{"id":7485,"date":"2021-06-10T07:37:31","date_gmt":"2021-06-09T23:37:31","guid":{"rendered":"https:\/\/xzfastener.com\/?p=7485"},"modified":"2026-06-24T07:39:19","modified_gmt":"2026-06-23T23:39:19","slug":"how-to-specify-salt-spray-report-requirements-for-coated-fasteners","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/vi\/how-to-specify-salt-spray-report-requirements-for-coated-fasteners\/","title":{"rendered":"C\u00e1ch ch\u1ec9 \u0111\u1ecbnh c\u00e1c y\u00eau c\u1ea7u b\u00e1o c\u00e1o v\u1ec1 phun mu\u1ed1i \u0111\u1ed1i v\u1edbi \u1ed1c v\u00edt \u0111\u01b0\u1ee3c ph\u1ee7"},"content":{"rendered":"<p>Th\u1eed nghi\u1ec7m phun mu\u1ed1i l\u00e0 m\u1ed9t trong nh\u1eefng \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t \u0103n m\u00f2n \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u1ed1i v\u1edbi c\u00e1c \u1ed1c v\u00edt \u0111\u01b0\u1ee3c ph\u1ee7. Tuy nhi\u00ean, trong th\u1ef1c t\u1ebf mua s\u1eafm th\u1ef1c t\u1ebf, nhi\u1ec1u tranh ch\u1ea5p ph\u00e1t sinh kh\u00f4ng ph\u1ea3i do th\u1eed nghi\u1ec7m th\u1ea5t b\u1ea1i m\u00e0 do \u0111\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt kh\u00f4ng r\u00f5 r\u00e0ng ho\u1eb7c kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a b\u1ea3n th\u00e2n y\u00eau c\u1ea7u phun mu\u1ed1i.<\/p>\n\n\n\n<p>Chi ti\u1ebft si\u1ebft ch\u1eb7t c\u00f3 th\u1ec3 c\u00f3 l\u1edbp ph\u1ee7 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t, nh\u01b0ng n\u1ebfu c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m, th\u1eddi gian ho\u1eb7c ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn kh\u00f4ng \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng trong b\u1ea3n v\u1ebd ho\u1eb7c b\u1ea3n v\u1ebd th\u00ec k\u1ebft qu\u1ea3 s\u1ebd tr\u1edf n\u00ean v\u00f4 ngh\u0129a \u0111\u1ec3 so s\u00e1nh ho\u1eb7c ph\u00ea duy\u1ec7t. (RFQ)<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng chi ti\u1ebft si\u1ebft ch\u1eb7t \u0111\u01b0\u1ee3c ph\u1ee7 v\u00e0 ch\u1ed1ng \u0103n m\u00f2n, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 xem x\u00e9t XZ Fastener's <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\">1. Th\u1eed nghi\u1ec7m phun mu\u1ed1i th\u1ef1c s\u1ef1 \u0111o l\u01b0\u1eddng nh\u1eefng g\u00ec<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u0102n m\u00f2n t\u0103ng t\u1ed1c, kh\u00f4ng c\u00f3 tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf<\/h3>\n\n\n\n<p>Th\u1eed nghi\u1ec7m phun mu\u1ed1i l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p trong ph\u00f2ng th\u00ed nghi\u1ec7m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 xem l\u1edbp ph\u1ee7 c\u00f3 th\u1ec3 ch\u1ed1ng \u0103n m\u00f2n trong bao l\u00e2u khi ti\u1ebfp x\u00fac v\u1edbi s\u01b0\u01a1ng m\u00f9 mu\u1ed1i c\u00f3 ki\u1ec3m so\u00e1t.