{"id":6585,"date":"2023-06-22T18:18:42","date_gmt":"2023-06-22T10:18:42","guid":{"rendered":"https:\/\/xzfastener.com\/?p=6585"},"modified":"2026-06-17T18:20:04","modified_gmt":"2026-06-17T10:20:04","slug":"bolt-thread-length-guide-full-thread-half-thread-and-custom-lengths","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/vi\/bolt-thread-length-guide-full-thread-half-thread-and-custom-lengths\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn v\u1ec1 chi\u1ec1u d\u00e0i ren bu l\u00f4ng: To\u00e0n ren, n\u1eeda ren v\u00e0 \u0111\u1ed9 d\u00e0i t\u00f9y ch\u1ec9nh"},"content":{"rendered":"<p>Chi\u1ec1u d\u00e0i ren bu l\u00f4ng l\u00e0 m\u1ed9t trong nh\u1eefng chi ti\u1ebft m\u00e0 ng\u01b0\u1eddi mua th\u01b0\u1eddng b\u1ecf qua trong RFQ. \u0110\u01b0\u1eddng k\u00ednh bu l\u00f4ng v\u00e0 chi\u1ec1u d\u00e0i t\u1ed5ng th\u1ec3 c\u00f3 th\u1ec3 \u0111\u00fang nh\u01b0ng vi\u1ec7c l\u1eafp r\u00e1p v\u1eabn c\u00f3 th\u1ec3 b\u1ecb l\u1ed7i n\u1ebfu ph\u1ea7n ren qu\u00e1 ng\u1eafn, qu\u00e1 d\u00e0i ho\u1eb7c \u0111\u1eb7t sai v\u00f9ng ch\u1ecbu t\u1ea3i.<\/p>\n\n\n\n<p>Trong mua b\u00e1n qu\u1ed1c t\u1ebf, \u201cn\u1eeda ren\u201d th\u01b0\u1eddng c\u00f3 ngh\u0129a l\u00e0 bu l\u00f4ng c\u00f3 ren m\u1ed9t ph\u1ea7n. N\u00f3 kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng c\u00f3 ngh\u0129a ch\u00ednh x\u00e1c l\u00e0 50% thread. Chi\u1ec1u d\u00e0i ren th\u1ef1c t\u1ebf ph\u1ee5 thu\u1ed9c v\u00e0o ti\u00eau chu\u1ea9n, k\u00edch th\u01b0\u1edbc bu l\u00f4ng v\u00e0 chi\u1ec1u d\u00e0i t\u1ed5ng th\u1ec3.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Bu l\u00f4ng to\u00e0n ren so v\u1edbi bu l\u00f4ng n\u1eeda ren<\/h2>\n\n\n\n<p>Bu l\u00f4ng ren \u0111\u1ea7y \u0111\u1ee7 c\u00f3 ren d\u1ecdc theo h\u1ea7u h\u1ebft ho\u1eb7c to\u00e0n b\u1ed9 th\u00e2n. Bu l\u00f4ng n\u1eeda ren, ho\u1eb7c bu l\u00f4ng c\u00f3 ren m\u1ed9t ph\u1ea7n, c\u00f3 ph\u1ea7n th\u00e2n kh\u00f4ng c\u00f3 ren b\u00ean d\u01b0\u1edbi \u0111\u1ea7u.<\/p>\n\n\n\n<p>C\u1ea3 hai \u0111\u1ec1u h\u1eefu \u00edch, nh\u01b0ng ch\u00fang kh\u00f4ng th\u1ec3 thay th\u1ebf cho nhau trong m\u1ed7i l\u1ea7n l\u1eafp r\u00e1p.<\/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>Ti\u00eau chu\u1ea9n chung<\/th><th>S\u1eed d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/th><th>M\u1ed1i quan t\u00e2m ch\u00ednh<\/th><\/tr><\/thead><tbody><tr><td>Bu l\u00f4ng ren \u0111\u1ea7y \u0111\u1ee7<\/td><td>DIN 933, ISO 4017<\/td><td>Ch\u1ed1t chung, c\u00e1c b\u1ed9 ph\u1eadn m\u1ecfng, k\u1eb9p c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh<\/td><td>Ch\u1ee7 \u0111\u1ec1 c\u00f3 th\u1ec3 \u0111i v\u00e0o khu v\u1ef1c c\u1eaft<\/td><\/tr><tr><td>Bu l\u00f4ng ren m\u1ed9t ph\u1ea7n<\/td><td>DIN 931, ISO 4014<\/td><td>M\u1ed1i n\u1ed1i d\u00e0y h\u01a1n, k\u1ebft n\u1ed1i ch\u1ecbu