{"id":1615,"date":"2026-07-01T07:52:51","date_gmt":"2026-07-01T07:52:51","guid":{"rendered":"https:\/\/www.ykyvalve.com\/?p=1615"},"modified":"2026-07-28T07:53:25","modified_gmt":"2026-07-28T07:53:25","slug":"how-does-ball-valve-work-mechanism","status":"publish","type":"post","link":"https:\/\/www.ykyvalve.com\/vi\/blog\/ball-valves\/how-does-ball-valve-work-mechanism\/","title":{"rendered":"Van bi ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o? H\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng."},"content":{"rendered":"<p class=\"wp-block-paragraph\">V\u1ec1 c\u01a1 b\u1ea3n, c\u01a1 c\u1ea5u van bi bao g\u1ed3m m\u1ed9t qu\u1ea3 c\u1ea7u \u0111\u01b0\u1ee3c gia c\u00f4ng ch\u00ednh x\u00e1c v\u1edbi m\u1ed9t l\u1ed7 khoan g\u1ecdi l\u00e0 c\u1eeda van. Qu\u1ea3 c\u1ea7u \u0111\u01b0\u1ee3c n\u1ed1i v\u1edbi m\u1ed9t tr\u1ee5c, \u0111\u01b0\u1ee3c v\u1eadn h\u00e0nh b\u1eb1ng tay c\u1ea7m ho\u1eb7c t\u1ef1 \u0111\u1ed9ng b\u1eb1ng b\u1ed9 truy\u1ec1n \u0111\u1ed9ng \u0111i\u1ec7n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi van m\u1edf, tay c\u1ea7m n\u1eb1m song song v\u1edbi \u0111\u01b0\u1eddng \u1ed1ng, cho th\u1ea5y l\u1ed7 van th\u1eb3ng h\u00e0ng v\u1edbi h\u01b0\u1edbng d\u00f2ng ch\u1ea3y. Xoay tay c\u1ea7m 90 \u0111\u1ed9 s\u1ebd l\u00e0m cho l\u1ed7 van vu\u00f4ng g\u00f3c v\u1edbi d\u00f2ng ch\u1ea3y, ch\u1eb7n ho\u00e0n to\u00e0n s\u1ef1 l\u01b0u th\u00f4ng c\u1ee7a ch\u1ea5t l\u1ecfng v\u00e0 kh\u00ed. \u1ede v\u1ecb tr\u00ed n\u00e0y, c\u00e1c v\u00f2ng \u0111\u1ec7m van \u00e9p ch\u1eb7t v\u00e0o bi van \u0111\u1ec3 ng\u0103n ng\u1eeba r\u00f2 r\u1ec9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">So v\u1edbi <a href=\"https:\/\/www.ykyvalve.com\/vi\/globe-valve-manufacturer\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.ykyvalve.com\/globe-valve-manufacturer\/\" rel=\"noreferrer noopener\">kh\u1ed1i c\u1ea7u<\/a> ho\u1eb7c <a href=\"https:\/\/www.ykyvalve.com\/vi\/blog\/gate-valve\/what-is-the-gate-valve\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.ykyvalve.com\/blog\/gate-valve\/what-is-the-gate-valve\/\" rel=\"noreferrer noopener\">van c\u1eeda<\/a>, Kh\u00e1c v\u1edbi c\u00e1c lo\u1ea1i van truy\u1ec1n th\u1ed1ng c\u1ea7n nhi\u1ec1u v\u00f2ng quay \u0111\u1ec3 m\u1edf ho\u1eb7c \u0111\u00f3ng, van bi mang l\u1ea1i kh\u1ea3 n\u0103ng v\u1eadn h\u00e0nh nhanh ch\u00f3ng ch\u1ec9 v\u1edbi m\u1ed9t ph\u1ea7n t\u01b0 v\u00f2ng quay c\u1ee7a tay c\u1ea7m. C\u01a1 ch\u1ebf \u0111\u01a1n gi\u1ea3n n\u00e0y c\u1ee7a van bi c\u0169ng gi\u00fap gi\u1ea3m m\u00f4-men xo\u1eafn khi v\u1eadn h\u00e0nh, gi\u1ea3m thi\u1ec3u s\u1ef1 hao m\u00f2n c\u00e1c b\u1ed9 ph\u1eadn b\u00ean trong.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>C\u00e1c b\u1ed9 ph\u1eadn ch\u00ednh c\u1ee7a van bi<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"425\" height=\"319\" src=\"https:\/\/www.ykyvalve.com\/wp-content\/uploads\/2026\/07\/image-54.webp\" alt=\"S\u01a1 \u0111\u1ed3 m\u1eb7t c\u1eaft ngang c\u1ee7a van bi, m\u1ed7i b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c \u0111\u00e1nh s\u1ed1 \u0111\u1ec3 d\u1ec5 d\u00e0ng tra c\u1ee9u trong b\u1ea3ng.