{"id":6731,"date":"2022-08-18T12:01:10","date_gmt":"2022-08-18T04:01:10","guid":{"rendered":"https:\/\/xzfastener.com\/?p=6731"},"modified":"2026-06-22T12:02:46","modified_gmt":"2026-06-22T04:02:46","slug":"how-wrong-material-selection-increases-corrosion-and-replacement-cost","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/vi\/how-wrong-material-selection-increases-corrosion-and-replacement-cost\/","title":{"rendered":"L\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u sai l\u00e0m t\u0103ng chi ph\u00ed \u0103n m\u00f2n v\u00e0 thay th\u1ebf"},"content":{"rendered":"<p>L\u1ef1a ch\u1ecdn sai v\u1eadt li\u1ec7u l\u00e0 m\u1ed9t trong nh\u1eefng sai l\u1ea7m \u0111\u1eaft gi\u00e1 nh\u1ea5t c\u1ee7a chi ti\u1ebft si\u1ebft ch\u1eb7t. N\u00f3 c\u00f3 th\u1ec3 kh\u00f4ng hi\u1ec3n th\u1ecb trong qu\u00e1 tr\u00ecnh c\u00e0i \u0111\u1eb7t. Bu l\u00f4ng c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p. \u0110ai \u1ed1c c\u00f3 th\u1ec3 ch\u1ea1y tr\u01a1n tru. B\u1ec1 m\u1eb7t c\u00f3 th\u1ec3 tr\u00f4ng s\u1ea1ch s\u1ebd.<\/p>\n\n\n\n<p>V\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n sau: r\u1ec9 s\u00e9t, r\u1ed7, ren b\u1ecb k\u1eb9t, bu l\u00f4ng b\u1ecb g\u00e3y, kh\u1edbp l\u1ecfng, khi\u1ebfu n\u1ea1i c\u1ee7a kh\u00e1ch h\u00e0ng ho\u1eb7c thay th\u1ebf ngo\u00e0i k\u1ebf ho\u1ea1ch.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi mua, chi ph\u00ed th\u1ef1c t\u1ebf hi\u1ebfm khi b\u1eb1ng gi\u00e1 chi ti\u1ebft si\u1ebft ch\u1eb7t. \u0110\u00f3 l\u00e0 th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng, nh\u00e2n c\u00f4ng, v\u1eadn chuy\u1ec3n kh\u1ea9n c\u1ea5p, th\u00e1o d\u1ee1 thi\u1ebft b\u1ecb v\u00e0 m\u1ea5t th\u1eddi gian c\u1ee7a d\u1ef1 \u00e1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1i sao vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u l\u1ea1i quan tr\u1ecdng<\/h2>\n\n\n\n<p>Ch\u1ed1t l\u00e0m vi\u1ec7c trong m\u00f4i tr\u01b0\u1eddng th\u1ef1c t\u1ebf. \u0110\u1ed9 \u1ea9m, mu\u1ed1i, h\u00f3a ch\u1ea5t, nhi\u1ec7t, \u0111\u1ed9 rung v\u00e0 ti\u1ebfp x\u00fac v\u1edbi c\u00e1c kim lo\u1ea1i kh\u00e1c \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng.<\/p>\n\n\n\n<p>Bu l\u00f4ng th\u00e9p carbon gi\u00e1 r\u1ebb c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn trong nh\u00e0. Bu l\u00f4ng t\u01b0\u01a1ng t\u1ef1 c\u00f3 th\u1ec3 nhanh ch\u00f3ng b\u1ecb h\u1ecfng khi \u1edf ngo\u00e0i tr\u1eddi n\u1ebfu kh\u00f4ng c\u00f3 l\u1edbp ph\u1ee7. Th\u00e9p kh\u00f4ng g\u1ec9 A2 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng trong thi\u1ebft b\u1ecb s\u1ea1ch. N\u00f3 c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u1ee7 khi ti\u1ebfp x\u00fac v\u1edbi clorua ho\u1eb7c ven bi\u1ec3n. Bu l\u00f4ng c\u01b0\u1eddng \u0111\u1ed9 cao c\u00f3 th\u1ec3 ch\u1ecbu t\u1ea3i t\u1ed1t nh\u01b0ng quy tr\u00ecnh ph\u1ee7 sai c\u00f3 th\u1ec3 g\u00e2y ra nh\u1eefng r\u1ee7i ro kh\u00e1c.