{"id":4558,"date":"2026-05-26T14:40:38","date_gmt":"2026-05-26T14:40:38","guid":{"rendered":"https:\/\/productionscrews.com\/brass-washers\/"},"modified":"2026-05-26T14:40:38","modified_gmt":"2026-05-26T14:40:38","slug":"brass-washers","status":"publish","type":"post","link":"https:\/\/productionscrews.com\/vi\/brass-washers\/","title":{"rendered":"V\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng: C\u00e1c lo\u1ea1i, k\u00edch c\u1ee1, c\u00f4ng d\u1ee5ng &amp; H\u01b0\u1edbng d\u1eabn mua h\u00e0ng \u0111\u1ea7y \u0111\u1ee7 (2025)"},"content":{"rendered":"<p class=\"direct-answer\"><strong>C\u00e1c washer \u0111\u1ed3ng thau l\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n ph\u1ea7n c\u1ee9ng ph\u1eb3ng, h\u00ecnh tr\u00f2n \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb h\u1ee3p kim \u0111\u1ed3ng-k\u1ebdm, d\u00f9ng \u0111\u1ec3 ph\u00e2n ph\u1ed1i t\u1ea3i tr\u1ecdng, ng\u0103n ng\u1eeba \u0103n m\u00f2n v\u00e0 t\u1ea1o ra c\u00e1c v\u00f2ng k\u00edn \u0111\u00e1ng tin c\u1eady trong c\u00e1c b\u1ed9 l\u1eafp \u0111\u1eb7t \u1ed1ng n\u01b0\u1edbc, \u0111i\u1ec7n v\u00e0 c\u01a1 kh\u00ed.<\/strong><\/p>\n<p>B\u01b0\u1edbc v\u00e0o b\u1ea5t k\u1ef3 c\u1eeda h\u00e0ng ph\u1ea7n c\u1ee9ng n\u00e0o, m\u1edf b\u1ea5t k\u1ef3 b\u1ea3ng \u0111i\u1ec7n n\u00e0o ho\u1eb7c nh\u00ecn d\u01b0\u1edbi n\u1eafp c\u1ee7a m\u1ed9t chi\u1ebfc m\u00f4 t\u00f4 c\u1ed5 \u0111i\u1ec3n \u2014 c\u00e1c washer \u0111\u1ed3ng thau xu\u1ea5t hi\u1ec7n kh\u1eafp n\u01a1i khi b\u1ea1n bi\u1ebft c\u00e1ch \u0111\u1ec3 \u00fd. Ch\u00fang n\u1eb1m im l\u1eb7ng gi\u1eefa c\u00e1c \u0111\u1ea7u bu l\u00f4ng v\u00e0 c\u00e1c b\u1ec1 m\u1eb7t, gi\u1eefa c\u00e1c ph\u1ee5 ki\u1ec7n \u1ed1ng v\u00e0 van, gi\u1eefa c\u00e1c \u1ed5 c\u1eafm \u0111\u00e8n v\u00e0 th\u00e2n \u0111\u00e8n. Tuy nhi\u00ean, h\u1ea7u h\u1ebft c\u00e1c h\u01b0\u1edbng d\u1eabn \u0111\u1ec1u xem ch\u00fang nh\u01b0 m\u1ed9t th\u1ee9 ph\u1ee5, gom ch\u00fang v\u00e0o \u201cph\u1ea7n c\u1ee9ng chung\u201d v\u00e0 chuy\u1ec3n sang ph\u1ea7n ti\u1ebfp theo.<\/p>\n<p>\u0110i\u1ec1u \u0111\u00f3 l\u00e0 m\u1ed9t sai l\u1ea7m khi d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c ch\u1ecdn \u0111\u00fang washer cho c\u00f4ng vi\u1ec7c. Ch\u1ecdn th\u00e9p kh\u00f4ng g\u1ec9 khi c\u1ea7n \u0111\u1ed3ng thau, v\u00e0 b\u1ea1n s\u1ebd g\u1eb7p nguy c\u01a1 \u0103n m\u00f2n \u0111i\u1ec7n h\u00f3a \u0103n qua k\u1ebft n\u1ed1i c\u1ee7a m\u00ecnh trong s\u00e1u th\u00e1ng. L\u1ea5y m\u1ed9t washer ph\u1eb3ng khi c\u1ea7n washer l\u00e0m k\u00edn, v\u00e0 b\u1ea1n s\u1ebd ph\u1ea3i theo \u0111u\u1ed5i m\u1ed9t v\u1ebft r\u1ec9 ch\u1eadm ch\u1ec9 xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi \u00e1p l\u1ef1c. H\u01b0\u1edbng d\u1eabn n\u00e0y bao g\u1ed3m t\u1ea5t c\u1ea3 nh\u1eefng g\u00ec b\u1ea1n c\u1ea7n: washer \u0111\u1ed3ng thau l\u00e0 g\u00ec, c\u00e1c lo\u1ea1i ri\u00eang bi\u1ec7t v\u00e0 khi n\u00e0o s\u1eed d\u1ee5ng m\u1ed7i lo\u1ea1i, c\u00e1ch \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc ch\u00fang, v\u00e0 so s\u00e1nh ch\u00fang v\u1edbi c\u00e1c v\u1eadt li\u1ec7u thay th\u1ebf.<\/p>\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/productionscrews.com\/wp-content\/uploads\/2026\/05\/01-hero-38.png\" alt=\"h\u00ecnh minh h\u1ecda anh h\u00f9ng c\u1ee7a \u1ed1c v\u00edt \u0111\u1ed3ng thau cho th\u1ea5y c\u00e1c lo\u1ea1i \u1ed1c v\u00edt ph\u1eb3ng v\u00e0 ni\u00eam phong \u0111\u1ed3ng thau tr\u00ean b\u00e0n l\u00e0m vi\u1ec7c\" \/><\/figure>\n<hr \/>\n<h2>Washer \u0111\u1ed3ng thau l\u00e0 g\u00ec?<\/h2>\n<p><strong>C\u00e1c washer \u0111\u1ed3ng thau l\u00e0 c\u00e1c \u0111\u0129a m\u1ecfng, ph\u1eb3ng c\u00f3 l\u1ed7 trung t\u00e2m, \u0111\u01b0\u1ee3c \u0111\u00f3ng d\u1ea5u ho\u1eb7c gia c\u00f4ng t\u1eeb h\u1ee3p kim \u0111\u1ed3ng thau v\u00e0 d\u00f9ng l\u00e0m c\u00e1c th\u00e0nh ph\u1ea7n ph\u00e2n ph\u1ed1i t\u1ea3i tr\u1ecdng, l\u00e0m k\u00edn ho\u1eb7c c\u00e1ch ly trong c\u00e1c b\u1ed9 l\u1eafp \u0111\u1eb7t c\u01a1 kh\u00ed v\u00e0 \u1ed1ng n\u01b0\u1edbc.<\/strong><\/p>\n<p><a href=\"https:\/\/en.wikipedia.org\/wiki\/Washer_(hardware)\" rel=\"noopener\" target=\"_blank\">Theo b\u00e0i vi\u1ebft tr\u00ean Wikipedia v\u1ec1 washer<\/a>, washer l\u00e0 m\u1ed9t t\u1ea5m m\u1ecfng c\u00f3 l\u1ed7 th\u01b0\u1eddng d\u00f9ng \u0111\u1ec3 ph\u00e2n ph\u1ed1i t\u1ea3i tr\u1ecdng c\u1ee7a m\u1ed9t ph\u1ea7n b\u1eaft v\u00edt c\u00f3 ren, ch\u1eb3ng h\u1ea1n nh\u01b0 bu l\u00f4ng ho\u1eb7c \u0111ai \u1ed1c. \u0110\u1ed3ng thau mang l\u1ea1i m\u1ed9t \u0111\u1eb7c t\u00ednh ri\u00eang bi\u1ec7t cho ch\u1ee9c n\u0103ng c\u01a1 b\u1ea3n \u0111\u00f3 \u2014 m\u1ed9t \u0111\u1eb7c t\u00ednh \u0111\u00e1ng \u0111\u1ec3 hi\u1ec3u r\u00f5.<\/p>\n<h3>H\u1ee3p kim \u0111\u1eb1ng sau ch\u1ee9c n\u0103ng<\/h3>\n<p>\u0110\u1ed3ng thau l\u00e0 h\u1ee3p kim c\u1ee7a \u0111\u1ed3ng v\u00e0 k\u1ebdm. T\u1ef7 l\u1ec7 ch\u00ednh x\u00e1c thay \u0111\u1ed5i theo c\u1ea5p \u0111\u1ed9, nh\u01b0ng h\u1ea7u h\u1ebft c\u00e1c lo\u1ea1i \u0111\u1ed3ng thau ph\u1ea7n c\u1ee9ng \u0111\u1ec1u n\u1eb1m trong kho\u1ea3ng <strong>C260 (\u0111\u1ed3ng thau cartridge, 70% \u0111\u1ed3ng \/ 30% k\u1ebdm)<\/strong> or <strong>C360 (\u0111\u1ed3ng thau gia c\u00f4ng t\u1ef1 do, 61.5% \u0111\u1ed3ng \/ 35.5% k\u1ebdm \/ 3% ch\u00ec)<\/strong> ph\u1ea1m vi. <a href=\"https:\/\/en.wikipedia.org\/wiki\/Brass\" rel=\"noopener\" target=\"_blank\">C\u00e1c \u0111\u1eb7c t\u00ednh c\u1ee7a h\u1ee3p kim \u0111\u1ed3ng-k\u1ebdm \u0111\u01b0\u1ee3c ghi nh\u1eadn trong b\u00e0i vi\u1ebft v\u1ec1 \u0111\u1ed3ng thau c\u1ee7a Wikipedia<\/a> gi\u1ea3i th\u00edch t\u1ea1i sao ph\u1ea1m vi \u0111\u1ed3ng 60-70% mang l\u1ea1i s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa d\u1ebbo, d\u1ec5 gia c\u00f4ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n m\u00e0 c\u1ea3 \u0111\u1ed3ng nguy\u00ean ch\u1ea5t l\u1eabn k\u1ebdm nguy\u00ean ch\u1ea5t \u0111\u1ec1u kh\u00f4ng th\u1ec3 s\u00e1nh b\u1eb1ng.<\/p>\n<p>\u0110\u1ed1i v\u1edbi washer \u0111\u1ed3ng thau c\u1ee5 th\u1ec3, \u0111i\u1ec1u \u0111\u00f3 chuy\u1ec3n th\u00e0nh b\u1ed1n l\u1ee3i \u00edch th\u1ef1c t\u1ebf:<\/p>\n<ul>\n<li><strong>Ch\u1ed1ng \u0103n m\u00f2n<\/strong> \u2014 \u0111\u1ed3ng thau t\u1ea1o ra m\u1ed9t l\u1edbp oxit b\u1ea3o v\u1ec7 (b\u1ec1 m\u1eb7t patina) ch\u1ed1ng \u1ea9m, axit nh\u1eb9 v\u00e0 nhi\u1ec1u dung d\u1ecbch c\u00f4ng nghi\u1ec7p. N\u00f3 s\u1ebd kh\u00f4ng g\u1ec9 nh\u01b0 th\u00e9p.<\/li>\n<li><strong>Kh\u00f4ng t\u1eeb t\u00ednh<\/strong> \u2014 quan tr\u1ecdng trong c\u00e1c b\u1ed9 l\u1eafp \u0111\u1eb7t \u0111i\u1ec7n v\u00e0 \u0111i\u1ec7n t\u1eed n\u01a1i kim lo\u1ea1i s\u1eaft s\u1ebd g\u00e2y nhi\u1ec5u c\u00e1c tr\u01b0\u1eddng ho\u1eb7c t\u00edn hi\u1ec7u.