\" class=\"wp-image-1618\" srcset=\"https:\/\/www.ykyvalve.com\/wp-content\/uploads\/2026\/07\/image-54.webp 425w, https:\/\/www.ykyvalve.com\/wp-content\/uploads\/2026\/07\/image-54-300x225.webp 300w, https:\/\/www.ykyvalve.com\/wp-content\/uploads\/2026\/07\/image-54-16x12.webp 16w, https:\/\/www.ykyvalve.com\/wp-content\/uploads\/2026\/07\/image-54-100x75.webp 100w\" sizes=\"auto, (max-width:767px) 425px, 425px\" \/><\/figure>\n<\/div>\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Th\u00e0nh ph\u1ea7n<\/strong><\/td><td><strong>Ch\u1ee9c n\u0103ng<\/strong><\/td><td><strong>V\u1eadt li\u1ec7u th\u00f4ng th\u01b0\u1eddng<\/strong><\/td><\/tr><tr><td>Qu\u1ea3 b\u00f3ng (1)<\/td><td>Xoay 90 \u0111\u1ed9 \u0111\u1ec3 th\u1eb3ng h\u00e0ng ho\u1eb7c ch\u1eb7n \u0111\u01b0\u1eddng d\u1eabn d\u00f2ng ch\u1ea3y, ki\u1ec3m so\u00e1t s\u1ef1 l\u01b0u th\u00f4ng c\u1ee7a ch\u1ea5t l\u1ecfng v\u00e0 kh\u00ed.<\/td><td>Th\u00e9p kh\u00f4ng g\u1ec9, th\u00e9p m\u1ea1 crom<\/td><\/tr><tr><td>Th\u00e2n c\u00e2y (2)<\/td><td>N\u1ed1i qu\u1ea3 c\u1ea7u v\u1edbi tay c\u1ea7m. Truy\u1ec1n l\u1ef1c quay \u0111\u1ebfn qu\u1ea3 c\u1ea7u khi tay c\u1ea7m \u0111\u01b0\u1ee3c xoay.<\/td><td>Th\u00e9p kh\u00f4ng g\u1ec9<\/td><\/tr><tr><td>V\u00f2ng \u0111\u1ec7m v\u00e0 gio\u0103ng tr\u1ee5c (3)<\/td><td>Cho ph\u00e9p th\u00e2n van xoay t\u1ef1 do trong khi \u0111\u1ea3m b\u1ea3o \u00e1p su\u1ea5t \u0111\u01b0\u1ee3c gi\u1eef \u1ed5n \u0111\u1ecbnh.<\/td><td>PTFE, than ch\u00ec<\/td><\/tr><tr><td>Tay c\u1ea7m (4)<\/td><td>M\u1edf v\u00e0 \u0111\u00f3ng van, b\u1eb1ng tay ho\u1eb7c t\u1ef1 \u0111\u1ed9ng.<\/td><td>Tay c\u1ea7m b\u1eb1ng th\u00e9p, ho\u1eb7c b\u1ed9 truy\u1ec1n \u0111\u1ed9ng kh\u00ed n\u00e9n, \u0111i\u1ec7n ho\u1eb7c th\u1ee7y l\u1ef1c.<\/td><\/tr><tr><td>Th\u00e2n van (5)<\/td><td>Bao g\u1ed3m t\u1ea5t c\u1ea3 c\u00e1c b\u1ed9 ph\u1eadn b\u00ean trong, k\u1ec3 c\u1ea3 qu\u1ea3 b\u00f3ng, \u0111\u1ebf v\u00e0 th\u00e2n van. Ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9 c\u1ee7a h\u1ec7 th\u1ed1ng v\u00e0 m\u00f4i ch\u1ea5t.<\/td><td>H\u1ee3p kim, \u0111\u1ed3ng thau, th\u00e9p cacbon v\u00e0 th\u00e9p kh\u00f4ng g\u1ec9 song pha<\/td><\/tr><tr><td>Gh\u1ebf (6)<\/td><td>D\u00f9ng l\u1ef1c \u1ea5n v\u00e0o b\u1ec1 m\u1eb7t h\u00ecnh c\u1ea7u \u0111\u1ec3 ng\u0103n ng\u1eeba r\u00f2 r\u1ec9 khi van \u0111\u00f3ng.<\/td><td>PTFE, RPTFE, kim lo\u1ea1i<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Van bi \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb nh\u1eefng v\u1eadt li\u1ec7u g\u00ec?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p l\u1ef1c, kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch h\u00f3a h\u1ecdc v\u00e0 \u0111\u1ed9 b\u1ec1n t\u1ed5ng th\u1ec3 c\u1ee7a gh\u1ebf.