<\/p>\n\n\n\n<p>V\u1eadt li\u1ec7u ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi c\u1ea3 \u0111i\u1ec1u ki\u1ec7n t\u1ea3i tr\u1ecdng v\u00e0 \u0103n m\u00f2n.<\/p>\n\n\n\n<p>Ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 so s\u00e1nh <a href=\"https:\/\/xzfastener.com\/vi\/fastener-material\/stainless-steel\/\">\u1ed1c v\u00edt b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9<\/a> v\u00e0 <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/various-coated-fasteners\/\">\u1ed1c v\u00edt tr\u00e1ng kh\u00e1c nhau<\/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 l\u1ed7i l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u ph\u1ed5 bi\u1ebfn<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Ch\u1ec9 ch\u1ecdn theo gi\u00e1<\/h3>\n\n\n\n<p>\u0110\u00e2y l\u00e0 v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn nh\u1ea5t. Th\u00e9p carbon r\u1ebb h\u01a1n th\u00e9p kh\u00f4ng g\u1ec9, nh\u01b0ng n\u00f3 c\u1ea7n c\u00f3 l\u1edbp ph\u1ee7 th\u00edch h\u1ee3p khi b\u1ecb \u0103n m\u00f2n. N\u1ebfu l\u1edbp ph\u1ee7 y\u1ebfu ho\u1eb7c h\u01b0 h\u1ecfng, chi ph\u00ed thay th\u1ebf c\u00f3 th\u1ec3 v\u01b0\u1ee3t qu\u00e1 m\u1ee9c ti\u1ebft ki\u1ec7m ban \u0111\u1ea7u.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Using 304 Where 316 Is Needed<\/h3>\n\n\n\n<p>304 th\u00e9p kh\u00f4ng g\u1ec9 l\u00e0 ph\u1ed5 bi\u1ebfn v\u00e0 thi\u1ebft th\u1ef1c. Nh\u01b0ng trong m\u00f4i tr\u01b0\u1eddng bi\u1ec3n, ven bi\u1ec3n, h\u00f3a ch\u1ea5t ho\u1eb7c gi\u00e0u clorua, 316 th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn an to\u00e0n h\u01a1n.<\/p>\n\n\n\n<p>S\u1eed d\u1ee5ng 304 kh\u00f4ng \u0111\u00fang m\u00f4i tr\u01b0\u1eddng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn tr\u00e0 b\u1ecb \u1ed1, r\u1ed7 ho\u1eb7c \u0103n m\u00f2n k\u1ebd h\u1edf.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u1ecf qua \u0103n m\u00f2n \u0111i\u1ec7n<\/h3>\n\n\n\n<p>Chi ti\u1ebft si\u1ebft ch\u1eb7t b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 v\u1eabn c\u00f3 th\u1ec3 g\u00e2y ra s\u1ef1 c\u1ed1 n\u1ebfu n\u00f3 \u0111\u01b0\u1ee3c l\u1eafp v\u00e0o nh\u00f4m, th\u00e9p m\u1ea1 k\u1ebdm ho\u1eb7c th\u00e9p cacbon m\u00e0 kh\u00f4ng t\u00ednh \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng \u0103n m\u00f2n \u0111i\u1ec7n.