l\u1ef1c c\u1eaft<\/td><td>Chi\u1ec1u d\u00e0i c\u00e1n ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi chi\u1ec1u d\u00e0i c\u00e1n<\/td><\/tr><tr><td>Bu l\u00f4ng chi\u1ec1u d\u00e0i ren t\u00f9y ch\u1ec9nh<\/td><td>D\u1ef1a tr\u00ean b\u1ea3n v\u1ebd<\/td><td>OEM, m\u00e1y m\u00f3c, \u0111\u1ed3 \u0111\u1ea1c, k\u1ebft c\u1ea5u \u0111\u1eb7c bi\u1ec7t<\/td><td>C\u1ea7n b\u1ea3n v\u1ebd r\u00f5 r\u00e0ng v\u00e0 dung sai<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 xem x\u00e9t chung <a href=\"https:\/\/xzfastener.com\/vi\/fastener-type\/bolts\/\">s\u1ea3n ph\u1ea9m bu l\u00f4ng<\/a> ho\u1eb7c <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/standard-fasteners\/\">\u1ed1c v\u00edt ti\u00eau chu\u1ea9n<\/a> tr\u01b0\u1edbc khi quy\u1ebft \u0111\u1ecbnh ki\u1ec3u lu\u1ed3ng n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi \u1ee9ng d\u1ee5ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1i sao \u0111\u1ed9 d\u00e0i ch\u1ee7 \u0111\u1ec1 l\u1ea1i quan tr\u1ecdng<\/h2>\n\n\n\n<p>Chi\u1ec1u d\u00e0i ren \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 g\u1eafn k\u1ebft c\u1ee7a \u0111ai \u1ed1c, l\u1ef1c k\u1eb9p, \u0111\u1ed9 b\u1ec1n c\u1eaft, khe h\u1edf l\u1eafp \u0111\u1eb7t v\u00e0 chi ph\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110i\u1ec3m l\u1ef1a ch\u1ecdn ch\u00ednh<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Y\u1ebfu t\u1ed1<\/th><th>T\u1ea1i sao n\u00f3 quan tr\u1ecdng<\/th><\/tr><\/thead><tbody><tr><td>s\u1ef1 tham gia c\u1ee7a h\u1ea1t<\/td><td>T\u01b0\u01a1ng t\u00e1c qu\u00e1 \u00edt c\u00f3 th\u1ec3 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng \u0111\u1ee9t ch\u1ec9<\/td><\/tr><tr><td>Chi\u1ec1u d\u00e0i tay c\u1ea7m<\/td><td>Th\u00e2n ch\u01b0a ren n\u00ean l\u1eafp v\u1eeba c\u00e1c chi ti\u1ebft \u0111\u01b0\u1ee3c k\u1eb9p khi c\u1ea7n thi\u1ebft<\/td><\/tr><tr><td>M\u1eb7t ph\u1eb3ng c\u1eaft<\/td><td>Ren trong m\u1eb7t ph\u1eb3ng c\u1eaft c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t c\u1ee7a m\u1ed1i n\u1ed1i<\/td><\/tr><tr><td>Kh\u00f4ng gian l\u1eafp \u0111\u1eb7t<\/td><td>S\u1ee3i th\u1eeba c\u00f3 th\u1ec3 g\u00e2y tr\u1edf ng\u1ea1i cho c\u00e1c b\u1ed9 ph\u1eadn l\u00e2n c\u1eadn<\/td><\/tr><tr><td>\u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7<\/td><td>HDG ho\u1eb7c c\u00e1c s\u1ee3i \u0111\u01b0\u1ee3c ph\u1ee7 c\u00f3 th\u1ec3 c\u1ea7n ki\u1ec3m tra \u0111\u1ed9 kh\u00edt<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c m\u1ed1i n\u1ed1i ch\u1ecbu t\u1ea3i cao, chi\u1ec1u d\u00e0i ren ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn c\u00f9ng v\u1edbi c\u1ea5p bu l\u00f4ng, c\u1ea5p \u0111ai \u1ed1c v\u00e0 \u0111\u1ed9 c\u1ee9ng c\u1ee7a v\u00f2ng \u0111\u1ec7m. Ng\u01b0\u1eddi mua x\u1eed l\u00fd c\u00e1c \u1ee9ng d\u1ee5ng n\u1eb7ng c\u0169ng n\u00ean