<\/li>\n<li><strong>Ch\u1ecbu nhi\u1ec7t v\u00e0 d\u1eabn \u0111i\u1ec7n<\/strong> \u2014 kho\u1ea3ng 28% so v\u1edbi \u0111\u1ed3ng, \u0111i\u1ec1u n\u00e0y quan tr\u1ecdng trong c\u00e1c \u1ee9ng d\u1ee5ng ti\u1ebfp \u0111\u1ea5t v\u00e0 b\u1ed9 l\u1eafp \u0111\u1eb7t t\u1ea3n nhi\u1ec7t.<\/li>\n<li><strong>Kh\u1ea3 n\u0103ng gia c\u00f4ng<\/strong> \u2014 \u0111\u1ed3ng thau l\u00e0 m\u1ed9t trong nh\u1eefng kim lo\u1ea1i d\u1ec5 gia c\u00f4ng nh\u1ea5t, ngh\u0129a l\u00e0 c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 ch\u00ednh x\u00e1c cao v\u1edbi chi ph\u00ed h\u1ee3p l\u00fd.<\/li>\n<\/ul>\n<h3>C\u00e1ch m\u1ed9t \u0111\u1ec7m l\u00e0m vi\u1ec7c c\u1ee7a n\u00f3<\/h3>\n<p>M\u1ed9t \u0111\u1ec7m d\u01b0\u1edbi \u0111\u1ea7u bu l\u00f4ng th\u1ef1c hi\u1ec7n \u00edt nh\u1ea5t ba c\u00f4ng vi\u1ec7c c\u01a1 kh\u00ed kh\u00e1c nhau \u0111\u1ed3ng th\u1eddi:<\/p>\n<ol>\n<li><strong>Ph\u00e2n ph\u1ed1i t\u1ea3i tr\u1ecdng<\/strong> \u2014 ph\u00e2n ph\u1ed1i l\u1ef1c k\u1eb9p tr\u00ean di\u1ec7n t\u00edch l\u1edbn h\u01a1n, gi\u1ea3m nguy c\u01a1 bu l\u00f4ng k\u00e9o qua v\u1eadt li\u1ec7u m\u1ec1m (g\u1ed7, nh\u00f4m, nh\u1ef1a, t\u1ea5m kim lo\u1ea1i m\u1ec1m).<\/li>\n<li><strong>B\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t<\/strong> \u2014 ng\u0103n ch\u1eb7n ph\u1ea7n c\u1ed1 \u0111\u1ecbnh l\u00e0m tr\u1ea7y x\u01b0\u1edbc ho\u1eb7c g\u00e2y g\u1ec9 m\u1eb7t ti\u1ebfp x\u00fac khi quay trong qu\u00e1 tr\u00ecnh si\u1ebft ch\u1eb7t.<\/li>\n<li><strong>Kh\u00e1ng rung<\/strong> \u2014 m\u1ed9t s\u1ed1 lo\u1ea1i \u0111\u1ec7m (l\u00f2 xo, kh\u00f3a chia) ch\u1ed1ng l\u1ecfng d\u01b0\u1edbi t\u1ea3i chu k\u1ef3. \u0110\u1ec7m \u0111\u1ed3ng ph\u1eb3ng g\u00f3p ph\u1ea7n t\u1ea1o ma s\u00e1t ngay c\u1ea3 khi kh\u00f4ng c\u00f3 h\u00ecnh d\u1ea1ng kh\u00f3a.<\/li>\n<\/ol>\n<p>Trong c\u00e1c \u1ee9ng d\u1ee5ng ni\u00eam phong, \u0111\u1ec7m \u0111\u1ea3m nh\u1eadn c\u00f4ng vi\u1ec7c th\u1ee9 t\u01b0: t\u1ea1o ra m\u1ed9t h\u00e0ng r\u00e0o bi\u1ebfn d\u1ea1ng \u0111\u1ec3 l\u1ea5p \u0111\u1ea7y c\u00e1c irregularity b\u1ec1 m\u1eb7t vi m\u00f4 nh\u1eb1m ng\u0103n ch\u1eb7n d\u00f2ng ch\u1ea3y c\u1ee7a ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed.<\/p>\n<hr \/>\n<h2>C\u00e1c lo\u1ea1i \u0111\u1ec7m \u0111\u1ed3ng thau<\/h2>\n<p><strong>C\u00f3 n\u0103m lo\u1ea1i ch\u00ednh c\u1ee7a \u0111\u1ec7m \u0111\u1ed3ng thau: ph\u1eb3ng, ni\u00eam phong (li\u00ean k\u1ebft), ch\u1eafn b\u01b0\u1edbc, vai, v\u00e0 kh\u00f3a \u2014 m\u1ed7i lo\u1ea1i t\u1ed1i \u01b0u cho c\u00e1c y\u00eau c\u1ea7u t\u1ea3i, ni\u00eam phong ho\u1eb7c c\u00e1ch nhi\u1ec7t kh\u00e1c nhau.<\/strong><\/p>\n<p>Ba k\u1ebft qu\u1ea3 h\u00e0ng \u0111\u1ea7u c\u1ee7a Google cho \u201c\u0111\u1ec7m \u0111\u1ed3ng thau\u201d \u0111\u1ec1u l\u00e0 c\u00e1c trang danh s\u00e1ch s\u1ea3n ph\u1ea9m (Amazon, Grand Brass, McMaster-Carr). Kh\u00f4ng ai trong s\u1ed1 \u0111\u00f3 gi\u1ea3i th\u00edch t\u1ea1i sao b\u1ea1n l\u1ea1i ch\u1ecdn lo\u1ea1i n\u00e0y h\u01a1n lo\u1ea1i kia. \u0110\u00f3 l\u00e0 kho\u1ea3ng tr\u1ed1ng m\u00e0 h\u01b0\u1edbng d\u1eabn n\u00e0y l\u1ea5p \u0111\u1ea7y.<\/p>\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/productionscrews.com\/wp-content\/uploads\/2026\/05\/02-types-26.png\" alt=\"s\u01a1 \u0111\u1ed3 c\u00e1c lo\u1ea1i \u1ed1c v\u00edt \u0111\u1ed3ng thau th\u1ec3 hi\u1ec7n c\u00e1c lo\u1ea1i ph\u1eb3ng, ni\u00eam phong, Fender, vai v\u00e0 kh\u00f3a c\u1ea1nh nhau\" \/><\/figure>\n<h3>\u0110\u1ec7m \u0111\u1ed3ng thau ph\u1eb3ng<\/h3>\n<p>Lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u1ea5t. M\u1ed9t \u0111\u0129a ph\u1eb3ng v\u1edbi l\u1ed7 trung t\u00e2m, kh\u00f4ng c\u00f3 h\u00ecnh d\u1ea1ng \u0111\u1eb7c bi\u1ec7t. C\u00f3 s\u1eb5n trong hai d\u00f2ng k\u00edch th\u01b0\u1edbc ti\u00eau chu\u1ea9n:<\/p>\n<ul>\n<li><strong>SAE (Hi\u1ec7p h\u1ed9i k\u1ef9 s\u01b0 \u00f4 t\u00f4)<\/strong> \u2014 \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i nh\u1ecf h\u01a1n so v\u1edbi l\u1ed7, thi\u1ebft k\u1ebf \u0111\u1ec3 s\u1eed d\u1ee5ng v\u1edbi bu l\u00f4ng v\u00e0 v\u00edt ti\u00eau chu\u1ea9n SAE. Th\u01b0\u1eddng d\u00f9ng trong c\u00f4ng vi\u1ec7c l\u1eafp r\u00e1p \u00f4 t\u00f4 v\u00e0 chung.<\/li>\n<li><strong>USS (Ti\u00eau chu\u1ea9n Hoa K\u1ef3)<\/strong> \u2014 \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i l\u1edbn h\u01a1n, cung c\u1ea5p di\u1ec7n t\u00edch ti\u1ebfp x\u00fac l\u1edbn h\u01a1n. \u01afu ti\u00ean khi v\u1eadt li\u1ec7u gh\u00e9p m\u1ec1m ho\u1eb7c khi ph\u00e2n ph\u1ed1i t\u1ea3i l\u00e0 \u01b0u ti\u00ean.<\/li>\n<\/ul>\n<h3>\u0110\u1ec7m ni\u00eam phong (\u0110\u1ec7m li\u00ean k\u1ebft)<\/h3>\n<p>M\u1ed9t \u0111\u1ec7m ni\u00eam phong k\u1ebft h\u1ee3p v\u00f2ng ngo\u00e0i kim lo\u1ea1i v\u1edbi v\u00f2ng ni\u00eam phong trong l\u00e0m b\u1eb1ng cao su ho\u1eb7c neoprene li\u00ean k\u1ebft v\u1edbi kim lo\u1ea1i. V\u00f2ng kim lo\u1ea1i ch\u1ecbu l\u1ef1c k\u1eb9p trong khi cao su bi\u1ebfn d\u1ea1ng \u0111\u1ec3 l\u1ea5p \u0111\u1ea7y c\u00e1c khe h\u1edf b\u1ec1 m\u1eb7t v\u00e0 ng\u0103n d\u00f2ng ch\u1ea3y c\u1ee7a ch\u1ea5t l\u1ecfng. Th\u01b0\u1eddng d\u00f9ng trong c\u00e1c m\u1ed1i n\u1ed1i n\u00e9n tr\u00ean \u0111\u1ed3ng v\u00e0 nh\u1ef1a, c\u00e1c m\u1ed1i n\u1ed1i th\u1ee7y l\u1ef1c, v\u00e0 c\u00e1c b\u1ed9 l\u1eafp r\u00e1p c\u1ed1 \u0111\u1ecbnh ngo\u00e0i tr\u1eddi. Th\u00e0nh ph\u1ea7n cao su th\u01b0\u1eddng l\u00e0 <strong>EPDM<\/strong> (kh\u00e1ng n\u01b0\u1edbc v\u00e0 th\u1eddi ti\u1ebft t\u1ed1t) ho\u1eb7c <strong>Nitrile\/NBR<\/strong> (t\u1ed1t h\u01a1n cho d\u1ea7u v\u00e0 nhi\u00ean li\u1ec7u).<\/p>\n<h3>\u1ed0c v\u00edt Fender<\/h3>\n<p>\u1ed0c v\u00edt Fender c\u00f3 \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i l\u1edbn h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi k\u00edch th\u01b0\u1edbc l\u1ed7 \u2014 ban \u0111\u1ea7u \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho kim lo\u1ea1i t\u1ea5m \u00f4 t\u00f4, n\u01a1i kim lo\u1ea1i m\u1ecfng v\u00e0 k\u00e9o qua bu l\u00f4ng l\u00e0 m\u1ed9t ch\u1ebf \u0111\u1ed9 th\u1ea5t b\u1ea1i th\u1ef1c s\u1ef1. Trong c\u00e1c \u1ee9ng d\u1ee5ng kh\u00f4ng ph\u1ea3i \u00f4 t\u00f4, \u1ed1c v\u00edt Fender b\u1eb1ng \u0111\u1ed3ng xu\u1ea5t hi\u1ec7n trong l\u1eafp \u0111\u1eb7t \u1ed1ng d\u1eabn \u0111i\u1ec7n, ph\u1ea7n c\u1ee9ng trang tr\u00ed (m\u1eb7t l\u1edbn d\u1ec5 nh\u00ecn th\u1ea5y v\u00e0 l\u1edbp ho\u00e0n thi\u1ec7n b\u1eb1ng \u0111\u1ed3ng l\u00e0 c\u1ed1 \u00fd), v\u00e0 c\u1ed1 \u0111\u1ecbnh t\u1ea5m composite.