<\/p>\n\n\n\n<p>Chi ti\u1ebft si\u1ebft ch\u1eb7t c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i trong khi ph\u1ea7n \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i b\u1ecb \u0103n m\u00f2n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ch\u1ecdn c\u01b0\u1eddng \u0111\u1ed9 m\u00e0 kh\u00f4ng c\u1ea7n xem x\u00e9t \u0103n m\u00f2n<\/h3>\n\n\n\n<p>\u1ed0c v\u00edt b\u1eb1ng th\u00e9p h\u1ee3p kim ho\u1eb7c carbon c\u01b0\u1eddng \u0111\u1ed9 cao c\u1ea7n \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 ch\u1ed1ng \u0103n m\u00f2n. Bu l\u00f4ng lo\u1ea1i 10.9 ho\u1eb7c 12.9 kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n ch\u1ec9 theo c\u1ea5p \u0111\u1ed9.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c m\u1ed1i n\u1ed1i ch\u1ecbu l\u1ef1c, xem x\u00e9t <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/high-strength-fasteners\/\">\u1ed1c v\u00edt c\u01b0\u1eddng \u0111\u1ed9 cao<\/a> v\u00e0 x\u00e1c nh\u1eadn c\u00e1c y\u00eau c\u1ea7u v\u1ec1 v\u1eadt li\u1ec7u, l\u1edbp ph\u1ee7 v\u00e0 th\u1eed nghi\u1ec7m c\u00f9ng nhau.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">So s\u00e1nh r\u1ee7i ro v\u1eadt li\u1ec7u v\u00e0 \u0103n m\u00f2n<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Ch\u1ea5t li\u1ec7u\/Ho\u00e0n thi\u1ec7n<\/th><th>S\u1eed d\u1ee5ng t\u1ed1t nh\u1ea5t<\/th><th>R\u1ee7i ro ch\u00ednh n\u1ebfu s\u1eed d\u1ee5ng sai m\u1ee5c \u0111\u00edch<\/th><\/tr><\/thead><tbody><tr><td>Th\u00e9p carbon tr\u01a1n<\/td><td>S\u1eed d\u1ee5ng t\u1ea1m th\u1eddi trong nh\u00e0 kh\u00f4<\/td><td>R\u1ec9 s\u00e9t nhanh trong \u0111\u1ed9 \u1ea9m<\/td><\/tr><tr><td>Th\u00e9p m\u1ea1 k\u1ebdm<\/td><td>B\u1ea3o v\u1ec7 trong nh\u00e0 ho\u1eb7c nh\u1eb9<\/td><td>Tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi h\u1ea1n ch\u1ebf<\/td><\/tr><tr><td>Th\u00e9p m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng<\/td><td>K\u1ebft c\u1ea5u th\u00e9p ngo\u00e0i tr\u1eddi<\/td><td>C\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7 v\u00e0 \u0111\u1ed9 v\u1eeba v\u1eb7n c\u1ee7a ren<\/td><\/tr><tr><td>L\u1edbp ph\u1ee7 v\u1ea3y k\u1ebdm<\/td><td>Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n cao h\u01a1n v\u1edbi \u0111\u1ed9 d\u00e0y \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t<\/td><td>C\u1ea7n b\u00e1o c\u00e1o l\u1edbp ph\u1ee7 v\u00e0 xem x\u00e9t ma s\u00e1t<\/td><\/tr><tr><td>304 th\u00e9p kh\u00f4ng g\u1ec9<\/td><td>\u1ee8ng d\u1ee5ng chung kh\u00f4ng g\u1ec9<\/td><td>Y\u1ebfu khi ti\u1ebfp x\u00fac v\u1edbi clorua n\u1eb7ng<\/td><\/tr><tr><td>316 th\u00e9p kh\u00f4ng g\u1ec9<\/td><td>V\u00f9ng ven bi\u1ec3n, bi\u1ec3n, v\u00f9ng h\u00f3a ch\u1ea5t, v\u00f9ng \u1ea9m \u01b0\u1edbt<\/td><td>Chi ph\u00ed cao h\u01a1n 304<\/td><\/tr><tr><td>Th\u00e9p kh\u00f4ng