{"id":6589,"date":"2025-12-18T18:23:55","date_gmt":"2025-12-18T10:23:55","guid":{"rendered":"https:\/\/xzfastener.com\/?p=6589"},"modified":"2026-06-17T18:24:52","modified_gmt":"2026-06-17T10:24:52","slug":"custom-fastener-thread-requirements-pitch-tolerance-and-thread-length","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/vi\/custom-fastener-thread-requirements-pitch-tolerance-and-thread-length\/","title":{"rendered":"Y\u00eau c\u1ea7u v\u1ec1 ren chi ti\u1ebft si\u1ebft ch\u1eb7t t\u00f9y ch\u1ec9nh: Cao \u0111\u1ed9, dung sai v\u00e0 \u0111\u1ed9 d\u00e0i ren"},"content":{"rendered":"

C\u00e1c \u1ed1c v\u00edt t\u00f9y ch\u1ec9nh th\u01b0\u1eddng b\u1ecb h\u1ecfng \u1edf giai \u0111o\u1ea1n ren, kh\u00f4ng ph\u1ea3i v\u00ec nh\u00e0 cung c\u1ea5p kh\u00f4ng th\u1ec3 s\u1ea3n xu\u1ea5t ch\u00fang m\u00e0 v\u00ec y\u00eau c\u1ea7u v\u1ec1 ren kh\u00f4ng \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng tr\u01b0\u1edbc khi s\u1ea3n xu\u1ea5t. B\u1ea3n v\u1ebd c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb h\u00ecnh d\u1ea1ng, chi\u1ec1u d\u00e0i v\u00e0 ki\u1ec3u \u0111\u1ea7u, nh\u01b0ng n\u1ebfu b\u01b0\u1edbc ren, dung sai v\u00e0 chi\u1ec1u d\u00e0i ren kh\u00f4ng r\u00f5 r\u00e0ng th\u00ec b\u1ed9 ph\u1eadn \u0111\u00f3 v\u1eabn c\u00f3 th\u1ec3 kh\u00f4ng s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi mua, \u0111\u00e2y l\u00e0 v\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng g\u1eb7p v\u1edbi bu l\u00f4ng t\u00f9y ch\u1ec9nh, \u1ed1c v\u00edt \u0111\u1eb7c bi\u1ec7t, bu l\u00f4ng \u0111inh t\u00e1n, thanh ren, bu l\u00f4ng neo v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn thay th\u1ebf l\u00e0m theo m\u1eabu. H\u00ecnh d\u1ea1ng b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 nh\u00ecn \u0111\u00fang. C\u00e1c ch\u1ee7 \u0111\u1ec1 c\u00f3 th\u1ec3 tr\u00f4ng s\u1ea1ch s\u1ebd. Nh\u01b0ng n\u1ebfu \u0111ai \u1ed1c kh\u00f4ng v\u1eeba, l\u1ed7 ren qu\u00e1 ch\u1eb7t ho\u1eb7c m\u1ed1i n\u1ed1i ren qu\u00e1 ng\u1eafn th\u00ec \u0111\u01a1n h\u00e0ng s\u1ebd tr\u1edf th\u00e0nh v\u1ea5n \u0111\u1ec1 v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng.<\/p>\n\n\n\n

C\u00e1c y\u00eau c\u1ea7u v\u1ec1 ch\u1ee7 \u0111\u1ec1 ph\u1ea3i \u0111\u01b0\u1ee3c coi l\u00e0 d\u1eef li\u1ec7u k\u1ef9 thu\u1eadt c\u1ed1t l\u00f5i ch\u1ee9 kh\u00f4ng ph\u1ea3i c\u00e1c ghi ch\u00fa v\u1ebd nh\u1ecf.<\/p>\n\n\n\n

T\u1ea1i sao chi ti\u1ebft ch\u1ee7 \u0111\u1ec1 l\u1ea1i quan tr\u1ecdng trong ch\u1ed1t t\u00f9y ch\u1ec9nh<\/h2>\n\n\n\n

