{"id":7390,"date":"2020-12-10T04:27:25","date_gmt":"2020-12-09T20:27:25","guid":{"rendered":"https:\/\/xzfastener.com\/?p=7390"},"modified":"2026-06-24T04:29:19","modified_gmt":"2026-06-23T20:29:19","slug":"bolt-proof-load-explained-for-fastener-purchasing-and-quality-control","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/vi\/bolt-proof-load-explained-for-fastener-purchasing-and-quality-control\/","title":{"rendered":"Gi\u1ea3i th\u00edch v\u1ec1 t\u1ea3i tr\u1ecdng b\u1eb1ng bu l\u00f4ng cho vi\u1ec7c mua chi ti\u1ebft si\u1ebft ch\u1eb7t v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng"},"content":{"rendered":"<p>T\u1ea3i tr\u1ecdng ch\u1ed1ng bu l\u00f4ng l\u00e0 m\u1ed9t trong nh\u1eefng thu\u1eadt ng\u1eef k\u1ef9 thu\u1eadt th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n trong c\u00e1c b\u1ea3n v\u1ebd, ti\u00eau chu\u1ea9n v\u00e0 b\u00e1o c\u00e1o ki\u1ec3m tra nh\u01b0ng kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng \u0111\u01b0\u1ee3c hi\u1ec3u \u0111\u1ea7y \u0111\u1ee7 khi mua h\u00e0ng. Trong th\u1ef1c t\u1ebf, vi\u1ec7c hi\u1ec3u sai t\u1ea3i tr\u1ecdng d\u1eabn \u0111\u1ebfn l\u1ef1a ch\u1ecdn sai chi ti\u1ebft si\u1ebft ch\u1eb7t, si\u1ebft qu\u00e1 ch\u1eb7t ho\u1eb7c lo\u1ea1i b\u1ecf c\u00e1c l\u00f4 ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c m\u1ed9t c\u00e1ch kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n<p>N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, t\u1ea3i tr\u1ecdng th\u1eed l\u00e0 t\u1ea3i tr\u1ecdng t\u1ed1i \u0111a m\u00e0 bu l\u00f4ng c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c m\u00e0 kh\u00f4ng b\u1ecb bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n. Nh\u01b0ng trong c\u00f4ng vi\u1ec7c mua s\u1eafm v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng th\u1ef1c t\u1ebf, n\u00f3 \u0111\u00f3ng m\u1ed9t vai tr\u00f2 thi\u1ebft th\u1ef1c h\u01a1n nhi\u1ec1u: n\u00f3 x\u00e1c \u0111\u1ecbnh gi\u1edbi h\u1ea1n an to\u00e0n \u0111\u1ec3 si\u1ebft ch\u1eb7t v\u00e0 gi\u00fap x\u00e1c minh xem bu l\u00f4ng c\u00f3 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t v\u00e0 x\u1eed l\u00fd nhi\u1ec7t \u0111\u00fang c\u00e1ch hay kh\u00f4ng.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi \u1ed1c v\u00edt ti\u00eau chu\u1ea9n v\u00e0 c\u01b0\u1eddng \u0111\u1ed9 cao \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 tham kh\u1ea3o XZ Fastener's <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/high-strength-fasteners\/\">\u1ed1c v\u00edt c\u01b0\u1eddng \u0111\u1ed9 cao<\/a> v\u00e0 <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/standard-fasteners\/\">\u1ed1c v\u00edt ti\u00eau chu\u1ea9n<\/a> trang.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea3i b\u1eb1ng ch\u1ee9ng Bolt l\u00e0 g\u00ec?