g\u1ec9 k\u00e9p<\/td><td>D\u1ecbch v\u1ee5 \u0103n m\u00f2n ngo\u00e0i kh\u01a1i, h\u00f3a ch\u1ea5t, t\u1ea3i tr\u1ecdng cao<\/td><td>Th\u1eddi gian th\u1ef1c hi\u1ec7n d\u00e0i h\u01a1n v\u00e0 chi ph\u00ed cao h\u01a1n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c m\u1eb7t h\u00e0ng c\u00f4ng nghi\u1ec7p ti\u00eau chu\u1ea9n, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u t\u1eeb <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/standard-fasteners\/\">\u1ed1c v\u00edt ti\u00eau chu\u1ea9n<\/a> v\u00e0 sau \u0111\u00f3 \u0111i\u1ec1u ch\u1ec9nh v\u1eadt li\u1ec7u v\u00e0 ho\u00e0n thi\u1ec7n theo \u0111i\u1ec1u ki\u1ec7n d\u1ecbch v\u1ee5.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u1eadt li\u1ec7u sai l\u00e0m t\u0103ng chi ph\u00ed thay th\u1ebf nh\u01b0 th\u1ebf n\u00e0o<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Chu\u1ed7i chi ph\u00ed<\/h3>\n\n\n\n<p>S\u1ef1 l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u k\u00e9m s\u1ebd t\u1ea1o ra chi ph\u00ed theo t\u1eebng giai \u0111o\u1ea1n.<\/p>\n\n\n\n<p>\u0110\u1ea7u ti\u00ean l\u00e0 s\u1ef1 \u0103n m\u00f2n. Sau \u0111\u00f3, c\u00e1c ch\u1ee7 \u0111\u1ec1 s\u1ebd m\u1ea5t \u0111i s\u1ee9c m\u1ea1nh. Khi \u0111\u00f3 kh\u1edbp tr\u1edf n\u00ean kh\u00f3 th\u00e1o ra. \u0110\u1ed9i b\u1ea3o tr\u00ec c\u00f3 th\u1ec3 c\u1eaft, khoan, l\u00e0m n\u00f3ng ho\u1eb7c thay th\u1ebf c\u00e1c b\u1ed9 ph\u1eadn xung quanh.<\/p>\n\n\n\n<p>Trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p, chi ti\u1ebft si\u1ebft ch\u1eb7t thay th\u1ebf c\u00f3 gi\u00e1 r\u1ebb. Lao \u0111\u1ed9ng th\u00ec kh\u00f4ng.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>K\u1ebft qu\u1ea3 th\u1ea5t b\u1ea1i<\/th><th>T\u00e1c \u0111\u1ed9ng chi ph\u00ed<\/th><\/tr><\/thead><tbody><tr><td>B\u1ec1 m\u1eb7t r\u1ec9 s\u00e9t<\/td><td>L\u00e0m l\u1ea1i, d\u1ecdn d\u1eb9p, khi\u1ebfu n\u1ea1i kh\u00e1ch h\u00e0ng<\/td><\/tr><tr><td>\u0102n m\u00f2n r\u1ed7<\/td><td>Gi\u1ea3m s\u1ee9c m\u1ea1nh v\u00e0 tu\u1ed5i th\u1ecd ng\u1eafn h\u01a1n<\/td><\/tr><tr><td>Thu gi\u1eef ch\u1ee7 \u0111\u1ec1<\/td><td>Th\u1eddi gian b\u1ea3o tr\u00ec l\u00e2u h\u01a1n<\/td><\/tr><tr><td>g\u00e3y bu l\u00f4ng<\/td><td>T\u1eaft m\u00e1y v\u00e0 thay th\u1ebf thi\u1ebft b\u1ecb<\/td><\/tr><tr><td>M\u1ea5t t\u1ea3i tr\u01b0\u1edbc<\/td><td>R\u00f2 r\u1ec9, rung, c\u00e1c c\u1ee5m l\u1eafp r\u00e1p l\u1ecfng l\u1ebbo<\/td><\/tr><tr><td>Sai lo\u1ea1i kh\u00f4ng g\u1ec9<\/td><td>Thay th\u1ebf s\u1edbm trong d\u1ecbch v\u1ee5 h\u00e0ng h\u1ea3i ho\u1eb7c h\u00f3a ch\u1ea5t<\/td><\/tr><tr><td>L\u1ed7i l\u1edbp ph\u1ee7<\/td><td>Y\u00eau c\u1ea7u b\u1ea3o h\u00e0nh v\u00e0 cung c\u1ea5p