Ch\u1ee7 \u0111\u1ec1 ki\u1ec3m so\u00e1t s\u1ef1 ph\u00f9 h\u1ee3p c\u1ee7a c\u1ee5m l\u1eafp r\u00e1p, truy\u1ec1n t\u1ea3i, t\u1ea3i tr\u01b0\u1edbc v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a d\u1ecbch v\u1ee5. Trong c\u00e1c \u0111\u01a1n \u0111\u1eb7t h\u00e0ng chi ti\u1ebft si\u1ebft ch\u1eb7t t\u00f9y ch\u1ec9nh, ren ph\u1ea3i kh\u1edbp v\u1edbi \u0111ai \u1ed1c \u0103n kh\u1edbp, l\u1ed7 ren, v\u1eadt ch\u00e8n, m\u1eb7t b\u00edch ho\u1eb7c th\u00e0nh ph\u1ea7n c\u1ea5u tr\u00fac.<\/p>\n\n\n\n

\u0110\u1ec3 so s\u00e1nh s\u1ea3n ph\u1ea9m chung, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 xem l\u1ea1i to\u00e0n b\u1ed9 s\u1ea3n ph\u1ea9m chi ti\u1ebft si\u1ebft ch\u1eb7t<\/a> ph\u1ea1m vi tr\u01b0\u1edbc khi quy\u1ebft \u0111\u1ecbnh xem m\u1ed9t m\u1eb7t h\u00e0ng ti\u00eau chu\u1ea9n ho\u1eb7c m\u1ed9t ph\u1ea7n t\u00f9y ch\u1ec9nh l\u00e0 c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n

D\u1eef li\u1ec7u ch\u1ee7 \u0111\u1ec1 n\u00e0o n\u00ean x\u00e1c \u0111\u1ecbnh<\/h3>\n\n\n\n
Y\u00eau c\u1ea7u ch\u1ee7 \u0111\u1ec1<\/th>N\u00f3 ki\u1ec3m so\u00e1t nh\u1eefng g\u00ec<\/th>R\u1ee7i ro chung c\u1ee7a ng\u01b0\u1eddi mua<\/th><\/tr><\/thead>
Cao \u0111\u1ed9 ren<\/td>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a \u0111ai \u1ed1c ho\u1eb7c l\u1ed7 ren<\/td>Cao \u0111\u1ed9 sai g\u00e2y ra l\u1ed7i l\u1eafp r\u00e1p<\/td><\/tr>
Dung sai ch\u1ee7 \u0111\u1ec1<\/td>\u0110\u1ed9 ch\u1eb7t ho\u1eb7c \u0111\u1ed9 l\u1ecfng c\u1ee7a s\u1ef1 ph\u00f9 h\u1ee3p<\/td>C\u00e1c b\u1ed9 ph\u1eadn c\u00f3 th\u1ec3 qu\u00e1 ch\u1eb7t ho\u1eb7c qu\u00e1 l\u1ecfng<\/td><\/tr>
Chi\u1ec1u d\u00e0i s\u1ee3i<\/td>V\u1ecb tr\u00ed t\u01b0\u01a1ng t\u00e1c v\u00e0 t\u1ea3i<\/td>Qu\u00e1 ng\u1eafn c\u00f3 th\u1ec3 b\u1ecb bong tr\u00f3c; qu\u00e1 d\u00e0i c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn di\u1ec7n t\u00edch c\u1eaft<\/td><\/tr>
H\u01b0\u1edbng ch\u1ee7 \u0111\u1ec1<\/td>Ch\u1ee7 \u0111\u1ec1 b\u00ean ph\u1ea3i ho\u1eb7c b\u00ean tr\u00e1i<\/td>H\u01b0\u1edbng sai l\u00e0m cho b\u1ed9 ph\u1eadn kh\u00f4ng th\u1ec3 s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c<\/td><\/tr>
Ti\u00eau chu\u1ea9n ch\u1ee7 \u0111\u1ec1<\/td>H\u1ec7 m\u00e9t, UNC, UNF, lu\u1ed3ng \u0111\u1eb7c bi\u1ec7t<\/td>Ng\u0103n ch\u1eb7n s\u1ef1 kh\u00f4ng ph\u00f9 h\u1ee3p c\u1ee7a h\u1ec7 th\u1ed1ng<\/td><\/tr>
Ph\u1ee5 c\u1ea5p l\u1edbp ph\u1ee7<\/td>L\u1eafp ren cu\u1ed1i c\u00f9ng sau khi m\u1ea1 ho\u1eb7c ph\u1ee7<\/td>Ch\u1ee7 \u0111\u1ec1 c\u00f3 th\u1ec3 tr\u1edf n\u00ean ch\u1eb7t ch\u1ebd sau khi ho\u00e0n thi\u1ec7n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn t\u00f9y ch\u1ec9nh, \u1ed1c v\u00edt phi ti\u00eau chu\u1ea9n t\u00f9y ch\u1ec9nh<\/a> ph\u1ea3i lu\u00f4n \u0111\u01b0\u1ee3c tr\u00edch d\u1eabn v\u1edbi c\u00e1c chi ti\u1ebft ch\u1ee7 \u0111\u1ec1 \u0111\u1ea7y \u0111\u1ee7.<\/p>\n\n\n\n