<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Gi\u1edbi h\u1ea1n \u0111\u00e0n h\u1ed3i an to\u00e0n c\u1ee7a chi ti\u1ebft si\u1ebft ch\u1eb7t<\/h3>\n\n\n\n<p>T\u1ea3i tr\u1ecdng th\u1eed l\u00e0 t\u1ea3i tr\u1ecdng d\u1ecdc tr\u1ee5c m\u00e0 bu l\u00f4ng c\u00f3 th\u1ec3 ch\u1ecbu m\u00e0 kh\u00f4ng g\u00e2y bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n. Khi v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n n\u00e0y, bu l\u00f4ng s\u1ebd kh\u00f4ng tr\u1edf l\u1ea1i h\u00ecnh d\u1ea1ng ban \u0111\u1ea7u ho\u00e0n to\u00e0n sau khi d\u1ee1 t\u1ea3i.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>k\u1ef3 h\u1ea1n<\/th><th>\u00dd ngh\u0129a<\/th><\/tr><\/thead><tbody><tr><td>t\u1ea3i b\u1eb1ng ch\u1ee9ng<\/td><td>T\u1ea3i tr\u1ecdng t\u1ed1i \u0111a m\u00e0 kh\u00f4ng b\u1ecb bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n<\/td><\/tr><tr><td>S\u1ee9c m\u1ea1nh n\u0103ng su\u1ea5t<\/td><td>\u0110i\u1ec3m b\u1eaft \u0111\u1ea7u bi\u1ebfn d\u1ea1ng d\u1ebbo<\/td><\/tr><tr><td>\u0110\u1ed9 b\u1ec1n k\u00e9o<\/td><td>T\u1ea3i tr\u1ecdng t\u1ed1i \u0111a tr\u01b0\u1edbc khi g\u00e3y<\/td><\/tr><tr><td>T\u1ea3i l\u00e0m vi\u1ec7c<\/td><td>T\u1ea3i d\u1ecbch v\u1ee5 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf trong \u1ee9ng d\u1ee5ng<\/td><\/tr><tr><td>T\u1ea3i tr\u01b0\u1edbc<\/td><td>C\u0103ng th\u1eb3ng b\u00ean trong do th\u1eaft ch\u1eb7t<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>T\u1ea3i tr\u1ecdng th\u1eed lu\u00f4n th\u1ea5p h\u01a1n c\u01b0\u1eddng \u0111\u1ed9 k\u00e9o v\u00e0 n\u00f3 li\u00ean quan ch\u1eb7t ch\u1ebd \u0111\u1ebfn c\u01b0\u1eddng \u0111\u1ed9 ch\u1ea3y v\u00e0 c\u1ea5p v\u1eadt li\u1ec7u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1i sao t\u1ea3i b\u1eb1ng ch\u1ee9ng l\u1ea1i quan tr\u1ecdng trong vi\u1ec7c mua h\u00e0ng<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">N\u00f3 x\u00e1c \u0111\u1ecbnh kho\u1ea3ng c\u00e1ch c\u00f3 th\u1ec3 si\u1ebft ch\u1eb7t m\u1ed9t bu l\u00f4ng m\u1ed9t c\u00e1ch an to\u00e0n<\/h3>\n\n\n\n<p>Trong mua s\u1eafm v\u00e0 l\u1eafp r\u00e1p, t\u1ea3i ki\u1ec3m ch\u1ee9ng kh\u00f4ng ch\u1ec9 l\u00e0 gi\u00e1 tr\u1ecb trong ph\u00f2ng th\u00ed nghi\u1ec7m. N\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn vi\u1ec7c ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd v\u00e0 an to\u00e0n chung.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>M\u1ed1i quan t\u00e2m mua h\u00e0ng<\/th><th>B\u1eb1ng ch\u1ee9ng v\u1ec1 m\u1ee9c \u0111\u1ed9 li\u00ean quan c\u1ee7a t\u1ea3i<\/th><\/tr><\/thead><tbody><tr><td>Ki\u1ec3m so\u00e1t m\u00f4-men xo\u1eafn<\/td><td>Ng\u0103n ng\u1eeba t\u00ecnh tr\u1ea1ng th\u1eaft ch\u1eb7t qu\u00e1 m\u1ee9c ngo\u00e0i ph\u1ea1m vi \u0111\u00e0n h\u1ed3i<\/td><\/tr><tr><td>L\u1ef1a ch\u1ecdn l\u1edbp<\/td><td>Kh\u1eb3ng \u0111\u1ecbnh t\u00ednh nh\u1ea5t qu\u00e1n c\u1ee7a l\u1edbp s\u1ee9c m\u1ea1nh th\u1ef1c s\u1ef1<\/td><\/tr><tr><td>Ch\u1ea5t l\u01b0\u1ee3ng h\u00e0ng lo\u1ea1t<\/td><td>X\u00e1c minh \u0111\u1ed9 ch\u00ednh x\u00e1c x\u1eed l\u00fd nhi\u1ec7t<\/td><\/tr><tr><td>R\u1ee7i ro thay th\u1ebf<\/td><td>\u0110\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u01b0\u01a1ng \u0111\u01b0\u01a1ng gi\u1eefa c\u00e1c nh\u00e0 cung