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>PTFE (Polytetrafluoroethylene)<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">PTFE l\u00e0 v\u1eadt li\u1ec7u ph\u1ed5 bi\u1ebfn nh\u1ea5t do h\u1ec7 s\u1ed1 ma s\u00e1t th\u1ea5p v\u00e0 kh\u1ea3 n\u0103ng kh\u00e1ng h\u00f3a ch\u1ea5t cao. Tuy nhi\u00ean, PTFE c\u00f3 th\u1ec3 b\u1ecb bi\u1ebfn d\u1ea1ng ho\u1eb7c ch\u1ea3y ra khi ti\u1ebfp x\u00fac l\u00e2u d\u00e0i v\u1edbi \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao. M\u1eb7c d\u00f9 v\u1eady, n\u00f3 v\u1eabn ph\u00f9 h\u1ee3p cho c\u00e1c s\u1ea3n ph\u1ea9m th\u1ef1c ph\u1ea9m, d\u01b0\u1ee3c ph\u1ea9m, n\u01b0\u1edbc, h\u00f3a ch\u1ea5t v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p n\u00f3i chung x\u1eed l\u00fd ch\u1ea5t l\u1ecfng s\u1ea1ch.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>PTFE gia c\u01b0\u1eddng<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa PTFE v\u1edbi c\u00e1c ch\u1ea5t \u0111\u1ed9n nh\u01b0 carbon, than ch\u00ec v\u00e0 s\u1ee3i th\u1ee7y tinh nh\u1eb1m t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc. So v\u1edbi PTFE ti\u00eau chu\u1ea9n, RPTFE, nh\u01b0 trong... <a href=\"https:\/\/www.ykyvalve.com\/vi\/product\/2pc-flanged-ball-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">Van bi m\u1eb7t b\u00edch YKY 2PC<\/a>, V\u1eadt li\u1ec7u n\u00e0y c\u00f3 \u0111\u1ed9 b\u1ec1n n\u00e9n v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc cao h\u01a1n, r\u1ea5t ph\u00f9 h\u1ee3p cho c\u00e1c nh\u00e0 m\u00e1y ch\u1ebf bi\u1ebfn d\u1ea7u kh\u00ed, nh\u00e0 m\u00e1y h\u00f3a ch\u1ea5t v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p \u0111\u00f2i h\u1ecfi cao kh\u00e1c.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Kim lo\u1ea1i<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t cho c\u00e1c \u1ee9ng d\u1ee5ng li\u00ean quan \u0111\u1ebfn \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9 c\u1ef1c cao c\u0169ng nh\u01b0 m\u00f4i tr\u01b0\u1eddng m\u00e0i m\u00f2n v\u00e0 \u0103n m\u00f2n. Ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 sau \u0111\u00f3 \u0111\u01b0\u1ee3c ph\u1ee7 c\u00e1c v\u1eadt li\u1ec7u ph\u1ee7 c\u1ee9ng, ch\u1eb3ng h\u1ea1n nh\u01b0 Stellite ho\u1eb7c cacbua vonfram. Ch\u00fang mang l\u1ea1i hi\u1ec7u su\u1ea5t \u0111\u00e1ng tin c\u1eady trong c\u00e1c \u1ee9ng d\u1ee5ng ch\u1ebf bi\u1ebfn h\u00f3a d\u1ea7u, ph\u00e1t \u0111i\u1ec7n v\u00e0 h\u1ec7 th\u1ed1ng h\u01a1i n\u01b0\u1edbc.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>C\u00e1c lo\u1ea1i c\u1ed5ng van bi kh\u00e1c nhau<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea5u h\u00ecnh c\u1ed5ng c\u1ee7a van bi \u0111\u1ec1 c\u1eadp \u0111\u1ebfn t\u1ef7 l\u1ec7 \u0111\u01b0\u1eddng k\u00ednh l\u1ed7 so v\u1edbi \u0111\u01b0\u1eddng k\u00ednh \u1ed1ng n\u1ed1i. K\u00edch th\u01b0\u1edbc c\u1ed5ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u01b0u l\u01b0\u1ee3ng, t\u1ed5n th\u1ea5t \u00e1p su\u1ea5t v\u00e0 t\u00ednh ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>C\u1ed5ng \u0111\u1ea7y \u0111\u1ee7<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Thi\u1ebft k\u1ebf n\u00e0y c\u00f3 \u0111\u01b0\u1eddng k\u00ednh l\u1ed7 b\u00ean trong g\u1ea7n b\u1eb1ng ho\u1eb7c b\u1eb1ng \u0111\u01b0\u1eddng k\u00ednh b\u00ean trong c\u1ee7a \u0111\u01b0\u1eddng \u1ed1ng. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p m\u00f4i ch\u1ea5t ch\u1ea3y qua van v\u1edbi l\u1ef1c c\u1ea3n t\u1ed1i thi\u1ec3u, d\u1eabn \u0111\u1ebfn h\u1ec7 s\u1ed1 l\u01b0u l\u01b0\u1ee3ng (Cv) cao h\u01a1n. N\u00f3 l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u hi\u1ec7u su\u1ea5t l\u01b0u l\u01b0\u1ee3ng t\u1ed1i \u0111a, ho\u1eb7c n\u01a1i c\u00e1c thi\u1ebft b\u1ecb l\u00e0m s\u1ea1ch \u0111\u01b0\u1eddng \u1ed1ng g\u1ecdi l\u00e0 &quot;pig&quot; c\u1ea7n \u0111i qua m\u00e0 kh\u00f4ng b\u1ecb c\u1ea3n tr\u1edf. M\u1ed9t m\u1ed1i lo ng\u1ea1i ch\u00ednh l\u00e0 n\u00f3 c\u00f3 bi v\u00e0 th\u00e2n van l\u1edbn h\u01a1n, do \u0111\u00f3 n\u00f3 n\u1eb7ng h\u01a1n v\u00e0 \u0111\u1eaft h\u01a1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>C\u1ed5ng ti\u00eau chu\u1ea9n<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Lo\u1ea1i n\u00e0y c\u00f3 \u0111\u01b0\u1eddng k\u00ednh l\u1ed7 b\u00ean trong nh\u1ecf h\u01a1n \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a \u0111\u01b0\u1eddng \u1ed1ng \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i. L\u1ed7 m\u1edf nh\u1ecf h\u01a1n l\u00e0m h\u1ea1n ch\u1ebf nh\u1eb9 \u0111\u01b0\u1eddng d\u1eabn d\u00f2ng ch\u1ea3y, d\u1eabn \u0111\u1ebfn l\u01b0u l\u01b0\u1ee3ng th\u1ea5p h\u01a1n v\u00e0 t\u1ed5n th\u1ea5t \u00e1p su\u1ea5t v\u1eeba ph\u1ea3i. C\u1ed5ng ti\u00eau chu\u1ea9n cho ph\u00e9p s\u1eed d\u1ee5ng bi v\u00e0 th\u00e2n nh\u1ecf h\u01a1n, do \u0111\u00f3 ch\u00fang nh\u1eb9 h\u01a1n v\u00e0 r\u1ebb h\u01a1n \u0111\u1ec3 s\u1ea3n xu\u1ea5t. Do \u0111\u00f3, c\u00e1c lo\u1ea1i c\u00f3 \u0111\u01b0\u1eddng k\u00ednh l\u1ed7 nh\u1ecf h\u01a1n l\u00fd t\u01b0\u1edfng cho nhi\u1ec1u \u1ee9ng d\u1ee5ng h\u01a1n, n\u01a1i kh\u00f4ng gian, tr\u1ecdng l\u01b0\u1ee3ng v\u00e0 chi ph\u00ed l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng c\u1ea7n xem x\u00e9t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Van bi n\u1ed5i so v\u1edbi van bi tr\u1ee5c xoay<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00f9y thu\u1ed9c v\u00e0o c\u00e1ch qu\u1ea3 c\u1ea7u \u0111\u01b0\u1ee3c \u0111\u1ee1 trong th\u00e2n van, van bi c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i l\u00e0 van bi ki\u1ec3u n\u1ed5i ho\u1eb7c ki\u1ec3u tr\u1ee5c xoay. C\u00e1ch l\u1eafp \u0111\u1eb7t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p su\u1ea5t, m\u00f4-men xo\u1eafn v\u1eadn h\u00e0nh v\u00e0 hi\u1ec7u su\u1ea5t l\u00e0m k\u00edn.