{"id":7108,"date":"2025-12-11T18:35:43","date_gmt":"2025-12-11T10:35:43","guid":{"rendered":"https:\/\/xzfastener.com\/?p=7108"},"modified":"2026-06-23T18:36:44","modified_gmt":"2026-06-23T10:36:44","slug":"surface-finish-selection-for-nuts-washers-and-bolts-as-an-assembly","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/vi\/surface-finish-selection-for-nuts-washers-and-bolts-as-an-assembly\/","title":{"rendered":"L\u1ef1a ch\u1ecdn \u0111\u1ed9 ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t cho \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m v\u00e0 bu l\u00f4ng nh\u01b0 m\u1ed9t t\u1ed5 h\u1ee3p"},"content":{"rendered":"<p>Vi\u1ec7c l\u1ef1a ch\u1ecdn l\u1edbp ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t cho \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m v\u00e0 bu l\u00f4ng ph\u1ea3i \u0111\u01b0\u1ee3c x\u1eed l\u00fd nh\u01b0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh l\u1eafp r\u00e1p ch\u1ee9 kh\u00f4ng ph\u1ea3i nh\u01b0 ba m\u1eb7t h\u00e0ng mua ri\u00eang bi\u1ec7t. Bu l\u00f4ng c\u00f3 th\u1ec3 c\u00f3 l\u1edbp ph\u1ee7 ph\u00f9 h\u1ee3p, nh\u01b0ng n\u1ebfu ren \u0111ai \u1ed1c qu\u00e1 ch\u1eb7t sau khi m\u1ea1 ho\u1eb7c v\u00f2ng \u0111\u1ec7m c\u00f3 \u0111\u1eb7c t\u00ednh \u0103n m\u00f2n kh\u00e1c th\u00ec kh\u1edbp v\u1eabn c\u00f3 th\u1ec3 kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi mua c\u00f4ng nghi\u1ec7p, c\u00e2u h\u1ecfi quan tr\u1ecdng kh\u00f4ng ch\u1ec9 l\u00e0 \u201cLo\u1ea1i ho\u00e0n thi\u1ec7n n\u00e0o r\u1ebb h\u01a1n?\u201d C\u00e2u h\u1ecfi hay h\u01a1n l\u00e0: \u201cLi\u1ec7u c\u1ee5m bu l\u00f4ng ho\u00e0n ch\u1ec9nh c\u00f3 \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t ch\u00ednh x\u00e1c, ch\u1ed1ng \u0103n m\u00f2n, duy tr\u00ec t\u1ea3i tr\u01b0\u1edbc v\u00e0 \u0111\u00e1p \u1ee9ng ti\u00eau chu\u1ea9n c\u1ee7a d\u1ef1 \u00e1n kh\u00f4ng?\u201d<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c t\u00f9y ch\u1ecdn ho\u00e0n thi\u1ec7n ph\u1ed5 bi\u1ebfn, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 xem l\u1ea1i XZ Fastener <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/various-coated-fasteners\/\">\u1ed1c v\u00edt tr\u00e1ng kh\u00e1c nhau<\/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\u1ea1i sao Qu\u1ed1c h\u1ed9i ph\u1ea3i \u0111\u01b0\u1ee3c xem x\u00e9t c\u00f9ng nhau<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">L\u1edbp ph\u1ee7 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 ph\u00f9 h\u1ee3p, ma s\u00e1t v\u00e0 tu\u1ed5i th\u1ecd<\/h3>\n\n\n\n<p>M\u1ed1i n\u1ed1i b\u1eaft v\u00edt th\u01b0\u1eddng bao g\u1ed3m m\u1ed9t bu l\u00f4ng ho\u1eb7c \u0111inh t\u00e1n, m\u1ed9t ho\u1eb7c hai \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m ph\u1eb3ng, v\u00f2ng \u0111\u1ec7m l\u00f2 xo, v\u00f2ng \u0111\u1ec7m c\u1ee9ng ho\u1eb7c v\u00f2ng \u0111\u1ec7m \u0111\u1eb7c bi\u1ec7t. C\u00e1c b\u1ed9 ph\u1eadn n\u00e0y ti\u1ebfp x\u00fac v\u1edbi nhau trong qu\u00e1 tr\u00ecnh si\u1ebft ch\u1eb7t. B\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n c\u1ee7a ch\u00fang \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ma s\u00e1t, ph\u1ea3n \u1ee9ng m\u00f4-men xo\u1eafn, \u0111\u1ed9 kh\u00edt c\u1ee7a ren, h\u00e0nh vi \u0103n m\u00f2n v\u00e0 h\u00ecnh th\u1ee9c b\u00ean ngo\u00e0i.<\/p>\n\n\n\n<p>N\u1ebfu bu l\u00f4ng \u0111\u01b0\u1ee3c m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng v\u00e0 \u0111ai \u1ed1c \u0111\u01b0\u1ee3c m\u1ea1 k\u1ebdm \u0111i\u1ec7n ti\u00eau chu\u1ea9n th\u00ec c\u1ee5m l\u1eafp r\u00e1p c\u00f3 th\u1ec3 kh\u00f4ng ph\u00f9 h\u1ee3p v\u1ec1 \u0111\u1ed9 ren cho ph\u00e9p ho\u1eb7c tu\u1ed5i th\u1ecd \u0103n m\u00f2n. N\u1ebfu m\u1ed9t \u0111inh t\u00e1n \u0111\u01b0\u1ee3c ph\u1ee7 PTFE \u0111\u01b0\u1ee3c gh\u00e9p n\u1ed1i v\u1edbi m\u1ed9t v\u00f2ng \u0111\u1ec7m tr\u01a1n, b\u1ec1 m\u1eb7t v\u00f2ng \u0111\u1ec7m c\u00f3 th\u1ec3 thay \u0111\u1ed5i ph\u1ea3n \u1ee9ng m\u00f4-men xo\u1eafn. N\u1ebfu bu l\u00f4ng c\u01b0\u1eddng \u0111\u1ed9 cao \u0111\u01b0\u1ee3c m\u1ea1 \u0111i\u1ec7n m\u00e0 kh\u00f4ng c\u00f3 quy tr\u00ecnh ki\u1ec3m so\u00e1t th\u00edch h\u1ee3p th\u00ec c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i xem x\u00e9t l\u1ea1i nguy c\u01a1 gi\u00f2n do hydro.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>V\u1ea5n \u0111\u1ec1 h\u1ed9i<\/th><th>K\u1ebft qu\u1ea3 c\u00f3 th\u1ec3 x\u1ea3y ra<\/th><\/tr><\/thead><tbody><tr><td>L\u1edbp ph\u1ee7 kh\u00e1c nhau tr\u00ean c\u00e1c b\u1ed9 ph\u1eadn giao ph\u1ed1i<\/td><td>Hi\u1ec7u su\u1ea5t \u0103n m\u00f2n kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u<\/td><\/tr><tr><td>L\u1edbp ph\u1ee7 qu\u00e1 d\u00e0y tr\u00ean s\u1ee3i<\/td><td>Nut kh\u00f4ng th\u1ec3 ch\u1ea1y t\u1ef1 do<\/td><\/tr><tr><td>L\u1edbp ho\u00e0n thi\u1ec7n c\u1ee7a v\u00f2ng \u0111\u1ec7m kh\u00f4ng kh\u1edbp v\u1edbi l\u1edbp ho\u00e0n thi\u1ec7n c\u1ee7a bu l\u00f4ng<\/td><td>S\u1ef1 kh\u00f4ng ph\u00f9 h\u1ee3p v\u1ec1 \u0111i\u1ec7n ho\u1eb7c th\u1ecb gi\u00e1c<\/td><\/tr><tr><td>L\u1edbp ph\u1ee7 ma s\u00e1t cao<\/td><td>T\u1ea3i tr\u01b0\u1edbc kh\u00f4ng ch\u00ednh x\u00e1c d\u01b0\u1edbi m\u00f4-men xo\u1eafn quy \u0111\u1ecbnh<\/td><\/tr><tr><td>L\u1edbp ph\u1ee7 ma s\u00e1t th\u1ea5p<\/td><td>Nguy c\u01a1 c\u0103ng qu\u00e1 m\u1ee9c