c\u1ea5p<\/td><\/tr><tr><td>C\u00e0i \u0111\u1eb7t hi\u1ec7n tr\u01b0\u1eddng<\/td><td>Ng\u0103n ch\u1eb7n s\u1ef1 gi\u00e3n n\u1edf v\u0129nh vi\u1ec5n c\u1ee7a bu-l\u00f4ng<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Bu l\u00f4ng v\u01b0\u1ee3t qua th\u1eed nghi\u1ec7m ki\u1ec3m tra t\u1ea3i tr\u1ecdng x\u00e1c nh\u1eadn r\u1eb1ng quy tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t v\u00e0 v\u1eadt li\u1ec7u l\u00e0 ch\u00ednh x\u00e1c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea3i b\u1eb1ng ch\u1ee9ng so v\u1edbi c\u01b0\u1eddng \u0111\u1ed9 n\u0103ng su\u1ea5t so v\u1edbi \u0111\u1ed9 b\u1ec1n k\u00e9o<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Ba \u0111i\u1ec1u n\u00e0y th\u01b0\u1eddng b\u1ecb nh\u1ea7m l\u1eabn trong th\u1ef1c t\u1ebf<\/h3>\n\n\n\n<p>M\u1eb7c d\u00f9 c\u00f3 li\u00ean quan v\u1edbi nhau nh\u01b0ng nh\u1eefng gi\u00e1 tr\u1ecb n\u00e0y m\u00f4 t\u1ea3 c\u00e1c giai \u0111o\u1ea1n ho\u1ea1t \u0111\u1ed9ng kh\u00e1c nhau c\u1ee7a bu l\u00f4ng khi ch\u1ecbu t\u1ea3i.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Property<\/th><th>N\u00f3 \u0111\u1ea1i di\u1ec7n cho c\u00e1i g\u00ec<\/th><th>\u00dd ngh\u0129a th\u1ef1c ti\u1ec5n<\/th><\/tr><\/thead><tbody><tr><td>t\u1ea3i b\u1eb1ng ch\u1ee9ng<\/td><td>T\u1ea3i \u0111\u00e0n h\u1ed3i t\u1ed1i \u0111a<\/td><td>Gi\u1edbi h\u1ea1n si\u1ebft ch\u1eb7t an to\u00e0n<\/td><\/tr><tr><td>S\u1ee9c m\u1ea1nh n\u0103ng su\u1ea5t<\/td><td>B\u1eaft \u0111\u1ea7u bi\u1ebfn d\u1ea1ng d\u1ebbo<\/td><td>S\u1ef1 thay \u0111\u1ed5i v\u0129nh vi\u1ec5n b\u1eaft \u0111\u1ea7u<\/td><\/tr><tr><td>\u0110\u1ed9 b\u1ec1n k\u00e9o<\/td><td>\u0110i\u1ec3m th\u1ea5t b\u1ea1i cu\u1ed1i c\u00f9ng<\/td><td>g\u00e3y bu l\u00f4ng<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Trong c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf, t\u1ea3i tr\u1ecdng th\u1eed l\u00e0 gi\u00e1 tr\u1ecb h\u1eefu \u00edch nh\u1ea5t cho vi\u1ec7c \u0111i\u1ec1u khi\u1ec3n l\u1eafp r\u00e1p, trong khi \u0111\u1ed9 b\u1ec1n k\u00e9o ph\u00f9 h\u1ee3p h\u01a1n v\u1edbi thi\u1ebft k\u1ebf an to\u00e0n t\u1ed1i \u0111a.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea3i b\u1eb1ng ch\u1ee9ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 th\u1ebf n\u00e0o trong ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">M\u1ed9t b\u01b0\u1edbc ki\u1ec3m tra quan tr\u1ecdng \u0111\u1ed1i v\u1edbi \u1ed1c v\u00edt c\u00f3 \u0111\u1ed9 b\u1ec1n cao<\/h3>\n\n\n\n<p>Trong ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng, ki\u1ec3m tra t\u1ea3i tr\u1ecdng b\u1eb1ng ch\u1ee9ng x\u00e1c minh r\u1eb1ng bu l\u00f4ng c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c t\u1ea3i tr\u1ecdng tr\u1ee5c quy \u0111\u1ecbnh m\u00e0 kh\u00f4ng b\u1ecb bi\u1ebfn d\u1ea1ng.