{"id":6715,"date":"2023-06-08T17:36:27","date_gmt":"2023-06-08T09:36:27","guid":{"rendered":"https:\/\/xzfastener.com\/?p=6715"},"modified":"2026-06-18T17:38:05","modified_gmt":"2026-06-18T09:38:05","slug":"astm-a193-b7-bolts-strength-applications-and-buyer-requirements","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/vi\/astm-a193-b7-bolts-strength-applications-and-buyer-requirements\/","title":{"rendered":"ASTM A193 B7 Bu l\u00f4ng: \u0110\u1ed9 b\u1ec1n, \u1ee9ng d\u1ee5ng v\u00e0 y\u00eau c\u1ea7u c\u1ee7a ng\u01b0\u1eddi mua"},"content":{"rendered":"<p>ASTM A193 B7 bu l\u00f4ng th\u01b0\u1eddng g\u1eb7p \u1edf c\u00e1c kh\u1edbp n\u1ed1i m\u1eb7t b\u00edch, van, b\u00ecnh ch\u1ecbu \u00e1p l\u1ef1c, b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t, m\u00e1y b\u01a1m v\u00e0 \u0111\u01b0\u1eddng \u1ed1ng h\u00f3a d\u1ea7u. Trong c\u00f4ng vi\u1ec7c ki\u1ec3m tra h\u00e0ng ng\u00e0y, ch\u00fang ta th\u01b0\u1eddng th\u1ea5y ch\u00fang l\u00e0 bu l\u00f4ng \u0111inh t\u00e1n, thanh ren ho\u1eb7c bu l\u00f4ng h\u1ea1ng n\u1eb7ng \u0111\u01b0\u1ee3c cung c\u1ea5p k\u00e8m theo \u0111ai \u1ed1c ph\u00f9 h\u1ee3p. (ASTM A194)<\/p>\n\n\n\n<p>B\u1ed9 ph\u1eadn n\u00e0y c\u00f3 th\u1ec3 tr\u00f4ng gi\u1ed1ng nh\u01b0 m\u1ed9t bu l\u00f4ng th\u00e9p h\u1ee3p kim th\u00f4ng th\u01b0\u1eddng. Kh\u00f4ng ph\u1ea3i v\u1eady.<\/p>\n\n\n\n<p>B7 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf n\u01a1i m\u1ed1i n\u1ed1i c\u00f3 th\u1ec3 ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi \u00e1p su\u1ea5t cao, nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 vi\u1ec7c ki\u1ec3m tra d\u1ef1 \u00e1n nghi\u00eam ng\u1eb7t. Ng\u01b0\u1eddi mua n\u00ean x\u00e1c nh\u1eadn ti\u00eau chu\u1ea9n, v\u1eadt li\u1ec7u, x\u1eed l\u00fd nhi\u1ec7t, c\u1ea5p \u0111ai \u1ed1c, l\u1edbp ph\u1ee7, \u0111\u01b0\u1eddng ch\u1ec9 v\u00e0 t\u00e0i li\u1ec7u tr\u01b0\u1edbc khi giao h\u00e0ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">ASTM A193 B7 c\u00f3 ngh\u0129a l\u00e0 g\u00ec<\/h2>\n\n\n\n<p>ASTM A193 bao g\u1ed3m c\u00e1c v\u1eadt li\u1ec7u b\u1eaft v\u00edt b\u1eb1ng th\u00e9p h\u1ee3p kim v\u00e0 th\u00e9p kh\u00f4ng g\u1ec9 cho d\u1ecbch v\u1ee5 \u1edf nhi\u1ec7t \u0111\u1ed9 cao ho\u1eb7c \u00e1p su\u1ea5t cao. C\u1ea5p B7 l\u00e0 c\u1ea5p \u0111\u1ed9 b\u1eaft v\u00edt b\u1eb1ng th\u00e9p h\u1ee3p kim crom-molypden \u0111\u01b0\u1ee3c t\u00f4i v\u00e0 t\u00f4i luy\u1ec7n.<\/p>\n\n\n\n<p>Trong \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf, B7 \u1ed1c v\u00edt \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn khi bu l\u00f4ng th\u00e9p cacbon th\u00f4ng th\u01b0\u1eddng kh\u00f4ng \u0111\u1ee7 \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng.<\/p>\n\n\n\n<p>Ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 xem x\u00e9t <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/high-strength-fasteners\/\">\u1ed1c v\u00edt c\u01b0\u1eddng \u0111\u1ed9 cao<\/a> khi so s\u00e1nh B7 v\u1edbi c\u00e1c ph\u01b0\u01a1ng \u00e1n b\u1eaft v\u00edt ch\u1ecbu l\u1ef1c kh\u00e1c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc c\u1ee7a B7 Bu l\u00f4ng<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Y\u00eau c\u1ea7u s\u1ee9c m\u1ea1nh \u0111i\u1ec3n h\u00ecnh<\/h3>\n\n\n\n<p>ASTM A193 B7 th\u01b0\u1eddng \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1ed9 b\u1ec1n k\u00e9o cao v\u00e0 ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh trong c\u00e1c t\u1ed5 h\u1ee3p li\u00ean quan \u0111\u1ebfn \u00e1p su\u1ea5t. Ng\u01b0\u1eddi mua n\u00ean ki\u1ec3m tra ph\u1ea1m vi k\u00edch th\u01b0\u1edbc ch\u00ednh x\u00e1c v\u00e0 c\u00e1c y\u00eau c\u1ea7u ki\u1ec3m tra trong th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt mua h\u00e0ng.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>M\u1ee5c<\/th><th>Ki\u1ec3m tra ng\u01b0\u1eddi mua \u0111i\u1ec3n h\u00ecnh<\/th><\/tr><\/thead><tbody><tr><td>Lo\u1ea1i v\u1eadt li\u1ec7u<\/td><td>Th\u00e9p h\u1ee3p kim t\u00f4i v\u00e0 t\u00f4i luy\u1ec7n<\/td><\/tr><tr><td>M\u1eabu s\u1ea3n ph\u1ea9m th\u00f4ng d\u1ee5ng<\/td><td>Bu l\u00f4ng \u0111inh, thanh ren, bu l\u00f4ng h\u1ea1ng n\u1eb7ng<\/td><\/tr><tr><td>Tr\u1eadn \u0111\u1ea5u h\u1ea1t th\u00f4ng th\u01b0\u1eddng<\/td><td>ASTM A194 2H \u0111ai \u1ed1c l\u1ee5c gi\u00e1c n\u1eb7ng<\/td><\/tr><tr><td>Ki\u1ec3m tra ch\u00ednh<\/td><td>\u0110\u1ed9 b\u1ec1n k\u00e9o, \u0111\u1ed9 c\u1ee9ng, t\u1ea3i tr\u1ecdng khi c\u1ea7n thi\u1ebft<\/td><\/tr><tr><td>s\u1eed d\u1ee5ng chung<\/td><td>M\u1eb7t b\u00edch, van, b\u00ecnh \u00e1p l\u1ef1c, ph\u1ee5 ki\u1ec7n<\/td><\/tr><tr><td>Documents<\/td><td>MTC, s\u1ed1 nhi\u1ec7t, b\u00e1o c\u00e1o th\u1eed nghi\u1ec7m c\u01a1 h\u1ecdc<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Trong kho, c\u00e1c b\u1ed9 ph\u1eadn kh\u00f4ng \u0111\u01b0\u1ee3c tr\u1ed9n l\u1eabn v\u1edbi c\u00e1c lo\u1ea1i 8.8 ho\u1eb7c bu l\u00f4ng 10.9 ti\u00eau chu\u1ea9n. Y\u00eau c\u1ea7u s\u1eed d\u1ee5ng d\u1ef1 \u00e1n v\u00e0 t\u00e0i li\u1ec7u c\u1ee7a h\u1ecd l\u00e0 kh\u00e1c nhau.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u1ee8ng d\u1ee5ng ph\u1ed5 bi\u1ebfn<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">K\u1ebft n\u1ed1i \u0111\u01b0\u1eddng \u1ed1ng v\u00e0 m\u1eb7t b\u00edch<\/h3>\n\n\n\n<p>B7 bu l\u00f4ng \u0111inh t\u00e1n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i v\u1edbi m\u1eb7t b\u00edch \u0111\u01b0\u1eddng \u1ed1ng. M\u1ed1i n\u1ed1i th\u01b0\u1eddng bao g\u1ed3m hai \u0111ai \u1ed1c l\u1ee5c gi\u00e1c n\u1eb7ng v\u00e0 chi\u1ec1u d\u00e0i \u0111inh t\u00e1n ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi lo\u1ea1i m\u1eb7t b\u00edch, mi\u1ebfng \u0111\u1ec7m, c\u00e1ch s\u1eed d\u1ee5ng v\u00f2ng \u0111\u1ec7m v\u00e0 \u0111\u1ed9 nh\u00f4 ren c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Van v\u00e0 thi\u1ebft b\u1ecb \u00e1p su\u1ea5t<\/h3>\n\n\n\n<p>Van, m\u00e1y b\u01a1m, b\u00ecnh ch\u1ecbu \u00e1p