n\u1ebfu m\u00f4-men xo\u1eafn kh\u00f4ng \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Do \u0111\u00f3, vi\u1ec7c ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a thi\u1ebft k\u1ebf chung ch\u1ee9 kh\u00f4ng ch\u1ec9 l\u00e0 h\u00ecnh th\u1ee9c b\u00ean ngo\u00e0i c\u1ee7a s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u00f9y ch\u1ecdn ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t ph\u1ed5 bi\u1ebfn<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Ch\u1ecdn theo m\u00f4i tr\u01b0\u1eddng v\u00e0 ch\u1ee9c n\u0103ng<\/h3>\n\n\n\n<p>C\u00e1c l\u1edbp ho\u00e0n thi\u1ec7n kh\u00e1c nhau ph\u1ee5c v\u1ee5 c\u00e1c m\u1ee5c \u0111\u00edch kh\u00e1c nhau. Kh\u00f4ng c\u00f3 l\u1edbp ph\u1ee7 n\u00e0o l\u00e0 t\u1ed1t nh\u1ea5t cho t\u1ea5t c\u1ea3 c\u00e1c c\u1ee5m chi ti\u1ebft si\u1ebft ch\u1eb7t.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>K\u1ebft th\u00fac<\/th><th>S\u1eed d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/th><th>H\u1ea1n ch\u1ebf ch\u00ednh<\/th><\/tr><\/thead><tbody><tr><td>\u0110\u1ed3ng b\u1eb1ng\/c\u00f3 d\u1ea7u<\/td><td>L\u01b0u tr\u1eef t\u1ea1m th\u1eddi trong nh\u00e0, c\u00e1c b\u1ed9 ph\u1eadn gia c\u00f4ng<\/td><td>Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n r\u1ea5t h\u1ea1n ch\u1ebf<\/td><\/tr><tr><td>Oxit \u0111en<\/td><td>M\u00e1y m\u00f3c, d\u1ee5ng c\u1ee5 trong nh\u00e0, c\u1ee5m l\u1eafp r\u00e1p \u00edt ch\u00f3i<\/td><td>C\u1ea7n d\u1ea7u ho\u1eb7c ch\u1ea5t b\u1ecbt k\u00edn \u0111\u1ec3 b\u1ea3o v\u1ec7 t\u1ed1t h\u01a1n<\/td><\/tr><tr><td>M\u1ea1 k\u1ebdm \u0111i\u1ec7n<\/td><td>C\u1ee5m c\u00f4ng nghi\u1ec7p t\u1ed5ng h\u1ee3p<\/td><td>\u0110\u1ed9 b\u1ec1n ngo\u00e0i tr\u1eddi h\u1ea1n ch\u1ebf<\/td><\/tr><tr><td>K\u1ebdm v\u00e0ng<\/td><td>Ph\u1ea7n c\u1ee9ng v\u00e0 m\u00e1y m\u00f3c n\u00f3i chung<\/td><td>B\u1ec1 ngo\u00e0i v\u00e0 hi\u1ec7u su\u1ea5t \u0103n m\u00f2n kh\u00e1c nhau t\u00f9y theo th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/td><\/tr><tr><td>M\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng<\/td><td>K\u1ebft c\u1ea5u th\u00e9p ngo\u00e0i tr\u1eddi, x\u00e2y d\u1ef1ng<\/td><td>\u0110\u1ed9 d\u00e0y l\u1edbp ph\u1ee7 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 kh\u00edt c\u1ee7a ren<\/td><\/tr><tr><td>K\u1ebdm v\u1ea3y \/ d\u1ea1ng Dacromet<\/td><td>\u00d4 t\u00f4, thi\u1ebft b\u1ecb, nhu c\u1ea7u \u0103n m\u00f2n cao h\u01a1n<\/td><td>Y\u00eau c\u1ea7u quy tr\u00ecnh \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t<\/td><\/tr><tr><td>PTFE \/ fluoropolymer<\/td><td>D\u1ecbch v\u1ee5 b\u1eaft v\u00edt m\u1eb7t b\u00edch, h\u00f3a ch\u1ea5t v\u00e0 