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>M\u1ee5c \u0111\u00edch ki\u1ec3m tra<\/th><th>Nh\u1eefng g\u00ec n\u00f3 x\u00e1c nh\u1eadn<\/th><\/tr><\/thead><tbody><tr><td>Ki\u1ec3m tra t\u1ea3i b\u1eb1ng ch\u1ee9ng<\/td><td>H\u00e0nh vi \u0111\u00e0n h\u1ed3i d\u01b0\u1edbi t\u1ea3i<\/td><\/tr><tr><td>Ki\u1ec3m tra \u0111\u1ed9 c\u1ee9ng<\/td><td>T\u00ednh nh\u1ea5t qu\u00e1n x\u1eed l\u00fd nhi\u1ec7t<\/td><\/tr><tr><td>Ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n k\u00e9o<\/td><td>X\u00e1c minh s\u1ee9c m\u1ea1nh cu\u1ed1i c\u00f9ng<\/td><\/tr><tr><td>Ki\u1ec3m tra k\u00edch th\u01b0\u1edbc<\/td><td>Ph\u00f9 h\u1ee3p v\u00e0 tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n<\/td><\/tr><tr><td>Ki\u1ec3m tra ch\u1ee7 \u0111\u1ec1<\/td><td>\u0110\u1ed9 ch\u00ednh x\u00e1c t\u01b0\u01a1ng t\u00e1c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi bu l\u00f4ng c\u01b0\u1eddng \u0111\u1ed9 cao, vi\u1ec7c ki\u1ec3m tra t\u1ea3i tr\u1ecdng th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u00f9ng v\u1edbi ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n k\u00e9o v\u00e0 ki\u1ec3m tra \u0111\u1ed9 c\u1ee9ng \u0111\u1ec3 x\u00e1c nh\u1eadn s\u1ef1 tu\u00e2n th\u1ee7 \u0111\u1ea7y \u0111\u1ee7.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nh\u1eefng hi\u1ec3u l\u1ea7m ph\u1ed5 bi\u1ebfn c\u1ee7a ng\u01b0\u1eddi mua<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">T\u1ea3i tr\u1ecdng th\u1eed kh\u00f4ng gi\u1ed1ng nh\u01b0 \u201ct\u1ea3i l\u00e0m vi\u1ec7c\u201d<\/h3>\n\n\n\n<p>M\u1ed9t trong nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 gi\u1ea3 \u0111\u1ecbnh t\u1ea3i tr\u1ecdng b\u1eb1ng t\u1ea3i tr\u1ecdng l\u00e0m vi\u1ec7c an to\u00e0n. N\u00f3 kh\u00f4ng. T\u1ea3i ki\u1ec3m ch\u1ee9ng l\u00e0 gi\u1edbi h\u1ea1n th\u1eed nghi\u1ec7m trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, kh\u00f4ng ph\u1ea3i l\u00e0 t\u1ea3i tr\u1ecdng thi\u1ebft k\u1ebf cho d\u1ecbch v\u1ee5.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Misunderstanding<\/th><th>Th\u1ef1c t\u1ebf<\/th><\/tr><\/thead><tbody><tr><td>T\u1ea3i b\u1eb1ng ch\u1ee9ng = t\u1ea3i l\u00e0m vi\u1ec7c<\/td><td>Kh\u00f4ng ch\u00ednh x\u00e1c; t\u1ea3i l\u00e0m vi\u1ec7c th\u1ea5p h\u01a1n v\u00e0 d\u00e0nh ri\u00eang cho \u1ee9ng d\u1ee5ng<\/td><\/tr><tr><td>T\u1ea3i b\u1eb1ng ch\u1ee9ng cao h\u01a1n lu\u00f4n t\u1ed1t h\u01a1n<\/td><td>Kh\u00f4ng ph\u1ea3i lu\u00f4n lu\u00f4n; thi\u1ebft k\u1ebf chung quan tr\u1ecdng h\u01a1n<\/td><\/tr><tr><td>T\u1ea5t c\u1ea3 c\u00e1c nh\u00e0 cung c\u1ea5p s\u1eed d\u1ee5ng c\u00f9ng m\u1ed9t gi\u00e1 tr\u1ecb<\/td><td>Ti\u00eau chu\u1ea9n kh\u00e1c nhau t\u00f9y theo \u0111\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt<\/td><\/tr><tr><td>M\u00f4-men xo\u1eafn c\u00f3 th\u1ec3 b\u1ecf qua t\u1ea3i b\u1eb1ng ch\u1ee9ng<\/td><td>Sai; m\u00f4-men xo\u1eafn ph\u1ea3i \u1edf trong ph\u1ea1m vi \u0111\u00e0n h\u1ed3i<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Vai tr\u00f2 trong ki\u1ec3m so\u00e1t m\u00f4-men xo\u1eafn v\u00e0 l\u1eafp \u0111\u1eb7t<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Ng\u0103n ng\u1eeba bi\u1ebfn d\u1ea1ng d\u1ebbo trong qu\u00e1 tr\u00ecnh si\u1ebft ch\u1eb7t<\/h3>\n\n\n\n<p>T\u1ea3i tr\u1ecdng th\u1eed c\u00f3 li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u1ee9ng d\u1ee5ng m\u00f4-men xo\u1eafn. N\u1ebfu m\u00f4men l\u1eafp \u0111\u1eb7t v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n \u0111\u00e0n h\u1ed3i, bu l\u00f4ng c\u00f3 th\u1ec3 b\u1ecb gi\u00e3n v\u0129nh vi\u1ec5n, l\u00e0m gi\u1ea3m l\u1ef1c k\u1eb9p v\u00e0 d\u1eabn \u0111\u1ebfn h\u1ecfng kh\u1edbp.