kh\u1ea9n c\u1ea5p<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ec3 l\u1eafp r\u00e1p ho\u00e0n ch\u1ec9nh, ng\u01b0\u1eddi mua n\u00ean xem l\u1ea1i to\u00e0n b\u1ed9 <a href=\"https:\/\/xzfastener.com\/vi\/home\/products\/\">s\u1ea3n ph\u1ea9m chi ti\u1ebft si\u1ebft ch\u1eb7t<\/a> ph\u1ea1m vi v\u00e0 ch\u1ec9 \u0111\u1ecbnh bu l\u00f4ng, \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m, \u0111inh t\u00e1n, neo ho\u1eb7c \u1ed1c v\u00edt l\u00e0m h\u1ec7 th\u1ed1ng ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1edbp ph\u1ee7 kh\u00f4ng th\u1ec3 kh\u1eafc ph\u1ee5c m\u1ecdi v\u1ea5n \u0111\u1ec1 v\u1ec1 v\u1eadt li\u1ec7u<\/h2>\n\n\n\n<p>L\u1edbp ph\u1ee7 gi\u00fap \u00edch, nh\u01b0ng n\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p ph\u1ed5 qu\u00e1t. M\u1ea1 k\u1ebdm c\u00f3 th\u1ec3 h\u1eefu \u00edch trong nh\u00e0 nh\u01b0ng th\u01b0\u1eddng kh\u00f4ng \u0111\u1ee7 cho c\u00e1c d\u1ecbch v\u1ee5 ngo\u00e0i tr\u1eddi kh\u1eafc nghi\u1ec7t. M\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng b\u1ea3o v\u1ec7 t\u1ed1t h\u01a1n, nh\u01b0ng \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 kh\u00edt c\u1ee7a ren. L\u1edbp ph\u1ee7 v\u1ea3y ho\u1eb7c k\u1ebdm c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u1eb7c bi\u1ec7t, nh\u01b0ng c\u00e1c y\u00eau c\u1ea7u ki\u1ec3m tra v\u00e0 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00f4 men xo\u1eafn ph\u1ea3i \u0111\u01b0\u1ee3c xem x\u00e9t l\u1ea1i. (PTFE)<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c \u1ed1c v\u00edt m\u1ea1 \u0111i\u1ec7n c\u00f3 \u0111\u1ed9 b\u1ec1n cao, nguy c\u01a1 gi\u00f2n do hydro c\u0169ng c\u00f3 th\u1ec3 c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. H\u1ed3 s\u01a1 n\u01b0\u1edbng, b\u00e1o c\u00e1o l\u1edbp ph\u1ee7 v\u00e0 truy xu\u1ea5t ngu\u1ed3n g\u1ed1c l\u00f4 ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn khi \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Quy t\u1eafc l\u1ef1a ch\u1ecdn th\u1ef1c t\u1ebf cho ng\u01b0\u1eddi mua<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">K\u1ebft h\u1ee3p v\u1eadt li\u1ec7u v\u1edbi m\u00f4i tr\u01b0\u1eddng<\/h3>\n\n\n\n<p>Tr\u01b0\u1edbc khi ch\u1ecdn v\u1eadt li\u1ec7u, h\u00e3y x\u00e1c \u0111\u1ecbnh:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>S\u1eed d\u1ee5ng trong nh\u00e0, ngo\u00e0i tr\u1eddi, tr\u00ean bi\u1ec3n, d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t, h\u00f3a ch\u1ea5t ho\u1eb7c nhi\u1ec7t \u0111\u1ed9 cao<\/li>\n\n\n\n<li>Ti\u1ebfp x\u00fac v\u1edbi \u0111\u1ed9 \u1ea9m, mu\u1ed1i, clorua, axit, ki\u1ec1m ho\u1eb7c h\u00f3a ch\u1ea5t t\u1ea9y r\u1eeda<\/li>\n\n\n\n<li>T\u1ea3i