<\/p>\n<h3>\u1ed0c v\u00edt Vai<\/h3>\n<p>C\u0169ng g\u1ecdi l\u00e0 <strong>bushings c\u00e1ch \u0111i\u1ec7n<\/strong> or <strong>bushings vai<\/strong>, c\u00f3 ph\u1ea7n flange h\u00ecnh tr\u1ee5 (vai) m\u1edf r\u1ed9ng qua l\u1ed7 trong v\u1eadt li\u1ec7u gh\u00e9p n\u1ed1i. \u1ed0c v\u00edt vai b\u1eb1ng \u0111\u1ed3ng ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong l\u1eafp r\u00e1p PCB v\u00e0 \u0111i\u1ec7n t\u1eed, \u1ed5 c\u1eafm \u0111\u00e8n v\u00e0 \u0111\u00e8n chi\u1ebfu s\u00e1ng, v\u00e0 g\u1eafn b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n thi\u1ebft b\u1ecb.<\/p>\n<h3>\u1ed0c v\u00edt Ch\u1ed1t (Chia v\u00e0 R\u0103ng c\u01b0a)<\/h3>\n<p>\u1ed0c v\u00edt ch\u1ed1t b\u1eb1ng \u0111\u1ed3ng c\u00f3 d\u1ea1ng chia (l\u00f2 xo xo\u1eafn) v\u00e0 r\u0103ng c\u01b0a (r\u0103ng c\u01b0a trong\/ngo\u00e0i). Ch\u00fang ch\u1ed1ng xoay do rung \u0111\u1ed9ng. \u1ed0c v\u00edt ch\u1ed1t b\u1eb1ng \u0111\u1ed3ng ph\u00f9 h\u1ee3p khi b\u1ed9 l\u1eafp r\u00e1p kh\u00f4ng ph\u1ea3i kim lo\u1ea1i nh\u1eb9 (v\u00ed d\u1ee5, t\u1ea5t c\u1ea3 b\u1eb1ng \u0111\u1ed3ng ho\u1eb7c h\u1ee3p kim \u0111\u1ed3ng thau) ho\u1eb7c m\u00f4i tr\u01b0\u1eddng y\u00eau c\u1ea7u ph\u1ea7n c\u1ee9ng kh\u00f4ng t\u1eeb t\u00ednh, ch\u1ed1ng \u0103n m\u00f2n to\u00e0n b\u1ed9.<\/p>\n<figure>\n<table>\n<caption><strong>B\u1ea3ng 1: So s\u00e1nh c\u00e1c lo\u1ea1i \u1ed1c v\u00edt b\u1eb1ng \u0111\u1ed3ng<\/strong><\/caption>\n<thead>\n<tr>\n<th>Lo\u1ea1i<\/th>\n<th>Ch\u1ee9c n\u0103ng Ch\u00ednh<\/th>\n<th>Ch\u1ea5t li\u1ec7u ph\u1ed5 bi\u1ebfn<\/th>\n<th>\u1ee8ng d\u1ee5ng t\u1ed1t nh\u1ea5t<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>M\u1eb7t ph\u1eb3ng (SAE\/USS)<\/td>\n<td>Ph\u00e2n ph\u1ed1i t\u1ea3i tr\u1ecdng<\/td>\n<td>\u0110\u1ed3ng C260 ho\u1eb7c C360<\/td>\n<td>L\u1eafp r\u00e1p chung, \u0111\u1ecbnh v\u1ecb bu l\u00f4ng<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ed1ng th\u1ea5m (Li\u00ean k\u1ebft)<\/td>\n<td>Ph\u00e2n ph\u1ed1i t\u1ea3i + ni\u00eam phong ch\u1ea5t l\u1ecfng<\/td>\n<td>\u0110\u1ed3ng + EPDM\/NBR<\/td>\n<td>Ph\u1ee5 ki\u1ec7n \u1ed1ng n\u01b0\u1edbc, th\u1ee7y l\u1ef1c<\/td>\n<\/tr>\n<tr>\n<td>Fender<\/td>\n<td>Ph\u00e2n ph\u1ed1i t\u1ea3i di\u1ec7n r\u1ed9ng<\/td>\n<td>C260 \u0111\u1ed3ng thau<\/td>\n<td>T\u1ea5m kim lo\u1ea1i m\u1ecfng, trang tr\u00ed<\/td>\n<\/tr>\n<tr>\n<td>Vai<\/td>\n<td>C\u00e1ch \u0111i\u1ec7n + kho\u1ea3ng c\u00e1ch<\/td>\n<td>C360 \u0111\u1ed3ng thau<\/td>\n<td>\u0110i\u1ec7n t\u1eed, \u1ed5 c\u1eafm \u0111\u00e8n<\/td>\n<\/tr>\n<tr>\n<td>Kh\u00f3a (chia\/ r\u0103ng c\u01b0a)<\/td>\n<td>Kh\u00e1ng rung<\/td>\n<td>C360 \u0111\u1ed3ng thau<\/td>\n<td>B\u1ed9 l\u1eafp r\u00e1p b\u1eb1ng \u0111\u1ed3ng thau to\u00e0n b\u1ed9, gi\u1ea3m rung \u0111\u1ed9ng<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<hr \/>\n<h2>\u1ee8ng d\u1ee5ng c\u1ee7a \u0110\u1ed3ng Thau trong C\u00f4ng nghi\u1ec7p<\/h2>\n<p><strong>C\u00e1c v\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng thau \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong h\u1ec7 th\u1ed1ng \u1ed1ng n\u01b0\u1edbc, \u0111i\u1ec7n, ph\u1ee5c h\u1ed3i \u00f4 t\u00f4, ph\u1ee5 ki\u1ec7n h\u00e0ng h\u1ea3i v\u00e0 l\u00e0m \u0111\u00e8n trang tr\u00ed \u2014 b\u1ea5t c\u1ee9 n\u01a1i n\u00e0o kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n, t\u00ednh phi t\u1eeb ho\u1eb7c th\u1ea9m m\u1ef9 th\u00fac \u0111\u1ea9y vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u.<\/strong><\/p>\n<h3>H\u1ec7 th\u1ed1ng \u1ed1ng n\u01b0\u1edbc v\u00e0 ch\u1ea5t l\u1ecfng<\/h3>\n<p>\u0110\u00e2y l\u00e0 n\u01a1i \u0111\u1ed3ng thau th\u1ec3 hi\u1ec7n r\u00f5 nh\u1ea5t gi\u00e1 tr\u1ecb c\u1ee7a n\u00f3. Trong c\u00e1c b\u1ed9 n\u1ed1i n\u00e9n, v\u00f2ng \u0111\u1ec7m k\u00edn k\u1ebft d\u00ednh cung c\u1ea5p kh\u1ea3 n\u0103ng k\u00edn ch\u00ednh gi\u1eefa th\u00e2n b\u1ed9 n\u1ed1i v\u00e0 \u1ed1ng. C\u00e1c v\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng thau ph\u1eb3ng ti\u00eau chu\u1ea9n xu\u1ea5t hi\u1ec7n \u1edf m\u1ecdi k\u1ebft n\u1ed1i v\u00f2i n\u01b0\u1edbc v\u00e0 van g\u00f3c \u2014 \u0111\u1eb7t b\u00ean trong \u0111ai \u1ed1c \u0111\u00f3ng g\u00f3i \u0111\u1ec3 b\u1ea3o v\u1ec7 gh\u1ebf van kh\u1ecfi ti\u1ebfp x\u00fac kim lo\u1ea1i tr\u1ef1c ti\u1ebfp. <a href=\"https:\/\/www.astm.org\/\" rel=\"noopener\" target=\"_blank\">ASTM International<\/a> xu\u1ea5t b\u1ea3n c\u00e1c ti\u00eau chu\u1ea9n ASTM B16 v\u00e0 B21 quy \u0111\u1ecbnh v\u1ec1 thanh, thanh tr\u00f2n v\u00e0 h\u00ecnh d\u1ea1ng \u0111\u1ed3ng thau d\u00f9ng trong ph\u1ea7n c\u1ee9ng \u1ed1ng n\u01b0\u1edbc. Vi\u1ec7c ch\u1ec9 \u0111\u1ecbnh \u0111\u1ed3ng thau ph\u00f9 h\u1ee3p ti\u00eau chu\u1ea9n ASTM l\u00e0 c\u01a1 s\u1edf cho c\u00e1c \u1ee9ng d\u1ee5ng \u1ed1ng n\u01b0\u1edbc c\u00f3 quy \u0111\u1ecbnh.<\/p>\n<h3>L\u1eafp r\u00e1p \u0110i\u1ec7n t\u1eed v\u00e0 \u0110i\u1ec7n<\/h3>\n<p>C\u00e1c \u0111\u1eb7c t\u00ednh phi t\u1eeb v\u00e0 d\u1eabn \u0111i\u1ec7n c\u1ee7a \u0111\u1ed3ng thau khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u ph\u1ed5 bi\u1ebfn cho c\u00f4ng vi\u1ec7c \u0111i\u1ec7n. C\u00e1c k\u1ebft n\u1ed1i \u0111\u1ea5t trong b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n th\u01b0\u1eddng s\u1eed d\u1ee5ng v\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng thau ho\u1eb7c \u0111\u1ed3ng thau d\u01b0\u1edbi bu l\u00f4ng c\u00e1p \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1eddng d\u1eabn d\u1eabn \u0111i\u1ec7n s\u1ea1ch, \u1ed5n \u0111\u1ecbnh. V\u00f2ng \u0111\u1ec7m vai d\u00f9ng \u0111\u1ec3 g\u1eafn PCB v\u00e0 c\u00e1c linh ki\u1ec7n v\u00e0o khung m\u00e0 kh\u00f4ng g\u00e2y nguy c\u01a1 ch\u1eadp m\u1ea1ch. Trong s\u1ea3n xu\u1ea5t \u0111\u00e8n, v\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng thau v\u1eeba mang t\u00ednh c\u1ea5u tr\u00fac v\u1eeba mang t\u00ednh trang tr\u00ed \u2014 c\u00f3 th\u1ec3 th\u1ea5y r\u00f5 trong n\u1eafp \u1ed5 c\u1eafm, b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh chao \u0111\u00e8n v\u00e0 ph\u1ea7n c\u1ee9ng kh\u00f3a c\u00f4ng t\u1eafc.<\/p>\n<h3>Ph\u1ea7n c\u1ee9ng h\u00e0ng h\u1ea3i v\u00e0 ngo\u00e0i tr\u1eddi<\/h3>\n<p>Phun mu\u1ed1i l\u00e0 kh\u1eafc nghi\u1ec7t \u0111\u1ed1i v\u1edbi h\u1ea7u h\u1ebft kim lo\u1ea1i. \u0110\u1ed3ng thau v\u01b0\u1ee3t tr\u1ed9i h\u01a1n th\u00e9p carbon r\u00f5 r\u1ec7t. Tr\u00ean m\u1eb7t n\u01b0\u1edbc v\u00e0 trong ph\u1ee5 ki\u1ec7n t\u00e0u thuy\u1ec1n n\u01b0\u1edbc ng\u1ecdt, v\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng thau ph\u1ed5 bi\u1ebfn v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed. C\u00e1c h\u1ed9p \u0111i\u1ec7n ngo\u00e0i tr\u1eddi, ph\u1ee5 ki\u1ec7n \u1ed1ng d\u1eabn weatherhead, v\u00e0 c\u00e1c t\u00e1c ph\u1ea9m s\u1eaft trang tr\u00ed ngo\u00e0i tr\u1eddi \u0111\u1ec1u s\u1eed d\u1ee5ng ph\u1ea7n c\u1ee9ng \u0111\u1ed3ng thau v\u00ec n\u00f3 t\u1ea1o th\u00e0nh l\u1edbp patina \u1ed5n \u0111\u1ecbnh thay v\u00ec b\u1ecb r\u1ed7 v\u00e0 m\u1ea5t \u0111i t\u00ednh to\u00e0n v\u1eb9n c\u1ea5u tr\u00fac.