{"id":6581,"date":"2025-08-21T18:13:16","date_gmt":"2025-08-21T10:13:16","guid":{"rendered":"https:\/\/xzfastener.com\/?p=6581"},"modified":"2026-06-17T18:14:16","modified_gmt":"2026-06-17T10:14:16","slug":"ptfe-coated-stud-bolts-common-assembly-and-failure-issues","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/vi\/ptfe-coated-stud-bolts-common-assembly-and-failure-issues\/","title":{"rendered":"PTFE Bu l\u00f4ng \u0111inh t\u00e1n c\u00f3 l\u1edbp ph\u1ee7: C\u00e1c v\u1ea5n \u0111\u1ec1 l\u1eafp r\u00e1p v\u00e0 h\u01b0 h\u1ecfng th\u01b0\u1eddng g\u1eb7p"},"content":{"rendered":"<p>Bu l\u00f4ng \u0111inh t\u00e1n c\u00f3 l\u1edbp ph\u1ee7 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c k\u1ebft n\u1ed1i m\u1eb7t b\u00edch, nh\u00e0 m\u00e1y h\u00f3a ch\u1ea5t, thi\u1ebft b\u1ecb h\u00f3a d\u1ea7u, h\u1ec7 th\u1ed1ng ngo\u00e0i kh\u01a1i, van, m\u00e1y b\u01a1m v\u00e0 m\u1ed1i n\u1ed1i \u1ed1ng. Ng\u01b0\u1eddi mua ch\u1ecdn ch\u00fang v\u00ec kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n, \u0111\u1ed9 ma s\u00e1t th\u1ea5p v\u00e0 th\u00e1o g\u1ee1 d\u1ec5 d\u00e0ng h\u01a1n sau th\u1eddi gian d\u00e0i s\u1eed d\u1ee5ng. (PTFE)<\/p>\n\n\n\n<p>Nh\u01b0ng l\u1edbp ph\u1ee7 c\u0169ng l\u00e0m thay \u0111\u1ed5i c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ch\u1ed1t \u0111inh trong qu\u00e1 tr\u00ecnh l\u1eafp r\u00e1p. (PTFE)<\/p>\n\n\n\n<p>M\u1ed9t sai l\u1ea7m ph\u1ed5 bi\u1ebfn l\u00e0 x\u1eed l\u00fd c\u00e1c bu l\u00f4ng \u0111inh t\u00e1n c\u00f3 l\u1edbp ph\u1ee7 nh\u01b0 c\u00e1c \u1ed1c v\u00edt tr\u01a1n ho\u1eb7c m\u1ea1 k\u1ebdm. Gi\u00e1 tr\u1ecb m\u00f4-men xo\u1eafn gi\u1ed1ng nhau c\u00f3 th\u1ec3 kh\u00f4ng t\u1ea1o ra c\u00f9ng m\u1ed9t t\u1ea3i tr\u01b0\u1edbc. L\u1edbp ph\u1ee7 c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 chi ti\u1ebft si\u1ebft ch\u1eb7t, nh\u01b0ng n\u1ebfu b\u1ecf qua \u0111\u1ed9 v\u1eeba v\u1eb7n c\u1ee7a ren, kh\u1edbp \u0111ai \u1ed1c, \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7 ho\u1eb7c ph\u01b0\u01a1ng ph\u00e1p si\u1ebft ch\u1eb7t th\u00ec m\u1ed1i n\u1ed1i v\u1eabn c\u00f3 th\u1ec3 b\u1ecb h\u1ecfng. (PTFE)<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi mua t\u00ecm ngu\u1ed3n cung \u1ee9ng <a href=\"https:\/\/xzfastener.com\/vi\/products-category\/various-coated-fasteners\/\">\u1ed1c v\u00edt tr\u00e1ng<\/a>, PTFE n\u00ean \u0111\u01b0\u1ee3c ch\u1ecdn nh\u01b0 m\u1ed9t ph\u1ea7n c\u1ee7a c\u1ee5m b\u1eaft v\u00edt ho\u00e0n ch\u1ec9nh, kh\u00f4ng ch\u1ec9 l\u00e0 l\u1edbp ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1edbp ph\u1ee7 c\u00f3 t\u00e1c d\u1ee5ng g\u00ec tr\u00ean bu l\u00f4ng \u0111inh t\u00e1n (PTFE)<\/h2>\n\n\n\n<p>L\u1edbp ph\u1ee7 mang l\u1ea1i b\u1ec1 m\u1eb7t \u00edt ma s\u00e1t, ch\u1ed1ng \u0103n m\u00f2n. