{"id":15676,"date":"2026-06-02T09:47:31","date_gmt":"2026-06-02T01:47:31","guid":{"rendered":"https:\/\/www.xintaivalves.com\/?p=15676"},"modified":"2026-06-25T12:30:23","modified_gmt":"2026-06-25T04:30:23","slug":"what-are-butterfly-valve-components-and-operation","status":"publish","type":"post","link":"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-are-butterfly-valve-components-and-operation\/","title":{"rendered":"\u0110\u00e1nh gi\u00e1 c\u00e1c b\u1ed9 ph\u1eadn v\u00e0 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a van b\u01b0\u1edbm"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">M\u1ee5c l\u1ee5c<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Chuy\u1ec3n \u0111\u1ed5i m\u1ee5c l\u1ee5c\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Chuy\u1ec3n \u0111\u1ed5i<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-are-butterfly-valve-components-and-operation\/#What_Is_a_Butterfly_Valve\" >Van b\u01b0\u1edbm l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-are-butterfly-valve-components-and-operation\/#The_Four_Core_Components_of_a_Butterfly_Valve\" >B\u1ed1n Th\u00e0nh Ph\u1ea7n C\u1ed1t L\u00f5i C\u1ee7a Van B\u01b0\u1edbm<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-are-butterfly-valve-components-and-operation\/#1_Body\" >1. Th\u00e2n van<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-are-butterfly-valve-components-and-operation\/#2_Disc\" >2. \u0110\u0129a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-are-butterfly-valve-components-and-operation\/#3_Stem\" >3. Tr\u1ee5c van<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-are-butterfly-valve-components-and-operation\/#4_Seat\" >4. Gio\u0103ng<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-are-butterfly-valve-components-and-operation\/#How_Does_a_Butterfly_Valve_Work\" >Van b\u01b0\u1edbm ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-are-butterfly-valve-components-and-operation\/#What_are_the_Actuation_Methods_for_Chemical_Processing_Applications\" >C\u00e1c Ph\u01b0\u01a1ng Ph\u00e1p Truy\u1ec1n \u0110\u1ed9ng Cho \u1ee8ng D\u1ee5ng X\u1eed L\u00fd H\u00f3a Ch\u1ea5t L\u00e0 G\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-are-butterfly-valve-components-and-operation\/#Why_Butterfly_Valves_Excel_in_Chemical_Processing\" >T\u1ea1i Sao Van B\u01b0\u1edbm L\u1ea1i V\u01b0\u1ee3t Tr\u1ed9i Trong X\u1eed L\u00fd H\u00f3a Ch\u1ea5t<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-are-butterfly-valve-components-and-operation\/#Conclusion\" >Ph\u1ea7n k\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">Van b\u01b0\u1edbm c\u00f3 c\u00e1c b\u1ed9 ph\u1eadn quan tr\u1ecdng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p ki\u1ec3m so\u00e1t d\u00f2ng ch\u1ea3y. S\u1ef1 d\u1ec5 d\u00e0ng v\u1eadn h\u00e0nh c\u0169ng l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn \u01b0u ti\u00ean. Ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u00f3a ch\u1ea5t l\u00e0 m\u1ed9t trong nh\u1eefng ng\u00e0nh \u0111\u00f2i h\u1ecfi s\u1ed1 l\u01b0\u1ee3ng l\u1edbn van b\u01b0\u1edbm.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi \u0111\u01b0a ra l\u1ef1a ch\u1ecdn v\u1ec1 lo\u1ea1i van, nhi\u1ec1u y\u1ebfu t\u1ed1 quan tr\u1ecdng c\u1ea7n \u0111\u01b0\u1ee3c c\u00e1c k\u1ef9 s\u01b0 xem x\u00e9t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed8T <strong>x\u1eed l\u00fd h\u00f3a h\u1ecdc<\/strong><a href=\"https:\/\/www.xintaivalves.com\/vi\/butterfly-valve-collection\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong> van b\u01b0\u1edbm<\/strong><\/a> l\u00e0 r\u1ea5t quan tr\u1ecdng trong x\u1eed l\u00fd h\u00f3a ch\u1ea5t. N\u00f3 c\u00f3 th\u1ec3 x\u1eed l\u00fd nhi\u1ec1u lo\u1ea1i ch\u1ea5t l\u1ecfng, ph\u00f9 h\u1ee3p v\u1edbi \u0111\u01b0\u1eddng \u1ed1ng c\u00f3 \u0111\u01b0\u1eddng k\u00ednh l\u1edbn v\u00e0 ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u01a1 ch\u1ebf xoay m\u1ed9t ph\u1ea7n t\u01b0 v\u00f2ng \u0111\u01a1n gi\u1ea3n.