<\/p>\n<h3>Ph\u1ee5c h\u1ed3i \u00f4 t\u00f4<\/h3>\n<p>Trong vi\u1ec7c ph\u1ee5c h\u1ed3i xe c\u1ed5 v\u00e0 xe c\u1ed5 \u0111i\u1ec3n, vi\u1ec7c ph\u00f9 h\u1ee3p v\u1eadt li\u1ec7u ban \u0111\u1ea7u quan tr\u1ecdng c\u1ea3 v\u1ec1 t\u00ednh x\u00e1c th\u1ef1c l\u1eabn kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n galva. Ph\u1ea7n c\u1ee9ng \u00f4 t\u00f4 tr\u01b0\u1edbc n\u0103m 1970 ch\u1ee7 y\u1ebfu l\u00e0 \u0111\u1ed3ng thau ho\u1eb7c th\u00e9p m\u1ea1 k\u1ebdm. S\u1eed d\u1ee5ng c\u00e1c v\u00edt kim lo\u1ea1i kh\u00f4ng g\u1ec9 hi\u1ec7n \u0111\u1ea1i ti\u1ebfp x\u00fac v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n \u0111\u1ed3ng thau ban \u0111\u1ea7u t\u1ea1o th\u00e0nh c\u1eb7p kim lo\u1ea1i kh\u00f4ng gi\u1ed1ng nhau, l\u00e0m t\u0103ng t\u1ed1c \u0111\u1ed9 \u0103n m\u00f2n d\u01b0\u1edbi \u0111i\u1ec1u ki\u1ec7n \u0111\u1ed9ng c\u01a1 (nhi\u1ec7t \u0111\u1ed9, ng\u01b0ng t\u1ee5, mu\u1ed1i \u0111\u01b0\u1eddng).<\/p>\n<hr \/>\n<h2>C\u00e1ch ch\u1ecdn v\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng thau ph\u00f9 h\u1ee3p<\/h2>\n<p><strong>Ch\u1ecdn v\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng thau b\u1eb1ng c\u00e1ch ph\u00f9 h\u1ee3p b\u1ed1n th\u00f4ng s\u1ed1: \u0111\u01b0\u1eddng k\u00ednh trong (ID) v\u1edbi tr\u1ee5c v\u00edt, \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i (OD) v\u1edbi di\u1ec7n t\u00edch ch\u1ecbu l\u1ef1c c\u1ea7n thi\u1ebft, \u0111\u1ed9 d\u00e0y ph\u00f9 h\u1ee3p v\u1edbi kho\u1ea3ng c\u00e1ch ho\u1eb7c y\u00eau c\u1ea7u, v\u00e0 c\u1ea5p \u0111\u1ed9 ph\u00f9 h\u1ee3p v\u1edbi m\u1ee9c \u0111\u1ed9 ti\u1ebfp x\u00fac h\u00f3a h\u1ecdc c\u1ee7a m\u00f4i tr\u01b0\u1eddng.<\/strong><\/p>\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/productionscrews.com\/wp-content\/uploads\/2026\/05\/03-howto-28.png\" alt=\"h\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn \u1ed1c v\u00edt \u0111\u1ed3ng thau c\u1ee7a k\u1ef9 s\u01b0, ch\u1ecdn \u0111\u00fang k\u00edch th\u01b0\u1edbc b\u1eb1ng th\u01b0\u1edbc c\u1eb7p t\u1ea1i b\u00e0n l\u00e0m vi\u1ec7c\" \/><\/figure>\n<h3>B\u01b0\u1edbc 1: Ch\u1ecdn \u0111\u01b0\u1eddng k\u00ednh trong ph\u00f9 h\u1ee3p v\u1edbi ch\u1ed1t<\/h3>\n<p>\u0110\u01b0\u1eddng k\u00ednh trong n\u00ean l\u1edbn h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi \u0111\u01b0\u1eddng k\u00ednh danh ngh\u0129a c\u1ee7a bu l\u00f4ng. \u0110\u1ed9 h\u1edf ti\u00eau chu\u1ea9n theo ASME B18.22.1:<\/p>\n<ul>\n<li><strong>Kh\u1edbp h\u1eb9p<\/strong>: \u0110\u01b0\u1eddng k\u00ednh trong = k\u00edch th\u01b0\u1edbc bu l\u00f4ng danh ngh\u0129a + 0,031 inch (kh\u00edt, d\u00f9ng cho v\u1ecb tr\u00ed dung sai g\u1ea7n)<\/li>\n<li><strong>Kh\u1edbp th\u01b0\u1eddng<\/strong>: \u0110\u01b0\u1eddng k\u00ednh trong = k\u00edch th\u01b0\u1edbc bu l\u00f4ng danh ngh\u0129a + 0,063 inch (d\u00f9ng ph\u1ed5 bi\u1ebfn)<\/li>\n<li><strong>Kh\u1edbp r\u1ed9ng<\/strong>: \u0110\u01b0\u1eddng k\u00ednh trong = k\u00edch th\u01b0\u1edbc bu l\u00f4ng danh ngh\u0129a + 0,094 inch (d\u00f9ng cho l\u1ed7 l\u1edbn ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n ngo\u00e0i hi\u1ec7n tr\u01b0\u1eddng)<\/li>\n<\/ul>\n<h3>B\u01b0\u1edbc 2: X\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i theo y\u00eau c\u1ea7u t\u1ea3i<\/h3>\n<p>\u0110\u01b0\u1eddng k\u00ednh ngo\u00e0i l\u1edbn h\u01a1n = di\u1ec7n t\u00edch ch\u1ecbu l\u1ef1c l\u1edbn h\u01a1n = \u00e1p su\u1ea5t b\u1ec1 m\u1eb7t l\u00ean v\u1eadt li\u1ec7u gh\u00e9p th\u1ea5p h\u01a1n. Di\u1ec7n t\u00edch y\u00eau c\u1ea7u (inch vu\u00f4ng) = l\u1ef1c k\u1eb9p (lbs) chia cho \u00e1p su\u1ea5t b\u1ec1 m\u1eb7t cho ph\u00e9p (psi). \u0110\u1ed1i v\u1edbi v\u1eadt li\u1ec7u ph\u1ed5 bi\u1ebfn: g\u1ed7 400-600 psi, nh\u00f4m 1.000-1.500 psi, nh\u1ef1a 500-800 psi.<\/p>\n<h3>B\u01b0\u1edbc 3: Ki\u1ec3m tra \u0111\u1ed9 d\u00e0y<\/h3>\n<p>\u0110\u1ed9 d\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 \u0111\u00e0n h\u1ed3i. Long \u0111en d\u00e0y bi\u1ebfn d\u1ea1ng \u00edt h\u01a1n khi ch\u1ecbu t\u1ea3i; long \u0111en m\u1ecfng, m\u1ec1m bi\u1ebfn d\u1ea1ng nh\u1eb9, gi\u00fap c\u1ea3i thi\u1ec7n ti\u1ebfp x\u00fac l\u00e0m k\u00edn. Long \u0111en l\u00e0m k\u00edn th\u01b0\u1eddng d\u00f9ng kim lo\u1ea1i m\u1ecfng (0,040-0,050 inch) \u0111\u1ec3 ph\u1ea7n cao su c\u00f3 th\u1ec3 n\u00e9n \u0111\u1ec1u.<\/p>\n<h3>B\u01b0\u1edbc 4: Ch\u1ecdn c\u1ea5p ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng<\/h3>\n<p>\u0110\u1ed1i v\u1edbi h\u1ea7u h\u1ebft \u1ee9ng d\u1ee5ng ph\u1ea7n c\u1ee9ng, <strong>\u0110\u1ed3ng thau C260<\/strong> l\u00e0 ti\u00eau chu\u1ea9n. \u0110\u1ed1i v\u1edbi c\u00e1c chi ti\u1ebft gia c\u00f4ng ch\u00ednh x\u00e1c, <strong>\u0110\u1ed3ng thau C360 d\u1ec5 gia c\u00f4ng<\/strong> cho dung sai ch\u1eb7t h\u01a1n. L\u01b0u \u00fd quan tr\u1ecdng: \u0111\u1ed3ng thau d\u1ec5 b\u1ecb <strong>n\u1ee9t n\u1ebb \u0103n m\u00f2n do \u1ee9ng su\u1ea5t (SCC)<\/strong> trong m\u00f4i tr\u01b0\u1eddng gi\u00e0u amoniac \u2014 trong c\u00e1c khu v\u1ef1c n\u00f4ng nghi\u1ec7p ho\u1eb7c h\u1ec7 th\u1ed1ng l\u00e0m l\u1ea1nh b\u1eb1ng amoniac, h\u00e3y thay th\u1ebf b\u1eb1ng \u0111\u1ed3ng silic ho\u1eb7c inox 316.<\/p>\n<figure>\n<table>\n<caption><strong>B\u1ea3ng 2: K\u00edch th\u01b0\u1edbc ph\u1ed5 bi\u1ebfn c\u1ee7a long \u0111en \u0111\u1ed3ng thau (Long \u0111en ph\u1eb3ng SAE)<\/strong><\/caption>\n<thead>\n<tr>\n<th>K\u00edch th\u01b0\u1edbc bu l\u00f4ng<\/th>\n<th>ID (in)<\/th>\n<th>OD (in)<\/th>\n<th>\u0110\u1ed9 d\u00e0y (in)<\/th>\n<th>Ch\u1ec9 \u0111\u1ecbnh SAE<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>#6<\/td>\n<td>0.156<\/td>\n<td>0.375<\/td>\n<td>0.049<\/td>\n<td>S\u1ed1 6 SAE<\/td>\n<\/tr>\n<tr>\n<td>#8<\/td>\n<td>0.188<\/td>\n<td>0.438<\/td>\n<td>0.049<\/td>\n<td>S\u1ed1 8 SAE<\/td>\n<\/tr>\n<tr>\n<td>#10<\/td>\n<td>0.203<\/td>\n<td>0.500<\/td>\n<td>0.049<\/td>\n<td>S\u1ed1 10 SAE<\/td>\n<\/tr>\n<tr>\n<td>1\/4 in.<\/td>\n<td>0.281<\/td>\n<td>0.625<\/td>\n<td>0.065<\/td>\n<td>1\/4 SAE<\/td>\n<\/tr>\n<tr>\n<td>5\/16 in.<\/td>\n<td>0.344<\/td>\n<td>0.688<\/td>\n<td>0.065<\/td>\n<td>5\/16 SAE<\/td>\n<\/tr>\n<tr>\n<td>3\/8 in.<\/td>\n<td>0.406<\/td>\n<td>0.812<\/td>\n<td>0.065<\/td>\n<td>3\/8 SAE<\/td>\n<\/tr>\n<tr>\n<td>1\/2 in.<\/td>\n<td>0.531<\/td>\n<td>1.062<\/td>\n<td>0.095<\/td>\n<td>1\/2 SAE<\/td>\n<\/tr>\n<tr>\n<td>5\/8 in.<\/td>\n<td>0.656<\/td>\n<td>1.312<\/td>\n<td>0.095<\/td>\n<td>5\/8 SAE<\/td>\n<\/tr>\n<tr>\n<td>3\/4 in.