\u0110\u1ec1 xu\u1ea5t ch\u1ee7 \u0111\u1ec1: \u0110\u1eebng \u0111\u1ec3 nh\u00e0 cung c\u1ea5p \u0111o\u00e1n<\/h2>\n\n\n\n

B\u01b0\u1edbc ren l\u00e0 kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c ren trong h\u1ec7 m\u00e9t ho\u1eb7c s\u1ed1 l\u01b0\u1ee3ng ren tr\u00ean m\u1ed7i inch trong h\u1ec7 inch. \u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng m\u1ee5c \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn.<\/p>\n\n\n\n

Vi\u1ebft \u201cM12\u201d kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng \u0111\u1ee7. M12 s\u1ee3i th\u00f4 v\u00e0 M12 s\u1ee3i m\u1ecbn kh\u00f4ng th\u1ec3 thay th\u1ebf cho nhau. V\u1ea5n \u0111\u1ec1 t\u01b0\u01a1ng t\u1ef1 c\u0169ng x\u1ea3y ra v\u1edbi c\u00e1c lu\u1ed3ng UNC v\u00e0 UNF inch.<\/p>\n\n\n\n

V\u00ed d\u1ee5 v\u1ec1 ch\u1ee7 \u0111\u1ec1 ph\u1ed5 bi\u1ebfn<\/h3>\n\n\n\n
Lo\u1ea1i ch\u1ee7 \u0111\u1ec1<\/th>V\u00ed d\u1ee5<\/th>L\u01b0u \u00fd ng\u01b0\u1eddi mua<\/th><\/tr><\/thead>
S\u1ed1 li\u1ec7u th\u00f4<\/td>M12 \u00d7 1.75<\/td>Ren h\u1ec7 m\u00e9t chung chung<\/td><\/tr>
S\u1ed1 li\u1ec7u ph\u1ea1t<\/td>M12 \u00d7 1.5<\/td>Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh t\u1ed1t h\u01a1n ho\u1eb7c c\u1ea7n s\u1ef1 tham gia m\u1ea1nh m\u1ebd h\u01a1n<\/td><\/tr>
UNC<\/td>1\/2\u201d-13<\/td>S\u1ee3i th\u00f4 inch th\u00f4ng th\u01b0\u1eddng<\/td><\/tr>
UNF<\/td>1\/2\u201d-20<\/td>S\u1ee3i ch\u1ec9 m\u1ea3nh, kh\u00f4ng th\u1ec3 thay th\u1ebf b\u1eb1ng UNC<\/td><\/tr>
Ch\u1ee7 \u0111\u1ec1 \u0111\u1eb7c bi\u1ec7t<\/td>M\u1ed7i b\u1ea3n v\u1ebd<\/td>Ph\u1ea3i bao g\u1ed3m h\u1ed3 s\u01a1 ch\u1ee7 \u0111\u1ec1 \u0111\u1ea7y \u0111\u1ee7 v\u00e0 dung sai<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