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>N\u1ed5i<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Qu\u1ea3 c\u1ea7u ch\u1ec9 \u0111\u01b0\u1ee3c \u0111\u1ee1 b\u1edfi th\u00e2n van v\u00e0 c\u00e1c \u0111\u1ebf van, cho ph\u00e9p chuy\u1ec3n \u0111\u1ed9ng v\u1ec1 ph\u00eda \u0111\u1ebf van ph\u00eda h\u1ea1 l\u01b0u \u0111\u1ec3 t\u1ea1o ra m\u1ed9t l\u1edbp b\u1ecbt k\u00edn ch\u1eb7t ch\u1ebd b\u1eb1ng c\u00e1ch \u00e9p v\u00e0o \u0111\u00f3. Tuy nhi\u00ean, m\u00f4-men xo\u1eafn v\u1eadn h\u00e0nh t\u0103ng l\u00ean khi \u00e1p su\u1ea5t t\u0103ng v\u00e0 k\u00edch th\u01b0\u1edbc van t\u0103ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Tr\u1ee5c quay<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Qu\u1ea3 c\u1ea7u \u0111\u01b0\u1ee3c gi\u1eef c\u1ed1 \u0111\u1ecbnh ch\u1eafc ch\u1eafn b\u1eb1ng c\u00e1c gi\u00e1 \u0111\u1ee1 b\u1ed5 sung \u1edf ph\u00eda tr\u00ean v\u00e0 ph\u00eda d\u01b0\u1edbi. Thay v\u00ec qu\u1ea3 c\u1ea7u t\u1ef1 di chuy\u1ec3n, c\u00e1c \u1ed5 \u0111\u1ee1 ho\u1eb7c tr\u1ee5c quay \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1eb1ng \u00e1p su\u1ea5t ho\u1eb7c l\u00f2 xo \u0111\u1ec3 t\u1ea1o ra l\u1edbp b\u1ecbt k\u00edn. Thi\u1ebft k\u1ebf n\u00e0y \u0111\u00e1ng tin c\u1eady h\u01a1n \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 \u00e1p su\u1ea5t cao v\u00e0 \u0111\u01b0\u1eddng k\u00ednh l\u1edbn h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi so s\u00e1nh <a href=\"https:\/\/www.ykyvalve.com\/vi\/blog\/ball-valves\/floating-ball-valve-vs-trunnion-ball-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">van bi ki\u1ec3u n\u1ed5i so v\u1edbi van bi ki\u1ec3u tr\u1ee5c xoay<\/a>, S\u1ef1 ph\u00f9 h\u1ee3p t\u1ed1t h\u01a1n \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi \u00e1p su\u1ea5t v\u00e0 k\u00edch th\u01b0\u1edbc c\u1ee7a \u1ee9ng d\u1ee5ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Gi\u1ea3i th\u00edch nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a van bi<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u01a1 c\u1ea5u tr\u1ee5c v\u00e0 tay c\u1ea7m cho ph\u00e9p van bi ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch truy\u1ec1n chuy\u1ec3n \u0111\u1ed9ng quay. H\u1ea7u h\u1ebft c\u00e1c van bi \u0111\u1ec1u c\u00f3 h\u1ec7 th\u1ed1ng ch\u1ed1ng bung, \u0111\u00e2y l\u00e0 l\u1ef1a ch\u1ecdn an to\u00e0n nh\u1ea5t v\u00ec n\u00f3 \u0111\u01b0\u1ee3c l\u1eafp t\u1eeb b\u00ean trong th\u00e2n van v\u00e0 ng\u0103n kh\u00f4ng cho van b\u1ecb bung ra d\u01b0\u1edbi \u00e1p su\u1ea5t.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Thao t\u00e1c th\u1ee7 c\u00f4ng<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 v\u1eadn h\u00e0nh van bi b\u1eb1ng tay c\u1ea7m. Khi tay c\u1ea7m song song v\u1edbi \u0111\u01b0\u1eddng \u1ed1ng, van m\u1edf. Khi tay c\u1ea7m vu\u00f4ng g\u00f3c, van \u0111\u00f3ng. Thi\u1ebft k\u1ebf xoay m\u1ed9t ph\u1ea7n t\u01b0 v\u00f2ng gi\u00fap v\u1eadn h\u00e0nh \u0111\u01a1n gi\u1ea3n v\u00e0 nhanh ch\u00f3ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>V\u1eadn h\u00e0nh t\u1ef1 \u0111\u1ed9ng<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Khi van bi \u0111\u01b0\u1ee3c trang b\u1ecb b\u1ed9 truy\u1ec1n \u0111\u1ed9ng \u0111i\u1ec7n ho\u1eb7c kh\u00ed n\u00e9n thay v\u00ec tay c\u1ea7m \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng tay, ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c v\u1eadn h\u00e0nh t\u1eeb xa ho\u1eb7c t\u1ef1 \u0111\u1ed9ng. \u0110i\u1ec1u n\u00e0y gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 ho\u1ea1t \u0111\u1ed9ng, \u0111\u1ed9 ch\u00ednh x\u00e1c l\u01b0u l\u01b0\u1ee3ng v\u00e0 d\u1ec5 d\u00e0ng t\u00edch h\u1ee3p v\u1edbi c\u00e1c quy tr\u00ecnh t\u1ef1 \u0111\u1ed9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Van bi c\u00f3 nhi\u1ec1u c\u1ea5u h\u00ecnh kh\u00e1c nhau, kh\u00f4ng ch\u1ec9 kh\u00e1c nhau v\u1ec1 k\u00edch th\u01b0\u1edbc c\u1ed5ng hay c\u00e1ch l\u1eafp \u0111\u1eb7t bi. Ch\u00fang c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh van bi hai chi\u1ec1u v\u00e0 van bi ba chi\u1ec1u, \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi h\u01b0\u1edbng v\u00e0 \u0111\u01b0\u1eddng d\u1eabn d\u00f2ng ch\u1ea3y. T\u00ecm c\u00e2u tr\u1ea3 l\u1eddi chi ti\u1ebft v\u00e0 s\u00e2u s\u1eafc cho c\u00e1c c\u00e2u h\u1ecfi nh\u01b0 \u201cvan bi hai chi\u1ec1u ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?\u201d v\u00e0 \u201c<a href=\"https:\/\/www.ykyvalve.com\/vi\/blog\/ball-valves\/what-is-a-2-way-ball-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">Van bi hai chi\u1ec1u l\u00e0 g\u00ec?<\/a>\u201dB\u1ea1n c\u00f3 th\u1ec3 t\u00ecm hi\u1ec3u th\u00eam th\u00f4ng tin tr\u00ean blog c\u1ee7a YKY Valve ho\u1eb7c tr\u00f2 chuy\u1ec7n tr\u1ef1c ti\u1ebfp v\u1edbi \u0111\u1ea1i di\u1ec7n c\u1ee7a YKY Valve.<\/p>\n\n\n\n<style>\r\n\/* \u5f15\u5165 Poppins \u5b57\u4f53 *\/\r\n@import url('https:\/\/fonts.googleapis.com\/css2?family=Poppins:wght@400;600;700&display=swap');\r\n\r\n.hero-product-card {\r\n    display: flex;\r\n    align-items: center;\r\n    justify-content: space-between;\r\n    background: #f9f9f9;\r\n    border: 1px solid #e0e0e0;\r\n    border-radius: 12px;\r\n    padding: 25px;\r\n    margin: 40px 0;\r\n    box-shadow: 0 4px 10px rgba(0,0,0,0.05);\r\n    font-family: 'Poppins', Arial, sans-serif; \/* \u5b57\u4f53\u4fee\u6539\u4e3a Poppins *\/\r\n    flex-wrap: wrap;\r\n    transition: box-shadow 0.3s ease;\r\n}\r\n\r\n.hero-product-card:hover {\r\n    box-shadow: 0 6px 16px rgba(0,0,0,0.08);\r\n}\r\n\r\n.hero-product-card .content {\r\n    max-width: 60%;\r\n}\r\n\r\n.product-title {\r\n    font-size: 24px; \/* \u7565\u5fae\u589e\u5927\u6807\u9898\uff0c\u66f4\u7b26\u5408 Poppins \u98ce\u683c *\/\r\n    color: #F2654A; \/* \u6807\u9898\u989c\u8272\u4fee\u6539 *\/\r\n    margin-bottom: 12px;\r\n    font-weight: 700; \/* \u5b57\u4f53\u52a0\u7c97 *\/\r\n}\r\n\r\n.hero-product-card p {\r\n    font-size: 16px; \/* \u7565\u5fae\u589e\u5927\u6b63\u6587\u5b57\u4f53 *\/\r\n    color: #333;\r\n    margin-bottom: 20px;\r\n    line-height: 1.6;\r\n    font-weight: 400;\r\n}\r\n\r\n.hero-product-card a.cta {\r\n    display: inline-block;\r\n    padding: 12px 22px; \/* \u6309\u94ae\u7565\u5fae\u589e\u5927 *\/\r\n    background-color: #F2654A; \/* \u6309\u94ae\u80cc\u666f\u8272\u4fee\u6539 *\/\r\n    color: #fff;\r\n    text-decoration: none;\r\n    border-radius: 8px; \/* \u7565\u5fae\u5706\u89d2 *\/\r\n    font-weight: 600;\r\n    transition: background-color 0.3s ease;\r\n}\r\n\r\n.hero-product-card a.cta:hover {\r\n    background-color: #D8583B; \/* \u81ea\u52a8\u52a0\u6df1\u7ea6 15% *\/\r\n}\r\n\r\n.hero-product-card .image {\r\n    max-width: 35%;\r\n}\r\n\r\n.hero-product-card .image img {\r\n    max-width: 100%;\r\n    height: auto;\r\n    border-radius: 8px;\r\n    border: 1px solid #ddd;\r\n    transition: transform 0.3s ease;\r\n}\r\n\r\n.hero-product-card .image a:hover img {\r\n    transform: scale(1.02);\r\n}\r\n\r\n@media (max-width: 768px) {\r\n    .hero-product-card {\r\n        flex-direction: column;\r\n        padding: 20px;\r\n    }\r\n    .hero-product-card .content,\r\n    .hero-product-card .image {\r\n        max-width: 100%;\r\n    }\r\n    .hero-product-card .image {\r\n        order: -1;\r\n        margin-bottom: 15px;\r\n    }\r\n    .product-title {\r\n        font-size: 20px;\r\n    }\r\n}\r\n<\/style>\r\n\r\n<div class=\"hero-product-card\">\r\n    <div class=\"content\">\r\n        <div class=\"product-title\">Van bi ren 2PC<\/div>\r\n        <p>Van bi ren 2 m\u1ea3nh c\u00f3 thi\u1ebft k\u1ebf hai m\u1ea3nh gi\u00fap d\u1ec5 d\u00e0ng l\u1eafp \u0111\u1eb7t v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 k\u00edn kh\u00edt. \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong x\u1eed l\u00fd n\u01b0\u1edbc, h\u1ec7 th\u1ed1ng HVAC v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng h\u00f3a d\u1ea7u.<\/p>\r\n        <a class=\"cta\" href=\"https:\/\/www.ykyvalve.com\/vi\/product\/2pc-thread-ball-valve\/\" target=\"_blank\">Kh\u00e1m ph\u00e1 s\u1ea3n ph\u1ea9m<\/a>\r\n    <\/div>\r\n    <div class=\"image\">\r\n        <a href=\"https:\/\/www.ykyvalve.com\/vi\/product\/2pc-thread-ball-valve\/\" target=\"_blank\">\r\n            <img decoding=\"async\" src=\"https:\/\/www.ykyvalve.com\/wp-content\/uploads\/2025\/07\/2PC-THREAD-BALL-VALVE-800x800.webp\" alt=\"Van bi ren 2PC\">\r\n        <\/a>\r\n    <\/div>\r\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Van bi c\u00f3 th\u1ec3 b\u1ecb h\u1ecfng kh\u00f4ng?<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u \u0111\u00f3 ho\u00e0n to\u00e0n c\u00f3 th\u1ec3, nh\u01b0ng vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u v\u00e0 thi\u1ebft k\u1ebf van bi ph\u00f9 h\u1ee3p t\u1eeb m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t uy t\u00edn nh\u01b0 YKY Valve c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u l\u01b0\u1ee3ng b\u1ea3o tr\u00ec c\u1ea7n thi\u1ebft. Vi\u1ec7c ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean v\u00e0 b\u00f4i tr\u01a1n \u0111\u00fang c\u00e1ch c\u0169ng gi\u00fap gi\u1ea3m m\u00e0i m\u00f2n v\u00e0 ng\u0103n ng\u1eeba h\u01b0 h\u1ecfng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>T\u1ea1i sao van bi l\u1ea1i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi h\u00ecnh c\u1ea7u \u0111\u1eb7c?