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Parameter<\/th><th>\u00dd ngh\u0129a<\/th><\/tr><\/thead><tbody><tr><td>M\u00f4i tr\u01b0\u1eddng th\u1eed nghi\u1ec7m<\/td><td>Bu\u1ed3ng s\u01b0\u01a1ng mu\u1ed1i c\u00f3 ki\u1ec3m so\u00e1t<\/td><\/tr><tr><td>M\u00f4i tr\u01b0\u1eddng ti\u1ebfp x\u00fac<\/td><td>Dung d\u1ecbch natri clorua<\/td><\/tr><tr><td>M\u1ee5c \u0111\u00edch<\/td><td>So s\u00e1nh \u0103n m\u00f2n t\u0103ng t\u1ed1c<\/td><\/tr><tr><td>Lo\u1ea1i k\u1ebft qu\u1ea3<\/td><td>Th\u1eddi gian b\u1ecb g\u1ec9 \u0111\u1ecf ho\u1eb7c r\u1ec9 s\u00e9t tr\u1eafng<\/td><\/tr><tr><td>Limitation<\/td><td>Kh\u00f4ng m\u00f4 ph\u1ecfng \u0111\u1ea7y \u0111\u1ee7 m\u00f4i tr\u01b0\u1eddng th\u1ef1c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i hi\u1ec3u r\u1eb1ng s\u1ed1 gi\u1edd phun mu\u1ed1i l\u00e0 m\u1ed9t ch\u1ec9 s\u1ed1 so s\u00e1nh, kh\u00f4ng ph\u1ea3i l\u00e0 s\u1ef1 \u0111\u1ea3m b\u1ea3o tu\u1ed5i th\u1ecd tr\u1ef1c ti\u1ebfp.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2. C\u00e1c ti\u00eau chu\u1ea9n phun mu\u1ed1i ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u1ed1c v\u00edt<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1c ti\u00eau chu\u1ea9n kh\u00e1c nhau x\u00e1c \u0111\u1ecbnh c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m kh\u00e1c nhau<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Ti\u00eau chu\u1ea9n<\/th><th>Description<\/th><\/tr><\/thead><tbody><tr><td>ASTM B117<\/td><td>Th\u1eed nghi\u1ec7m phun mu\u1ed1i trung t\u00ednh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t<\/td><\/tr><tr><td>ISO 9227<\/td><td>Ti\u00eau chu\u1ea9n ki\u1ec3m tra \u0103n m\u00f2n qu\u1ed1c t\u1ebf<\/td><\/tr><tr><td>DIN 50021<\/td><td>Ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m phun mu\u1ed1i ch\u00e2u \u00c2u<\/td><\/tr><tr><td>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt d\u00e0nh ri\u00eang cho kh\u00e1ch h\u00e0ng<\/td><td>D\u1ef1 \u00e1n ho\u1eb7c c\u00e1c y\u00eau c\u1ea7u \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>M\u1ed7i ti\u00eau chu\u1ea9n c\u00f3 th\u1ec3 c\u00f3 c\u00e1c th\u00f4ng s\u1ed1 h\u01a1i kh\u00e1c nhau, ngay c\u1ea3 khi th\u1eddi l\u01b0\u1ee3ng th\u1eed nghi\u1ec7m c\u00f3 v\u1ebb gi\u1ed1ng nhau.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">3. Nh\u1eefng g\u00ec ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh trong m\u1ed9t RFQ<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Thi\u1ebfu chi ti\u1ebft d\u1eabn \u0111\u1ebfn tranh ch\u1ea5p b\u00e0i ki\u1ec3m tra<\/h3>\n\n\n\n<p>Y\u00eau c\u1ea7u phun mu\u1ed1i th\u00edch h\u1ee3p kh\u00f4ng ch\u1ec9 l\u00e0 v\u00e0i gi\u1edd. N\u00f3 ph\u1ea3i bao g\u1ed3m \u0111\u1ea7y \u0111\u1ee7 c\u00e1c \u0111i\u1ec1u ki\u1ec7n ki\u1ec3m tra v\u00e0 ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>M\u1ee5c y\u00eau c\u1ea7u<\/th><th>Nh\u1eefng g\u00ec n\u00ean \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh<\/th><\/tr><\/thead><tbody><tr><td>Ti\u00eau chu\u1ea9n ki\u1ec3m tra<\/td><td>ASTM, ISO, DIN, ho\u1eb7c ti\u00eau chu\u1ea9n d\u1ef1 \u00e1n<\/td><\/tr><tr><td>Th\u1eddi gian ph\u01a1i s\u00e1ng<\/td><td>V\u00ed d\u1ee5: 240h, 480h, 720h, v.v.