t\u0129nh, rung, c\u1eaft, c\u0103ng ho\u1eb7c t\u1ea3i k\u1ebft h\u1ee3p<\/li>\n\n\n\n<li>Tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng d\u1ef1 ki\u1ebfn<\/li>\n\n\n\n<li>Quy\u1ec1n truy c\u1eadp b\u1ea3o tr\u00ec<\/li>\n\n\n\n<li>L\u1edbp ph\u1ee7 b\u1eaft bu\u1ed9c ho\u1eb7c l\u1edbp kh\u00f4ng g\u1ec9<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u ki\u1ec3m tra v\u00e0 ch\u1ee9ng nh\u1eadn<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">Ph\u00f9 h\u1ee3p v\u1edbi h\u1ed9i \u0111\u1ea7y \u0111\u1ee7<\/h3>\n\n\n\n<p>Kh\u00f4ng ch\u1ecdn bu l\u00f4ng m\u1ed9t m\u00ecnh. X\u00e1c nh\u1eadn:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>V\u1eadt li\u1ec7u bu l\u00f4ng v\u00e0 l\u1edbp<\/li>\n\n\n\n<li>V\u1eadt li\u1ec7u h\u1ea1t v\u00e0 l\u1edbp<\/li>\n\n\n\n<li>V\u1eadt li\u1ec7u v\u00f2ng \u0111\u1ec7m v\u00e0 \u0111\u1ed9 c\u1ee9ng<\/li>\n\n\n\n<li>B\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n<\/li>\n\n\n\n<li>Cao \u0111\u1ed9 ren v\u00e0 \u0111\u1ed9 v\u1eeba v\u1eb7n<\/li>\n\n\n\n<li>T\u00ecnh tr\u1ea1ng m\u00f4-men xo\u1eafn ho\u1eb7c b\u00f4i tr\u01a1n<\/li>\n\n\n\n<li>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch \u0111i\u1ec7n v\u1edbi v\u1eadt li\u1ec7u c\u01a1 b\u1ea3n<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c v\u1eadt li\u1ec7u \u0111\u1eb7c bi\u1ec7t, l\u1edbp ph\u1ee7 \u0111\u1eb7c bi\u1ec7t ho\u1eb7c c\u00e1c b\u1ed9 ph\u1eadn 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 cung c\u1ea5p chi ti\u1ebft \u1ee9ng d\u1ee5ng tr\u01b0\u1edbc khi s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">RFQ Danh s\u00e1ch ki\u1ec3m tra \u0111\u1ec3 gi\u1ea3m chi ph\u00ed \u0103n m\u00f2n<\/h2>\n\n\n\n<p>M\u1ed9t RFQ ho\u00e0n ch\u1ec9nh n\u00ean bao g\u1ed3m:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>RFQ M\u1ee5c<\/th><th>Nh\u1eefng g\u00ec c\u1ea7n ch\u1ec9 \u0111\u1ecbnh<\/th><\/tr><\/thead><tbody><tr><td>Lo\u1ea1i s\u1ea3n ph\u1ea9m<\/td><td>Bu l\u00f4ng, \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m, v\u00edt, ch\u1ed1t, neo<\/td><\/tr><tr><td>V\u1eadt li\u1ec7u<\/td><td>Th\u00e9p carbon, th\u00e9p h\u1ee3p kim, 304, 316, duplex, h\u1ee3p kim \u0111\u1eb7c bi\u1ec7t<\/td><\/tr><tr><td>C\u1ea5p \u0111\u1ed9 s\u1ee9c m\u1ea1nh<\/td><td>8.8, 10.9, 12.9, A2-70, A4-80, ho\u1eb7c c\u1ea5p \u0111\u1ed9 d\u1ef1 \u00e1n<\/td><\/tr><tr><td>Environment<\/td><td>Trong nh\u00e0, ngo\u00e0i tr\u1eddi, ven bi\u1ec3n, h\u00f3a ch\u1ea5t, d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t<\/td><\/tr><tr><td>K\u1ebft th\u00fac<\/td><td>K\u1ebdm, HDG, v\u1ea3y k\u1ebdm, PTFE, th\u1ee5 \u0111\u1ed9ng, \u0111\u1ed3ng