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho bu l\u00f4ng, \u0111ai \u1ed1c v\u00e0 v\u00f2ng \u0111\u1ec7m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t. (PTFE)<\/p>\n\n\n\n<p>L\u1edbp ph\u1ee7 c\u00f3 th\u1ec3 gi\u00fap gi\u1ea3m hi\u1ec7n t\u01b0\u1ee3ng co gi\u1eadt, c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng th\u00e1o g\u1ee1 v\u00e0 b\u1ea3o v\u1ec7 ch\u1ed1ng \u0103n m\u00f2n. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch trong d\u1ecbch v\u1ee5 h\u00f3a ch\u1ea5t v\u00e0 h\u00f3a d\u1ea7u, n\u01a1i c\u00e1c \u1ed1c v\u00edt m\u1eb7t b\u00edch c\u00f3 th\u1ec3 ti\u1ebfp x\u00fac v\u1edbi \u0111\u1ed9 \u1ea9m, h\u01a1i, h\u00f3a ch\u1ea5t v\u00e0 kho\u1ea3ng th\u1eddi gian b\u1ea3o tr\u00ec cao.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>PTFE L\u1ee3i \u00edch c\u1ee7a l\u1edbp ph\u1ee7<\/th><th>Gi\u00e1 tr\u1ecb th\u1ef1c t\u1ebf<\/th><\/tr><\/thead><tbody><tr><td>Ma s\u00e1t th\u1ea5p<\/td><td>D\u1ec5 d\u00e0ng th\u1eaft ch\u1eb7t v\u00e0 th\u00e1o g\u1ee1 h\u01a1n<\/td><\/tr><tr><td>Ch\u1ed1ng \u0103n m\u00f2n<\/td><td>B\u1ea3o v\u1ec7 t\u1ed1t h\u01a1n trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t<\/td><\/tr><tr><td>H\u00e0nh vi ch\u1ed1ng chi\u1ebfm gi\u1eef<\/td><td>Gi\u00fap gi\u1ea3m t\u00ecnh tr\u1ea1ng k\u1eb9t ho\u1eb7c d\u00ednh ch\u1ec9<\/td><\/tr><tr><td>Kh\u00e1ng h\u00f3a ch\u1ea5t<\/td><td>H\u1eefu \u00edch trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn<\/td><\/tr><tr><td>Nh\u1eadn d\u1ea1ng m\u00e0u s\u1eafc<\/td><td>Gi\u00fap ph\u00e2n bi\u1ec7t c\u00e1c l\u00f4 chi ti\u1ebft si\u1ebft ch\u1eb7t tr\u00e1ng<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Bu l\u00f4ng \u0111inh t\u00e1n \u0111\u01b0\u1ee3c ph\u1ee7 PTFE th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u1edbi ASTM A193 B7, B8, B8M, ho\u1eb7c c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c theo quy \u0111\u1ecbnh c\u1ee7a d\u1ef1 \u00e1n, t\u00f9y thu\u1ed9c v\u00e0o \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c v\u1ea5n \u0111\u1ec1 chung c\u1ee7a h\u1ed9i<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Gi\u00e1 tr\u1ecb m\u00f4-men xo\u1eafn c\u00f3 th\u1ec3 thay \u0111\u1ed5i<\/h3>\n\n\n\n<p>R\u1ee7i ro l\u1eafp r\u00e1p l\u1edbn nh\u1ea5t l\u00e0 hi\u1ec3u nh\u1ea7m m\u00f4-men xo\u1eafn.<\/p>\n\n\n\n<p>PTFE l\u1edbp ph\u1ee7 l\u00e0m gi\u1ea3m ma s\u00e1t. Ma s\u00e1t th\u1ea5p h\u01a1n c\u00f3 ngh\u0129a l\u00e0 c\u00f9ng m\u1ed9t m\u00f4-men xo\u1eafn c\u00f3 th\u1ec3 t\u1ea1o ra t\u1ea3i tr\u01b0\u1edbc cao h\u01a1n so v\u1edbi \u1ed1c v\u00edt kh\u00f4ng tr\u00e1ng ph\u1ee7 ho\u1eb7c kh\u00f4. N\u1ebfu ng\u01b0\u1eddi l\u1eafp \u0111\u1eb7t s\u1eed d\u1ee5ng bi\u1ec3u \u0111\u1ed3 m\u00f4 men xo\u1eafn chung m\u00e0 kh\u00f4ng xem x\u00e9t l\u1edbp ph\u1ee7, bu l\u00f4ng \u0111inh t\u00e1n c\u00f3 th\u1ec3 b\u1ecb si\u1ebft qu\u00e1 ch\u1eb7t.