<\/td><\/tr><tr><td>\u0110\u1ecbnh ngh\u0129a l\u1ed7i<\/td><td>B\u1ec7nh g\u1ec9 s\u1eaft tr\u1eafng, b\u1ec7nh g\u1ec9 s\u1eaft \u0111\u1ecf ho\u1eb7c c\u1ea3 hai<\/td><\/tr><tr><td>Khu v\u1ef1c \u0111\u00e1nh gi\u00e1<\/td><td>Ren, \u0111\u1ea7u ho\u1eb7c to\u00e0n b\u1ed9 b\u1ec1 m\u1eb7t<\/td><\/tr><tr><td>\u0110i\u1ec1u ki\u1ec7n m\u1eabu<\/td><td>\u0110\u01b0\u1ee3c ph\u1ee7 ho\u1eb7c sau l\u1eafp r\u00e1p<\/td><\/tr><tr><td>Ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn<\/td><td>\u0110\u1ea1t\/kh\u00f4ng \u0111\u1ea1t ho\u1eb7c gi\u1edbi h\u1ea1n ph\u1ea7n tr\u0103m r\u1ec9 s\u00e9t<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>N\u1ebfu kh\u00f4ng c\u00f3 nh\u1eefng chi ti\u1ebft n\u00e0y, hai nh\u00e0 cung c\u1ea5p c\u00f3 th\u1ec3 \u0111\u01b0a ra nh\u1eefng c\u00e1ch hi\u1ec3u ho\u00e0n to\u00e0n kh\u00e1c nhau v\u1ec1 c\u00f9ng m\u1ed9t y\u00eau c\u1ea7u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">4. Lo\u1ea1i l\u1edbp ph\u1ee7 v\u00e0 t\u00e1c \u0111\u1ed9ng c\u1ee7a n\u00f3 \u0111\u1ebfn hi\u1ec7u su\u1ea5t phun mu\u1ed1i<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c l\u1edbp ph\u1ee7 \u0111\u1ec1u ho\u1ea1t \u0111\u1ed9ng gi\u1ed1ng nhau trong \u0111i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Lo\u1ea1i l\u1edbp ph\u1ee7<\/th><th>H\u00e0nh vi phun mu\u1ed1i \u0111i\u1ec3n h\u00ecnh<\/th><\/tr><\/thead><tbody><tr><td>M\u1ea1 k\u1ebdm<\/td><td>B\u1ea3o v\u1ec7 v\u1eeba ph\u1ea3i, nguy c\u01a1 r\u1ec9 s\u00e9t tr\u1eafng s\u1edbm<\/td><\/tr><tr><td>M\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng<\/td><td>\u0110\u1ed9 b\u1ec1n cao, l\u1edbp r\u00e0o c\u1ea3n d\u00e0y<\/td><\/tr><tr><td>L\u1edbp ph\u1ee7 v\u1ea3y k\u1ebdm<\/td><td>Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n cao v\u1edbi l\u1edbp m\u1ecfng<\/td><\/tr><tr><td>PTFE l\u1edbp ph\u1ee7<\/td><td>\u1ed4n \u0111\u1ecbnh h\u00f3a h\u1ecdc, t\u1eadp trung ki\u1ec3m so\u00e1t ma s\u00e1t<\/td><\/tr><tr><td>Oxit \u0111en<\/td><td>Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n th\u1ea5p m\u00e0 kh\u00f4ng c\u1ea7n b\u1ea3o v\u1ec7 d\u1ea7u<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng s\u01a1n ph\u1ee7, ng\u01b0\u1eddi mua c\u0169ng c\u00f3 th\u1ec3 xem x\u00e9t XZ Fastener's <a href=\"https:\/\/xzfastener.com\/vi\/fastener-coating\/hot-dip-galvanizing\/\">m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng<\/a> v\u00e0 <a href=\"https:\/\/xzfastener.com\/vi\/fastener-coating\/teflon-coating\/\">PTFE l\u1edbp ph\u1ee7<\/a> trang.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">5. Nh\u1eefng hi\u1ec3u l\u1ea7m ph\u1ed5 bi\u1ebfn c\u1ee7a ng\u01b0\u1eddi mua<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Gi\u1edd phun mu\u1ed1i th\u01b0\u1eddng b\u1ecb hi\u1ec3u sai<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Misunderstanding<\/th><th>Th\u1ef1c t\u1ebf<\/th><\/tr><\/thead><tbody><tr><td>S\u1ed1 gi\u1edd cao h\u01a1n = \u0111\u1ed9 b\u1ec1n th\u1ef1c t\u1ebf l\u00e2u h\u01a1n<\/td><td>Kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng \u0111\u00fang<\/td><\/tr><tr><td>T\u1ea5t c\u1ea3 c\u00e1c l\u1edbp ph\u1ee7 \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m trong c\u00f9ng \u0111i\u1ec1u ki\u1ec7n<\/td><td>Thi\u1ebft l\u1eadp th\u1eed nghi\u1ec7m c\u00f3 th\u1ec3 kh\u00e1c nhau<\/td><\/tr><tr><td>\u0110i qua phun mu\u1ed1i \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t hi\u1ec7n tr\u01b0\u1eddng<\/td><td>M\u00f4i tr\u01b0\u1eddng th\u1ef1c t\u1ebf thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3<\/td><\/tr><tr><td>M\u1ed9t ti\u00eau chu\u1ea9n ph\u00f9 h\u1ee3p v\u1edbi m\u1ecdi \u1ee9ng d\u1ee5ng<\/td><td>M\u1ed7i d\u1ef1 \u00e1n y\u00eau c\u1ea7u x\u00e1c \u0111\u1ecbnh c\u1ee5 th\u1ec3<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Trong th\u1ef1c t\u1ebf, k\u1ebft qu\u1ea3 phun mu\u1ed1i n\u00ean d\u00f9ng \u0111\u1ec3 so s\u00e1nh ch\u1ee9 kh\u00f4ng ph\u1ea3i \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n tuy\u1ec7t \u0111\u1ed1i.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">6. X\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c ti\u00eau ch\u00ed th\u1ea5t b\u1ea1i<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u201c\u0110\u1ea1t\u201d ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng<\/h3>\n\n\n\n<p>M\u1ed9t trong nh\u1eefng v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn nh\u1ea5t trong th\u1eed nghi\u1ec7m l\u1edbp ph\u1ee7 l\u00e0 \u0111\u1ecbnh ngh\u0129a l\u1ed7i kh\u00f4ng r\u00f5 r\u00e0ng. N\u1ebfu kh\u00f4ng c\u00f3 \u0111i\u1ec1u n\u00e0y, nh\u00e0 cung c\u1ea5p v\u00e0 ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 di\u1ec5n gi\u1ea3i k\u1ebft qu\u1ea3 m\u1ed9t c\u00e1ch kh\u00e1c nhau.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Lo\u1ea1i l\u1ed7i<\/th><th>Description<\/th><\/tr><\/thead><tbody><tr><td>B\u1ec7nh g\u1ec9 tr\u1eafng<\/td><td>\u0102n m\u00f2n k\u1ebdm s\u1edbm tr\u00ean b\u1ec1 m\u1eb7t<\/td><\/tr><tr><td>B\u1ec7nh g\u1ec9 s\u1eaft \u0111\u1ecf<\/td><td>Ti\u1ebfp x\u00fac v\u1edbi \u0103n m\u00f2n kim lo\u1ea1i c\u01a1 b\u1ea3n<\/td><\/tr><tr><td>\u0102n m\u00f2n c\u1ea1nh<\/td><td>T\u1ea5n c\u00f4ng c\u1ee5c b\u1ed9 t\u1ea1i lu\u1ed3ng ho\u1eb7c c\u1ea1nh<\/td><\/tr><tr><td>\u0102n m\u00f2n chung<\/td><td>L\u1ed7i l\u1edbp ph\u1ee7 lan r\u1ed9ng<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng chi ti\u1ebft si\u1ebft ch\u1eb7t, di\u1ec7n t\u00edch ren th\u01b0\u1eddng quan tr\u1ecdng h\u01a1n b\u1ec1 m\u1eb7t ph\u1eb3ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">7. \u0110i\u1ec1u ki\u1ec7n chu\u1ea9n b\u1ecb v\u00e0 th\u1eed nghi\u1ec7m m\u1eabu<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1c bi\u1ebfn th\u1ec3 nh\u1ecf t\u1ea1o ra s\u1ef1 kh\u00e1c bi\u1ec7t l\u1edbn v\u1ec1 k\u1ebft qu\u1ea3<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Bi\u1ebfn th\u1eed nghi\u1ec7m<\/th><th>T\u00e1c \u0111\u1ed9ng \u0111\u1ebfn k\u1ebft qu\u1ea3<\/th><\/tr><\/thead><tbody><tr><td>\u0110\u1ed9 s\u1ea1ch b\u1ec1 m\u1eb7t<\/td><td>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 b\u1eaft \u0111\u1ea7u \u0103n