m\u1ecf d\u1ea7u<\/td><td>Gi\u00e1 tr\u1ecb m\u00f4-men xo\u1eafn ph\u1ea3i \u0111\u01b0\u1ee3c xem x\u00e9t l\u1ea1i<\/td><\/tr><tr><td>Th\u1ee5 \u0111\u1ed9ng th\u00e9p kh\u00f4ng g\u1ec9<\/td><td>L\u1eafp r\u00e1p kh\u00f4ng g\u1ec9, m\u00f4i tr\u01b0\u1eddng s\u1ea1ch s\u1ebd<\/td><td>Kh\u00f4ng bi\u1ebfn th\u00e9p kh\u00f4ng g\u1ec9 th\u00e0nh th\u00e9p h\u1ee3p kim c\u01b0\u1eddng \u0111\u1ed9 cao<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ec3 l\u1ef1a ch\u1ecdn d\u1ef1a tr\u00ean v\u1eadt li\u1ec7u, XZ Fastener cung c\u1ea5p t\u00e0i li\u1ec7u tham kh\u1ea3o cho <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\">L\u1edbp ph\u1ee7 ph\u00f9 h\u1ee3p v\u1edbi \u1ee9ng d\u1ee5ng<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">M\u00f4i tr\u01b0\u1eddng d\u1ecbch v\u1ee5 \u0111\u01b0\u1ee3c \u0111\u1eb7t l\u00ean h\u00e0ng \u0111\u1ea7u<\/h3>\n\n\n\n<p>M\u00f4i tr\u01b0\u1eddng s\u1ebd th\u00fac \u0111\u1ea9y vi\u1ec7c l\u1ef1a ch\u1ecdn ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t. L\u1edbp ho\u00e0n thi\u1ec7n ho\u1ea1t \u0111\u1ed9ng trong nh\u00e0 kho kh\u00f4 r\u00e1o c\u00f3 th\u1ec3 nhanh ch\u00f3ng b\u1ecb h\u1ecfng khi \u1edf ngo\u00e0i tr\u1eddi ho\u1eb7c g\u1ea7n h\u00f3a ch\u1ea5t.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Environment<\/th><th>H\u01b0\u1edbng ho\u00e0n thi\u1ec7n chung<\/th><th>L\u01b0u \u00fd c\u1ee7a ng\u01b0\u1eddi mua<\/th><\/tr><\/thead><tbody><tr><td>M\u00e1y s\u1ea5y trong nh\u00e0<\/td><td>M\u1ea1 k\u1ebdm, oxit \u0111en, b\u00f4i d\u1ea7u tr\u01a1n<\/td><td>X\u00e1c nh\u1eadn ngo\u1ea1i h\u00ecnh v\u00e0 ch\u1ed1ng g\u1ec9 c\u01a1 b\u1ea3n<\/td><\/tr><tr><td>X\u00e2y d\u1ef1ng ngo\u00e0i tr\u1eddi<\/td><td>M\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng, v\u1ea3y k\u1ebdm<\/td><td>Ki\u1ec3m tra \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7 v\u00e0 \u0111\u1ed9 kh\u00edt c\u1ee7a ren<\/td><\/tr><tr><td>Khu v\u1ef1c bi\u1ec3n ho\u1eb7c ven bi\u1ec3n<\/td><td>316 th\u00e9p kh\u00f4ng g\u1ec9, l\u1edbp ph\u1ee7 k\u1ef9 thu\u1eadt<\/td><td>\u0102n m\u00f2n clorua ph\u1ea3i \u0111\u01b0\u1ee3c xem x\u00e9t<\/td><\/tr><tr><td>Nh\u00e0 m\u00e1y h\u00f3a ch\u1ea5t<\/td><td>Th\u00e9p kh\u00f4ng g\u1ec9, PTFE, l\u1edbp ph\u1ee7 \u0111\u1eb7c bi\u1ec7t<\/td><td>X\u00e1c nh\u1eadn t\u00ednh t\u01b0\u01a1ng th\u00edch c\u1ee7a ph\u01b0\u01a1ng ti\u1ec7n<\/td><\/tr><tr><td>D\u1ecbch v\u1ee5 nhi\u1ec7t \u0111\u1ed9 cao<\/td><td>Th\u00e9p h\u1ee3p kim v\u1edbi l\u1edbp ho\u00e0n thi\u1ec7n \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t<\/td><td>Ki\u1ec3m tra gi\u1edbi h\u1ea1n nhi\u1ec7t \u0111\u1ed9 l\u1edbp