l\u1ef1c v\u00e0 b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t th\u01b0\u1eddng y\u00eau c\u1ea7u b\u1eaft v\u00edt v\u00ec k\u1ebft n\u1ed1i c\u00f3 th\u1ec3 ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi \u00e1p su\u1ea5t, nhi\u1ec7t \u0111\u1ed9 v\u00e0 ph\u1ea3i b\u1ea3o tr\u00ec nhi\u1ec1u l\u1ea7n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">D\u1ef1 \u00e1n h\u00f3a d\u1ea7u v\u00e0 \u0111i\u1ec7n<\/h3>\n\n\n\n<p>Trong d\u1ea7u, kh\u00ed \u0111\u1ed1t, h\u00f3a ch\u1ea5t, nh\u00e0 m\u00e1y l\u1ecdc d\u1ea7u v\u00e0 thi\u1ebft b\u1ecb \u0111i\u1ec7n, B7 th\u01b0\u1eddng \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh c\u00f9ng v\u1edbi ASTM A194 2H. Ng\u01b0\u1eddi mua kh\u00f4ng n\u00ean thay th\u1ebf c\u1eb7p \u0111\u00f4i n\u00e0y m\u1ed9t c\u00e1ch t\u00ecnh c\u1edd.<\/p>\n\n\n\n<p>\u0110\u1ec3 l\u1eadp k\u1ebf ho\u1ea1ch l\u1eafp r\u00e1p ho\u00e0n ch\u1ec9nh, h\u00e3y 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 x\u00e1c \u0111\u1ecbnh c\u00e1c bu l\u00f4ng, \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m v\u00e0 \u0111inh t\u00e1n v\u1edbi nhau.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kh\u1edbp \u0111ai \u1ed1c: \u0110\u1eebng b\u1ecf qua ASTM A194 2H<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Nut l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a h\u1ed9i<\/h3>\n\n\n\n<p>M\u1ed9t bu l\u00f4ng c\u00f3 \u0111ai \u1ed1c sai th\u00ec kh\u00f4ng ph\u1ea3i l\u00e0 c\u1ee5m bu l\u00f4ng \u0111\u00fang. Lo\u1ea1i kh\u1edbp ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 \u0111ai \u1ed1c l\u1ee5c gi\u00e1c n\u1eb7ng c\u1ea5p ASTM A194, tr\u1eeb khi \u0111\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt c\u1ee7a d\u1ef1 \u00e1n c\u00f3 quy \u0111\u1ecbnh kh\u00e1c.<\/p>\n\n\n\n<p>Ki\u1ec3m tra:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ti\u00eau chu\u1ea9n \u0111ai \u1ed1c<\/li>\n\n\n\n<li>L\u1edbp h\u1ea1t<\/li>\n\n\n\n<li>Chu\u1ed7i ch\u1ee7 \u0111\u1ec1<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u hex n\u1eb7ng<\/li>\n\n\n\n<li>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch l\u1edbp ph\u1ee7<\/li>\n\n\n\n<li>Truy xu\u1ea5t ngu\u1ed3n g\u1ed1c l\u00f4 h\u00e0ng<\/li>\n\n\n\n<li>\u0110ai \u1ed1c ph\u00f9 h\u1ee3p sau khi ph\u1ee7<\/li>\n<\/ul>\n\n\n\n<p>Vi\u1ec7c s\u1eed d\u1ee5ng \u0111ai \u1ed1c c\u1ea5p th\u1ea5p c\u00f3 th\u1ec3 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng tu\u1ed9t ren tr\u01b0\u1edbc khi bu-l\u00f4ng \u0111\u1ea1t \u0111\u1ebfn m\u1ee9c t\u1ea3i tr\u01b0\u1edbc c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Y\u00eau c\u1ea7u v\u1ec1 ch\u1ee7 \u0111\u1ec1 v\u00e0 \u0111\u1ed9 d\u00e0i<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">UNC, 8UN v\u00e0 ren h\u1ec7 m\u00e9t<\/h3>\n\n\n\n<p>B7 \u1ed1c v\u00edt th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1eb7t h\u00e0ng theo k\u00edch th\u01b0\u1edbc inch, \u0111\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n m\u1eb7t b\u00edch. C\u00e1c lu\u1ed3ng UNC v\u00e0 8UN l\u00e0 ph\u1ed5 bi\u1ebfn. S\u1ed1 li\u1ec7u B7 c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u trong m\u1ed9t s\u1ed1 d\u1ef1 \u00e1n qu\u1ed1c t\u1ebf. (ASME)<\/p>\n\n\n\n<p>Kh\u00f4ng x\u00e1c nh\u1eadn ch\u1ec9 theo \u0111\u01b0\u1eddng k\u00ednh.