N\u1ebfu ng\u01b0\u1eddi mua ch\u1ec9 c\u00f3 m\u1eabu c\u0169, nh\u00e0 cung c\u1ea5p n\u00ean ki\u1ec3m tra b\u01b0\u1edbc ren b\u1eb1ng th\u01b0\u1edbc \u0111o tr\u01b0\u1edbc khi b\u00e1o gi\u00e1. H\u00ecnh \u1ea3nh l\u00e0 kh\u00f4ng \u0111\u1ee7.<\/p>\n\n\n\n

Dung sai ch\u1ee7 \u0111\u1ec1: Ph\u00f9 h\u1ee3p ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi h\u1ed9i<\/h2>\n\n\n\n

Dung sai ren x\u00e1c \u0111\u1ecbnh m\u1ee9c \u0111\u1ed9 kh\u00edt hay l\u1ecfng c\u1ee7a ren. \u0110i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c \u1ed1c v\u00edt t\u00f9y ch\u1ec9nh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00e1y m\u00f3c, ph\u1ee5 t\u00f9ng \u00f4 t\u00f4, k\u1ebft c\u1ea5u th\u00e9p, \u0111\u1ed3 \u0111\u1ea1c v\u00e0 s\u1eeda ch\u1eefa thi\u1ebft b\u1ecb.<\/p>\n\n\n\n

Ren l\u1ecfng c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a c\u1ee5m. Ren qu\u00e1 ch\u1eb7t c\u00f3 th\u1ec3 g\u00e2y kh\u00f3 kh\u0103n cho vi\u1ec7c l\u1eafp \u0111\u1eb7t, m\u00f2n, h\u01b0 h\u1ecfng l\u1edbp ph\u1ee7 ho\u1eb7c \u0111\u1ecdc sai m\u00f4-men xo\u1eafn.<\/p>\n\n\n\n

C\u00e2n nh\u1eafc dung sai th\u1ef1c t\u1ebf<\/h3>\n\n\n\n
\u1ee8ng d\u1ee5ng<\/th>M\u1ed1i quan t\u00e2m ph\u00f9 h\u1ee3p \u0111i\u1ec3n h\u00ecnh<\/th><\/tr><\/thead>
L\u1eafp r\u00e1p m\u00e1y m\u00f3c<\/td>C\u00e0i \u0111\u1eb7t tr\u01a1n tru v\u00e0 th\u1eaft ch\u1eb7t l\u1eb7p l\u1ea1i<\/td><\/tr>
M\u1ed1i n\u1ed1i b\u1eaft v\u00edt c\u00f3 \u0111\u1ed9 b\u1ec1n cao<\/td>Ki\u1ec3m so\u00e1t t\u1ea3i tr\u01b0\u1edbc v\u00e0 t\u01b0\u01a1ng t\u00e1c ch\u1ee7 \u0111\u1ec1<\/td><\/tr>
B\u1ed9 ph\u1eadn th\u00e9p kh\u00f4ng g\u1ec9<\/td>Tr\u00e1nh d\u1ed3n d\u1eadp v\u00e0 chi\u1ebfm gi\u1eef<\/td><\/tr>
\u1ed0c v\u00edt tr\u00e1ng<\/td>Ph\u00f9 h\u1ee3p sau l\u1edbp ph\u1ee7 k\u1ebdm, HDG, Dacromet, ho\u1eb7c PTFE<\/td><\/tr>
Ph\u1ee5 t\u00f9ng thay th\u1ebf<\/td>Ph\u00f9 h\u1ee3p v\u1edbi \u0111ai \u1ed1c ho\u1eb7c l\u1ed7 ren hi\u1ec7n c\u00f3<\/td><\/tr>
Thi\u1ebft b\u1ecb ch\u00ednh x\u00e1c<\/td>Ki\u1ec3m so\u00e1t k\u00edch th\u01b0\u1edbc ch\u1eb7t ch\u1ebd h\u01a1n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn t\u00f9y ch\u1ec9nh quan tr\u1ecdng v\u1ec1 t\u1ea3i tr\u1ecdng, ng\u01b0\u1eddi mua c\u0169ng n\u00ean xem x\u00e9t \u1ed1c v\u00edt c\u01b0\u1eddng \u0111\u1ed9 cao<\/a> v\u00e0 x\u00e1c nh\u1eadn y\u00eau c\u1ea7u ki\u1ec3m tra tr\u01b0\u1edbc khi s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n