ph\u1ee7<\/td><\/tr><tr><td>Bu l\u00f4ng k\u1ebft c\u1ea5u<\/td><td>Ti\u00eau chu\u1ea9n l\u1edbp ph\u1ee7 v\u00e0 v\u00f2ng \u0111\u1ec7m do d\u1ef1 \u00e1n ch\u1ec9 \u0111\u1ecbnh<\/td><td>Tu\u00e2n th\u1ee7 ch\u00ednh x\u00e1c ti\u00eau chu\u1ea9n qu\u1ea3n l\u00fd<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c t\u1ed5 h\u1ee3p k\u1ebft c\u1ea5u ho\u1eb7c t\u1ea3i tr\u1ecdng cao, ng\u01b0\u1eddi mua n\u00ean xem x\u00e9t \u0111\u1ed9 b\u1ec1n c\u1ee7a s\u1ea3n ph\u1ea9m c\u0169ng nh\u01b0 \u0111\u1ed9 ho\u00e0n thi\u1ec7n. XZ Fastener <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/high-strength-fasteners\/\">\u1ed1c v\u00edt c\u01b0\u1eddng \u0111\u1ed9 cao<\/a> trang n\u00e0y l\u00e0 t\u00e0i li\u1ec7u tham kh\u1ea3o h\u1eefu \u00edch khi c\u1ea5p \u0111\u1ed9 b\u1ec1n v\u00e0 l\u1edbp ph\u1ee7 ph\u1ea3i \u0111\u01b0\u1ee3c xem x\u00e9t c\u00f9ng nhau.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ed9 v\u1eeba v\u1eb7n c\u1ee7a ren v\u00e0 \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1c lo\u1ea1i h\u1ea1t c\u1ea7n \u0111\u1eb7c bi\u1ec7t ch\u00fa \u00fd<\/h3>\n\n\n\n<p>C\u00e1c lo\u1ea1i h\u1ea1t th\u01b0\u1eddng l\u00e0 n\u01a1i xu\u1ea5t hi\u1ec7n v\u1ea5n \u0111\u1ec1 v\u1ec1 \u0111\u1ed9 ho\u00e0n thi\u1ec7n \u0111\u1ea7u ti\u00ean. C\u00e1c s\u1ee3i b\u00ean trong kh\u00f3 ph\u1ee7 \u0111\u1ec1u h\u01a1n c\u00e1c s\u1ee3i b\u00ean ngo\u00e0i. N\u1ebfu l\u1edbp ph\u1ee7 qu\u00e1 d\u00e0y ho\u1eb7c \u0111ai \u1ed1c kh\u00f4ng \u0111\u01b0\u1ee3c g\u00f5 qu\u00e1 kh\u1ed5 khi c\u1ea7n thi\u1ebft, c\u1ee5m c\u00f3 th\u1ec3 b\u1ecb k\u1eb9t tr\u01b0\u1edbc khi \u0111\u1ea1t \u0111\u1ebfn v\u1ecb tr\u00ed si\u1ebft ch\u00ednh x\u00e1c.<\/p>\n\n\n\n<p>C\u00e1c c\u1ee5m m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng l\u00e0 m\u1ed9t v\u00ed d\u1ee5 \u0111i\u1ec3n h\u00ecnh. L\u1edbp ph\u1ee7 bu l\u00f4ng t\u01b0\u01a1ng \u0111\u1ed1i d\u00e0y n\u00ean l\u01b0\u1ee3ng ren \u0111ai \u1ed1c ph\u1ea3i ph\u00f9 h\u1ee3p \u0111\u1ec3 l\u1eafp r\u00e1p. C\u00e1c \u0111inh t\u00e1n \u0111\u01b0\u1ee3c ph\u1ee7 PTFE c\u0169ng c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m tra v\u00ec b\u1ec1 m\u1eb7t c\u00f3 \u0111\u1ed9 ma s\u00e1t th\u1ea5p s\u1ebd thay \u0111\u1ed5i tr\u1ea1ng th\u00e1i si\u1ebft ch\u1eb7t.<\/p>\n\n\n\n<p>Nh\u1eefng \u0111i\u1ec3m ch\u00ednh c\u1ea7n x\u00e1c nh\u1eadn:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>C\u00e1c bu l\u00f4ng, \u0111ai \u1ed1c v\u00e0 v\u00f2ng \u0111\u1ec7m c\u00f3 \u0111\u01b0\u1ee3c ho\u00e0n thi\u1ec7n theo c\u00f9ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u1ec1 l\u1edbp ph\u1ee7 kh\u00f4ng?