u01b0\u1eddng ki\u1ec3m tra cacbon, mangan, crom, molypden, l\u01b0u hu\u1ef3nh v\u00e0 ph\u1ed1t pho.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi bu l\u00f4ng kh\u00f4ng g\u1ec9, h\u00e0m l\u01b0\u1ee3ng crom, niken, molypden v\u00e0 carbon r\u1ea5t quan tr\u1ecdng. Ng\u01b0\u1eddi mua t\u00ecm ngu\u1ed3n cung \u1ee9ng c\u00e1c b\u1ed9 ph\u1eadn ch\u1ed1ng \u0103n m\u00f2n n\u00ean xem x\u00e9t <a href=\"https:\/\/xzfastener.com\/vi\/fastener-material\/stainless-steel\/\">\u1ed1c v\u00edt b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9<\/a> v\u00e0 x\u00e1c nh\u1eadn l\u1edbp kh\u00f4ng g\u1ec9 ch\u00ednh x\u00e1c.<\/p>\n\n\n\n<p>T\u00ean v\u1eadt li\u1ec7u nh\u01b0 \u201cth\u00e9p\u201d ho\u1eb7c \u201ckh\u00f4ng g\u1ec9\u201d l\u00e0 kh\u00f4ng \u0111\u1ee7 cho c\u00e1c d\u1ef1 \u00e1n \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">D\u1eef li\u1ec7u th\u1eed nghi\u1ec7m c\u01a1 h\u1ecdc<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">S\u1ee9c m\u1ea1nh ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ee9ng minh b\u1eb1ng k\u1ebft qu\u1ea3<\/h3>\n\n\n\n<p>Gi\u1ea5y ch\u1ee9ng nh\u1eadn ki\u1ec3m tra bu l\u00f4ng ph\u1ea3i th\u1ec3 hi\u1ec7n c\u00e1c gi\u00e1 tr\u1ecb c\u01a1 h\u1ecdc th\u1ef1c t\u1ebf khi \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u theo \u0111\u01a1n \u0111\u1eb7t h\u00e0ng ho\u1eb7c ti\u00eau chu\u1ea9n.<\/p>\n\n\n\n<p>D\u1eef li\u1ec7u ch\u00ednh c\u00f3 th\u1ec3 bao g\u1ed3m:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>M\u1ee5c ki\u1ec3m tra<\/th><th>T\u1ea1i sao n\u00f3 quan tr\u1ecdng<\/th><\/tr><\/thead><tbody><tr><td>\u0110\u1ed9 b\u1ec1n k\u00e9o<\/td><td>X\u00e1c nh\u1eadn m\u1ee9c \u0111\u1ed9 s\u1ee9c m\u1ea1nh ph\u00e1 v\u1ee1<\/td><\/tr><tr><td>Yield or proof strength<\/td><td>Kh\u1eb3ng \u0111\u1ecbnh kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n<\/td><\/tr><tr><td>Hardness<\/td><td>Cho th\u1ea5y t\u00ednh nh\u1ea5t qu\u00e1n x\u1eed l\u00fd nhi\u1ec7t<\/td><\/tr><tr><td>Elongation<\/td><td>Indicates ductility<\/td><\/tr><tr><td>Ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a n\u00eam<\/td><td>Ki\u1ec3m tra t\u00ednh to\u00e0n v\u1eb9n t\u1eeb \u0111\u1ea7u \u0111\u1ebfn ch\u00e2n<\/td><\/tr><tr><td>t\u1ea3i b\u1eb1ng ch\u1ee9ng<\/td><td>X\u00e1c nh\u1eadn hi\u1ec7u su\u1ea5t t\u1ea3i d\u1ecbch v\u1ee5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c \u1ed1c v\u00edt li\u00ean quan \u0111\u1ebfn l\u1edbp ph\u1ee7, c\u00f3 th\u1ec3 c\u1ea7n c\u00f3 m\u1ed9t b\u00e1o c\u00e1o v\u1ec1 l\u1edbp ph\u1ee7 ri\u00eang. M\u1ea1 k\u1ebdm, m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng, v\u1ea3y k\u1ebdm, oxit \u0111en v\u00e0 l\u1edbp ph\u1ee7 PTFE c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 kh\u00edt c\u1ee7a ren v\u00e0 hi\u1ec7u su\u1ea5t \u0103n m\u00f2n. Ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 so s\u00e1nh <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/various-coated-fasteners\/\">\u1ed1c v\u00edt tr\u00e1ng kh\u00e1c nhau<\/a> tr\u01b0\u1edbc khi x\u00e1c nh\u1eadn t\u00e0i li\u1ec7u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Y\u00eau c\u1ea7u truy xu\u1ea5t ngu\u1ed3n g\u1ed1c<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">S\u1ed1 nhi\u1ec7t v\u00e0 s\u1ed1 l\u00f4<\/h3>\n\n\n\n<p>Truy xu\u1ea5t ngu\u1ed3n g\u1ed1c l\u00e0 ph\u1ea7n m\u00e0 nhi\u1ec1u ng\u01b0\u1eddi mua b\u1ecf qua. Gi\u1ea5y ch\u1ee9ng nh\u1eadn ph\u1ea3i li\u00ean k\u1ebft v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c ki\u1ec3m tra v\u1edbi h\u00e0ng h\u00f3a \u0111\u01b0\u1ee3c \u0111\u00f3ng g\u00f3i.<\/p>\n\n\n\n<p>M\u1ed9t chu\u1ed7i truy xu\u1ea5t ngu\u1ed3n g\u1ed1c t\u1ed1t n\u00ean k\u1ebft n\u1ed1i:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>S\u1ed1 nhi\u1ec7t nguy\u00ean li\u1ec7u<\/li>\n\n\n\n<li>S\u1ed1 l\u00f4 s\u1ea3n xu\u1ea5t<\/li>\n\n\n\n<li>L\u00f4 x\u1eed l\u00fd nhi\u1ec7t<\/li>\n\n\n\n<li>Inspection report<\/li>\n\n\n\n<li>Packing label<\/li>\n\n\n\n<li>H\u00f3a \u0111\u01a1n v\u00e0 danh s\u00e1ch \u0111\u00f3ng g\u00f3i<\/li>\n<\/ol>\n\n\n\n<p>N\u1ebfu nh\u00e3n th\u00f9ng carton v\u00e0 gi\u1ea5y ch\u1ee9ng nh\u1eadn kh\u00f4ng kh\u1edbp nhau th\u00ec t\u00e0i li\u1ec7u \u0111\u00f3 c\u00f3 gi\u00e1 tr\u1ecb th\u1ef1c t\u1ebf h\u1ea1n ch\u1ebf.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c bu l\u00f4ng, neo, \u0111inh t\u00e1n v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn d\u1ef1a tr\u00ean b\u1ea3n v\u1ebd \u0111\u1eb7c bi\u1ec7t, h\u00e3y s\u1eed d\u1ee5ng <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/custom-non-standard-fasteners\/\">\u1ed1c v\u00edt phi ti\u00eau chu\u1ea9n t\u00f9y ch\u1ec9nh<\/a> v\u00e0 x\u00e1c \u0111\u1ecbnh c\u00e1c y\u00eau c\u1ea7u truy xu\u1ea5t ngu\u1ed3n g\u1ed1c tr\u01b0\u1edbc khi s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 ch\u1ee9ng ch\u1ec9 th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n<p>Tr\u00e1nh nh\u1eefng v\u1ea5n \u0111\u1ec1 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u1ea5p ch\u1ee9ng ch\u1ec9 kh\u00f4ng kh\u1edbp v\u1edbi d\u1ea5u \u0111\u1ea7u.<\/li>\n\n\n\n<li>S\u1ed1 nhi\u1ec7t b\u1ecb thi\u1ebfu.<\/li>\n\n\n\n<li>Gi\u00e1 tr\u1ecb th\u1eed nghi\u1ec7m \u0111\u01b0\u1ee3c sao ch\u00e9p t\u1eeb c\u00e1c l\u00f4 kh\u00f4ng li\u00ean quan.<\/li>\n\n\n\n<li>B\u00e1o c\u00e1o l\u1edbp ph\u1ee7 kh\u00f4ng \u0111\u01b0\u1ee3c cung c\u1ea5p.<\/li>\n\n\n\n<li>Nh\u00e3n \u0111\u00f3ng g\u00f3i kh\u00f4ng hi\u1ec3n th\u1ecb s\u1ed1 l\u00f4.