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e0i vi\u1ebft n\u00e0y xem x\u00e9t c\u00e1c th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i, nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng v\u00e0 ti\u00eau ch\u00ed l\u1ef1a ch\u1ecdn quan tr\u1ecdng nh\u1ea5t \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 qu\u1ea3n l\u00fd mua s\u1eafm v\u00e0 k\u1ef9 s\u01b0 nh\u00e0 m\u00e1y.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Is_a_Butterfly_Valve\"><\/span><strong>Van b\u01b0\u1edbm l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724718-1024x512.webp\" alt=\"Van b\u01b0\u1edbm\" class=\"wp-image-15684\" style=\"width:624px;height:auto\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724718-1024x512.webp 1024w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724718-300x150.webp 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724718-768x384.webp 768w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724718-18x9.webp 18w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724718.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Van b\u01b0\u1edbm l\u00e0 lo\u1ea1i van quay m\u1ed9t ph\u1ea7n t\u01b0 v\u00f2ng, chuy\u1ec3n \u0111\u1ed9ng quay <a href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/flow-control-valve-comprehensive-guide\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/flow-control-valve-comprehensive-guide\/\" rel=\"noreferrer noopener\">ki\u1ec3m so\u00e1t d\u00f2ng ch\u1ea3y<\/a> thi\u1ebft b\u1ecb. N\u00f3 s\u1eed d\u1ee5ng m\u1ed9t \u0111\u0129a quay \u0111\u1ec3 d\u1eebng, b\u1eaft \u0111\u1ea7u ho\u1eb7c \u0111i\u1ec1u ch\u1ec9nh d\u00f2ng ch\u1ea3y ch\u1ea5t l\u1ecfng qua \u0111\u01b0\u1eddng \u1ed1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng gi\u1ed1ng nh\u01b0 van c\u1ed5ng ho\u1eb7c van c\u1ea7u, \u0111\u0129a lu\u00f4n n\u1eb1m trong \u0111\u01b0\u1eddng \u0111i c\u1ee7a d\u00f2ng ch\u1ea3y. H\u1ed3 s\u01a1 m\u1ecfng c\u1ee7a n\u00f3 t\u1ea1o ra r\u1ea5t \u00edt l\u1ef1c c\u1ea3n khi m\u1edf ho\u00e0n to\u00e0n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Van b\u01b0\u1edbm \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i l\u00e0m <strong>van cho ng\u00e0nh c\u00f4ng nghi\u1ec7p x\u1eed l\u00fd h\u00f3a ch\u1ea5t<\/strong>. Ch\u00fang x\u1eed l\u00fd ch\u1ea5t l\u1ecfng, kh\u00ed, b\u00f9n v\u00e0 ph\u01b0\u01a1ng ti\u1ec7n b\u00e1n \u0103n m\u00f2n trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n quy tr\u00ecnh \u0111a d\u1ea1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K\u00edch th\u01b0\u1edbc ti\u00eau chu\u1ea9n dao \u0111\u1ed9ng t\u1eeb 1 inch \u0111\u1ebfn h\u01a1n 200 inch \u0111\u01b0\u1eddng k\u00ednh. \u00c1p su\u1ea5t \u0111\u1ecbnh m\u1ee9c th\u01b0\u1eddng t\u1eeb 150 psi \u0111\u1ebfn 740 psi \u00e1p su\u1ea5t l\u00e0m vi\u1ec7c ngu\u1ed9i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t ph\u1ee5 thu\u1ed9c v\u00e0o v\u1eadt li\u1ec7u \u0111\u1ec7m \u0111\u01b0\u1ee3c ch\u1ecdn. Thi\u1ebft k\u1ebf \u0111\u1ec7m \u0111\u00e0n h\u1ed3i ho\u1ea1t \u0111\u1ed9ng t\u1eeb -25\u00b0F \u0111\u1ebfn 300\u00b0F (ASME Class 150). Thi\u1ebft k\u1ebf hi\u1ec7u su\u1ea5t cao m\u1edf r\u1ed9ng l\u00ean \u0111\u1ebfn 450\u00b0F. Van b\u01b0\u1edbm c\u00f3 \u0111\u1ec7m kim lo\u1ea1i c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 l\u00ean \u0111\u1ebfn 1.000\u00b0F.