<\/li>\n\n\n\n<li>Ren \u0111ai \u1ed1c c\u00f3 \u0111\u01b0\u1ee3c taro ho\u1eb7c x\u1eed l\u00fd cho ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7 kh\u00f4ng?<\/li>\n\n\n\n<li>\u0110ai \u1ed1c c\u00f3 th\u1ec3 ch\u1ea1y t\u1ef1 do b\u1eb1ng tay tr\u01b0\u1edbc khi si\u1ebft ch\u1eb7t l\u1ea7n cu\u1ed1i kh\u00f4ng?<\/li>\n\n\n\n<li>V\u00f2ng \u0111\u1ec7m c\u00f3 \u0111\u01b0\u1ee3c ph\u1ee7 c\u1ea3 m\u1eb7t v\u00e0 c\u1ea1nh kh\u00f4ng?<\/li>\n\n\n\n<li>L\u1edbp ph\u1ee7 c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u0103ng m\u00f4-men xo\u1eafn kh\u00f4ng?<\/li>\n<\/ol>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn quan tr\u1ecdng, vi\u1ec7c ki\u1ec3m tra m\u1eabu ph\u1ea3i bao g\u1ed3m s\u1ef1 k\u1ebft h\u1ee3p th\u1ef1c t\u1ebf c\u1ee7a bu l\u00f4ng, \u0111ai \u1ed1c v\u00e0 v\u00f2ng \u0111\u1ec7m.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ki\u1ec3m so\u00e1t m\u00f4-men xo\u1eafn v\u00e0 ma s\u00e1t<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00f9ng m\u1ed9t m\u00f4-men xo\u1eafn kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 c\u00f9ng t\u1ea3i tr\u01b0\u1edbc<\/h3>\n\n\n\n<p>B\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n l\u00e0m thay \u0111\u1ed5i ma s\u00e1t d\u01b0\u1edbi \u0111\u1ea7u bu l\u00f4ng, m\u1eb7t \u0111ai \u1ed1c v\u00e0 ren. Do m\u00f4-men xo\u1eafn si\u1ebft ch\u1eb7t b\u1ecb \u1ea3nh h\u01b0\u1edfng m\u1ea1nh b\u1edfi ma s\u00e1t n\u00ean hai c\u1ee5m c\u00f3 c\u00f9ng k\u00edch th\u01b0\u1edbc v\u00e0 c\u1ea5p \u0111\u1ed9 c\u00f3 th\u1ec3 ph\u00e1t tri\u1ec3n t\u1ea3i tr\u01b0\u1edbc kh\u00e1c nhau n\u1ebfu l\u1edbp ho\u00e0n thi\u1ec7n c\u1ee7a ch\u00fang kh\u00e1c nhau.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0110i\u1ec1u ki\u1ec7n k\u1ebft th\u00fac<\/th><th>Xem x\u00e9t m\u00f4-men xo\u1eafn<\/th><\/tr><\/thead><tbody><tr><td>Th\u00e9p tr\u01a1n<\/td><td>Ma s\u00e1t cao h\u01a1n, b\u1ea3o v\u1ec7 ch\u1ed1ng \u0103n m\u00f2n \u00edt h\u01a1n<\/td><\/tr><tr><td>m\u1ea1 k\u1ebdm<\/td><td>Ma s\u00e1t v\u1eeba ph\u1ea3i; b\u00f4i tr\u01a1n c\u00f3 th\u1ec3 thay \u0111\u1ed5i<\/td><\/tr><tr><td>M\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng<\/td><td>B\u1ec1 m\u1eb7t nh\u00e1m h\u01a1n; \u0111i\u1ec1u ch\u1ec9nh m\u00f4-men xo\u1eafn c\u00f3 th\u1ec3 c\u1ea7n thi\u1ebft<\/td><\/tr><tr><td>PTFE tr\u00e1ng<\/td><td>Ma s\u00e1t th\u1ea5p; nguy c\u01a1 c\u0103ng qu\u00e1 m\u1ee9c n\u1ebfu s\u1eed d\u1ee5ng gi\u00e1 tr\u1ecb m\u00f4-men xo\u1eafn c\u0169<\/td><\/tr><tr><td>Th\u00e9p kh\u00f4ng g\u1ec9<\/td><td>Nguy c\u01a1 d\u1ed3n d\u1eadp; th\u01b0\u1eddng xuy\u00ean c\u1ea7n b\u00f4i tr\u01a1n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>N\u1ebfu t\u1ea3i tr\u01b0\u1edbc l\u00e0 quan tr\u1ecdng, h\u00e3y y\u00eau c\u1ea7u d\u1eef li\u1ec7u l\u1ef1c c\u0103ng m\u00f4-men xo\u1eafn ho\u1eb7c ph\u00ea duy\u1ec7t ph\u01b0\u01a1ng ph\u00e1p si\u1ebft ch\u1eb7t th\u00f4ng qua th\u1eed nghi\u1ec7m.