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>RFQ M\u1ee5c<\/th><th>Nh\u1eefng g\u00ec c\u1ea7n ch\u1ec9 \u0111\u1ecbnh<\/th><\/tr><\/thead><tbody><tr><td>Diameter<\/td><td>K\u00edch th\u01b0\u1edbc inch ho\u1eb7c s\u1ed1 li\u1ec7u<\/td><\/tr><tr><td>ch\u1ee7 \u0111\u1ec1<\/td><td>UNC, 8UN, s\u1ed1 li\u1ec7u ho\u1eb7c lu\u1ed3ng d\u1ef1 \u00e1n<\/td><\/tr><tr><td>Chi\u1ec1u d\u00e0i<\/td><td>Chi\u1ec1u d\u00e0i t\u1ed5ng th\u1ec3 cho bu l\u00f4ng ho\u1eb7c \u0111inh t\u00e1n<\/td><\/tr><tr><td>Chi\u1ec1u d\u00e0i s\u1ee3i<\/td><td>Ren to\u00e0n b\u1ed9 ho\u1eb7c chi\u1ec1u d\u00e0i ch\u1ee7 \u0111\u1ec1 \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh<\/td><\/tr><tr><td>S\u1ed1 l\u01b0\u1ee3ng h\u1ea1t<\/td><td>Th\u00f4ng th\u01b0\u1eddng hai \u0111ai \u1ed1c cho m\u1ed7i bu l\u00f4ng \u0111inh t\u00e1n<\/td><\/tr><tr><td>Ti\u00eau chu\u1ea9n<\/td><td>ASTM A193 B7, c\u1ed9ng v\u1edbi y\u00eau c\u1ea7u c\u1ee7a d\u1ef1 \u00e1n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c chi\u1ec1u d\u00e0i \u0111\u1eb7c bi\u1ec7t ho\u1eb7c c\u00e1c s\u1ee3i kh\u00f4ng chu\u1ea9n, 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 cung c\u1ea5p b\u1ea3n v\u1ebd ho\u1eb7c d\u1eef li\u1ec7u m\u1eb7t b\u00edch.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1edbp ph\u1ee7 v\u00e0 ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t<\/h2>\n\n\n\n<p>Bu l\u00f4ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c cung c\u1ea5p \u1edf d\u1ea1ng tr\u01a1n, \u0111en, m\u1ea1 k\u1ebdm, m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng, tr\u00e1ng, tr\u00e1ng v\u1ea3y k\u1ebdm ho\u1eb7c v\u1edbi c\u00e1c lo\u1ea1i ho\u00e0n thi\u1ec7n \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh kh\u00e1c. (PTFE)<\/p>\n\n\n\n<p>L\u1edbp ph\u1ee7 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n, \u0111\u1ed9 kh\u00edt c\u1ee7a ren v\u00e0 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00f4-men xo\u1eafn. \u0110\u1ed1i v\u1edbi th\u00e9p h\u1ee3p kim c\u01b0\u1eddng \u0111\u1ed9 cao, m\u1ea1 \u0111i\u1ec7n c\u0169ng c\u1ea7n ch\u00fa \u00fd \u0111\u1ebfn vi\u1ec7c ki\u1ec3m so\u00e1t \u0111\u1ed9 gi\u00f2n do hydro.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c \u0111\u01a1n h\u00e0ng li\u00ean quan \u0111\u1ebfn \u0103n m\u00f2n, h\u00e3y 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 ph\u00ea duy\u1ec7t k\u1ebft th\u00fac.