so s\u00e1nh <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/high-strength-fasteners\/\">\u1ed1c v\u00edt c\u01b0\u1eddng \u0111\u1ed9 cao<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Khi n\u00e0o n\u00ean ch\u1ecdn bu l\u00f4ng ren \u0111\u1ea7y \u0111\u1ee7<\/h2>\n\n\n\n<p>Bu l\u00f4ng ren \u0111\u1ea7y \u0111\u1ee7 l\u00e0 th\u1ef1c t\u1ebf khi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c k\u1eb9p m\u1ecfng.<\/li>\n\n\n\n<li>C\u1ea7n \u0111i\u1ec1u ch\u1ec9nh d\u1ecdc theo chi\u1ec1u d\u00e0i bu l\u00f4ng.<\/li>\n\n\n\n<li>Bu l\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u1eafp r\u00e1p chung.<\/li>\n\n\n\n<li>T\u00ecnh tr\u1ea1ng s\u1eb5n c\u00f3 trong kho v\u00e0 v\u1ea5n \u0111\u1ec1 giao h\u00e0ng nhanh ch\u00f3ng.<\/li>\n\n\n\n<li>T\u1ea3i tr\u1ecdng ch\u1ee7 y\u1ebfu l\u00e0 k\u1eb9p ch\u1ee9 kh\u00f4ng ph\u1ea3i c\u1eaft qua th\u00e2n.<\/li>\n<\/ul>\n\n\n\n<p>Ch\u00fang ph\u1ed5 bi\u1ebfn trong v\u1ecf m\u00e1y m\u00f3c, gi\u00e1 \u0111\u1ee1, khung \u0111\u00e8n v\u00e0 c\u00e1c c\u1ee5m c\u00f4ng nghi\u1ec7p n\u00f3i chung.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Khi n\u00e0o n\u00ean ch\u1ecdn bu l\u00f4ng ren m\u1ed9t ph\u1ea7n<\/h2>\n\n\n\n<p>Bu l\u00f4ng ren m\u1ed9t ph\u1ea7n s\u1ebd t\u1ed1t h\u01a1n khi th\u00e2n tr\u01a1n ph\u1ea3i ch\u1ecbu t\u1ea3i c\u1eaft ho\u1eb7c l\u1eafp ch\u1eb7t qua m\u1ed1i n\u1ed1i.<\/p>\n\n\n\n<p>Ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>K\u1ebft c\u1ea5u th\u00e9p<\/li>\n\n\n\n<li>Khung m\u00e1y m\u00f3c<\/li>\n\n\n\n<li>Thi\u1ebft b\u1ecb n\u1eb7ng<\/li>\n\n\n\n<li>Gi\u00e1 \u0111\u1ee1 \u00f4 t\u00f4<\/li>\n\n\n\n<li>B\u1ed9 ph\u1eadn ch\u1ecbu l\u1ef1c<\/li>\n<\/ul>\n\n\n\n<p>Sai l\u1ea7m c\u1ea7n tr\u00e1nh l\u00e0 ch\u1ec9 \u0111\u1eb7t h\u00e0ng theo chi\u1ec1u d\u00e0i t\u1ed5ng th\u1ec3. Lu\u00f4n x\u00e1c nh\u1eadn chi\u1ec1u d\u00e0i ch\u1ec9 v\u00e0 chi\u1ec1u d\u00e0i tay c\u1ea7m.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Khi c\u1ea7n \u0111\u1ed9 d\u00e0i ren t\u00f9y ch\u1ec9nh<\/h2>\n\n\n\n<p>Chi\u1ec1u d\u00e0i ren t\u00f9y ch\u1ec9nh \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u khi chi\u1ec1u d\u00e0i ren DIN ho\u1eb7c ISO ti\u00eau chu\u1ea9n kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi c\u1ee5m l\u1eafp r\u00e1p. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng g\u1eb7p \u1edf c\u00e1c thi\u1ebft b\u1ecb, \u0111\u1ed3 g\u00e1, b\u1ed9 ph\u1eadn n\u1ec1n m\u00f3ng v\u00e0 m\u00e1y m\u00f3c \u0111\u1eb7c bi\u1ec7t.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c y\u00eau c\u1ea7u d\u1ef1a tr\u00ean b\u1ea3n v\u1ebd, 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 \u0111\u00e1nh d\u1ea5u chi\u1ec1u d\u00e0i s\u1ee3i r\u00f5 r\u00e0ng tr\u00ean b\u1ea3n v\u1ebd.