\u0110\u1ed9 d\u00e0i s\u1ee3i: To\u00e0n b\u1ed9 s\u1ee3i, m\u1ed9t ph\u1ea7n s\u1ee3i ho\u1eb7c \u0111\u1ed9 d\u00e0i \u0111\u1eb7c bi\u1ec7t<\/h2>\n\n\n\n

Chi\u1ec1u d\u00e0i ren \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 b\u00e1m d\u00ednh, \u0111\u1ed9 b\u1ec1n, kho\u1ea3ng h\u1edf l\u1eafp \u0111\u1eb7t v\u00e0 v\u1ecb tr\u00ed t\u1ea3i. N\u00f3 ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n r\u00f5 r\u00e0ng tr\u00ean b\u1ea3n v\u1ebd.<\/p>\n\n\n\n

\u0110\u1eebng cho r\u1eb1ng \u201cn\u1eeda ren\u201d c\u00f3 ngh\u0129a ch\u00ednh x\u00e1c l\u00e0 m\u1ed9t n\u1eeda chi\u1ec1u d\u00e0i bu l\u00f4ng. Trong s\u1ea3n xu\u1ea5t v\u00e0 ti\u00eau chu\u1ea9n, chi\u1ec1u d\u00e0i ren m\u1ed9t ph\u1ea7n ph\u1ee5 thu\u1ed9c v\u00e0o ti\u00eau chu\u1ea9n, k\u00edch th\u01b0\u1edbc v\u00e0 chi\u1ec1u d\u00e0i t\u1ed5ng th\u1ec3.<\/p>\n\n\n\n

H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn \u0111\u1ed9 d\u00e0i s\u1ee3i ch\u1ec9<\/h3>\n\n\n\n
Ki\u1ec3u ch\u1ee7 \u0111\u1ec1<\/th>S\u1eed d\u1ee5ng t\u1ed1t nh\u1ea5t<\/th>R\u1ee7i ro ch\u00ednh<\/th><\/tr><\/thead>
Ren to\u00e0n b\u1ed9<\/td>C\u00e1c b\u1ed9 ph\u1eadn m\u1ecfng, bu\u1ed9c ch\u1eb7t chung, l\u1eafp r\u00e1p c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh<\/td>Ch\u1ee7 \u0111\u1ec1 c\u00f3 th\u1ec3 \u0111i v\u00e0o khu v\u1ef1c c\u1eaft<\/td><\/tr>
Ch\u1ee7 \u0111\u1ec1 m\u1ed9t ph\u1ea7n<\/td>M\u1ed1i n\u1ed1i d\u00e0y h\u01a1n, k\u1ebft n\u1ed1i ch\u1ecbu l\u1ef1c c\u1eaft<\/td>Chi\u1ec1u d\u00e0i c\u00e1n ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi chi\u1ec1u d\u00e0i c\u00e1n<\/td><\/tr>
S\u1ee3i hai \u0111\u1ea7u<\/td>Bu l\u00f4ng \u0111inh, l\u1eafp \u0111\u1eb7t thi\u1ebft b\u1ecb<\/td>C\u1ea3 hai \u0111\u1ea7u ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh<\/td><\/tr>
\u0110\u1ed9 d\u00e0i ren t\u00f9y ch\u1ec9nh<\/td>OEM v\u00e0 c\u00e1c t\u1ed5 h\u1ee3p \u0111\u1eb7c bi\u1ec7t<\/td>B\u1ea3n v\u1ebd ph\u1ea3i x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed b\u1eaft \u0111\u1ea7u v\u00e0 k\u1ebft th\u00fac<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