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Danh s\u00e1ch ki\u1ec3m tra th\u1ef1c t\u1ebf RFQ<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Ch\u1ec9 \u0111\u1ecbnh l\u1eafp r\u00e1p \u0111\u1ea7y \u0111\u1ee7, kh\u00f4ng ph\u1ea3i c\u00e1c m\u1ee5c \u0111\u01a1n l\u1ebb<\/h3>\n\n\n\n<p>Khi \u0111\u1eb7t h\u00e0ng c\u00e1c \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m v\u00e0 bu l\u00f4ng theo b\u1ed9, h\u00e3y bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ti\u00eau chu\u1ea9n bu l\u00f4ng, k\u00edch th\u01b0\u1edbc, c\u1ea5p v\u00e0 b\u01b0\u1edbc ren.<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u v\u1ec1 ti\u00eau chu\u1ea9n \u0111ai \u1ed1c, c\u1ea5p \u0111\u1ed9 v\u00e0 \u0111\u1ed9 v\u1eeba v\u1eb7n c\u1ee7a ren.<\/li>\n\n\n\n<li>Ti\u00eau chu\u1ea9n v\u00f2ng \u0111\u1ec7m, \u0111\u1ed9 c\u1ee9ng, \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i v\u00e0 \u0111\u1ed9 d\u00e0y.<\/li>\n\n\n\n<li>B\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n cho t\u1eebng th\u00e0nh ph\u1ea7n.<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u ki\u1ec3m tra \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7 ho\u1eb7c \u0103n m\u00f2n n\u1ebfu c\u00f3.<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u phun mu\u1ed1i, ch\u1eb3ng h\u1ea1n nh\u01b0 ASTM B117 ho\u1eb7c ISO 9227, khi d\u1ef1 \u00e1n y\u00eau c\u1ea7u.<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u v\u1ec1 m\u00f4-men xo\u1eafn, b\u00f4i tr\u01a1n ho\u1eb7c l\u1eafp \u0111\u1eb7t.<\/li>\n\n\n\n<li>Gi\u1ea5y ch\u1ee9ng nh\u1eadn, b\u00e1o c\u00e1o ki\u1ec3m tra v\u00e0 y\u00eau c\u1ea7u truy xu\u1ea5t ngu\u1ed3n g\u1ed1c.<\/li>\n\n\n\n<li>Ph\u01b0\u01a1ng ph\u00e1p \u0111\u00f3ng g\u00f3i theo k\u00edch th\u01b0\u1edbc, l\u00f4 h\u00e0ng v\u00e0 b\u1ed9 l\u1eafp r\u00e1p.<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c c\u1ee5m bu l\u00f4ng, \u0111ai \u1ed1c v\u00e0 v\u00f2ng \u0111\u1ec7m theo d\u1ef1 \u00e1n, h\u00e3y g\u1eedi b\u1ea3n v\u1ebd, ti\u00eau chu\u1ea9n v\u00e0 chi ti\u1ebft \u1ee9ng d\u1ee5ng 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>Vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u1ed9 b\u00f3ng b\u1ec1 m\u1eb7t cho \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m v\u00e0 bu l\u00f4ng ph\u1ea3i d\u1ef1a tr\u00ean vi\u1ec7c l\u1eafp r\u00e1p ho\u00e0n ch\u1ec9nh. L\u1edbp ho\u00e0n thi\u1ec7n ph\u1ea3i h\u1ed7 tr\u1ee3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n, \u0111\u1ed9 kh\u00edt ren, hi\u1ec7u su\u1ea5t v\u00f2ng bi, ki\u1ec3m so\u00e1t m\u00f4-men xo\u1eafn v\u00e0 m\u00f4i tr\u01b0\u1eddng v\u1eadn h\u00e0nh.