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Y\u1ebfu t\u1ed1 c\u00e0i \u0111\u1eb7t<\/th><th>R\u1ee7i ro kh\u00f4ng c\u00f3 nh\u1eadn th\u1ee9c v\u1ec1 t\u1ea3i b\u1eb1ng ch\u1ee9ng<\/th><\/tr><\/thead><tbody><tr><td>Over-torque<\/td><td>\u0110\u1ed9 gi\u00e3n d\u00e0i c\u1ee7a bu l\u00f4ng v\u0129nh vi\u1ec5n<\/td><\/tr><tr><td>B\u00f4i tr\u01a1n kh\u00f4ng \u0111\u00fang<\/td><td>Bi\u1ebfn th\u1ec3 t\u1ea3i tr\u01b0\u1edbc kh\u00f4ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t<\/td><\/tr><tr><td>Gi\u1ea3 \u0111\u1ecbnh l\u1edbp ph\u1ee7 sai<\/td><td>M\u00f4-men xo\u1eafn-t\u1ea3i tr\u01b0\u1edbc kh\u00f4ng kh\u1edbp<\/td><\/tr><tr><td>T\u00e1i s\u1eed d\u1ee5ng bu l\u00f4ng<\/td><td>Gi\u1ea3m hi\u1ec7u su\u1ea5t \u0111\u00e0n h\u1ed3i<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c c\u1ee5m l\u1eafp r\u00e1p c\u00f3 l\u1edbp ph\u1ee7 n\u01a1i ma s\u00e1t l\u00e0m thay \u0111\u1ed5i tr\u1ea1ng th\u00e1i m\u00f4-men xo\u1eafn, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 xem l\u1ea1i XZ Fastener's <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/various-coated-fasteners\/\">\u1ed1c v\u00edt tr\u00e1ng kh\u00e1c nhau<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">K\u1ebft n\u1ed1i v\u1eadt li\u1ec7u v\u00e0 l\u1edbp<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">T\u1ea3i tr\u1ecdng b\u1eb1ng ch\u1ee9ng ph\u1ee5 thu\u1ed9c v\u00e0o th\u00e9p v\u00e0 x\u1eed l\u00fd nhi\u1ec7t<\/h3>\n\n\n\n<p>C\u00e1c lo\u1ea1i bu l\u00f4ng kh\u00e1c nhau c\u00f3 y\u00eau c\u1ea7u v\u1ec1 t\u1ea3i tr\u1ecdng th\u1eed nghi\u1ec7m kh\u00e1c nhau. V\u00ed d\u1ee5, c\u00e1c lo\u1ea1i thu\u1ed9c t\u00ednh ho\u1eb7c c\u1ea5p ASTM cao h\u01a1n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ecbu t\u1ea3i tr\u1ecdng ki\u1ec3m ch\u1ee9ng cao h\u01a1n do x\u1eed l\u00fd nhi\u1ec7t v\u00e0 \u0111\u1ed9 b\u1ec1n v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Lo\u1ea1i chi ti\u1ebft si\u1ebft ch\u1eb7t<\/th><th>D\u1ef1 ki\u1ebfn t\u1ea3i b\u1eb1ng ch\u1ee9ng<\/th><\/tr><\/thead><tbody><tr><td>Bu l\u00f4ng th\u00e9p carbon th\u1ea5p<\/td><td>Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i th\u1ea5p h\u01a1n<\/td><\/tr><tr><td>Property class 8.8<\/td><td>Ph\u1ea1m vi c\u00f4ng nghi\u1ec7p trung b\u00ecnh<\/td><\/tr><tr><td>Property class 10.9<\/td><td>S\u1eed d\u1ee5ng k\u1ebft c\u1ea5u c\u01b0\u1eddng \u0111\u1ed9 cao<\/td><\/tr><tr><td>Property class 12.9<\/td><td>C\u01b0\u1eddng \u0111\u1ed9 r\u1ea5t cao, c\u1ea7n ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd h\u01a1n<\/td><\/tr><tr><td>ASTM bu l\u00f4ng c\u01b0\u1eddng \u0111\u1ed9 cao<\/td><td>\u0110\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi c\u00e1c y\u00eau c\u1ea7u \u0111\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ec3 l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u, h\u00e3y xem XZ Fastener's <a href=\"https:\/\/xzfastener.com\/vi\/fastener-material\/carbon-steel\/\">\u1ed1c v\u00edt th\u00e9p carbon<\/a> v\u00e0 <a href=\"https:\/\/xzfastener.com\/vi\/fastener-material\/stainless-steel\/\">\u1ed1c v\u00edt b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">S\u1ef1 c\u1ed1 t\u1ea3i b\u1eb1ng ch\u1ee9ng th\u01b0\u1eddng b\u1eaft \u0111\u1ea7u \u1edf \u0111\u00e2u<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">B\u1ea3n th\u00e2n b\u00e0i ki\u1ec3m tra hi\u1ebfm khi<\/h3>\n\n\n\n<p>Theo kinh nghi\u1ec7m th\u1ef1c t\u1ebf, c\u00e1c v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn t\u1ea3i th\u1eed th\u01b0\u1eddng \u0111\u1ebfn t\u1eeb l\u1ed7i trong qu\u00e1 tr\u00ecnh ho\u1eb7c l\u1ef1a ch\u1ecdn ch\u1ee9 kh\u00f4ng ph\u1ea3i do l\u1ed7i ki\u1ec3m tra.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5<\/th><th>V\u1ea5n \u0111\u1ec1 th\u1ef1c t\u1ebf<\/th><\/tr><\/thead><tbody><tr><td>X\u1eed l\u00fd nhi\u1ec7t kh\u00f4ng \u0111\u00fang c\u00e1ch<\/td><td>S\u1ee9c m\u1ea1nh th\u1ea5p ho\u1eb7c kh\u00f4ng nh\u1ea5t qu\u00e1n<\/td><\/tr><tr><td>Thay l\u1edbp sai<\/td><td>Bi\u1ebfn d\u1ea1ng b\u1ea5t ng\u1edd<\/td><\/tr><tr><td>Ki\u1ec3m so\u00e1t nh\u00e0 cung c\u1ea5p k\u00e9m<\/td><td>Bi\u1ebfn th\u1ec3 h\u00e0ng lo\u1ea1t<\/td><\/tr><tr><td>Si\u1ebft ch\u1eb7t qu\u00e1 m\u1ee9c trong l\u1eafp r\u00e1p<\/td><td>\u0110\u1ed9 gi\u00e3n d\u00e0i v\u0129nh vi\u1ec5n<\/td><\/tr><tr><td>B\u1ecf qua t\u00e1c d\u1ee5ng b\u00f4i tr\u01a1n<\/td><td>T\u1ea3i tr\u01b0\u1edbc kh\u00f4ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">RFQ Danh s\u00e1ch ki\u1ec3m tra d\u00e0nh cho ng\u01b0\u1eddi mua<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">X\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng k\u1ef3 v\u1ecdng v\u1ec1 t\u1ea3i b\u1eb1ng ch\u1ee9ng<\/h3>\n\n\n\n<p>\u0110\u1ec3 tr\u00e1nh nh\u1ea7m l\u1eabn gi\u1eefa nh\u00e0 cung c\u1ea5p v\u00e0 ng\u01b0\u1eddi mua, RFQ c\u1ea7n x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ti\u00eau chu\u1ea9n bu l\u00f4ng v\u00e0 l\u1edbp thu\u1ed9c t\u00ednh.<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u t\u1ea3i b\u1eb1ng ch\u1ee9ng ho\u1eb7c ti\u00eau chu\u1ea9n tham chi\u1ebfu.<\/li>\n\n\n\n<li>\u0110\u1eb7c \u0111i\u1ec3m v\u1eadt li\u1ec7u.<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u x\u1eed l\u00fd nhi\u1ec7t v\u00e0 \u0111\u1ed9 c\u1ee9ng.<\/li>\n\n\n\n<li>Ph\u01b0\u01a1ng ph\u00e1p m\u00f4-men xo\u1eafn ho\u1eb7c th\u1eaft ch\u1eb7t.<\/li>\n\n\n\n<li>Lo\u1ea1i l\u1edbp ph\u1ee7 v\u00e0 t\u00ecnh tr\u1ea1ng ma s\u00e1t.<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u ki\u1ec3m tra (t\u1ea3i tr\u1ecdng, \u0111\u1ed9 b\u1ec1n k\u00e9o, \u0111\u1ed9 c\u1ee9ng).<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u v\u1ec1 ch\u1ee9ng ch\u1ec9 (MTC ho\u1eb7c b\u00e1o c\u00e1o ki\u1ec3m tra).