m\u00f2n<\/td><\/tr><tr><td>\u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7<\/td><td>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn th\u1eddi gian ph\u01a1i s\u00e1ng<\/td><\/tr><tr><td>h\u00ecnh h\u1ecdc m\u1eabu<\/td><td>Thay \u0111\u1ed5i t\u00edch l\u0169y mu\u1ed1i<\/td><\/tr><tr><td>T\u01b0\u01a1ng t\u00e1c ch\u1ee7 \u0111\u1ec1<\/td><td>V\u00f9ng \u0103n m\u00f2n t\u1edbi h\u1ea1n<\/td><\/tr><tr><td>C\u00e1c c\u1ea1nh c\u1eaft<\/td><td>T\u0103ng t\u1ed1c \u0111\u1ed9 th\u1ea5t b\u1ea1i c\u1ee5c b\u1ed9<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng chi ti\u1ebft si\u1ebft ch\u1eb7t c\u00f3 l\u1edbp ph\u1ee7, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 xem x\u00e9t XZ Fastener's <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/various-coated-fasteners\/\">\u1ed1c v\u00edt tr\u00e1ng kh\u00e1c nhau<\/a> trang.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">8. RFQ Danh s\u00e1ch ki\u1ec3m tra d\u00e0nh cho ng\u01b0\u1eddi mua<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">X\u00e1c \u0111\u1ecbnh r\u00f5 y\u00eau c\u1ea7u phun mu\u1ed1i tr\u01b0\u1edbc khi s\u1ea3n xu\u1ea5t<\/h3>\n\n\n\n<p>M\u1ed9t RFQ th\u00edch h\u1ee3p n\u00ean bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lo\u1ea1i chi ti\u1ebft si\u1ebft ch\u1eb7t, k\u00edch th\u01b0\u1edbc v\u00e0 ti\u00eau chu\u1ea9n.<\/li>\n\n\n\n<li>Lo\u1ea1i l\u1edbp ph\u1ee7 v\u00e0 \u0111\u1ed9 d\u00e0y.<\/li>\n\n\n\n<li>Ti\u00eau chu\u1ea9n ki\u1ec3m tra (ASTM B117, ISO 9227, v.v.).<\/li>\n\n\n\n<li>Th\u1eddi gian phun mu\u1ed1i c\u1ea7n thi\u1ebft (gi\u1edd).<\/li>\n\n\n\n<li>\u0110\u1ecbnh ngh\u0129a h\u01b0 h\u1ecfng (r\u1ec9 tr\u1eafng, g\u1ec9 \u0111\u1ecf ho\u1eb7c c\u1ea3 hai).<\/li>\n\n\n\n<li>Khu v\u1ef1c \u0111\u00e1nh gi\u00e1 (ren, \u0111\u1ea7u, to\u00e0n b\u1ed9 b\u1ec1 m\u1eb7t).<\/li>\n\n\n\n<li>T\u00ecnh tr\u1ea1ng m\u1eabu (nh\u01b0 \u0111\u01b0\u1ee3c ph\u1ee7 ho\u1eb7c l\u1eafp r\u00e1p).<\/li>\n\n\n\n<li>Ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn (quy t\u1eafc \u0111\u1ea1t\/kh\u00f4ng \u0111\u1ea1t).<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u ki\u1ec3m tra v\u00e0 ch\u1ee9ng nh\u1eadn.<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c y\u00eau c\u1ea7u v\u1ec1 chi ti\u1ebft si\u1ebft ch\u1eb7t \u0111\u01b0\u1ee3c ph\u1ee7 ho\u1eb7c d\u1ef1a tr\u00ean d\u1ef1 \u00e1n, h\u00e3y g\u1eedi th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt 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\">9. C\u0103n ch\u1ec9nh c\u00e1c y\u00eau c\u1ea7u ki\u1ec3m tra v\u1edbi \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Th\u1eed nghi\u1ec7m ph\u1ea3i ph\u1ea3n \u00e1nh nh\u1eefng k\u1ef3 v\u1ecdng v\u1ec1 m\u00f4i tr\u01b0\u1eddng th\u1ef1c t\u1ebf<\/h3>\n\n\n\n<p>C\u00e1c y\u00eau c\u1ea7u v\u1ec1 phun mu\u1ed1i ph\u1ea3i lu\u00f4n ph\u00f9 h\u1ee3p v\u1edbi \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf ch\u1ee9 kh\u00f4ng ch\u1ec9 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n trong ph\u00f2ng th\u00ed nghi\u1ec7m.