<\/li>\n\n\n\n<li>Gi\u1ea5y ch\u1ee9ng nh\u1eadn ch\u1ec9 m\u00f4 t\u1ea3 v\u1eadt li\u1ec7u, kh\u00f4ng ph\u1ea3i bu l\u00f4ng \u0111\u00e3 ho\u00e0n thi\u1ec7n.<\/li>\n\n\n\n<li>B\u00e1o c\u00e1o ki\u1ec3m tra kh\u00f4ng kh\u1edbp v\u1edbi s\u1ed1 l\u01b0\u1ee3ng v\u1eadn chuy\u1ec3n.<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1ec3 t\u00ecm ngu\u1ed3n cung \u1ee9ng r\u1ed9ng r\u00e3i, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 xem l\u1ea1i to\u00e0n b\u1ed9 <a href=\"https:\/\/xzfastener.com\/vi\/home\/products\/\">s\u1ea3n ph\u1ea9m chi ti\u1ebft si\u1ebft ch\u1eb7t<\/a> ph\u1ea1m vi v\u00e0 nhu c\u1ea7u ch\u1ee9ng ch\u1ec9 ri\u00eang bi\u1ec7t theo lo\u1ea1i s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1eddi khuy\u00ean cu\u1ed1i c\u00f9ng<\/h2>\n\n\n\n<p>Ph\u1ea3i y\u00eau c\u1ea7u gi\u1ea5y ch\u1ee9ng nh\u1eadn ki\u1ec3m tra bu l\u00f4ng tr\u01b0\u1edbc khi s\u1ea3n xu\u1ea5t ch\u1ee9 kh\u00f4ng ph\u1ea3i sau khi giao h\u00e0ng. Gi\u1ea5y ch\u1ee9ng nh\u1eadn \u0111\u00e1ng tin c\u1eady ph\u1ea3i th\u1ec3 hi\u1ec7n c\u1ea5p \u0111\u1ed9, v\u1eadt li\u1ec7u, k\u1ebft qu\u1ea3 c\u01a1 h\u1ecdc, s\u1ed1 nhi\u1ec7t, truy xu\u1ea5t ngu\u1ed3n g\u1ed1c l\u00f4 v\u00e0 ph\u00ea duy\u1ec7t ki\u1ec3m tra.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi vi\u1ec7c s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p nghi\u00eam t\u00fac, kh\u00f4ng ch\u1ea5p nh\u1eadn gi\u1ea5y ch\u1ee9ng nh\u1eadn l\u00e0m v\u1eadt trang tr\u00ed. \u0110\u1ecdc n\u00f3 d\u1ef1a tr\u00ean PO, b\u1ea3n v\u1ebd, ti\u00eau chu\u1ea9n, nh\u00e3n \u0111\u00f3ng g\u00f3i v\u00e0 t\u00e0i li\u1ec7u v\u1eadn chuy\u1ec3n.<\/p>","protected":false},"excerpt":{"rendered":"<p>Bolt test certificates are often requested only after a project buyer, customs broker, or site engineer asks for them. That is where problems begin. A certificate is not just a formality. It proves whether the supplied bolts match the ordered grade, material, mechanical properties, and batch traceability. For structural steel, machinery, oil and gas, mining, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[479],"tags":[505],"class_list":["post-6865","post","type-post","status-publish","format-standard","hentry","category-fastener-knowledge-library","tag-certificates-reports-compliance"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6865","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/comments?post=6865"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6865\/revisions"}],"predecessor-version":[{"id":6866,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6865\/revisions\/6866"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=6865"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/categories?post=6865"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/tags?post=6865"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}