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ki\u1ec3m tra l\u1edbp ph\u1ee7 tr\u01b0\u1edbc khi giao h\u00e0ng<\/h3>\n\n\n\n<p>Y\u00eau c\u1ea7u:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>B\u00e1o c\u00e1o \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7<\/li>\n\n\n\n<li>Ki\u1ec3m tra l\u1eafp r\u00e1p \u0111ai \u1ed1c sau khi ph\u1ee7<\/li>\n\n\n\n<li>B\u00e1o c\u00e1o phun mu\u1ed1i n\u1ebfu \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh<\/li>\n\n\n\n<li>H\u1ed3 s\u01a1 n\u01b0\u1edbng n\u1ebfu m\u1ea1 \u0111i\u1ec7n v\u00e0 \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u<\/li>\n\n\n\n<li>B\u1ea3o v\u1ec7 \u0111\u00f3ng g\u00f3i cho ch\u1ee7 \u0111\u1ec1<\/li>\n<\/ol>\n\n\n\n<p>L\u1edbp ph\u1ee7 s\u00e1ng kh\u00f4ng ch\u1ee9ng t\u1ecf vi\u1ec7c l\u1eafp r\u00e1p s\u1ebd v\u1eeba kh\u00edt.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn c\u1ee7a ng\u01b0\u1eddi mua<\/h2>\n\n\n\n<p>\u0110\u00e2y l\u00e0 nh\u1eefng v\u1ea5n \u0111\u1ec1 t\u00f4i th\u1ea5y th\u01b0\u1eddng xuy\u00ean nh\u1ea5t:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1eb7t h\u00e0ng \u201cB7 bu l\u00f4ng\u201d kh\u00f4ng c\u00f3 c\u1ea5p \u0111\u1ed9 \u0111ai \u1ed1c.<\/li>\n\n\n\n<li>Tr\u1ed9n c\u00e1c \u0111inh t\u00e1n v\u1edbi c\u00e1c lo\u1ea1i h\u1ea1t \u0111a n\u0103ng.<\/li>\n\n\n\n<li>Qu\u00ean m\u1ea5t d\u00f2ng thread, nh\u1ea5t l\u00e0 UNC vs 8UN.<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u l\u1edbp ph\u1ee7 m\u00e0 kh\u00f4ng ki\u1ec3m tra \u0111\u1ed9 kh\u00edt c\u1ee7a \u0111ai \u1ed1c.<\/li>\n\n\n\n<li>Kh\u00f4ng x\u00e1c nh\u1eadn lo\u1ea1i m\u1eb7t b\u00edch tr\u01b0\u1edbc khi ch\u1ecdn chi\u1ec1u d\u00e0i \u0111inh.<\/li>\n\n\n\n<li>X\u1eed l\u00fd B7 gi\u1ed1ng nh\u01b0 s\u1ed1 li\u1ec7u 10.9.<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u gi\u1ea5y ch\u1ee9ng nh\u1eadn sau khi h\u00e0ng h\u00f3a \u0111\u01b0\u1ee3c \u0111\u00f3ng g\u00f3i.<\/li>\n\n\n\n<li>Kh\u00f4ng kh\u1edbp v\u1edbi s\u1ed1 nhi\u1ec7t, b\u00e1o c\u00e1o v\u00e0 nh\u00e3n th\u00f9ng carton.<\/li>\n<\/ul>\n\n\n\n<p>H\u1ea7u h\u1ebft nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y \u0111\u1ec1u c\u00f3 th\u1ec3 tr\u00e1nh \u0111\u01b0\u1ee3c \u1edf giai \u0111o\u1ea1n \u0111\u1ea7u. (RFQ)<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">RFQ Danh s\u00e1ch ki\u1ec3m tra cho ASTM A193 B7 Bu l\u00f4ng<\/h2>\n\n\n\n<p>Tr\u01b0\u1edbc khi y\u00eau c\u1ea7u b\u00e1o gi\u00e1, h\u00e3y cung c\u1ea5p:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>RFQ M\u1ee5c<\/th><th>Ng\u01b0\u1eddi mua n\u00ean cung c\u1ea5p nh\u1eefng g\u00ec<\/th><\/tr><\/thead><tbody><tr><td>Lo\u1ea1i s\u1ea3n ph\u1ea9m<\/td><td>Bu l\u00f4ng \u0111inh, bu l\u00f4ng l\u1ee5c gi\u00e1c, thanh ren ho\u1eb7c b\u1ed9 ph\u1eadn t\u00f9y ch\u1ec9nh<\/td><\/tr><tr><td>Ti\u00eau chu\u1ea9n<\/td><td>ASTM A193 B7<\/td><\/tr><tr><td>K\u00edch th\u01b0\u1edbc<\/td><td>\u0110\u01b0\u1eddng k\u00ednh, chi\u1ec1u d\u00e0i, chu\u1ed7i ren<\/td><\/tr><tr><td>h\u1ea1t<\/td><td>ASTM A194 2H ho\u1eb7c c\u1ea5p \u0111\u1ed9 do d\u1ef1 \u00e1n ch\u1ec9 \u0111\u1ecbnh<\/td><\/tr><tr><td>K\u1ebft th\u00fac<\/td><td>\u0110\u1ed3ng b\u1eb1ng, \u0111en, k\u1ebdm, HDG, PTFE, v\u1ea3y k\u1ebdm, v.v.