<\/p>\n\n\n\n<p>Th\u1eaft ch\u1eb7t qu\u00e1 m\u1ee9c c\u00f3 th\u1ec3 g\u00e2y ra:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0111\u1ed9 gi\u00e3n d\u00e0i c\u1ee7a \u0111inh t\u00e1n<\/li>\n\n\n\n<li>H\u01b0 h\u1ecfng ch\u1ec9<\/li>\n\n\n\n<li>V\u00f2ng \u0111\u1ec7m b\u1ecb n\u00e9n qu\u00e1 m\u1ee9c<\/li>\n\n\n\n<li>Bi\u1ebfn d\u1ea1ng m\u1eb7t b\u00edch<\/li>\n\n\n\n<li>L\u1ed7i ren \u0111ai \u1ed1c<\/li>\n\n\n\n<li>L\u1ed7i bu l\u00f4ng b\u1ecb tr\u00ec ho\u00e3n khi ch\u1ecbu t\u1ea3i<\/li>\n<\/ul>\n\n\n\n<p>M\u00f4-men xo\u1eafn ch\u00ednh x\u00e1c ph\u1ea3i d\u1ef1a tr\u00ean t\u00ecnh tr\u1ea1ng l\u1edbp ph\u1ee7, t\u00ecnh tr\u1ea1ng b\u00f4i tr\u01a1n, v\u1eadt li\u1ec7u \u0111inh t\u00e1n, c\u1ea5p \u0111ai \u1ed1c, lo\u1ea1i \u0111\u1ec7m v\u00e0 y\u00eau c\u1ea7u v\u1ec1 m\u1eb7t b\u00edch.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u01b0\u1eddng ch\u1ec9 v\u1eeba v\u1eb7n c\u00f3 th\u1ec3 qu\u00e1 ch\u1eadt<\/h3>\n\n\n\n<p>L\u1edbp ph\u1ee7 t\u0103ng th\u00eam \u0111\u1ed9 d\u00e0y cho b\u1ec1 m\u1eb7t ren. N\u1ebfu l\u1edbp ph\u1ee7 qu\u00e1 d\u00e0y ho\u1eb7c kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u, c\u00e1c \u0111ai \u1ed1c c\u00f3 th\u1ec3 b\u1ecb ch\u1eb7t trong qu\u00e1 tr\u00ecnh l\u1eafp r\u00e1p. (PTFE)<\/p>\n\n\n\n<p>\u0110i\u1ec1u n\u00e0y t\u1ea1o ra hai v\u1ea5n \u0111\u1ec1.<\/p>\n\n\n\n<p>\u0110\u1ea7u ti\u00ean, ng\u01b0\u1eddi l\u1eafp \u0111\u1eb7t c\u00f3 th\u1ec3 ngh\u0129 r\u1eb1ng kh\u1edbp \u0111\u00e3 \u0111\u1ea1t \u0111\u1ebfn m\u00f4-men xo\u1eafn khi ph\u1ea7n l\u1edbn m\u00f4-men xo\u1eafn ch\u1ec9 v\u01b0\u1ee3t qua ma s\u00e1t ren. Th\u1ee9 hai, vi\u1ec7c l\u1eafp r\u00e1p c\u01b0\u1ee1ng b\u1ee9c c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng l\u1edbp ph\u1ee7 v\u00e0 l\u00e0m l\u1ed9 ra l\u1edbp kim lo\u1ea1i c\u01a1 b\u1ea3n.<\/p>\n\n\n\n<p>C\u1ea7n ki\u1ec3m tra \u0111\u1ed9 kh\u00edt c\u1ee7a ren sau khi ph\u1ee7, kh\u00f4ng ch\u1ec9 tr\u01b0\u1edbc khi ph\u1ee7.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Ki\u1ec3m tra m\u1ee5c<\/th><th>T\u1ea1i sao n\u00f3 quan tr\u1ecdng<\/th><\/tr><\/thead><tbody><tr><td>Cao \u0111\u1ed9 ren<\/td><td>X\u00e1c nh\u1eadn kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a \u0111ai \u1ed1c<\/td><\/tr><tr><td>\u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7<\/td><td>Ng\u0103n ch\u1eb7n s\u1ef1 l\u1eafp r\u00e1p ch\u1eb7t ch\u1ebd<\/td><\/tr><tr><td>Ki\u1ec3m tra ch\u1ea1y \u0111ai \u1ed1c<\/td><td>X\u00e1c nh\u1eadn s\u1ef1 ph\u00f9 h\u1ee3p c\u1ee7a ch\u1ee7 \u0111\u1ec1 th\u1ef1c s\u1ef1<\/td><\/tr><tr><td>Ph\u00f9 h\u1ee3p v\u1edbi \u0111ai \u1ed1c tr\u00e1ng<\/td><td>Gi\u1ea3m ma s\u00e1t kh\u00f4ng ph\u00f9 h\u1ee3p<\/td><\/tr><tr><td>Ki\u1ec3m tra ch\u1ee7 \u0111\u1ec1 tr\u1ef1c quan<\/td><td>T\u00ecm l\u1edbp ph\u1ee7 b\u1ecb h\u01b0 h\u1ecfng ho\u1eb7c t\u00edch t\u1ee5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ec3 l\u1eafp r\u00e1p \u0111\u1ea7y \u0111\u1ee7, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 xem l\u1ea1i <a href=\"https:\/\/xzfastener.com\/vi\/home\/products\/\">s\u1ea3n ph\u1ea9m chi ti\u1ebft si\u1ebft ch\u1eb7t<\/a> khi k\u1ebft h\u1ee3p bu l\u00f4ng \u0111inh t\u00e1n v\u1edbi \u0111ai \u1ed1c, v\u00f2ng \u0111\u1ec7m v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn kh\u00e1c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c v\u1ea5n \u0111\u1ec1 l\u1ed7i th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">L\u1edbp ph\u1ee7 b\u1ecb h\u01b0 h\u1ecfng trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd<\/h3>\n\n\n\n<p>L\u1edbp ph\u1ee7 c\u00f3 th\u1ec3 b\u1ecb h\u01b0 h\u1ecfng do x\u1eed l\u00fd th\u00f4, va \u0111\u1eadp gi\u1eefa kim lo\u1ea1i v\u1edbi kim lo\u1ea1i, \u0111\u00f3ng g\u00f3i k\u00e9m ho\u1eb7c d\u1ee5ng c\u1ee5 kh\u00f4ng ph\u00f9 h\u1ee3p. M\u1ed9t khi l\u1edbp ph\u1ee7 b\u1ecb h\u01b0 h\u1ecfng, kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 ch\u1ed1ng \u0103n m\u00f2n v\u00e0 ma s\u00e1t tr\u1edf n\u00ean kh\u00f3 d\u1ef1 \u0111o\u00e1n h\u01a1n. (PTFE)<\/p>\n\n\n\n<p>V\u1ea5n \u0111\u1ec1 \u0111\u00f3ng g\u00f3i t\u1ed1t. Bu l\u00f4ng \u0111inh t\u00e1n ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u00f3ng g\u00f3i \u0111\u1ec3 tr\u00e1nh va \u0111\u1eadp v\u00e0o ren, tr\u1ea7y x\u01b0\u1edbc l\u1edbp ph\u1ee7 v\u00e0 nh\u1ea7m l\u1eabn c\u00e1c k\u00edch c\u1ee1 kh\u00e1c nhau.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">T\u1ea3i tr\u01b0\u1edbc kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u \u1edf c\u00e1c m\u1ed1i n\u1ed1i m\u1eb7t b\u00edch<\/h3>\n\n\n\n<p>C\u00e1c m\u1ed1i n\u1ed1i m\u1eb7t b\u00edch th\u01b0\u1eddng s\u1eed d\u1ee5ng nhi\u1ec1u bu l\u00f4ng \u0111inh t\u00e1n. N\u1ebfu tr\u00ecnh t\u1ef1 si\u1ebft k\u00e9m, t\u1ea3i tr\u01b0\u1edbc s\u1ebd kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u. M\u1ed9t s\u1ed1 \u0111inh t\u00e1n c\u00f3 th\u1ec3 mang qu\u00e1 nhi\u1ec1u t\u1ea3i. Nh\u1eefng ng\u01b0\u1eddi kh\u00e1c c\u00f3 th\u1ec3 b\u1ecb qu\u00e1 t\u1ea3i.<\/p>\n\n\n\n<p>\u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn r\u00f2 r\u1ec9, h\u01b0 h\u1ecfng mi\u1ebfng \u0111\u1ec7m ho\u1eb7c ph\u1ea3i si\u1ebft ch\u1eb7t l\u1ea1i nhi\u1ec1u l\u1ea7n.