{"id":6558,"date":"2025-02-06T15:04:22","date_gmt":"2025-02-06T07:04:22","guid":{"rendered":"https:\/\/xzfastener.com\/?p=6558"},"modified":"2026-06-17T15:05:28","modified_gmt":"2026-06-17T07:05:28","slug":"bolt-types-explained-hex-bolts-flange-bolts-carriage-bolts-and-more","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/vi\/bolt-types-explained-hex-bolts-flange-bolts-carriage-bolts-and-more\/","title":{"rendered":"Gi\u1ea3i th\u00edch v\u1ec1 c\u00e1c lo\u1ea1i bu l\u00f4ng: Bu l\u00f4ng l\u1ee5c gi\u00e1c, Bu l\u00f4ng m\u1eb7t b\u00edch, Bu l\u00f4ng v\u1eadn chuy\u1ec3n v\u00e0 h\u01a1n th\u1ebf n\u1eefa"},"content":{"rendered":"<p>Ch\u1ecdn lo\u1ea1i bu l\u00f4ng ph\u00f9 h\u1ee3p kh\u00f4ng ch\u1ec9 l\u00e0 v\u1ea5n \u0111\u1ec1 \u0111\u01b0\u1eddng k\u00ednh v\u00e0 chi\u1ec1u d\u00e0i. Trong mua s\u1eafm th\u1ef1c t\u1ebf, ki\u1ec3u \u0111\u1ea7u, chi\u1ec1u d\u00e0i ren, c\u1ea5p \u0111\u1ed9, l\u1edbp ph\u1ee7, ph\u01b0\u01a1ng ph\u00e1p l\u1eafp \u0111\u1eb7t v\u00e0 m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t.<\/p>\n\n\n\n<p>Nhi\u1ec1u ng\u01b0\u1eddi mua y\u00eau c\u1ea7u \u201cbu l\u00f4ng\u201d ho\u1eb7c \u201cbu l\u00f4ng l\u1ee5c gi\u00e1c\u201d m\u00e0 kh\u00f4ng gi\u1ea3i th\u00edch \u1ee9ng d\u1ee5ng. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi h\u00e0ng h\u00f3a th\u00f4ng th\u01b0\u1eddng, nh\u01b0ng kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi m\u00e1y m\u00f3c, k\u1ebft c\u1ea5u th\u00e9p, thi\u1ebft b\u1ecb ngo\u00e0i tr\u1eddi ho\u1eb7c c\u00e1c c\u1ee5m l\u1eafp r\u00e1p t\u00f9y ch\u1ec9nh. (M12)<\/p>\n\n\n\n<p>N\u00ean ch\u1ecdn bu l\u00f4ng theo c\u00e1ch l\u1eafp \u0111\u1eb7t v\u00e0 t\u1ea3i tr\u1ecdng m\u00e0 n\u00f3 ph\u1ea3i ch\u1ecbu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c lo\u1ea1i bu l\u00f4ng ph\u1ed5 bi\u1ebfn v\u00e0 n\u01a1i ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng<\/h2>\n\n\n\n<p>C\u00e1c lo\u1ea1i bu l\u00f4ng kh\u00e1c nhau gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 l\u1eafp r\u00e1p kh\u00e1c nhau. B\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y cung c\u1ea5p c\u00e1i nh\u00ecn t\u1ed5ng quan th\u1ef1c t\u1ebf cho ng\u01b0\u1eddi mua.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Lo\u1ea1i bu l\u00f4ng<\/th><th>\u1ee8ng d\u1ee5ng chung<\/th><th>\u0110i\u1ec3m ch\u1ecdn ph\u00edm<\/th><\/tr><\/thead><tbody><tr><td>Bu l\u00f4ng l\u1ee5c gi\u00e1c<\/td><td>M\u00e1y m\u00f3c, x\u00e2y d\u1ef1ng, l\u1eafp r\u00e1p t\u1ed5ng h\u1ee3p<\/td><td>Truy c\u1eadp c\u1edd l\u00ea d\u1ec5 d\u00e0ng v\u00e0 t\u00ednh s\u1eb5n c\u00f3 r\u1ed9ng r\u00e3i<\/td><\/tr><tr><td>Bu l\u00f4ng m\u1eb7t b\u00edch<\/td><td>Khung, gi\u00e1 \u0111\u1ee1, l\u1eafp r\u00e1p thi\u1ebft b\u1ecb<\/td><td>B\u1ec1 m\u1eb7t ch\u1ecbu l\u1ef1c t\u00edch h\u1ee3p d\u01b0\u1edbi \u0111\u1ea7u<\/td><\/tr><tr><td>Bu