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Lo\u1ea1i \u1ee9ng d\u1ee5ng<\/th><th>Tr\u1ecdng t\u00e2m y\u00eau c\u1ea7u \u0111i\u1ec3n h\u00ecnh<\/th><\/tr><\/thead><tbody><tr><td>M\u00e1y m\u00f3c trong nh\u00e0<\/td><td>Ch\u1ed1ng \u0103n m\u00f2n c\u01a1 b\u1ea3n<\/td><\/tr><tr><td>C\u1ea5u tr\u00fac ngo\u00e0i tr\u1eddi<\/td><td>B\u1ea3o v\u1ec7 ph\u01a1i nhi\u1ec5m m\u1edf r\u1ed9ng<\/td><\/tr><tr><td>M\u00f4i tr\u01b0\u1eddng ven bi\u1ec3n<\/td><td>Kh\u00e1ng clorua cao<\/td><\/tr><tr><td>H\u1ec7 th\u1ed1ng \u00f4 t\u00f4<\/td><td>Hi\u1ec7u su\u1ea5t l\u1edbp ph\u1ee7 nh\u1ea5t qu\u00e1n<\/td><\/tr><tr><td>H\u1ec7 th\u1ed1ng n\u0103ng l\u01b0\u1ee3ng gi\u00f3<\/td><td>\u0110\u1ed9 b\u1ec1n l\u00e2u d\u00e0i d\u01b0\u1edbi rung \u0111\u1ed9ng<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Khuy\u1ebfn ngh\u1ecb cu\u1ed1i c\u00f9ng<\/h2>\n\n\n\n<p>B\u00e1o c\u00e1o phun mu\u1ed1i ch\u1ec9 c\u00f3 \u00fd ngh\u0129a khi \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng. N\u1ebfu kh\u00f4ng c\u00f3 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ph\u00f9 h\u1ee3p, k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c so s\u00e1nh ho\u1eb7c s\u1eed d\u1ee5ng m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 ph\u00ea duy\u1ec7t.<\/p>\n\n\n\n<p>Nguy\u00ean t\u1eafc ch\u00ednh r\u1ea5t \u0111\u01a1n gi\u1ea3n: x\u00e1c \u0111\u1ecbnh ti\u00eau chu\u1ea9n, th\u1eddi gian, ti\u00eau ch\u00ed th\u1ea5t b\u1ea1i v\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh gi\u00e1 c\u00f9ng nhau. Khi c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y \u0111\u01b0\u1ee3c ghi r\u00f5 r\u00e0ng v\u00e0o RFQ v\u00e0 b\u1ea3n v\u1ebd, th\u1eed nghi\u1ec7m phun mu\u1ed1i s\u1ebd tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 x\u00e1c nh\u1eadn l\u1edbp ph\u1ee7 thay v\u00ec g\u00e2y nh\u1ea7m l\u1eabn.<\/p>","protected":false},"excerpt":{"rendered":"<p>Salt spray testing is one of the most commonly requested corrosion performance evaluations for coated fasteners. However, in real procurement practice, many disputes arise not from test failure, but from unclear or incomplete specification of the salt spray requirement itself. A fastener may have a coating that performs well, but if the test conditions, duration, [&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":[505],"class_list":["post-7485","post","type-post","status-publish","format-standard","hentry","category-fastener-knowledge-library","tag-certificates-reports-compliance"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/7485","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=7485"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/7485\/revisions"}],"predecessor-version":[{"id":7486,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/7485\/revisions\/7486"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=7485"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/categories?post=7485"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/tags?post=7485"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}