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_Four_Core_Components_of_a_Butterfly_Valve\"><\/span><strong>B\u1ed1n Th\u00e0nh Ph\u1ea7n C\u1ed1t L\u00f5i C\u1ee7a Van B\u01b0\u1edbm<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724719-1024x512.webp\" alt=\"Four Core Components of a Butterfly Valve\" class=\"wp-image-15685\" style=\"width:606px;height:auto\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724719-1024x512.webp 1024w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724719-300x150.webp 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724719-768x384.webp 768w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724719-18x9.webp 18w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724719.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed7i van b\u01b0\u1edbm c\u00f3 b\u1ed1n th\u00e0nh ph\u1ea7n c\u01a1 b\u1ea3n gi\u1ed1ng nhau. Hi\u1ec3u r\u00f5 t\u1eebng th\u00e0nh ph\u1ea7n s\u1ebd gi\u00fap b\u1ea1n ch\u1ecdn c\u1ea5u h\u00ecnh ph\u00f9 h\u1ee3p cho d\u1ecbch v\u1ee5 h\u00f3a ch\u1ea5t c\u1ee5 th\u1ec3 c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\"><span class=\"ez-toc-section\" id=\"1_Body\"><\/span><strong>1. Th\u00e2n van<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e2n van l\u1eafp tr\u1ef1c ti\u1ebfp gi\u1eefa hai m\u1eb7t b\u00edch \u1ed1ng. Hai c\u1ea5u h\u00ecnh th\u00e2n van l\u00e0 lo\u1ea1i wafer v\u00e0 lug.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e2n wafer n\u1eb1m gi\u1eefa c\u00e1c m\u1eb7t b\u00edch v\u00e0 d\u1ef1a v\u00e0o bu l\u00f4ng m\u1eb7t b\u00edch \u0111\u1ec3 n\u00e9n. N\u00f3 c\u00f3 chi ph\u00ed th\u1ea5p h\u01a1n v\u00e0 kh\u00f4ng truy\u1ec1n t\u1ea3i tr\u1ecdng \u1ed1ng qua van.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e2n lug c\u00f3 c\u00e1c l\u1ed7 bu l\u00f4ng ren kh\u1edbp v\u1edbi m\u1eabu m\u1eb7t b\u00edch \u1ed1ng. N\u00f3 h\u1ed7 tr\u1ee3 d\u1ecbch v\u1ee5 \u0111\u1ea7u cu\u1ed1i v\u00e0 cho ph\u00e9p th\u00e1o \u0111\u01b0\u1eddng \u1ed1ng h\u1ea1 l\u01b0u m\u00e0 kh\u00f4ng l\u00e0m x\u00e1o tr\u1ed9n van.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eadt li\u1ec7u th\u00e2n van bao g\u1ed3m gang, gang d\u1ebbo (ASTM A536), th\u00e9p carbon (ASTM A216 WCB) v\u00e0 th\u00e9p kh\u00f4ng g\u1ec9 (CF8M\/316). L\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u ph\u1ee5 thu\u1ed9c v\u00e0o h\u00f3a t\u00ednh c\u1ee7a ch\u1ea5t l\u1ecfng v\u00e0 nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\"><span class=\"ez-toc-section\" id=\"2_Disc\"><\/span><strong>2. \u0110\u0129a<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u0129a l\u00e0 b\u1ed9 ph\u1eadn \u0111\u00f3ng d\u00f2ng ch\u1ea3y c\u1ee7a van. Xoay van m\u1ed9t ph\u1ea7n t\u01b0 v\u00f2ng s\u1ebd \u0111\u00f3ng ho\u1eb7c m\u1edf ho\u00e0n to\u00e0n. \u0110i\u1ec1u n\u00e0y t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi m\u1ed9t c\u1ed5ng trong <a href=\"https:\/\/www.xintaivalves.com\/vi\/what-is-industrial-gate-valve\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/what-is-industrial-gate-valve\/\" rel=\"noreferrer noopener\">van c\u1ed5ng<\/a> ho\u1eb7c m\u1ed9t qu\u1ea3 b\u00f3ng trong <a href=\"https:\/\/www.xintaivalves.com\/vi\/guide-to-industrial-ball-valve\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/guide-to-industrial-ball-valve\/\" rel=\"noreferrer noopener\">van bi<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00ecnh d\u1ea1ng \u0111\u0129a x\u00e1c \u0111\u1ecbnh \u0111\u1eb7c t\u00ednh d\u00f2ng ch\u1ea3y v\u00e0 m\u00f4-men xo\u1eafn ho\u1ea1t \u0111\u1ed9ng. C\u00f3 ba thi\u1ebft k\u1ebf c\u1ea5u h\u00ecnh ph\u1ed5 bi\u1ebfn trong d\u1ecbch v\u1ee5 h\u00f3a ch\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ea7u ti\u00ean l\u00e0 \u0111\u0129a \u0111\u1ed3ng t\u00e2m, l\u00e0<strong> <\/strong>l\u1eafp t\u00e2m, chi ph\u00ed th\u1ea5p v\u00e0 ph\u00f9 h\u1ee3p cho d\u1ecbch v\u1ee5 \u00e1p su\u1ea5t th\u1ea5p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ee9 hai l\u00e0 \u0111\u0129a hai l\u1ec7ch t\u00e2m, c\u00f3 tr\u1ee5c l\u1ec7ch t\u00e2m gi\u00fap gi\u1ea3m ma s\u00e1t ti\u1ebfp x\u00fac v\u1edbi \u0111\u1ec7m v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a \u0111\u1ec7m.