<\/p>\n\n\n\n<p>Tr\u00ecnh t\u1ef1 si\u1ebft ch\u1eb7t theo m\u1eabu ch\u00e9o theo giai \u0111o\u1ea1n th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u01b0u ti\u00ean cho c\u00e1c c\u1ee5m m\u1eb7t b\u00edch. Ph\u01b0\u01a1ng ph\u00e1p cu\u1ed1i c\u00f9ng ph\u1ea3i tu\u00e2n theo d\u1ef1 \u00e1n ho\u1eb7c \u0111\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">K\u1ebft h\u1ee3p \u0111ai \u1ed1c ho\u1eb7c v\u00f2ng \u0111\u1ec7m sai<\/h3>\n\n\n\n<p>PTFE C\u00e1c bu l\u00f4ng \u0111inh t\u00e1n \u0111\u01b0\u1ee3c ph\u1ee7 s\u01a1n kh\u00f4ng n\u00ean \u0111\u01b0\u1ee3c coi l\u00e0 c\u00e1c b\u1ed9 ph\u1eadn \u0111\u1ed9c l\u1eadp. C\u00e1c \u0111ai \u1ed1c v\u00e0 v\u00f2ng \u0111\u1ec7m ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u v\u1ec1 ren, c\u1ea5p \u0111\u1ed9, l\u1edbp ph\u1ee7 v\u00e0 m\u00f4-men xo\u1eafn.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Component<\/th><th>Nh\u1eefng g\u00ec ng\u01b0\u1eddi mua n\u00ean x\u00e1c nh\u1eadn<\/th><\/tr><\/thead><tbody><tr><td>Bu l\u00f4ng \u0111inh<\/td><td>Ch\u1ea5t li\u1ec7u, c\u1ea5p \u0111\u1ed9, k\u00edch th\u01b0\u1edbc, b\u01b0\u1edbc ren, l\u1edbp ph\u1ee7<\/td><\/tr><tr><td>h\u1ea1t<\/td><td>L\u1edbp, \u0111\u1ed9 v\u1eeba v\u1eb7n c\u1ee7a ren, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a l\u1edbp ph\u1ee7<\/td><\/tr><tr><td>V\u00f2ng \u0111\u1ec7m<\/td><td>Ch\u1ea5t li\u1ec7u, \u0111\u1ed9 c\u1ee9ng, k\u00edch th\u01b0\u1edbc, l\u1edbp ph\u1ee7<\/td><\/tr><tr><td>L\u1edbp ph\u1ee7<\/td><td>H\u1ec7 th\u1ed1ng t\u01b0\u01a1ng t\u1ef1 ho\u1eb7c t\u01b0\u01a1ng th\u00edch<\/td><\/tr><tr><td>Documents<\/td><td>MTC, b\u00e1o c\u00e1o l\u1edbp ph\u1ee7, bi\u00ean b\u1ea3n ki\u1ec3m tra<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng v\u1ec1 t\u1ea3i, h\u00e3y xem l\u1ea1i <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 \u0111\u1ecbnh t\u1eadp h\u1ee3p ho\u00e0n ch\u1ec9nh trong RFQ.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1ef1a ch\u1ecdn theo m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c<\/h2>\n\n\n\n<p>Bu l\u00f4ng \u0111inh t\u00e1n c\u00f3 l\u1edbp ph\u1ee7 r\u1ea5t h\u1eefu \u00edch nh\u01b0ng ch\u00fang kh\u00f4ng ph\u1ed5 bi\u1ebfn. Ch\u00fang n\u00ean \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn theo m\u1ee9c \u0111\u1ed9 ti\u1ebfp x\u00fac v\u1edbi h\u00f3a ch\u1ea5t, nhi\u1ec7t \u0111\u1ed9, \u00e1p su\u1ea5t, nguy c\u01a1 \u0103n m\u00f2n v\u00e0 nhu c\u1ea7u b\u1ea3o tr\u00ec. (PTFE)<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u1ee8ng d\u1ee5ng<\/th><th>M\u1ed1i quan t\u00e2m ch\u00ednh<\/th><\/tr><\/thead><tbody><tr><td>M\u1eb7t b\u00edch nh\u00e0 