<\/p>\n\n\n\n<p>\u0110\u1ec3 s\u1eed d\u1ee5ng trong nh\u00e0 th\u00f4ng th\u01b0\u1eddng, m\u1ea1 k\u1ebdm ho\u1eb7c oxit \u0111en c\u00f3 th\u1ec3 l\u00e0 \u0111\u1ee7. \u0110\u1ed1i v\u1edbi c\u00f4ng tr\u00ecnh ngo\u00e0i tr\u1eddi, m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng ho\u1eb7c v\u1ea3y k\u1ebdm c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p h\u01a1n. \u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng h\u00f3a h\u1ecdc, h\u00e0ng h\u1ea3i ho\u1eb7c nhi\u1ec7t \u0111\u1ed9 cao, c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i c\u00f3 l\u1edbp ph\u1ee7 b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 ho\u1eb7c k\u1ef9 thu\u1eadt.<\/p>\n\n\n\n<p>C\u00e1ch ti\u1ebfp c\u1eadn mua h\u00e0ng an to\u00e0n nh\u1ea5t l\u00e0 x\u00e1c \u0111\u1ecbnh \u1ee9ng d\u1ee5ng tr\u01b0\u1edbc, sau \u0111\u00f3 ch\u1ecdn l\u1edbp ho\u00e0n thi\u1ec7n \u0111\u1ec3 l\u1eafp r\u00e1p ho\u00e0n ch\u1ec9nh. \u0110i\u1ec1u n\u00e0y l\u00e0m gi\u1ea3m l\u1edbp ph\u1ee7 kh\u00f4ng kh\u1edbp, c\u00e1c v\u1ea5n \u0111\u1ec1 khi l\u1eafp \u0111\u1eb7t, \u0103n m\u00f2n s\u1edbm v\u00e0 k\u1ebft qu\u1ea3 si\u1ebft ch\u1eb7t kh\u00f4ng \u0111\u00e1ng tin c\u1eady.<\/p>","protected":false},"excerpt":{"rendered":"<p>Surface finish selection for nuts, washers and bolts should be handled as an assembly decision, not as three separate purchasing items. A bolt may have the correct coating, but if the nut thread is too tight after plating or the washer has a different corrosion performance, the joint can still fail in service. For industrial [&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":[503],"class_list":["post-7108","post","type-post","status-publish","format-standard","hentry","category-fastener-knowledge-library","tag-surface-finishes-corrosion-resistance"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/7108","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=7108"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/7108\/revisions"}],"predecessor-version":[{"id":7109,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/7108\/revisions\/7109"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=7108"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/categories?post=7108"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/tags?post=7108"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}