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cu\u1ed1i c\u00f9ng l\u00e0 \u0111\u0129a ba l\u1ec7ch t\u00e2m. Ma s\u00e1t m\u1edf g\u1ea7n b\u1eb1ng kh\u00f4ng c\u1ee7a n\u00f3 l\u00fd t\u01b0\u1edfng cho h\u00f3a ch\u1ea5t kh\u1eafc nghi\u1ec7t v\u00e0 nhi\u1ec7t \u0111\u1ed9 l\u00ean \u0111\u1ebfn 1.000\u00b0F.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Stem\"><\/span><strong>3. Tr\u1ee5c van<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u1ee5c truy\u1ec1n m\u00f4-men xo\u1eafn quay t\u1eeb b\u1ed9 truy\u1ec1n \u0111\u1ed9ng \u0111\u1ebfn \u0111\u0129a. N\u00f3 c\u00f3 s\u1eb5n d\u01b0\u1edbi d\u1ea1ng tr\u1ee5c m\u1ed9t m\u1ea3nh ho\u1eb7c b\u1ed9 l\u1eafp r\u00e1p tr\u1ee5c chia hai m\u1ea3nh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong thi\u1ebft k\u1ebf \u0111\u1ec7m \u0111\u00e0n h\u1ed3i, tr\u1ee5c \u0111\u01b0\u1ee3c c\u00e1ch ly ho\u00e0n to\u00e0n v\u1edbi ch\u1ea5t l\u1ecfng trong quy tr\u00ecnh. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p l\u1ef1a ch\u1ecdn th\u00e9p carbon ho\u1eb7c th\u00e9p kh\u00f4ng g\u1ec9 hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Van b\u01b0\u1edbm hi\u1ec7u su\u1ea5t cao \u0111\u1ec3 l\u1ed9 tr\u1ee5c van ti\u1ebfp x\u00fac v\u1edbi m\u00f4i ch\u1ea5t. Tr\u1ee5c van ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u1ea3 y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 t\u01b0\u01a1ng th\u00edch v\u00e0 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc d\u01b0\u1edbi t\u1ea3i tr\u1ecdng l\u00e0m k\u00edn.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Seat\"><\/span><strong>4. Gio\u0103ng<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00f2ng \u0111\u1ec7m t\u1ea1o ra m\u1ed9t l\u1edbp l\u00e0m k\u00edn ch\u1eb7t ch\u1ebd gi\u1eefa c\u1ea1nh \u0111\u0129a v\u00e0 th\u00e2n van. \u0110\u00e2y l\u00e0 b\u1ed9 ph\u1eadn quan tr\u1ecdng nh\u1ea5t v\u1ec1 m\u1eb7t h\u00f3a h\u1ecdc trong c\u00e1c \u1ee9ng d\u1ee5ng d\u1ecbch v\u1ee5 \u0103n m\u00f2n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c v\u1eadt li\u1ec7u v\u00f2ng \u0111\u1ec7m ph\u1ed5 bi\u1ebfn v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh ch\u00ednh c\u1ee7a ch\u00fang bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>EPDM: <\/strong>ph\u00f9 h\u1ee3p cho n\u01b0\u1edbc, h\u01a1i n\u01b0\u1edbc v\u00e0 d\u1ecbch v\u1ee5 h\u00f3a ch\u1ea5t nh\u1eb9 \u1edf nhi\u1ec7t \u0111\u1ed9 l\u00ean \u0111\u1ebfn 250\u00b0F.<\/li>\n\n\n\n<li><strong>NBR (Nitrile): <\/strong>t\u01b0\u01a1ng th\u00edch v\u1edbi d\u1ea7u v\u00e0 hydrocarbon, ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 l\u00ean \u0111\u1ebfn 180\u00b0F.<\/li>\n\n\n\n<li><strong>PTFE \/ RTFE: <\/strong>t\u01b0\u01a1ng th\u00edch h\u00f3a h\u1ecdc r\u1ed9ng, ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 t\u1eeb -40\u00b0F \u0111\u1ebfn 400\u00b0F, ph\u1ed5 bi\u1ebfn nh\u1ea5t cho d\u1ecbch v\u1ee5 h\u00f3a ch\u1ea5t.<\/li>\n\n\n\n<li><strong>L\u1edbp l\u00f3t PFA: <\/strong>c\u00e1i <strong>Van b\u01b0\u1edbm l\u00f3t PFA cho x\u1eed l\u00fd h\u00f3a ch\u1ea5t<\/strong> bao b\u1ecdc ho\u00e0n to\u00e0n th\u00e2n v\u00e0 tr\u1ee5c van. \u0110i\u1ec1u n\u00e0y c\u00e1ch ly t\u1ea5t c\u1ea3 c\u00e1c b\u1ed9 ph\u1eadn kim lo\u1ea1i kh\u1ecfi m\u00f4i ch\u1ea5t \u0103n m\u00f2n ho\u1eb7c si\u00eau tinh khi\u1ebft, lo\u1ea1i b\u1ecf nhu c\u1ea7u v\u1ec1 th\u00e2n van h\u1ee3p kim \u0111\u1eaft ti\u1ec1n.