l\u00f4ng v\u1eadn chuy\u1ec3n<\/td><td>G\u1ed7, k\u1ebft c\u1ea5u nh\u1eb9, t\u1ea5m<\/td><td>C\u1ed5 vu\u00f4ng ng\u0103n ng\u1eeba xoay<\/td><\/tr><tr><td>Bu l\u00f4ng l\u1ee5c gi\u00e1c n\u1eb7ng<\/td><td>K\u1ebft c\u1ea5u th\u00e9p v\u00e0 c\u00e1c m\u1ed1i n\u1ed1i ch\u1ecbu t\u1ea3i n\u1eb7ng<\/td><td>\u0110\u1ea7u l\u1edbn h\u01a1n cho c\u00e1c \u1ee9ng d\u1ee5ng t\u1ea3i cao<\/td><\/tr><tr><td>Bu l\u00f4ng \u0111\u1ea7u \u1ed5 c\u1eafm<\/td><td>M\u00e1y m\u00f3c v\u00e0 c\u1ee5m l\u1eafp r\u00e1p nh\u1ecf g\u1ecdn<\/td><td>H\u1eefu \u00edch khi kh\u00f4ng gian b\u1ecb h\u1ea1n ch\u1ebf<\/td><\/tr><tr><td>Bu l\u00f4ng m\u1eaft<\/td><td>\u0110i\u1ec3m n\u00e2ng, gi\u00e0n, \u0111i\u1ec3m h\u1ed7 tr\u1ee3<\/td><td>H\u01b0\u1edbng t\u1ea3i ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t<\/td><\/tr><tr><td>bu-l\u00f4ng ch\u1eef T<\/td><td>Khe m\u00e1y v\u00e0 profile nh\u00f4m<\/td><td>K\u00edch th\u01b0\u1edbc \u0111\u1ea7u ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi khe<\/td><\/tr><tr><td>Bu l\u00f4ng neo<\/td><td>M\u00f3ng b\u00ea t\u00f4ng v\u00e0 c\u1ed9t th\u00e9p<\/td><td>Nh\u00fang v\u00e0 chi\u1ebfu l\u00e0 r\u1ea5t quan tr\u1ecdng<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi t\u00ecm ngu\u1ed3n cung \u1ee9ng chung, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 xem x\u00e9t c\u00f3 s\u1eb5n <a href=\"https:\/\/xzfastener.com\/vi\/fastener-type\/bolts\/\">s\u1ea3n ph\u1ea9m bu l\u00f4ng<\/a> v\u00e0 \u0111\u1ea7y \u0111\u1ee7 <a href=\"https:\/\/xzfastener.com\/vi\/home\/products\/\">d\u00f2ng s\u1ea3n ph\u1ea9m chi ti\u1ebft si\u1ebft ch\u1eb7t<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1ch ch\u1ecdn lo\u1ea1i bu l\u00f4ng ph\u00f9 h\u1ee3p<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">B\u1eaft \u0111\u1ea7u v\u1edbi \u0111i\u1ec1u ki\u1ec7n l\u1eafp r\u00e1p<\/h3>\n\n\n\n<p>Tr\u01b0\u1edbc khi ch\u1ecdn bu l\u00f4ng, h\u00e3y x\u00e1c nh\u1eadn:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Kh\u1edbp c\u00f3 th\u1ec3 th\u00e1o r\u1eddi hay v\u0129nh vi\u1ec5n?<\/li>\n\n\n\n<li>T\u1ea3i tr\u1ecdng k\u00e9o, c\u1eaft, t\u0129nh hay \u0111\u1ed9ng?<\/li>\n\n\n\n<li>B\u1ed9 ph\u1eadn l\u1eafp r\u00e1p c\u00f3 b\u1ecb rung kh\u00f4ng?<\/li>\n\n\n\n<li>Quy\u1ec1n truy c\u1eadp v\u00e0o c\u1edd l\u00ea ho\u1eb7c \u1ed5 c\u1eafm c\u00f3 b\u1ecb gi\u1edbi h\u1ea1n kh\u00f4ng?<\/li>\n\n\n\n<li>C\u00f3 c\u1ea7n b\u1ea3o v\u1ec7 ch\u1ed1ng \u0103n m\u00f2n kh\u00f4ng?<\/li>\n\n\n\n<li>C\u00e1c \u0111ai \u1ed1c v\u00e0 v\u00f2ng \u0111\u1ec7m c\u00f3 \u0111\u01b0\u1ee3c bao g\u1ed3m trong thi\u1ebft k\u1ebf kh\u00f4ng?