cho \u1ed1c v\u00edt ti\u00eau chu\u1ea9n<\/a>, chi\u1ec1u d\u00e0i ren th\u01b0\u1eddng tu\u00e2n theo ti\u00eau chu\u1ea9n hi\u1ec7n h\u00e0nh. \u0110\u1ed1i v\u1edbi \u1ed1c v\u00edt t\u00f9y ch\u1ec9nh, ng\u01b0\u1eddi mua ph\u1ea3i x\u00e1c \u0111\u1ecbnh n\u00f3.<\/p>\n\n\n\n

L\u1edbp ph\u1ee7 v\u00e0 ren ph\u00f9 h\u1ee3p<\/h2>\n\n\n\n

X\u1eed l\u00fd b\u1ec1 m\u1eb7t c\u00f3 th\u1ec3 thay \u0111\u1ed5i \u0111\u1ed9 v\u1eeba kh\u00edt c\u1ee7a ren cu\u1ed1i c\u00f9ng. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi m\u1ea1 k\u1ebdm, m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng, v\u1ea3y k\u1ebdm, l\u1edbp ph\u1ee7 d\u1ea1ng Dacromet, l\u1edbp ph\u1ee7 PTFE v\u00e0 c\u00e1c l\u1edbp ho\u00e0n thi\u1ec7n kh\u00e1c.<\/p>\n\n\n\n

S\u1ee3i ch\u1ec9 v\u1eeba kh\u00edt tr\u01b0\u1edbc khi ph\u1ee7 c\u00f3 th\u1ec3 tr\u1edf n\u00ean qu\u00e1 ch\u1eadt sau khi ph\u1ee7.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n nh\u1ea1y c\u1ea3m v\u1edbi s\u1ef1 \u0103n m\u00f2n, h\u00e3y xem x\u00e9t \u1ed1c v\u00edt tr\u00e1ng<\/a> tr\u01b0\u1edbc khi x\u00e1c nh\u1eadn k\u1ebft th\u00fac cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n

C\u00e2u h\u1ecfi v\u1ec1 l\u1edbp ph\u1ee7 \u0111\u1ec3 x\u00e1c nh\u1eadn<\/h3>\n\n\n\n
    \n
  1. C\u00e1c s\u1ee3i ch\u1ec9 c\u00f3 \u0111\u01b0\u1ee3c ki\u1ec3m tra sau khi ph\u1ee7 kh\u00f4ng?<\/li>\n\n\n\n
  2. \u0110\u1ed9 d\u00e0y l\u1edbp ph\u1ee7 c\u00f3 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t tr\u00ean c\u00e1c khu v\u1ef1c c\u00f3 ren kh\u00f4ng?<\/li>\n\n\n\n
  3. C\u00e1c \u0111ai \u1ed1c giao ph\u1ed1i c\u00f3 n\u00ean \u0111\u01b0\u1ee3c ph\u1ee7 ho\u1eb7c khai th\u00e1c kh\u00e1c nhau kh\u00f4ng?<\/li>\n\n\n\n
  4. L\u1edbp ph\u1ee7 c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u00e0nh vi m\u00f4-men xo\u1eafn kh\u00f4ng?<\/li>\n\n\n\n
  5. C\u00f3 c\u1ea7n ph\u1ea3i che ch\u1ec9 \u1edf khu v\u1ef1c n\u00e0o kh\u00f4ng?<\/li>\n\n\n\n
  6. Vi\u1ec7c ki\u1ec3m tra l\u1eafp r\u00e1p \u0111ai \u1ed1c c\u00f3 c\u1ea7n thi\u1ebft tr\u01b0\u1edbc khi v\u1eadn chuy\u1ec3n kh\u00f4ng?<\/li>\n<\/ol>\n\n\n\n