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Thi\u1ebft k\u1ebf hi\u1ec7u su\u1ea5t cao s\u1eed d\u1ee5ng v\u00f2ng \u0111\u1ec7m \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi \u0111\u01b0\u1eddng \u1ed1ng, n\u01a1i \u00e1p su\u1ea5t \u0111\u01b0\u1eddng \u1ed1ng l\u00e0m t\u0103ng l\u1ef1c l\u00e0m k\u00edn. C\u00e1c t\u00f9y ch\u1ecdn v\u00f2ng \u0111\u1ec7m kim lo\u1ea1i ch\u1ed1ng ch\u00e1y cung c\u1ea5p t\u00ednh to\u00e0n v\u1eb9n khi \u0111\u00f3ng trong v\u00e0 sau c\u00e1c s\u1ef1 ki\u1ec7n nhi\u1ec7t (theo API 607 \/ <a href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/iso-10497-valve-fire-type-testing-requirements\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/iso-10497-valve-fire-type-testing-requirements\/\" rel=\"noreferrer noopener\">ISO 10497<\/a> y\u00eau c\u1ea7u).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Does_a_Butterfly_Valve_Work\"><\/span>Van b\u01b0\u1edbm ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t trong nh\u1eefng l\u00fd do khi\u1ebfn van b\u01b0\u1edbm \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng l\u00e0 do ho\u1ea1t \u0111\u1ed9ng nhanh ch\u00f3ng v\u00e0 \u0111\u01a1n gi\u1ea3n. C\u01a1 ch\u1ebf xoay 90 \u0111\u1ed9 ho\u1eb7c m\u1ed9t ph\u1ea7n t\u01b0 v\u00f2ng cho ph\u00e9p v\u1eadn h\u00e0nh van d\u1ec5 d\u00e0ng \u0111\u1ebfn v\u1ecb tr\u00ed m\u1edf\/\u0111\u00f3ng.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u1ede v\u1ecb tr\u00ed \u0111\u00f3ng, \u0111\u0129a n\u1eb1m vu\u00f4ng g\u00f3c v\u1edbi h\u01b0\u1edbng d\u00f2ng ch\u1ea3y. N\u00f3 ch\u1eb7n to\u00e0n b\u1ed9 l\u1ed7 \u1ed1ng v\u00e0 ng\u0103n d\u00f2ng ch\u1ea3y \u0111i qua.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Xoay 90 \u0111\u1ed9 di chuy\u1ec3n \u0111\u0129a song song v\u1edbi \u0111\u01b0\u1eddng \u0111i c\u1ee7a d\u00f2ng ch\u1ea3y. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra m\u1ed9t khe h\u1edf h\u00ecnh v\u00e0nh kh\u0103n xung quanh m\u00e9p \u0111\u0129a, cho ph\u00e9p ch\u1ea5t l\u1ecfng \u0111i qua v\u1edbi s\u1ee9c c\u1ea3n t\u1ed1i thi\u1ec3u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The aerodynamic disc profile reduces turbulence and pressure drop. Butterfly valves are more energy-efficient than gate or globe valves in large-diameter applications.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Butterfly valves support both on-off service and modulating (throttling) service. Flow characteristics depend on disc design and actuator type.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">An equal percentage is the most common characteristic for chemical dosing and pressure control applications.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Linear types are preferred when more than 25% of the system pressure drop is available across the valve.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quick-opening types are used for rapid isolation. These are rarely recommended for continuous modulation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Take note that butterfly valves are not full-bore. They are not compatible with pigging or swabbing operations.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_are_the_Actuation_Methods_for_Chemical_Processing_Applications\"><\/span><strong>C\u00e1c Ph\u01b0\u01a1ng Ph\u00e1p Truy\u1ec1n \u0110\u1ed9ng Cho \u1ee8ng D\u1ee5ng X\u1eed L\u00fd H\u00f3a Ch\u1ea5t L\u00e0 G\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Selecting the right actuator directly affects process reliability and lifecycle cost. Each actuation method suits different operating conditions.