<\/td>\n<td>0.812<\/td>\n<td>1.469<\/td>\n<td>0.134<\/td>\n<td>3\/4 SAE<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<hr \/>\n<h2>Mi\u1ebfng \u0111\u1ec7m b\u1eb1ng \u0111\u1ed3ng thau so v\u1edbi c\u00e1c v\u1eadt li\u1ec7u \u0111\u1ec7m kh\u00e1c<\/h2>\n<p><strong>\u0110\u1ed3ng thau v\u01b0\u1ee3t tr\u1ed9i h\u01a1n th\u00e9p v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 t\u00ednh phi t\u1eeb, nh\u01b0ng thua stainless v\u1ec1 \u0111\u1ed9 b\u1ec1n k\u00e9o, v\u1ec1 c\u00e1ch \u0111i\u1ec7n trong nh\u1ef1a, v\u00e0 v\u1ec1 \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n thu\u1ea7n t\u00fay so v\u1edbi \u0111\u1ed3ng \u2014 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c t\u00ednh ch\u1ea5t m\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n th\u1ef1c s\u1ef1 y\u00eau c\u1ea7u.<\/strong><\/p>\n<h3>\u0110\u1ed3ng thau so v\u1edbi Th\u00e9p kh\u00f4ng g\u1ec9<\/h3>\n<p>Th\u00e9p kh\u00f4ng g\u1ec9 (th\u01b0\u1eddng l\u00e0 304 ho\u1eb7c 316) v\u01b0\u1ee3t tr\u1ed9i h\u01a1n \u0111\u1ed3ng thau v\u1ec1 \u0111\u1ed9 b\u1ec1n k\u00e9o (~30.000 psi khi ch\u1ecbu k\u00e9o cho 304 SS so v\u1edbi ~15.000 psi cho \u0111\u1ed3ng thau C260) v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t cao. \u0110\u1ed3ng thau v\u01b0\u1ee3t tr\u1ed9i h\u01a1n th\u00e9p kh\u00f4ng g\u1ec9 v\u1ec1 kh\u1ea3 n\u0103ng gia c\u00f4ng (\u0111\u1ed3ng thau c\u1eaft nhanh g\u1ea5p kho\u1ea3ng 5 l\u1ea7n), t\u00ednh phi t\u1eeb, v\u00e0 chi ph\u00ed trong s\u1ed1 l\u01b0\u1ee3ng b\u00e1n l\u1ebb nh\u1ecf (th\u01b0\u1eddng r\u1ebb h\u01a1n 20-40% so v\u1edbi \u0111\u1ed3ng thau). Nguy hi\u1ec3m th\u1ef1c s\u1ef1 c\u1ee7a c\u00e1c b\u1ed9 gh\u00e9p h\u1ed7n h\u1ee3p: \u0103n m\u00f2n galvani. <a href=\"https:\/\/www.ampp.org\/\" rel=\"noopener\" target=\"_blank\">AMPP (tr\u01b0\u1edbc \u0111\u00e2y l\u00e0 NACE International)<\/a>l\u00e0 t\u1ed5 ch\u1ee9c to\u00e0n c\u1ea7u v\u1ec1 \u0103n m\u00f2n, ghi nh\u1eadn r\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 c\u00f3 t\u00ednh cathodic cao h\u01a1n \u0111\u1ed3ng thau \u2014 ngh\u0129a l\u00e0 \u0111\u1ed3ng thau b\u1ecb \u0103n m\u00f2n \u01b0u ti\u00ean khi c\u1ea3 hai kim lo\u1ea1i ti\u1ebfp x\u00fac v\u1edbi dung d\u1ecbch \u0111i\u1ec7n ly. \u0110\u1ed1i v\u1edbi c\u00e1c b\u1ed9 gh\u00e9p ngo\u00e0i tr\u1eddi ho\u1eb7c h\u00e0ng h\u1ea3i l\u00e2u d\u00e0i, h\u00e3y gi\u1eef cho c\u00e1c kim lo\u1ea1i c\u1ee7a b\u1ea1n \u0111\u1ed3ng nh\u1ea5t.<\/p>\n<h3>\u0110\u1ed3ng thau so v\u1edbi K\u1ebdm (m\u1ea1 Galvanized)<\/h3>\n<p>C\u00e1c v\u00f2ng \u0111\u1ec7m th\u00e9p m\u1ea1 k\u1ebdm l\u00e0 l\u1ef1a ch\u1ecdn r\u1ebb nh\u1ea5t cho s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi chung. L\u1edbp m\u1ea1 k\u1ebdm b\u1ea3o v\u1ec7 th\u00e9p b\u00ean d\u01b0\u1edbi \u2014 cho \u0111\u1ebfn khi l\u1edbp m\u1ea1 b\u1ecb t\u1ed5n th\u01b0\u01a1ng do tr\u1ea7y x\u01b0\u1edbc, khi \u0111\u00f3 r\u1ec9 s\u00e9t s\u1ebd t\u0103ng t\u1ed1c. Trong c\u00e1c \u1ee9ng d\u1ee5ng \u1ed1ng n\u01b0\u1edbc, k\u1ebdm c\u00f3 th\u1ec3 h\u00f2a v\u00e0o h\u1ec7 th\u1ed1ng n\u01b0\u1edbc u\u1ed1ng (m\u1ed1i lo v\u1ec1 s\u1ee9c kh\u1ecfe). \u0110\u1ed3ng thau kh\u00f4ng g\u1eb7p v\u1ea5n \u0111\u1ec1 n\u00e0y.<\/p>\n<h3>\u0110\u1ed3ng thau so v\u1edbi \u0110\u1ed3ng<\/h3>\n<p>\u0110\u1ed3ng nguy\u00ean ch\u1ea5t c\u00f3 kh\u1ea3 n\u0103ng d\u1eabn \u0111i\u1ec7n v\u00e0 nhi\u1ec7t cao h\u01a1n (~100% IACS so v\u1edbi ~28% IACS c\u1ee7a \u0111\u1ed3ng thau). S\u1eed d\u1ee5ng v\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng trong c\u00e1c k\u1ebft n\u1ed1i bus bar c\u00f3 d\u00f2ng \u0111i\u1ec7n cao, n\u01a1i t\u00ednh d\u1eabn \u0111i\u1ec7n quan tr\u1ecdng. Trong m\u1ecdi tr\u01b0\u1eddng h\u1ee3p kh\u00e1c, \u0111\u1ed3ng thau cung c\u1ea5p kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u01b0\u01a1ng t\u1ef1 v\u1edbi chi ph\u00ed th\u1ea5p h\u01a1n v\u00e0 kh\u1ea3 n\u0103ng gia c\u00f4ng t\u1ed1t h\u01a1n.<\/p>\n<h3>\u0110\u1ed3ng thau so v\u1edbi Nylon\/ Nh\u1ef1a<\/h3>\n<p>V\u00f2ng \u0111\u1ec7m nh\u1ef1a (nylon, PTFE, acetal) ho\u00e0n to\u00e0n c\u00e1ch \u0111i\u1ec7n. N\u1ebfu b\u1ea1n c\u1ea7n c\u00e1ch ly galvani th\u1ef1c s\u1ef1 gi\u1eefa m\u1ed9t ph\u1ea7n c\u1ed1 \u0111\u1ecbnh v\u00e0 m\u1ed9t n\u1ec1n, h\u00e3y s\u1eed d\u1ee5ng v\u00f2ng \u0111\u1ec7m nylon d\u01b0\u1edbi v\u00e0 tr\u00ean l\u1edbp v\u00f2ng \u0111\u1ec7m kim lo\u1ea1i. <a href=\"https:\/\/www.engineeringtoolbox.com\/metal-corrosion-d_1050.html\" rel=\"noopener\" target=\"_blank\">Tham kh\u1ea3o v\u1ec1 \u0103n m\u00f2n c\u1ee7a Engineering ToolBox<\/a> cung c\u1ea5p b\u1ea3ng t\u01b0\u01a1ng th\u00edch h\u00f3a h\u1ecdc h\u1eefu \u00edch \u0111\u1ec3 ch\u1ecdn v\u1eadt li\u1ec7u v\u00f2ng \u0111\u1ec7m trong m\u00f4i tr\u01b0\u1eddng qu\u00e1 tr\u00ecnh.<\/p>\n<figure>\n<table>\n<caption><strong>B\u1ea3ng 3: So s\u00e1nh v\u1eadt li\u1ec7u \u0111\u1ec3 ch\u1ecdn v\u00f2ng \u0111\u1ec7m<\/strong><\/caption>\n<thead>\n<tr>\n<th>Thu\u1ed9c t\u00ednh<\/th>\n<th>\u0110\u1ed3ng thau (C260)<\/th>\n<th>Th\u00e9p kh\u00f4ng g\u1ec9 304<\/th>\n<th>Th\u00e9p m\u1ea1 k\u1ebdm<\/th>\n<th>\u0110\u1ed3ng<\/th>\n<th>Nylon<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Ch\u1ed1ng \u0103n m\u00f2n<\/td>\n<td>Xu\u1ea5t s\u1eafc<\/td>\n<td>Xu\u1ea5t s\u1eafc<\/td>\n<td>T\u1ed1t (\u0111\u1ebfn khi b\u1ecb tr\u1ea7y x\u01b0\u1edbc)<\/td>\n<td>Xu\u1ea5t s\u1eafc<\/td>\n<td>Xu\u1ea5t s\u1eafc<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 b\u1ec1n k\u00e9o (psi)<\/td>\n<td>~15,000<\/td>\n<td>~30,000<\/td>\n<td>~36,000<\/td>\n<td>~10,000<\/td>\n<td>~7,000<\/td>\n<\/tr>\n<tr>\n<td>Kh\u1ea3 n\u0103ng d\u1eabn \u0111i\u1ec7n<\/td>\n<td>V\u1eeba ph\u1ea3i (28% IACS)<\/td>\n<td>Th\u1ea5p (~2% IACS)<\/td>\n<td>Th\u1ea5p<\/td>\n<td>Cao (100% IACS)<\/td>\n<td>Kh\u00f4ng ( c\u00e1ch \u0111i\u1ec7n )<\/td>\n<\/tr>\n<tr>\n<td>Kh\u1ea3 n\u0103ng gia c\u00f4ng<\/td>\n<td>Xu\u1ea5t s\u1eafc<\/td>\n<td>Ph\u00f9 h\u1ee3p<\/td>\n<td>Ph\u00f9 h\u1ee3p<\/td>\n<td>T\u1ed1t<\/td>\n<td>Xu\u1ea5t s\u1eafc<\/td>\n<\/tr>\n<tr>\n<td>Kh\u00f4ng t\u1eeb t\u00ednh<\/td>\n<td>C\u00f3<\/td>\n<td>H\u1ea7u nh\u01b0 c\u00f3<\/td>\n<td>No<\/td>\n<td>C\u00f3<\/td>\n<td>C\u00f3<\/td>\n<\/tr>\n<tr>\n<td>N\u01b0\u1edbc u\u1ed1ng an to\u00e0n<\/td>\n<td>C\u00f3<\/td>\n<td>C\u00f3<\/td>\n<td>H\u1ea1n ch\u1ebf<\/td>\n<td>C\u00f3 (ki\u1ec3m tra m\u00e3)<\/td>\n<td>C\u00f3<\/td>\n<\/tr>\n<tr>\n<td>Chi ph\u00ed t\u01b0\u01a1ng \u0111\u1ed1i (1\/4 inch ph\u1eb3ng)<\/td>\n<td>$<\/td>\n<td>$$<\/td>\n<td>$<\/td>\n<td>$$$<\/td>\n<td>$<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<hr \/>\n<h2>M\u1eb9o l\u1eafp \u0111\u1eb7t v\u00e0 Th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t<\/h2>\n<p><strong>Lu\u00f4n \u0111\u1eb7t \u0111\u1ec7m \u0111\u1ed3ng thau ph\u1eb3ng tr\u01b0\u1edbc khi si\u1ebft ch\u1eb7t, s\u1eed d\u1ee5ng m\u1ed9t l\u1edbp m\u1ecfng ch\u1ed1ng k\u1ef5 kh\u00ed ph\u00f9 h\u1ee3p trong m\u00f4i tr\u01b0\u1eddng \u0103n m\u00f2n, v\u00e0 kh\u00f4ng bao gi\u1edd v\u01b0\u1ee3t qu\u00e1 l\u1ef1c si\u1ebft t\u1ed1i \u0111a \u2014 \u0111\u1ed3ng thau bi\u1ebfn d\u1ea1ng d\u1ebbo h\u01a1n kim lo\u1ea1i th\u00e9p khi v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n \u0111\u00e0n h\u1ed3i, thay v\u00ec \u0111\u00e0n h\u1ed3i tr\u1edf l\u1ea1i nh\u01b0 th\u00e9p.