<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c van bi \u0111\u1ec1u \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi bi c\u1ea7u to\u00e0n ph\u1ea7n, nh\u01b0ng \u0111\u00e2y l\u00e0 thi\u1ebft k\u1ebf ph\u1ed5 bi\u1ebfn nh\u1ea5t do c\u00f3 s\u1ef1 ti\u1ebfp x\u00fac c\u00e2n b\u1eb1ng v\u1edbi m\u1eb7t b\u00edch, \u0111\u01b0\u1eddng d\u1eabn d\u00f2ng ch\u1ea3y m\u01b0\u1ee3t m\u00e0 h\u01a1n, xoay \u00bc v\u00f2ng, kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p su\u1ea5t b\u00ean trong l\u1edbn h\u01a1n v\u00e0 kh\u1ea3 n\u0103ng l\u00e0m k\u00edn tuy\u1ec7t \u0111\u1ed1i.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Van bi \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng \u0111i\u1ec7n ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Khi nh\u1eadn \u0111\u01b0\u1ee3c t\u00edn hi\u1ec7u \u0111i\u1ec1u khi\u1ec3n, \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n s\u1ebd d\u1eabn \u0111\u1ed9ng h\u1ed9p gi\u1ea3m t\u1ed1c \u0111\u1ec3 t\u1ea1o ra m\u00f4-men xo\u1eafn \u0111\u1ee7 \u0111\u1ec3 xoay tr\u1ee5c v\u00e0 bi 90 \u0111\u1ed9 gi\u1eefa v\u1ecb tr\u00ed m\u1edf v\u00e0 \u0111\u00f3ng. B\u1ed9 gi\u1edbi h\u1ea1n b\u00ean trong s\u1ebd d\u1eebng \u0111\u1ed9ng c\u01a1 \u1edf cu\u1ed1i h\u00e0nh tr\u00ecnh, nh\u01b0ng m\u1ed9t s\u1ed1 b\u1ed9 truy\u1ec1n \u0111\u1ed9ng c\u0169ng cung c\u1ea5p ph\u1ea3n h\u1ed3i v\u1ecb tr\u00ed v\u00e0 ch\u1ee9c n\u0103ng ghi \u0111\u00e8 th\u1ee7 c\u00f4ng.&nbsp;<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-fe48e5de wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/www.ykyvalve.com\/vi\/contact-us\/\" style=\"color:#fffbfb;background-color:#f6771c\" target=\"_blank\" rel=\"noreferrer noopener\">Nh\u1eadn b\u00e1o gi\u00e1 mi\u1ec5n ph\u00ed<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>At its core, the ball valve mechanism features a precision-machined sphere with a drilled bore called the port. The ball is connected to a stem, which<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":1617,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[65],"tags":[],"class_list":["post-1615","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ball-valves"],"_links":{"self":[{"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/posts\/1615","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/comments?post=1615"}],"version-history":[{"count":4,"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/posts\/1615\/revisions"}],"predecessor-version":[{"id":1621,"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/posts\/1615\/revisions\/1621"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/media\/1617"}],"wp:attachment":[{"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/media?parent=1615"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/categories?post=1615"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/tags?post=1615"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}