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Manual (handwheel\/lever\/gear operator): <\/strong>suitable for infrequent operation and valves below DN 200.<\/li>\n\n\n\n<li><strong>Electric actuator: <\/strong>delivers precise positioning via a 4-20 mA control signal. Common in automated chemical dosing and batch processing systems.<\/li>\n\n\n\n<li><strong>Pneumatic actuator: <\/strong>uses clean compressed air for fast response. Preferred in chemical plants requiring ATEX or explosion-proof actuation.<\/li>\n\n\n\n<li><strong>Hydraulic actuator: <\/strong>handles large-diameter, high-pressure service where electric or pneumatic torque is insufficient.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Butterfly valves require significantly lower operating torque than gate valves of equivalent size. This reduces actuator sizing requirements and lowers overall system cost.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Butterfly_Valves_Excel_in_Chemical_Processing\"><\/span><strong>T\u1ea1i Sao Van B\u01b0\u1edbm L\u1ea1i V\u01b0\u1ee3t Tr\u1ed9i Trong X\u1eed L\u00fd H\u00f3a Ch\u1ea5t<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724720-1024x512.webp\" alt=\"Butterfly Valves Excel in Chemical Processing\" class=\"wp-image-15686\" style=\"width:630px;height:auto\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724720-1024x512.webp 1024w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724720-300x150.webp 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724720-768x384.webp 768w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724720-18x9.webp 18w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724720.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Nhi\u1ec1u y\u1ebfu t\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 th\u01b0\u01a1ng m\u1ea1i \u0111\u1ecbnh v\u1ecb van b\u01b0\u1edbm l\u00e0 m\u1ed9t trong nh\u1eefng <strong>gi\u1ea3i ph\u00e1p van c\u00f4ng nghi\u1ec7p t\u1ed1t nh\u1ea5t cho c\u00e1c nh\u00e0 m\u00e1y ch\u1ebf bi\u1ebfn h\u00f3a ch\u1ea5t<\/strong>.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng \u01b0u \u0111i\u1ec3m c\u1ee7a van b\u01b0\u1edbm <strong>cho nh\u00e0 m\u00e1y ch\u1ebf bi\u1ebfn h\u00f3a ch\u1ea5t <\/strong>trong m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Van b\u01b0\u1edbm y\u00eau c\u1ea7u \u00edt kh\u00f4ng gian, nh\u00e2n c\u00f4ng v\u00e0 h\u1ed7 tr\u1ee3 \u0111\u01b0\u1eddng \u1ed1ng h\u01a1n so v\u1edbi van c\u1ed5ng ho\u1eb7c <a href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/difference-between-gate-valve-and-globe-valve\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/difference-between-gate-valve-and-globe-valve\/\" rel=\"noreferrer noopener\">van c\u1ea7u<\/a>.<\/li>\n\n\n\n<li>\u00cdt b\u1ed9 ph\u1eadn chuy\u1ec3n \u0111\u1ed9ng h\u01a1n c\u00f3 ngh\u0129a l\u00e0 \u00edt \u0111i\u1ec3m hao m\u00f2n h\u01a1n. \u0110i\u1ec1u n\u00e0y tr\u1ef1c ti\u1ebfp gi\u1ea3m kho\u1ea3ng th\u1eddi gian b\u1ea3o tr\u00ec v\u00e0 th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9t xu\u1ea5t trong c\u00e1c quy tr\u00ecnh h\u00f3a ch\u1ea5t li\u00ean t\u1ee5c.<\/li>\n\n\n\n<li>Van b\u01b0\u1edbm t\u01b0\u01a1ng th\u00edch v\u1edbi nhi\u1ec1u lo\u1ea1i v\u1eadt li\u1ec7u nh\u01b0 PTFE, RTFE v\u00e0 PFA. C\u00e1c l\u1edbp l\u00f3t n\u00e0y ch\u1ed1ng l\u1ea1i h\u00f3a ch\u1ea5t \u0103n m\u00f2n, lo\u1ea1i b\u1ecf nhu c\u1ea7u v\u1ec1 th\u00e2n van h\u1ee3p kim \u0111\u1eaft ti\u1ec1n.<\/li>\n\n\n\n<li>Thi\u1ebft k\u1ebf c\u00f3 l\u1edbp l\u00f3t kh\u00f4ng ti\u1ebfp x\u00fac v\u1edbi m\u00f4i tr\u01b0\u1eddng \u0103n m\u00f2n gi\u00fap b\u1ea3o v\u1ec7 th\u00e2n v\u00e0 tr\u1ee5c van kh\u1ecfi ph\u01b0\u01a1ng ti\u1ec7n \u0103n m\u00f2n. Ch\u00fang mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ed1ng h\u00f3a ch\u1ea5t v\u1edbi chi ph\u00ed ch\u1ec9 b\u1eb1ng m\u1ed9t ph\u1ea7n nh\u1ecf so v\u1edbi c\u1ea5u tr\u00fac van ho\u00e0n to\u00e0n b\u1eb1ng h\u1ee3p kim.