b\u1eb1ng<\/td><\/tr><tr><td>Assembly<\/td><td>Kh\u1edbp \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m, b\u1ed9 ph\u1eadn c\u00e1ch ly<\/td><\/tr><tr><td>Ki\u1ec3m tra<\/td><td>MTC, \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7, phun mu\u1ed1i, PMI n\u1ebfu \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u<\/td><\/tr><tr><td>\u0110\u00f3ng g\u00f3i<\/td><td>Ch\u1ed1ng r\u1ec9 s\u00e9t, d\u00e1n nh\u00e3n, truy xu\u1ea5t ngu\u1ed3n g\u1ed1c h\u00e0ng lo\u1ea1t<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1eddi khuy\u00ean cu\u1ed1i c\u00f9ng<\/h2>\n\n\n\n<p>L\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u sai l\u00e0m t\u0103ng nguy c\u01a1 \u0103n m\u00f2n v\u00e0 chi ph\u00ed thay th\u1ebf v\u00ec n\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn to\u00e0n b\u1ed9 m\u1ed1i n\u1ed1i ch\u1ee9 kh\u00f4ng ch\u1ec9 b\u1ec1 m\u1eb7t chi ti\u1ebft si\u1ebft ch\u1eb7t.<\/p>\n\n\n\n<p>C\u00e1ch ti\u1ebfp c\u1eadn an to\u00e0n nh\u1ea5t l\u00e0 x\u00e1c \u0111\u1ecbnh m\u00f4i tr\u01b0\u1eddng tr\u01b0\u1edbc ti\u00ean, sau \u0111\u00f3 ch\u1ecdn v\u1eadt li\u1ec7u, l\u1edbp ph\u1ee7, c\u1ea5p \u0111\u1ed9 b\u1ec1n, c\u00e1c b\u1ed9 ph\u1eadn ph\u00f9 h\u1ee3p, t\u00e0i li\u1ec7u ki\u1ec3m tra v\u00e0 bao b\u00ec. Chi ph\u00ed v\u1eadt li\u1ec7u ban \u0111\u1ea7u cao h\u01a1n m\u1ed9t ch\u00fat th\u01b0\u1eddng r\u1ebb h\u01a1n so v\u1edbi vi\u1ec7c thay th\u1ebf c\u00e1c \u1ed1c v\u00edt b\u1ecb h\u1ecfng t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng.<\/p>","protected":false},"excerpt":{"rendered":"<p>Wrong material selection is one of the most expensive fastener mistakes. It may not show up during installation. The bolt may fit. The nut may run smoothly. The surface may look clean. The problem usually appears later: rust, pitting, seized threads, broken bolts, loose joints, customer complaints, or unplanned replacement. For buyers, the real cost [&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":[510],"class_list":["post-6731","post","type-post","status-publish","format-standard","hentry","category-fastener-knowledge-library","tag-price-factors-cost-saving"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6731","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=6731"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6731\/revisions"}],"predecessor-version":[{"id":6732,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6731\/revisions\/6732"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=6731"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/categories?post=6731"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/tags?post=6731"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}