    Nh\u1eefng l\u1ed7i th\u01b0\u1eddng g\u1eb7p (RFQ)<\/h2>\n\n\n\n

    Tr\u00e1nh nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y khi \u0111\u1eb7t h\u00e0ng \u1ed1c v\u00edt t\u00f9y ch\u1ec9nh:<\/p>\n\n\n\n

      \n
    • Thi\u1ebfu b\u01b0\u1edbc ren tr\u00ean b\u1ea3n v\u1ebd.<\/li>\n\n\n\n
    • Ch\u1ec9 s\u1eed d\u1ee5ng \u1ea3nh thay v\u00ec d\u1eef li\u1ec7u ch\u1ee7 \u0111\u1ec1 \u0111\u01b0\u1ee3c \u0111o.<\/li>\n\n\n\n
    • Kh\u00f4ng n\u00eau s\u1ed1 li\u1ec7u, UNC, UNF, ho\u1eb7c lo\u1ea1i lu\u1ed3ng \u0111\u1eb7c bi\u1ec7t.<\/li>\n\n\n\n
    • Qu\u00ean dung sai c\u1ee7a lu\u1ed3ng.<\/li>\n\n\n\n
    • Kh\u00f4ng \u0111\u00e1nh d\u1ea5u r\u00f5 r\u00e0ng chi\u1ec1u d\u00e0i s\u1ee3i.<\/li>\n\n\n\n
    • B\u1ecf qua \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7 tr\u00ean ren.<\/li>\n\n\n\n
    • Kh\u00f4ng ki\u1ec3m tra c\u00e1c \u0111ai \u1ed1c ho\u1eb7c l\u1ed7 ren ph\u00f9 h\u1ee3p.<\/li>\n\n\n\n
    • Ph\u00ea duy\u1ec7t m\u1eabu m\u00e0 kh\u00f4ng c\u1ea7n ki\u1ec3m tra th\u01b0\u1edbc \u0111o ren.<\/li>\n<\/ul>\n\n\n\n

      Nh\u1eefng l\u1ed7i n\u00e0y tuy \u0111\u01a1n gi\u1ea3n nh\u01b0ng c\u00f3 th\u1ec3 khi\u1ebfn qu\u00e1 tr\u00ecnh l\u1eafp r\u00e1p b\u1ecb d\u1eebng ho\u00e0n to\u00e0n.<\/p>\n\n\n\n

      RFQ Danh s\u00e1ch ki\u1ec3m tra d\u00e0nh cho Ch\u1ed1t ren t\u00f9y ch\u1ec9nh<\/h2>\n\n\n\n

      Tr\u01b0\u1edbc khi g\u1eedi y\u00eau c\u1ea7u, h\u00e3y cung c\u1ea5p:<\/p>\n\n\n\n