<\/li>\n\n\n\n<li>Lo\u1ea1i \u1ee9ng d\u1ee5ng v\u00e0 m\u1ee9c \u0111\u1ed9 an to\u00e0n.<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c \u1ed1c v\u00edt ho\u1eb7c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt t\u00f9y ch\u1ec9nh theo d\u1ef1 \u00e1n, h\u00e3y g\u1eedi b\u1ea3n v\u1ebd v\u00e0 y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt qua <a href=\"https:\/\/xzfastener.com\/vi\/home\/contact-us\/\">XZ Fastener Li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Khuy\u1ebfn ngh\u1ecb cu\u1ed1i c\u00f9ng<\/h2>\n\n\n\n<p>T\u1ea3i tr\u1ecdng ch\u1ed1ng bu-l\u00f4ng kh\u00f4ng ch\u1ec9 l\u00e0 th\u00f4ng s\u1ed1 trong ph\u00f2ng th\u00ed nghi\u1ec7m. \u0110\u00e2y l\u00e0 m\u1ed9t ch\u1ec9 s\u1ed1 th\u1ef1c t\u1ebf v\u1ec1 m\u1ee9c \u0111\u1ed9 an to\u00e0n c\u1ee7a chi ti\u1ebft si\u1ebft ch\u1eb7t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c si\u1ebft ch\u1eb7t v\u00e0 m\u1ee9c \u0111\u1ed9 tin c\u1eady c\u1ee7a chi ti\u1ebft si\u1ebft ch\u1eb7t trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00f3m mua s\u1eafm, \u0111i\u1ec1u quan tr\u1ecdng kh\u00f4ng ch\u1ec9 l\u00e0 ch\u1ecdn \u0111\u00fang lo\u1ea1i m\u00e0 c\u00f2n \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 t\u1ea3i tr\u1ecdng b\u1eb1ng ch\u1ee9ng \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh, ki\u1ec3m tra r\u00f5 r\u00e0ng v\u00e0 nh\u1ea5t qu\u00e1n gi\u1eefa c\u00e1c nh\u00e0 cung c\u1ea5p. Khi t\u1ea3i tr\u1ecdng th\u1eed \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t h\u1ee3p l\u00fd, hi\u1ec7u su\u1ea5t c\u1ee7a bu l\u00f4ng s\u1ebd tr\u1edf n\u00ean c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c, an to\u00e0n v\u00e0 \u1ed5n \u0111\u1ecbnh trong c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf.<\/p>","protected":false},"excerpt":{"rendered":"<p>Bolt proof load is one of those technical terms that often appears in drawings, standards, and inspection reports, but is not always fully understood during purchasing. In practice, misunderstanding proof load leads to wrong fastener selection, over-tightening, or unnecessary rejection of perfectly acceptable batches. In simple terms, proof load is the maximum load a bolt [&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":[489],"class_list":["post-7390","post","type-post","status-publish","format-standard","hentry","category-fastener-knowledge-library","tag-load-capacity-tensile-shear-strength"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/7390","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=7390"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/7390\/revisions"}],"predecessor-version":[{"id":7391,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/7390\/revisions\/7391"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=7390"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/categories?post=7390"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/tags?post=7390"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}