m\u00e1y h\u00f3a ch\u1ea5t<\/td><td>Ch\u1ed1ng \u0103n m\u00f2n v\u00e0 ki\u1ec3m so\u00e1t m\u00f4-men xo\u1eafn<\/td><\/tr><tr><td>\u0110\u01b0\u1eddng \u1ed1ng h\u00f3a d\u1ea7u<\/td><td>T\u1ea3i tr\u01b0\u1edbc \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh v\u00e0 h\u1ed3 s\u01a1 ki\u1ec3m tra<\/td><\/tr><tr><td>Thi\u1ebft b\u1ecb ngo\u00e0i kh\u01a1i<\/td><td>Ti\u1ebfp x\u00fac v\u1edbi mu\u1ed1i v\u00e0 \u0111\u1ed9 b\u1ec1n l\u1edbp ph\u1ee7<\/td><\/tr><tr><td>Van v\u00e0 m\u00e1y b\u01a1m<\/td><td>Th\u00e1o g\u1ee1 sau th\u1eddi gian d\u00e0i s\u1eed d\u1ee5ng<\/td><\/tr><tr><td>B\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t<\/td><td>Nhi\u1ec7t \u0111\u1ed9 v\u00e0 n\u00e9n \u0111\u1ec7m<\/td><\/tr><tr><td>Thi\u1ebft b\u1ecb \u00e1p l\u1ef1c<\/td><td>Ki\u1ec3m so\u00e1t v\u1eadt li\u1ec7u, c\u1ea5p \u0111\u1ed9 v\u00e0 t\u00e0i li\u1ec7u<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 t\u00ednh \u0103n m\u00f2n cao, ng\u01b0\u1eddi mua c\u0169ng 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\u1edbi c\u00e1c t\u00f9y ch\u1ecdn th\u00e9p h\u1ee3p kim tr\u00e1ng tr\u01b0\u1edbc khi ph\u00ea duy\u1ec7t cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">RFQ Danh s\u00e1ch ki\u1ec3m tra cho PTFE Bu l\u00f4ng c\u00f3 l\u1edbp ph\u1ee7<\/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 v\u00e0 k\u00edch th\u01b0\u1edbc bu l\u00f4ng stud<\/li>\n\n\n\n<li>C\u1ea5p v\u1eadt li\u1ec7u, ch\u1eb3ng h\u1ea1n nh\u01b0 B7, B8, B8M, 304, ho\u1eb7c 316<\/li>\n\n\n\n<li>B\u01b0\u1edbc ren v\u00e0 chi\u1ec1u d\u00e0i t\u1ed5ng th\u1ec3<\/li>\n\n\n\n<li>PTFE y\u00eau c\u1ea7u v\u1ec1 l\u1edbp ph\u1ee7 v\u00e0 m\u00e0u s\u1eafc n\u1ebfu \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7<\/li>\n\n\n\n<li>C\u00e1c lo\u1ea1i h\u1ea1t v\u00e0 v\u00f2ng \u0111\u1ec7m ph\u00f9 h\u1ee3p<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u m\u00f4-men xo\u1eafn ho\u1eb7c t\u1ea3i tr\u01b0\u1edbc<\/li>\n\n\n\n<li>M\u00f4i tr\u01b0\u1eddng v\u00e0 nhi\u1ec7t \u0111\u1ed9 d\u1ecbch v\u1ee5<\/li>\n\n\n\n<li>C\u00e1c t\u00e0i li\u1ec7u c\u1ea7n thi\u1ebft, bao g\u1ed3m MTC v\u00e0 b\u00e1o c\u00e1o l\u1edbp ph\u1ee7<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u v\u1ec1 bao b\u00ec v\u00e0 b\u1ea3o v\u1ec7 ch\u1ec9<\/li>\n<\/ol>\n\n\n\n<p>N\u1ebfu bu l\u00f4ng \u0111inh t\u00e1n y\u00eau c\u1ea7u chi\u1ec1u d\u00e0i \u0111\u1eb7c bi\u1ec7t, v\u00f9ng ph\u1ee7 \u0111\u1eb7c bi\u1ec7t, ren b\u1ea5t th\u01b0\u1eddng ho\u1eb7c s\u1ea3n xu\u1ea5t d\u1ef1a tr\u00ean b\u1ea3n v\u1ebd, h\u00e3y xem x\u00e9t <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>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1eddi khuy\u00ean cu\u1ed1i