<\/td><\/tr><tr><td>\u1ee8ng d\u1ee5ng<\/td><td>M\u1eb7t b\u00edch, van, b\u00ecnh ch\u1ee9a, m\u00e1y b\u01a1m, b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t<\/td><\/tr><tr><td>Documents<\/td><td>MTC, b\u00e1o c\u00e1o \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 b\u1ec1n k\u00e9o, l\u1edbp ph\u1ee7<\/td><\/tr><tr><td>\u0111\u00f3ng g\u00f3i<\/td><td>Nh\u00e3n l\u00f4, b\u1ea3o v\u1ec7 ren, truy xu\u1ea5t ngu\u1ed3n g\u1ed1c l\u00f4<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ec3 so s\u00e1nh s\u1ea3n ph\u1ea9m ti\u00eau chu\u1ea9n, ng\u01b0\u1eddi mua c\u0169ng c\u00f3 th\u1ec3 xem x\u00e9t <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/standard-fasteners\/\">\u1ed1c v\u00edt ti\u00eau chu\u1ea9n<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1eddi khuy\u00ean cu\u1ed1i c\u00f9ng<\/h2>\n\n\n\n<p>ASTM A193 B7 bu l\u00f4ng kh\u00f4ng ph\u1ea3i l\u00e0 ph\u1ea7n c\u1ee9ng th\u00f4ng th\u01b0\u1eddng. Ch\u00fang l\u00e0 nh\u1eefng v\u1eadt li\u1ec7u b\u1eaft v\u00edt c\u1ee7a d\u1ef1 \u00e1n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf nh\u1eefng n\u01a1i c\u1ea7n ki\u1ec3m so\u00e1t \u00e1p su\u1ea5t, nhi\u1ec7t \u0111\u1ed9, t\u1ea3i tr\u1ecdng v\u00e0 ki\u1ec3m tra.<\/p>\n\n\n\n<p>M\u1ed9t th\u1ee9 t\u1ef1 \u0111\u00fang ph\u1ea3i x\u00e1c \u0111\u1ecbnh lo\u1ea1i, ren, chi\u1ec1u d\u00e0i, \u0111ai \u1ed1c, l\u1edbp ph\u1ee7, t\u00e0i li\u1ec7u v\u00e0 bao b\u00ec ph\u00f9 h\u1ee3p. N\u1ebfu nh\u1eefng chi ti\u1ebft \u0111\u00f3 r\u00f5 r\u00e0ng tr\u01b0\u1edbc khi s\u1ea3n xu\u1ea5t th\u00ec c\u00f3 th\u1ec3 tr\u00e1nh \u0111\u01b0\u1ee3c h\u1ea7u h\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 l\u1eafp r\u00e1p v\u00e0 t\u1eeb ch\u1ed1i t\u1ea1i \u0111\u1ecba \u0111i\u1ec3m. (ASTM A194)<\/p>","protected":false},"excerpt":{"rendered":"<p>ASTM A193 B7 bolts are common in flange joints, valves, pressure vessels, heat exchangers, pumps, and petrochemical piping. In daily inspection work, we usually see them as stud bolts, threaded rods, or heavy-duty bolts supplied with matching ASTM A194 2H nuts. The part may look like an ordinary alloy steel bolt. It is not. B7 [&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":[486],"class_list":["post-6715","post","type-post","status-publish","format-standard","hentry","category-fastener-knowledge-library","tag-bolt-knowledge"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6715","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=6715"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6715\/revisions"}],"predecessor-version":[{"id":6716,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6715\/revisions\/6716"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=6715"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/categories?post=6715"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/tags?post=6715"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}