<\/li>\n\n\n\n<li>Ho\u1ea1t \u0111\u1ed9ng quay m\u1ed9t ph\u1ea7n t\u01b0 t\u00edch h\u1ee3p d\u1ec5 d\u00e0ng v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n quy tr\u00ecnh d\u1ef1a tr\u00ean DCS v\u00e0 PLC. \u0110i\u1ec1u n\u00e0y h\u1ed7 tr\u1ee3 ho\u1ea1t \u0111\u1ed9ng nh\u00e0 m\u00e1y ho\u00e0n to\u00e0n t\u1ef1 \u0111\u1ed9ng.<\/li>\n\n\n\n<li>C\u00f3 th\u1ec3 m\u1edf r\u1ed9ng t\u1eeb \u0111\u01b0\u1eddng k\u00ednh 1 inch \u0111\u1ebfn 200 inch. M\u1ed9t d\u00f2ng van duy nh\u1ea5t \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u00e1ch ly tr\u00ean to\u00e0n b\u1ed9 nh\u00e0 m\u00e1y ch\u1ebf bi\u1ebfn h\u00f3a ch\u1ea5t.<\/li>\n<\/ul>\n\n\n\n<style>\n  \/* Removed global HTML tags (body, head, etc.) to prevent WordPress theme conflicts *\/\n  .hero-card {\n    display: flex;\n    flex-wrap: wrap;\n    align-items: center;\n    background: #f7f8fa;\n    border-radius: 16px;\n    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);\n    padding: 24px;\n    max-width: 900px;\n    margin: 40px auto;\n    font-family: 'Poppins', Arial, sans-serif;\n    text-decoration: none !important;\n    color: inherit;\n    transition: transform 0.3s ease, box-shadow 0.3s ease;\n  }\n\n  .hero-card:hover {\n    transform: translateY(-3px);\n    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);\n  }\n\n  .hero-image {\n    width: 220px;\n    height: auto;\n    border-radius: 12px;\n    object-fit: contain; \/* Changed to contain to prevent cropping valve edges *\/\n    background: #ffffff;\n    flex-shrink: 0;\n  }\n\n  .hero-content {\n    padding-left: 24px;\n    flex: 1;\n    min-width: 260px;\n  }\n\n  .hero-title {\n    font-size: 1.6rem;\n    font-weight: bold;\n    margin-bottom: 12px;\n    color: #222;\n    font-family: 'Poppins', Arial, sans-serif;\n  }\n\n  .hero-description {\n    font-size: 1rem;\n    color: #555;\n    margin-bottom: 18px;\n    line-height: 1.6;\n  }\n\n  .hero-link {\n    display: inline-block;\n    padding: 10px 20px;\n    background-color: #D70C19;\n    color: #fff !important;\n    text-decoration: none !important;\n    border-radius: 8px;\n    font-weight: bold;\n    transition: background 0.2s ease-in-out;\n  }\n\n  .hero-link:hover {\n    background-color: #a80913; \/* Added a darker red for the hover state *\/\n  }\n\n  @media (max-width: 640px) {\n    .hero-card {\n      flex-direction: column;\n      text-align: center;\n    }\n    .hero-content {\n      padding-left: 0;\n      padding-top: 20px;\n    }\n    .hero-image {\n      width: 100%;\n      max-width: 280px;\n    }\n  }\n<\/style>\n\n<a class=\"hero-card\" href=\"https:\/\/www.xintaivalves.com\/vi\/butterfly-valve-collection\/\" target=\"_blank\" rel=\"noopener noreferrer\">\n  <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/xintaivalves.com\/wp-content\/uploads\/2022\/03\/%E6%9C%AA%E6%A0%87%E9%A2%98-2-1.jpg\" alt=\"B\u1ed9 s\u01b0u t\u1eadp van b\u01b0\u1edbm c\u00f4ng nghi\u1ec7p cho ki\u1ec3m so\u00e1t ch\u1ea5t l\u1ecfng\">\n  <div class=\"hero-content\">\n    <div class=\"hero-title\">B\u1ed9 S\u01b0u T\u1eadp Van B\u01b0\u1edbm<\/div>\n    <div class=\"hero-description\">\n      <strong>Ch\u1ee9c n\u0103ng:<\/strong> Ki\u1ec3m so\u00e1t d\u00f2ng ch\u1ea3y ch\u00ednh x\u00e1c v\u00e0 qu\u1ea3n l\u00fd ch\u1ea5t l\u1ecfng.<br>\n      <strong>\u1ee8ng d\u1ee5ng:<\/strong> \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh v\u00e0 c\u00f4 l\u1eadp \u0111\u00e1ng tin c\u1eady d\u00f2ng ch\u1ea3y ch\u1ea5t l\u1ecfng qua c\u00e1c \u0111o\u1ea1n quan tr\u1ecdng c\u1ee7a \u0111\u01b0\u1eddng \u1ed1ng c\u00f4ng nghi\u1ec7p.