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">RFQ Danh s\u00e1ch ki\u1ec3m tra<\/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<ol class=\"wp-block-list\">\n<li>Ti\u00eau chu\u1ea9n: DIN, ISO, ASTM, ANSI, ho\u1eb7c b\u1ea3n v\u1ebd<\/li>\n\n\n\n<li>\u0110\u01b0\u1eddng k\u00ednh v\u00e0 chi\u1ec1u d\u00e0i t\u1ed5ng th\u1ec3<\/li>\n\n\n\n<li>Chu\u1ed7i \u0111\u1ea7y \u0111\u1ee7, chu\u1ed7i m\u1ed9t ph\u1ea7n ho\u1eb7c \u0111\u1ed9 d\u00e0i chu\u1ed7i t\u00f9y ch\u1ec9nh<\/li>\n\n\n\n<li>Cao \u0111\u1ed9 ren v\u00e0 dung sai n\u1ebfu \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u<\/li>\n\n\n\n<li>L\u1edbp v\u1eadt li\u1ec7u v\u00e0 s\u1ee9c m\u1ea1nh<\/li>\n\n\n\n<li>B\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n ho\u1eb7c l\u1edbp ph\u1ee7<\/li>\n\n\n\n<li>Ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u v\u1ec1 \u0111ai \u1ed1c v\u00e0 v\u00f2ng \u0111\u1ec7m<\/li>\n\n\n\n<li>\u0110i\u1ec1u ki\u1ec7n \u1ee9ng d\u1ee5ng v\u00e0 t\u1ea3i<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1eddi khuy\u00ean cu\u1ed1i c\u00f9ng<\/h2>\n\n\n\n<p>Chi\u1ec1u d\u00e0i ren bu l\u00f4ng n\u00ean \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn theo thi\u1ebft k\u1ebf chung ch\u1ee9 kh\u00f4ng ph\u1ea3i theo th\u00f3i quen. Bu l\u00f4ng ren \u0111\u1ea7y \u0111\u1ee7 r\u1ea5t linh ho\u1ea1t. Bu l\u00f4ng ren m\u1ed9t ph\u1ea7n c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00f9ng c\u1eaft. \u0110\u1ed9 d\u00e0i ren t\u00f9y ch\u1ec9nh gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 l\u1eafp r\u00e1p \u0111\u1eb7c bi\u1ec7t.<\/p>\n\n\n\n<p>RFQ r\u00f5 r\u00e0ng gi\u00fap nh\u00e0 cung c\u1ea5p b\u00e1o gi\u00e1 ch\u00ednh x\u00e1c v\u00e0 ng\u0103n ch\u1eb7n c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 l\u1eafp \u0111\u1eb7t hi\u1ec7n tr\u01b0\u1eddng sau n\u00e0y.<\/p>","protected":false},"excerpt":{"rendered":"<p>Bolt thread length is one of the details buyers often miss in RFQs. The bolt diameter and overall length may be correct, but the assembly can still fail if the threaded section is too short, too long, or placed in the wrong load area. In international purchasing, \u201chalf thread\u201d usually means a partially threaded 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":[486],"class_list":["post-6585","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\/6585","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=6585"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6585\/revisions"}],"predecessor-version":[{"id":6586,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6585\/revisions\/6586"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=6585"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/categories?post=6585"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/tags?post=6585"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}