<\/li>\n<\/ol>\n\n\n\n<p>Bu l\u00f4ng m\u1eb7t b\u00edch c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m kh\u00f4ng gian v\u00f2ng \u0111\u1ec7m. Bu l\u00f4ng \u0111\u1ea7u \u1ed5 c\u1eafm c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 khe h\u1edf. Bu l\u00f4ng v\u1eadn chuy\u1ec3n c\u00f3 th\u1ec3 ng\u0103n ng\u1eeba s\u1ef1 xoay trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t. Bu l\u00f4ng l\u1ee5c gi\u00e1c c\u00f3 th\u1ec3 l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn ti\u1ebft ki\u1ec7m nh\u1ea5t cho m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng th\u00f4ng th\u01b0\u1eddng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ti\u00eau chu\u1ea9n, c\u1ea5p \u0111\u1ed9 v\u00e0 v\u1eadt li\u1ec7u quan tr\u1ecdng<\/h2>\n\n\n\n<p>Ri\u00eang lo\u1ea1i bu l\u00f4ng kh\u00f4ng x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t. Ng\u01b0\u1eddi mua c\u0169ng c\u1ea7n ti\u00eau chu\u1ea9n, c\u1ea5p \u0111\u1ed9, v\u1eadt li\u1ec7u v\u00e0 \u0111\u1ed9 ho\u00e0n thi\u1ec7n.<\/p>\n\n\n\n<p>C\u00e1c ti\u00eau chu\u1ea9n ph\u1ed5 bi\u1ebfn bao g\u1ed3m DIN, ISO, ASTM, ANSI, ASME, v\u00e0 EN. C\u00e1c c\u1ea5p \u0111\u1ed9 b\u1ec1n c\u00f3 th\u1ec3 bao g\u1ed3m c\u1ea5p 4.8, 8.8, 10.9, 12.9, A2-70, A4-80, ASTM A193 B7, ho\u1eb7c ASTM t\u00f9y thu\u1ed9c v\u00e0o d\u1ef1 \u00e1n.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng v\u1ec1 t\u1ea3i, h\u00e3y xem l\u1ea1i <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/high-strength-fasteners\/\">\u1ed1c v\u00edt c\u01b0\u1eddng \u0111\u1ed9 cao<\/a> tr\u01b0\u1edbc khi x\u00e1c nh\u1eadn th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nh\u1eefng sai l\u1ea7m mua h\u00e0ng ph\u1ed5 bi\u1ebfn<\/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>Ch\u1ec9 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1eddng k\u00ednh bu l\u00f4ng m\u00e0 kh\u00f4ng c\u00f3 lo\u1ea1i \u0111\u1ea7u<\/li>\n\n\n\n<li>Tr\u1ed9n c\u00e1c bu l\u00f4ng to\u00e0n ren v\u00e0 m\u1ed9t ph\u1ea7n ren m\u00e0 kh\u00f4ng ki\u1ec3m tra v\u1ecb tr\u00ed t\u1ea3i<\/li>\n\n\n\n<li>Ch\u1ecdn lo\u1ea1i cao c\u1ea5p m\u00e0 kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi lo\u1ea1i \u0111ai \u1ed1c<\/li>\n\n\n\n<li>B\u1ecf qua \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7 v\u00e0 \u0111\u1ed9 v\u1eeba v\u1eb7n c\u1ee7a ren<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng bu l\u00f4ng m\u1ea1 k\u1ebdm trong nh\u00e0 cho d\u1ecbch v\u1ee5 ngo\u00e0i tr\u1eddi<\/li>\n\n\n\n<li>\u0110\u1eb7t h\u00e0ng t\u1eeb m\u1eabu m\u00e0 kh\u00f4ng x\u00e1c nh\u1eadn ti\u00eau chu\u1ea9n ban \u0111\u1ea7u<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n ngo\u00e0i tr\u1eddi ho\u1eb7c nh\u1ea1y c\u1ea3m v\u1edbi s\u1ef1 \u0103n m\u00f2n, h\u00e3y so s\u00e1nh <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/various-coated-fasteners\/\">\u1ed1c v\u00edt tr\u00e1ng<\/a> tr\u01b0\u1edbc khi ho\u00e0n thi\u1ec7n ph\u1ea7n k\u1ebft th\u00fac.