\n    <\/div>\n    <span class=\"hero-link\">Kh\u00e1m ph\u00e1 B\u1ed9 s\u01b0u t\u1eadp<\/span>\n  <\/div>\n<\/a>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Ph\u1ea7n k\u1ebft lu\u1eadn<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1ef1a ch\u1ecdn \u0111\u00fang <strong>van cho nh\u00e0 m\u00e1y ch\u1ebf bi\u1ebfn h\u00f3a ch\u1ea5t<\/strong> c\u00f3 ngh\u0129a l\u00e0 hi\u1ec3u r\u00f5 t\u1eebng b\u1ed9 ph\u1eadn v\u00e0 c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3. C\u00e1c nh\u00f3m mua s\u1eafm v\u00e0 k\u1ef9 s\u01b0 c\u0169ng c\u1ea7n \u0111\u00e1nh gi\u00e1 c\u1ea9n th\u1eadn ph\u01b0\u01a1ng ti\u1ec7n x\u1eed l\u00fd, s\u1ef1 d\u1ec5 d\u00e0ng v\u1eadn h\u00e0nh, l\u1ecbch tr\u00ecnh b\u1ea3o tr\u00ec v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1eadt li\u1ec7u.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.xintaivalves.com\/vi\/contact\/\" target=\"_blank\" rel=\"noreferrer noopener\">Van Xintai<\/a> Group \u0111\u00e3 s\u1ea3n xu\u1ea5t van c\u00f4ng nghi\u1ec7p t\u1eeb n\u0103m 1998. C\u00f4ng ty \u0111\u1ea1t ch\u1ee9ng nh\u1eadn qu\u1ea3n l\u00fd ch\u1ea5t l\u01b0\u1ee3ng ISO 9001 v\u00e0 ch\u1ee9ng nh\u1eadn API.&nbsp;&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ea3n ph\u1ea9m c\u1ee7a ch\u00fang t\u00f4i c\u0169ng tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n API, ANSI, DIN, JIS v\u00e0 BS. S\u1ef1 tu\u00e2n th\u1ee7 \u0111a ti\u00eau chu\u1ea9n n\u00e0y x\u00e1c nh\u1eadn s\u1ef1 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt mua s\u1eafm to\u00e0n c\u1ea7u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Whether your project requires a wafer butterfly valve, a triple-eccentric design, or a <strong>Van b\u01b0\u1edbm l\u00f3t PFA cho x\u1eed l\u00fd h\u00f3a ch\u1ea5t<\/strong>, Xintai engineers spec and build to your exact process conditions.<\/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-white-color has-vivid-red-background-color has-text-color has-background has-link-color has-medium-font-size has-custom-font-size wp-element-button\" href=\"https:\/\/www.xintaivalves.com\/vi\/contact\/\" style=\"font-style:normal;font-weight:500\" target=\"_blank\" rel=\"noreferrer noopener\">Nh\u1eadn B\u00e1o Gi\u00e1<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>The butterfly valve has components that are vital in many flow control industries. Its ease of operation also makes it the preferred choice. The chemical industry is one of those industries where the butterfly valves are required in abundance. While making choices about the type of valve, many important factors should be considered by engineers. [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":15683,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-15676","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-butterfly-valve"],"_links":{"self":[{"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/posts\/15676","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/comments?post=15676"}],"version-history":[{"count":3,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/posts\/15676\/revisions"}],"predecessor-version":[{"id":15756,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/posts\/15676\/revisions\/15756"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/media\/15683"}],"wp:attachment":[{"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/media?parent=15676"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/categories?post=15676"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/tags?post=15676"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}