      RFQ M\u1ee5c<\/th>Nh\u1eefng g\u00ec c\u1ea7n bao g\u1ed3m<\/th><\/tr><\/thead>
      Lo\u1ea1i s\u1ea3n ph\u1ea9m<\/td>Bu l\u00f4ng, v\u00edt, ch\u1ed1t, thanh, neo ho\u1eb7c b\u1ed9 ph\u1eadn \u0111\u1eb7c bi\u1ec7t<\/td><\/tr>
      Ti\u00eau chu\u1ea9n ch\u1ee7 \u0111\u1ec1<\/td>H\u1ec7 m\u00e9t, UNC, UNF, DIN, ISO, ASTM, ho\u1eb7c b\u1ea3n v\u1ebd<\/td><\/tr>
      S\u00e2n \/ TPI<\/td>Cao \u0111\u1ed9 ho\u1eb7c ren ch\u00ednh x\u00e1c tr\u00ean m\u1ed7i inch<\/td><\/tr>
      Chi\u1ec1u d\u00e0i s\u1ee3i<\/td>\u0110\u1ed9 d\u00e0i \u0111\u1ea7y \u0111\u1ee7, m\u1ed9t ph\u1ea7n, hai \u0111\u1ea7u ho\u1eb7c t\u00f9y ch\u1ec9nh<\/td><\/tr>
      Tolerance<\/td>Dung sai ti\u00eau chu\u1ea9n ho\u1eb7c ph\u00f9 h\u1ee3p v\u1edbi d\u1ef1 \u00e1n c\u1ee5 th\u1ec3<\/td><\/tr>
      Ch\u1ea5t li\u1ec7u v\u00e0 l\u1edbp<\/td>Th\u00e9p cacbon, th\u00e9p h\u1ee3p kim, th\u00e9p kh\u00f4ng g\u1ec9, 8.8, 10.9, v.v.<\/td><\/tr>
      B\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n<\/td>K\u1ebdm, HDG, Dacromet, PTFE, oxit \u0111en, tr\u01a1n<\/td><\/tr>
      Ph\u1ea7n giao ph\u1ed1i<\/td>\u0110ai \u1ed1c, l\u1ed7 ren, mi\u1ebfng ch\u00e8n, m\u1eb7t b\u00edch ho\u1eb7c v\u1eadt c\u1ed1 \u0111\u1ecbnh<\/td><\/tr>
      Inspection<\/td>Th\u01b0\u1edbc \u0111o ren, b\u00e1o c\u00e1o k\u00edch th\u01b0\u1edbc, MTC n\u1ebfu \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

      L\u1eddi khuy\u00ean cu\u1ed1i c\u00f9ng<\/h2>\n\n\n\n

      \u0110\u1ed1i v\u1edbi c\u00e1c \u1ed1c v\u00edt t\u00f9y ch\u1ec9nh, kh\u00f4ng bao gi\u1edd \u0111\u01b0\u1ee3c b\u1ecf ng\u1ecf c\u00e1c y\u00eau c\u1ea7u v\u1ec1 ren \u0111\u1ec3 gi\u1ea3i th\u00edch. Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a \u0111i\u1ec1u khi\u1ec3n cao \u0111\u1ed9. Ki\u1ec3m so\u00e1t dung sai ph\u00f9 h\u1ee3p. \u0110\u1ed9 d\u00e0i ren ki\u1ec3m so\u00e1t hi\u1ec7u su\u1ea5t t\u01b0\u01a1ng t\u00e1c v\u00e0 l\u1eafp r\u00e1p.<\/p>\n\n\n\n

      M\u1ed9t b\u1ea3n v\u1ebd t\u1ed1t ho\u1eb7c RFQ n\u00ean x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng c\u1ea3 ba \u0111i\u1ec1u n\u00e0y. \u0110i\u1ec1u n\u00e0y gi\u00fap nh\u00e0 cung c\u1ea5p b\u00e1o gi\u00e1 ch\u00ednh x\u00e1c, s\u1ea3n xu\u1ea5t ch\u00ednh x\u00e1c v\u00e0 ki\u1ec3m tra c\u00e1c b\u1ed9 ph\u1eadn cu\u1ed1i c\u00f9ng tr\u01b0\u1edbc khi giao h\u00e0ng.<\/p>","protected":false},"excerpt":{"rendered":"

      Custom fasteners often fail at the thread stage, not because the supplier cannot produce them, but because the thread requirement was not clearly defined before production. A drawing may show the shape, length, and head style, but if thread pitch, tolerance, and thread length are vague, the part can still be unusable. For buyers, this […]<\/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":[485],"class_list":["post-6589","post","type-post","status-publish","format-standard","hentry","category-fastener-knowledge-library","tag-custom-non-standard-fasteners"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6589","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=6589"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6589\/revisions"}],"predecessor-version":[{"id":6590,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6589\/revisions\/6590"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=6589"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/categories?post=6589"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/tags?post=6589"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}