<\/strong><\/p>\n<h3>\u0110\u1eb7t v\u00e0 H\u01b0\u1edbng<\/h3>\n<p>M\u1eb7t v\u00e1t c\u1ee7a \u0111\u1ec7m \u0111\u00e3 \u0111\u00f3ng d\u1ea5u \u2014 m\u1eb7t \u0111\u1ed1i di\u1ec7n v\u1edbi khu\u00f4n trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t \u2014 n\u00ean h\u01b0\u1edbng v\u1ec1 \u0111\u1ea7u bu l\u00f4ng. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o m\u1eb7t ph\u1eb3ng ti\u1ebfp x\u00fac v\u1edbi n\u1ec1n \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a di\u1ec7n t\u00edch ch\u1ecbu l\u1ef1c. V\u1edbi \u0111\u1ec7m k\u00edn, m\u1eb7t cao su ti\u1ebfp x\u00fac v\u1edbi n\u1ec1n (kh\u00f4ng ph\u1ea3i \u0111\u1ea7u bu l\u00f4ng). \u0110\u1ea3o ng\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y khi\u1ebfn cao su ti\u1ebfp x\u00fac v\u1edbi bu l\u00f4ng quay, g\u00e2y r\u00e1ch ho\u1eb7c tr\u01b0\u1ee3t ra kh\u1ecfi d\u01b0\u1edbi t\u1ea3i tr\u1ecdng khi si\u1ebft ch\u1eb7t.<\/p>\n<h3>Gi\u00e1 tr\u1ecb m\u00f4-men xo\u1eafn cho ph\u1ee5 ki\u1ec7n \u0111\u1ed3ng thau<\/h3>\n<p>Trong th\u1ef1c t\u1ebf, ph\u1ee5 ki\u1ec7n \u0111\u1ed3ng thau th\u01b0\u1eddng b\u1ecb si\u1ebft qu\u00e1 ch\u1eb7t trong th\u1ef1c t\u1ebf. C\u00e1c k\u1ef9 thu\u1eadt vi\u00ean quen thu\u1ed9c v\u1edbi bu l\u00f4ng th\u00e9p \u00e1p d\u1ee5ng m\u00f4-men xo\u1eafn ph\u00f9 h\u1ee3p v\u1edbi th\u00e9p cho c\u00e1c k\u1ebft n\u1ed1i \u0111\u1eb7t trong \u0111\u1ed3ng thau, d\u1eabn \u0111\u1ebfn ren b\u1ecb galled, \u0111\u1ec7m vai b\u1ecb n\u1ee9t ho\u1eb7c m\u1eb7t \u0111\u1ec7m b\u1ecb bi\u1ebfn d\u1ea1ng. Quy t\u1eafc chung: \u0111\u1ed1i v\u1edbi bu l\u00f4ng \u0111\u1ed3ng C360, s\u1eed d\u1ee5ng kho\u1ea3ng <strong>60% c\u1ee7a m\u00f4-men xo\u1eafn b\u1ea1n s\u1ebd \u00e1p d\u1ee5ng cho bu l\u00f4ng th\u00e9p c\u00f9ng lo\u1ea1i SAE grade 5<\/strong>.<\/p>\n<h3>Ch\u1ed1ng k\u1ef5 kh\u00ed v\u00e0 d\u1ea7u b\u00f4i tr\u01a1n ren<\/h3>\n<p>Trong c\u00e1c \u1ee9ng d\u1ee5ng m\u00e0 \u0111\u1ec7m \u0111\u1ed3ng thau s\u1ebd ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc, mu\u1ed1i ho\u1eb7c h\u00f3a ch\u1ea5t, m\u1ed9t l\u1edbp m\u1ecfng ch\u1ed1ng k\u1ef5 kh\u00ed ph\u00f9 h\u1ee3p k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd d\u1ecbch v\u1ee5 v\u00e0 l\u00e0m cho vi\u1ec7c th\u00e1o l\u1eafp trong t\u01b0\u01a1ng lai d\u1ec5 d\u00e0ng h\u01a1n. Kh\u00f4ng s\u1eed d\u1ee5ng ch\u1ed1ng k\u1ef5 kh\u00ed d\u1ef1a tr\u00ean \u0111\u1ed3ng trong ph\u1ee5 ki\u1ec7n \u0111\u1ed3ng thau \u2014 ti\u1ec1m n\u0103ng galva gi\u1eefa h\u1ee3p ch\u1ea5t \u0111\u1ed3ng v\u00e0 h\u1ee3p kim \u0111\u1ed3ng thau t\u1ed3n t\u1ea1i trong m\u00f4i tr\u01b0\u1eddng \u0103n m\u00f2n cao. Ch\u1ecdn ch\u1ed1ng k\u1ef5 kh\u00ed d\u1ef1a tr\u00ean nickel ho\u1eb7c bismuth l\u00e0 an to\u00e0n.<\/p>\n<h3>Tr\u00e1nh n\u1ee9t do \u0103n m\u00f2n \u1ee9ng su\u1ea5t<\/h3>\n<p>\u0110\u1ec7m \u0111\u1ed3ng thau s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng amoniac (m\u00f4i tr\u01b0\u1eddng n\u00f4ng nghi\u1ec7p, h\u1ec7 th\u1ed1ng l\u00e0m l\u1ea1nh nh\u1ea5t \u0111\u1ecbnh, m\u00f4i tr\u01b0\u1eddng c\u00f3 n\u1ed3ng \u0111\u1ed9 cao c\u1ee7a m\u1ed9t s\u1ed1 ch\u1ea5t t\u1ea9y r\u1eeda) d\u1ec5 b\u1ecb n\u1ee9t do \u0103n m\u00f2n \u1ee9ng su\u1ea5t (SCC). T\u00ecnh tr\u1ea1ng n\u00e0y t\u1ea1o ra c\u00e1c v\u1ebft n\u1ee9t li\u00ean k\u1ebft gi\u1eefa c\u00e1c h\u1ea1t trong c\u00e1c th\u00e0nh ph\u1ea7n \u0111\u1ed3ng thau ch\u1ecbu \u1ee9ng su\u1ea5t m\u00e0 kh\u00f4ng c\u00f3 d\u1ea5u hi\u1ec7u \u0103n m\u00f2n b\u1ec1 m\u1eb7t tr\u01b0\u1edbc. Trong m\u00f4i tr\u01b0\u1eddng amoniac, h\u1ee3p kim \u0111\u1ed3ng silicon ho\u1eb7c th\u00e9p kh\u00f4ng g\u1ec9 316 l\u00e0 s\u1ef1 thay th\u1ebf ph\u00f9 h\u1ee3p.<\/p>\n<hr \/>\n<h2>Xu h\u01b0\u1edbng t\u01b0\u01a1ng lai c\u1ee7a ph\u1ee5 ki\u1ec7n \u0111\u1ed3ng thau (2026+)<\/h2>\n<p><strong>Hai xu h\u01b0\u1edbng \u0111ang \u0111\u1ecbnh h\u00ecnh l\u1ea1i ngu\u1ed3n cung c\u1ea5p \u0111\u1ec7m \u0111\u1ed3ng thau: quy \u0111\u1ecbnh m\u00f4i tr\u01b0\u1eddng ch\u1eb7t ch\u1ebd h\u01a1n v\u1ec1 \u0111\u1ed3ng thau ch\u1ee9a ch\u00ec (C360) v\u00e0 nhu c\u1ea7u ng\u00e0y c\u00e0ng t\u0103ng v\u1ec1 ph\u1ee5 ki\u1ec7n ch\u00ednh x\u00e1c theo h\u1ec7 m\u00e9t khi s\u1ea3n xu\u1ea5t trong n\u01b0\u1edbc \u00e1p d\u1ee5ng h\u1ec7 th\u1ed1ng bu l\u00f4ng theo ti\u00eau chu\u1ea9n m\u00e9t.<\/strong><\/p>\n<h3>H\u1ee3p kim \u0111\u1ed3ng thau kh\u00f4ng ch\u1ee9a ch\u00ec v\u00e0 h\u1ee3p kim \u0111\u1ed3ng thau \u00edt ch\u00ec<\/h3>\n<p>Lu\u1eadt Gi\u1ea3m Ch\u00ec trong N\u01b0\u1edbc U\u1ed1ng c\u1ee7a Vi\u1ec7t Nam (c\u00f3 hi\u1ec7u l\u1ef1c t\u1eeb th\u00e1ng 1 n\u0103m 2014) v\u00e0 c\u00e1c h\u1ea1n ch\u1ebf c\u1ee7a \u0110\u1ec1 xu\u1ea5t 65 c\u1ee7a California \u0111\u00e3 th\u00fac \u0111\u1ea9y c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb \u1ed1ng n\u01b0\u1edbc chuy\u1ec3n t\u1eeb C360 (ch\u1ee9a kho\u1ea3ng 3% ch\u00ec) sang c\u00e1c l\u1ef1a ch\u1ecdn \u00edt ch\u00ec h\u01a1n nh\u01b0 <strong>C69300 (\u0111\u1ed3ng thau sinh th\u00e1i)<\/strong> v\u00e0 <strong>C87850 (\u0111\u1ed3ng thau silicon)<\/strong>. \u0110\u1ed1i v\u1edbi c\u00e1c v\u00f2ng \u0111\u1ec7m b\u1eb1ng \u0111\u1ed3ng thau \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf b\u1ea5t c\u1ee9 \u0111\u00e2u trong h\u1ec7 th\u1ed1ng n\u01b0\u1edbc u\u1ed1ng, vi\u1ec7c ch\u1ec9 \u0111\u1ecbnh \u201ckh\u00f4ng ch\u1ee9a ch\u00ec\u201d ho\u1eb7c \u201ctu\u00e2n th\u1ee7 NSF\/ANSI 61\u201d ng\u00e0y c\u00e0ng tr\u1edf th\u00e0nh y\u00eau c\u1ea7u m\u00e3 ti\u00eau chu\u1ea9n. Theo <a href=\"https:\/\/www.statista.com\/\" rel=\"noopener\" target=\"_blank\">nghi\u00ean c\u1ee9u th\u1ecb tr\u01b0\u1eddng c\u1ee7a Statista<\/a>, th\u1ecb tr\u01b0\u1eddng thi\u1ebft b\u1ecb \u0111\u1ed3ng thau to\u00e0n c\u1ea7u d\u1ef1 ki\u1ebfn s\u1ebd t\u0103ng tr\u01b0\u1edfng v\u1edbi CAGR kho\u1ea3ng 3,8% \u0111\u1ebfn n\u0103m 2026-2030, ph\u1ea7n n\u00e0o nh\u1edd ho\u1ea1t \u0111\u1ed9ng x\u00e2y d\u1ef1ng \u1edf \u0110\u00f4ng Nam \u00c1 v\u00e0 ph\u1ea7n kh\u00e1c nh\u1edd c\u00e1c chuy\u1ec3n \u0111\u1ed5i m\u00e3 \u1ed1ng n\u01b0\u1edbc c\u1ee7a B\u1eafc M\u1ef9 v\u00e0 EU y\u00eau c\u1ea7u h\u1ee3p kim kh\u00f4ng ch\u1ee9a ch\u00ec.