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Khi c\u1ea7n bu l\u00f4ng t\u00f9y ch\u1ec9nh<\/h2>\n\n\n\n<p>Bu l\u00f4ng ti\u00eau chu\u1ea9n l\u00e0 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u khi ph\u00f9 h\u1ee3p v\u1edbi thi\u1ebft k\u1ebf. Tuy nhi\u00ean, bu l\u00f4ng t\u00f9y ch\u1ec9nh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi c\u00e1c h\u00ecnh d\u1ea1ng \u0111\u1ea7u \u0111\u1eb7c bi\u1ec7t, chi\u1ec1u d\u00e0i ren d\u00e0i h\u01a1n, k\u00edch th\u01b0\u1edbc th\u00e2n b\u1ea5t th\u01b0\u1eddng, l\u1edbp ph\u1ee7 \u0111\u1eb7c bi\u1ec7t ho\u1eb7c c\u1ee5m l\u1eafp r\u00e1p d\u1ef1a tr\u00ean b\u1ea3n v\u1ebd.<\/p>\n\n\n\n<p>Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p \u0111\u00f3, 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 m\u1eabu \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1eddi khuy\u00ean cu\u1ed1i c\u00f9ng<\/h2>\n\n\n\n<p>Lo\u1ea1i bu l\u00f4ng t\u1ed1t nh\u1ea5t l\u00e0 lo\u1ea1i ph\u00f9 h\u1ee3p v\u1edbi m\u1ed1i n\u1ed1i, ph\u01b0\u01a1ng ph\u00e1p l\u1eafp \u0111\u1eb7t, t\u1ea3i tr\u1ecdng, m\u00f4i tr\u01b0\u1eddng v\u00e0 m\u1ee5c ti\u00eau chi ph\u00ed. B\u1eaft \u0111\u1ea7u v\u1edbi \u1ee9ng d\u1ee5ng. Sau \u0111\u00f3 x\u00e1c nh\u1eadn ti\u00eau chu\u1ea9n, k\u00edch th\u01b0\u1edbc, v\u1eadt li\u1ec7u, c\u1ea5p \u0111\u1ed9, \u0111\u01b0\u1eddng ch\u1ec9, l\u1edbp ho\u00e0n thi\u1ec7n v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n<p>C\u00e1ch ti\u1ebfp c\u1eadn \u0111\u00f3 gi\u00fap ng\u01b0\u1eddi mua tr\u00e1nh \u0111\u1eb7t h\u00e0ng sai th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 cung c\u1ea5p cho nh\u00e0 cung c\u1ea5p \u0111\u1ee7 th\u00f4ng tin \u0111\u1ec3 b\u00e1o gi\u00e1 ch\u00ednh x\u00e1c.<\/p>","protected":false},"excerpt":{"rendered":"<p>Choosing the right bolt type is not only a matter of diameter and length. In real procurement, the head style, thread length, grade, coating, installation method, and working environment all affect performance. Many buyers ask for \u201cM12 bolts\u201d or \u201chex bolts\u201d without explaining the application. That may be fine for general stock, but not for [&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":[501],"class_list":["post-6558","post","type-post","status-publish","format-standard","hentry","category-fastener-knowledge-library","tag-fastener-types-applications"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6558","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=6558"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6558\/revisions"}],"predecessor-version":[{"id":6559,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6558\/revisions\/6559"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=6558"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/categories?post=6558"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/tags?post=6558"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}