c\u00f9ng<\/h2>\n\n\n\n<p>Bu l\u00f4ng \u0111inh t\u00e1n c\u00f3 l\u1edbp ph\u1ee7 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng r\u1ea5t t\u1ed1t trong c\u00e1c \u1ee9ng d\u1ee5ng h\u00f3a h\u1ecdc, h\u00f3a d\u1ea7u, h\u00e0ng h\u1ea3i v\u00e0 m\u1eb7t b\u00edch. Nh\u01b0ng ch\u00fang ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh v\u00e0 c\u00e0i \u0111\u1eb7t ch\u00ednh x\u00e1c. (PTFE)<\/p>\n\n\n\n<p>Nh\u1eefng r\u1ee7i ro ch\u00ednh kh\u00f4ng ch\u1ec9 l\u00e0 s\u1ef1 \u0103n m\u00f2n. Ch\u00fang bao g\u1ed3m l\u1ed7i m\u00f4-men xo\u1eafn, t\u1ea3i tr\u01b0\u1edbc kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u, h\u01b0 h\u1ecfng l\u1edbp ph\u1ee7, v\u1ea5n \u0111\u1ec1 l\u1eafp ren v\u00e0 \u0111ai \u1ed1c ho\u1eb7c v\u00f2ng \u0111\u1ec7m kh\u00f4ng kh\u1edbp.<\/p>\n\n\n\n<p>\u0110\u1ec3 c\u00f3 k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady, h\u00e3y x\u00e1c \u0111\u1ecbnh to\u00e0n b\u1ed9 c\u1ee5m tr\u01b0\u1edbc khi s\u1ea3n xu\u1ea5t: v\u1eadt li\u1ec7u \u0111inh t\u00e1n, l\u1edbp ph\u1ee7, kh\u1edbp n\u1ed1i \u0111ai \u1ed1c, y\u00eau c\u1ea7u v\u1ec1 v\u00f2ng \u0111\u1ec7m, t\u00ecnh tr\u1ea1ng m\u00f4-men xo\u1eafn, t\u00e0i li\u1ec7u ki\u1ec3m tra v\u00e0 bao b\u00ec. \u0110\u00f3 l\u00e0 c\u00e1ch an to\u00e0n nh\u1ea5t \u0111\u1ec3 ng\u0103n ch\u1eb7n c\u00e1c s\u1ef1 c\u1ed1 l\u1eafp r\u00e1p tr\u01b0\u1edbc khi c\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c v\u1eadn chuy\u1ec3n \u0111\u1ebfn n\u01a1i l\u00e0m vi\u1ec7c.<\/p>","protected":false},"excerpt":{"rendered":"<p>PTFE coated stud bolts are widely used in flange connections, chemical plants, petrochemical equipment, offshore systems, valves, pumps, and pipe joints. Buyers choose them for corrosion resistance, low friction, and easier disassembly after long service. But PTFE coating also changes how the stud bolt behaves during assembly. A common mistake is treating PTFE coated stud [&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":[502],"class_list":["post-6581","post","type-post","status-publish","format-standard","hentry","category-fastener-knowledge-library","tag-fastener-failure-analysis"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6581","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=6581"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6581\/revisions"}],"predecessor-version":[{"id":6582,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/posts\/6581\/revisions\/6582"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=6581"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/categories?post=6581"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/tags?post=6581"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}