<\/p>\n<h3>Chuy\u1ec3n \u0111\u1ed5i \u0110\u01a1n v\u1ecb Trong S\u1ea3n Xu\u1ea5t t\u1ea1i Vi\u1ec7t Nam<\/h3>\n<p>C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t Vi\u1ec7t Nam \u2014 \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c nh\u00e0 cung c\u1ea5p \u00f4 t\u00f4, c\u00f4ng ty thi\u1ebft b\u1ecb y t\u1ebf v\u00e0 l\u1eafp r\u00e1p \u0111i\u1ec7n t\u1eed \u2014 \u0111\u00e3 li\u00ean t\u1ee5c chuy\u1ec3n \u0111\u1ed5i t\u1eeb h\u1ec7 th\u1ed1ng \u1ed1c v\u00edt inch sang h\u1ec7 m\u00e9t d\u01b0\u1edbi \u00e1p l\u1ef1c t\u1eeb chu\u1ed7i cung \u1ee9ng to\u00e0n c\u1ea7u. \u0110i\u1ec1u n\u00e0y l\u00e0m t\u0103ng nhu c\u1ea7u v\u1ec1 v\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng thau theo h\u1ec7 m\u00e9t (chu\u1ed7i k\u00edch th\u01b0\u1edbc ISO 7089) t\u1eeb c\u00e1c nh\u00e0 cung c\u1ea5p v\u1ed1n ch\u1ec9 l\u01b0u kho c\u00e1c k\u00edch th\u01b0\u1edbc theo SAE\/USS inch. N\u1ebfu b\u1ea1n \u0111ang x\u00e2y d\u1ef1ng ch\u01b0\u01a1ng tr\u00ecnh mua s\u1eafm v\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng thau v\u00e0o n\u0103m 2025-2026, vi\u1ec7c th\u00eam v\u00f2ng \u0111\u1ec7m ph\u1eb3ng M3 \u0111\u1ebfn M12 v\u00e0o danh s\u00e1ch l\u01b0u kho c\u1ee7a b\u1ea1n l\u00e0 \u0111i\u1ec1u g\u1ea7n nh\u01b0 ch\u1eafc ch\u1eafn cho b\u1ea5t k\u1ef3 x\u01b0\u1edfng n\u00e0o tham gia l\u1eafp r\u00e1p qu\u1ed1c t\u1ebf.<\/p>\n<hr \/>\n<h2>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p: V\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng thau<\/h2>\n<p><strong>C\u00e1c c\u00e2u h\u1ecfi ph\u1ed5 bi\u1ebfn nh\u1ea5t v\u1ec1 v\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng thau, \u0111\u01b0\u1ee3c tr\u1ea3 l\u1eddi tr\u1ef1c ti\u1ebfp.<\/strong><\/p>\n<p><strong>H\u1ecd c\u00f3 s\u1ea3n xu\u1ea5t v\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng thau kh\u00f4ng?<\/strong><br \/>C\u00f3. V\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng thau l\u00e0 m\u1eb7t h\u00e0ng ti\u00eau chu\u1ea9n trong catalog c\u1ee7a h\u1ea7u h\u1ebft c\u00e1c nh\u00e0 ph\u00e2n ph\u1ed1i \u1ed1c v\u00edt c\u00f4ng nghi\u1ec7p, c\u00f3 c\u00e1c lo\u1ea1i h\u00ecnh d\u1ea1ng ph\u1eb3ng, k\u00edn, ch\u1eafn b\u1eeba, vai v\u00e0 kh\u00f3a, trong c\u00e1c k\u00edch th\u01b0\u1edbc inch (SAE\/USS) v\u00e0 h\u1ec7 m\u00e9t (ISO) t\u1eeb v\u00edt s\u1ed1 4 \u0111\u1ebfn bu l\u00f4ng 1 inch. C\u00e1c k\u00edch th\u01b0\u1edbc \u0111\u1eb7c bi\u1ec7t c\u00f3 s\u1eb5n t\u1eeb c\u00e1c x\u01b0\u1edfng gia c\u00f4ng v\u00e0 nh\u00e0 cung c\u1ea5p ph\u1ee5 ki\u1ec7n gia c\u00f4ng.<\/p>\n<p><strong>V\u00f2ng \u0111\u1ec7m kim lo\u1ea1i n\u00e0o kh\u00f4ng b\u1ecb r\u1ec9 s\u00e9t?<\/strong><br \/>Th\u00e9p kh\u00f4ng g\u1ec9 (316), \u0111\u1ed3ng silicon, v\u00e0 \u0111\u1ed3ng thau \u0111\u1ec1u ch\u1ed1ng r\u1ec9 hi\u1ec7u qu\u1ea3 trong h\u1ea7u h\u1ebft c\u00e1c m\u00f4i tr\u01b0\u1eddng. \u0110\u1ed3ng thau t\u1ea1o ra m\u1ed9t l\u1edbp patina (x\u00e1c xanh) nh\u01b0ng kh\u00f4ng b\u1ecb r\u1ec9 \u2014 r\u1ec9 l\u00e0 oxit s\u1eaft, \u0111\u1eb7c tr\u01b0ng c\u1ee7a kim lo\u1ea1i s\u1eaft. \u0110\u1ed1i v\u1edbi ng\u00e2m trong m\u00f4i tr\u01b0\u1eddng bi\u1ec3n ho\u00e0n to\u00e0n, th\u00e9p kh\u00f4ng g\u1ec9 316 l\u00e0 ti\u00eau chu\u1ea9n. \u0110\u1ed1i v\u1edbi s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi v\u00e0 h\u1ec7 th\u1ed1ng \u1ed1ng n\u01b0\u1edbc chung, \u0111\u1ed3ng thau th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn ti\u1ebft ki\u1ec7m chi ph\u00ed nh\u1ea5t kh\u00f4ng b\u1ecb r\u1ec9.<\/p>\n<p><strong>S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa v\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng v\u00e0 \u0111\u1ed3ng thau l\u00e0 g\u00ec?<\/strong><br \/>V\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng m\u1ec1m h\u01a1n v\u00e0 d\u1eabn \u0111i\u1ec7n t\u1ed1t h\u01a1n (~100% IACS) so v\u1edbi \u0111\u1ed3ng thau (~28% IACS). \u0110\u1ed3ng \u0111\u01b0\u1ee3c \u01b0u ti\u00ean cho c\u00e1c k\u1ebft n\u1ed1i \u0111i\u1ec7n cao d\u00f2ng v\u00e0 c\u00e1c ph\u1ee5 ki\u1ec7n th\u1ee7y l\u1ef1c\/kh\u00ed n\u00e9n n\u01a1i kim lo\u1ea1i m\u1ec1m bi\u1ebfn d\u1ea1ng \u0111\u1ec3 l\u1ea5p c\u00e1c khe h\u1edf nh\u1ecf. \u0110\u1ed3ng thau \u0111\u01b0\u1ee3c \u01b0u ti\u00ean cho c\u00e1c c\u00f4ng vi\u1ec7c b\u1eaft v\u00edt chung v\u00ec n\u00f3 gia c\u00f4ng t\u1ed1t h\u01a1n, c\u1ee9ng h\u01a1n v\u00e0 r\u1ebb h\u01a1n. C\u1ea3 hai \u0111\u1ec1u ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t.<\/p>\n<p><strong>V\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng thau c\u00f3 ph\u00f9 h\u1ee3p \u0111\u1ec3 s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi kh\u00f4ng?<\/strong><br \/>C\u00f3, cho h\u1ea7u h\u1ebft c\u00e1c \u1ee9ng d\u1ee5ng ngo\u00e0i tr\u1eddi tr\u00ean m\u1eb7t \u0111\u1ea5t. \u0110\u1ed3ng thau t\u1ea1o ra l\u1edbp patina \u1ed5n \u0111\u1ecbnh b\u1ea3o v\u1ec7 kim lo\u1ea1i b\u00ean d\u01b0\u1edbi v\u00e0 s\u1ebd kh\u00f4ng r\u1ec9. \u0110\u1ed1i v\u1edbi ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi \u0111\u1ea5t ho\u1eb7c m\u00f4i tr\u01b0\u1eddng bi\u1ec3n c\u00f3 phun mu\u1ed1i, th\u00e9p kh\u00f4ng g\u1ec9 316 ho\u1eb7c \u0111\u1ed3ng silicon cho tu\u1ed5i th\u1ecd l\u00e2u h\u01a1n.<\/p>\n<p><strong>S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa v\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng SAE v\u00e0 USS l\u00e0 g\u00ec?<\/strong><br \/>V\u00f2ng \u0111\u1ec7m SAE c\u00f3 \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i nh\u1ecf h\u01a1n so v\u1edbi k\u00edch th\u01b0\u1edbc l\u1ed7 \u2014 thi\u1ebft k\u1ebf cho c\u00e1c \u1ee9ng d\u1ee5ng kh\u00edt s\u00e1t v\u1edbi \u0111\u1ea7u bu l\u00f4ng ti\u00eau chu\u1ea9n. V\u00f2ng \u0111\u1ec7m USS c\u00f3 \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i l\u1edbn h\u01a1n, cung c\u1ea5p di\u1ec7n t\u00edch ch\u1ecbu l\u1ef1c nhi\u1ec1u h\u01a1n. S\u1eed d\u1ee5ng USS khi \u01b0u ti\u00ean ph\u00e2n ph\u1ed1i t\u1ea3i tr\u1ecdng tr\u00ean di\u1ec7n t\u00edch l\u1edbn h\u01a1n (ch\u1ea5t n\u1ec1n m\u1ec1m, l\u1ed7 qu\u00e1 kh\u1ed5). S\u1eed d\u1ee5ng SAE khi ch\u00ednh \u0111\u1ea7u bu l\u00f4ng l\u00e0 b\u1ed9 ph\u00e2n ph\u1ed1i t\u1ea3i tr\u1ecdng.<\/p>\n<p><strong>\u1ed0c v\u00edt b\u1eb1ng \u0111\u1ed3ng thau c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng v\u1edbi bu l\u00f4ng th\u00e9p kh\u00f4ng g\u1ec9 kh\u00f4ng?<\/strong><br \/>V\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt th\u00ec c\u00f3, nh\u01b0ng c\u1ea7n c\u1ea9n tr\u1ecdng. \u0110\u1ed3ng thau v\u00e0 th\u00e9p kh\u00f4ng g\u1ec9 c\u00f3 c\u00e1c \u0111i\u1ec7n th\u1ebf \u0111i\u1ec7n h\u00f3a kh\u00e1c nhau, t\u1ea1o th\u00e0nh m\u1ed9t c\u1eb7p galva khi c\u00f3 dung m\u00f4i \u0111i\u1ec7n ph\u00e2n. Th\u00e9p kh\u00f4ng g\u1ec9 l\u00e0 kim lo\u1ea1i qu\u00fd h\u01a1n; \u0111\u1ed3ng thau s\u1ebd b\u1ecb \u0103n m\u00f2n \u01b0u ti\u00ean. Trong c\u00e1c l\u1eafp \u0111\u1eb7t trong nh\u00e0 kh\u00f4 r\u00e1o, \u0111i\u1ec1u n\u00e0y kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed1i quan t\u00e2m th\u1ef1c t\u1ebf. Trong h\u1ec7 th\u1ed1ng \u1ed1ng n\u01b0\u1edbc, ngo\u00e0i tr\u1eddi ho\u1eb7c \u1ee9ng d\u1ee5ng h\u00e0ng h\u1ea3i, h\u00e3y gi\u1eef bu l\u00f4ng v\u00e0 \u1ed1c v\u00edt c\u00f9ng lo\u1ea1i kim lo\u1ea1i.<\/p>\n<p><strong>T\u00f4i c\u1ea7n lo\u1ea1i \u1ed1c v\u00edt \u0111\u1ed3ng thau c\u00f3 k\u00edch th\u01b0\u1edbc bao nhi\u00eau cho bu l\u00f4ng 3\/8 inch?<\/strong><br \/>\u0110\u1ed1i v\u1edbi bu l\u00f4ng 3\/8 inch, \u1ed1c v\u00edt \u0111\u1ed3ng thau ph\u1eb3ng ti\u00eau chu\u1ea9n SAE c\u00f3 \u0111\u01b0\u1eddng k\u00ednh trong l\u00e0 0.406 inch, \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i l\u00e0 0.812 inch, v\u00e0 \u0111\u1ed9 d\u00e0y l\u00e0 0.065 inch. \u0110\u1ec3 c\u00f3 di\u1ec7n t\u00edch ti\u1ebfp x\u00fac l\u1edbn h\u01a1n, s\u1eed d\u1ee5ng lo\u1ea1i t\u01b0\u01a1ng \u0111\u01b0\u01a1ng USS: \u0111\u01b0\u1eddng k\u00ednh trong 0.406 inch, \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i 1.000 inch, \u0111\u1ed9 d\u00e0y 0.083 inch. \u1ed0c v\u00edt USS l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p n\u1ebfu b\u1ea1n b\u1eaft qua g\u1ed7, nh\u1ef1a ho\u1eb7c nh\u00f4m m\u00e0 lo ng\u1ea1i v\u1ec1 vi\u1ec7c bu l\u00f4ng b\u1ecb k\u00e9o qua.<\/p>\n<p><strong>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ng\u0103n \u1ed1c v\u00edt \u0111\u1ed3ng thau chuy\u1ec3n sang m\u00e0u xanh l\u00e1?<\/strong><br \/>M\u00e0u xanh patina (verdigris) l\u00e0 m\u1ed9t oxit\/carbonat \u0111\u1ed3ng t\u1ef1 nhi\u00ean h\u00ecnh th\u00e0nh tr\u00ean \u0111\u1ed3ng thau trong \u0111i\u1ec1u ki\u1ec7n \u1ea9m \u01b0\u1edbt ho\u1eb7c ngo\u00e0i tr\u1eddi. N\u00f3 c\u00f3 t\u00e1c d\u1ee5ng b\u1ea3o v\u1ec7, kh\u00f4ng g\u00e2y h\u1ea1i. \u0110\u1ec3 ng\u0103n ch\u1eb7n v\u1ec1 m\u1eb7t th\u1ecb gi\u00e1c, h\u00e3y ph\u1ee7 m\u1ed9t l\u1edbp s\u01a1n b\u00f3ng trong su\u1ed1t ho\u1eb7c l\u1edbp s\u00e1p l\u00ean b\u1ec1 m\u1eb7t \u0111\u1ed3ng thau. \u0110\u1ed1i v\u1edbi ph\u1ea7n c\u1ee9ng c\u1ea7n gi\u1eef s\u00e1ng b\u00f3ng, s\u1eed d\u1ee5ng \u1ed1c v\u00edt \u0111\u1ed3ng thau ph\u1ee7 s\u01a1n b\u00f3ng \u2014 l\u1edbp s\u01a1n ph\u1ee7 n\u00e0y l\u00e0m ch\u1eadm qu\u00e1 tr\u00ecnh h\u00ecnh th\u00e0nh patina \u0111\u00e1ng k\u1ec3 trong m\u00f4i tr\u01b0\u1eddng trong nh\u00e0.<\/p>\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/productionscrews.com\/wp-content\/uploads\/2026\/05\/04-closing-32.png\" alt=\"\u1ee9ng d\u1ee5ng \u1ed1c v\u00edt \u0111\u1ed3ng thau l\u1eafp trong b\u1ed9 ph\u1eadn \u0111\u1ebf \u0111\u00e8n, th\u1ec3 hi\u1ec7n l\u1edbp patina v\u00e0ng c\u1ee7a ph\u1ea7n c\u1ee9ng\" \/><\/figure>\n<hr \/>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>\u1ed0c v\u00edt \u0111\u1ed3ng thau v\u01b0\u1ee3t tr\u1ed9i h\u01a1n mong \u0111\u1ee3i trong l\u0129nh v\u1ef1c ph\u1ea7n c\u1ee9ng. Ch\u00fang n\u1eb1m \u1edf giao \u0111i\u1ec3m c\u1ee7a kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n, gia c\u00f4ng, t\u00ednh phi t\u1eeb v\u00e0 chi ph\u00ed \u2014 m\u1ed9t s\u1ef1 k\u1ebft h\u1ee3p m\u00e0 kh\u00f4ng v\u1eadt li\u1ec7u thay th\u1ebf n\u00e0o c\u00f3 th\u1ec3 ho\u00e0n to\u00e0n sao ch\u00e9p. \u1ed0c v\u00edt \u0111\u1ed3ng thau ph\u1eb3ng ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c c\u00f4ng vi\u1ec7c l\u1eafp r\u00e1p chung. \u1ed0c v\u00edt ni\u00eam phong kh\u00f3a h\u1ec7 th\u1ed1ng ch\u1ea5t l\u1ecfng. \u1ed0c v\u00edt vai c\u00e1ch ly \u0111i\u1ec7n t\u1eed. \u1ed0c v\u00edt Fender gi\u00fap c\u1ee9u c\u00e1c t\u1ea5m kim lo\u1ea1i m\u1ecfng.<\/p>\n<p>Ch\u00eca kh\u00f3a \u0111\u1ec3 ch\u1ecdn \u0111\u00fang \u1ed1c v\u00edt \u0111\u1ed3ng thau l\u00e0 xem vi\u1ec7c l\u1ef1a ch\u1ecdn nh\u01b0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh k\u1ef9 thu\u1eadt, kh\u00f4ng ph\u1ea3i l\u00e0 h\u00e0nh \u0111\u1ed9ng v\u1ed9i v\u00e0ng. Ph\u00f9 h\u1ee3p \u0111\u01b0\u1eddng k\u00ednh trong v\u1edbi ph\u1ea7n b\u1eaft, x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i ph\u00f9 h\u1ee3p v\u1edbi t\u1ea3i tr\u1ecdng v\u00e0 n\u1ec1n m\u00f3ng, ch\u1ec9 \u0111\u1ecbnh lo\u1ea1i h\u1ee3p kim ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng ho\u00e1 h\u1ecdc c\u1ee7a b\u1ea1n, v\u00e0 ki\u1ec3m tra m\u00f4-men xo\u1eafn theo ti\u00eau chu\u1ea9n c\u1ee7a \u0111\u1ed3ng thau (kh\u00f4ng ph\u1ea3i th\u00e9p). L\u00e0m \u0111\u01b0\u1ee3c \u0111i\u1ec1u \u0111\u00f3, \u1ed1c v\u00edt \u0111\u1ed3ng thau s\u1ebd t\u1ed3n t\u1ea1i l\u00e2u h\u01a1n ch\u00ednh b\u1ed9 ph\u1eadn m\u00e0 ch\u00fang l\u1eafp \u0111\u1eb7t. \u0110\u1ed1i v\u1edbi s\u1ed1 l\u01b0\u1ee3ng s\u1ea3n xu\u1ea5t l\u1edbn c\u00e1c lo\u1ea1i \u1ed1c v\u00edt \u0111\u1ed3ng thau theo ti\u00eau chu\u1ea9n SAE, USS v\u00e0 m\u00e9t \u2014 bao g\u1ed3m c\u00e1c lo\u1ea1i ni\u00eam phong, Fender v\u00e0 vai \u2014 h\u00e3y xem to\u00e0n b\u1ed9 <a href=\"https:\/\/productionscrews.com\/vi\/\" rel=\"noopener\" target=\"_blank\">danh m\u1ee5c ph\u1ea7n c\u1ee9ng s\u1ea3n xu\u1ea5t<\/a> \u0111\u1ec3 t\u00ecm ra th\u00f4ng s\u1ed1 ph\u00f9 h\u1ee3p cho d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n.<\/p>","protected":false},"excerpt":{"rendered":"<p>V\u00f2ng \u0111\u1ec7m \u0111\u1ed3ng cung c\u1ea5p kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n, t\u00ednh kh\u00f4ng t\u1eeb t\u00ednh v\u00e0 kh\u1ea3 n\u0103ng k\u00edn kh\u00ed \u0111\u00e1ng tin c\u1eady trong c\u00e1c h\u1ec7 th\u1ed1ng \u1ed1ng n\u01b0\u1edbc, \u0111i\u1ec7n v\u00e0 c\u01a1 kh\u00ed. H\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7 n\u00e0y bao g\u1ed3m t\u1ea5t c\u1ea3 n\u0103m lo\u1ea1i, k\u00edch c\u1ee1 theo ti\u00eau chu\u1ea9n ASME, so s\u00e1nh v\u1eadt li\u1ec7u v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u1eafp \u0111\u1eb7t t\u1ed1t nh\u1ea5t.<\/p>","protected":false},"author":1,"featured_media":4554,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4558","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-screws-flange-tutorial"],"_links":{"self":[{"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/posts\/4558","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/comments?post=4558"}],"version-history":[{"count":0,"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/posts\/4558\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/media\/4554"}],"wp:attachment":[{"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/media?parent=4558"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/categories?post=4558"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/tags?post=4558"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}