{"id":15195,"date":"2026-05-12T08:02:00","date_gmt":"2026-05-12T00:02:00","guid":{"rendered":"https:\/\/www.xintaivalves.com\/?p=15195"},"modified":"2026-05-15T09:04:05","modified_gmt":"2026-05-15T01:04:05","slug":"what-difference-metal-vs-soft-seated-butterfly-valves","status":"publish","type":"post","link":"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-difference-metal-vs-soft-seated-butterfly-valves\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn ph\u00e2n bi\u1ec7t van b\u01b0\u1edbm \u0111\u1ebf kim lo\u1ea1i v\u00e0 van b\u01b0\u1edbm \u0111\u1ebf m\u1ec1m"},"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-difference-metal-vs-soft-seated-butterfly-valves\/#Soft_Seated_Butterfly_Valves_Features_and_Specifications\" >Van b\u01b0\u1edbm c\u00f3 \u0111\u1ec7m m\u1ec1m: T\u00ednh n\u0103ng v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-difference-metal-vs-soft-seated-butterfly-valves\/#Common_Materials_Used_in_Soft_Seat_Valves\" >C\u00e1c v\u1eadt li\u1ec7u ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong van \u0111\u1ec7m m\u1ec1m<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-difference-metal-vs-soft-seated-butterfly-valves\/#Features_and_Specifications_of_Metal_Seated_Butterfly_Valves\" >T\u00ednh n\u0103ng v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a van b\u01b0\u1edbm c\u00f3 \u0111\u1ec7m kim lo\u1ea1i<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-difference-metal-vs-soft-seated-butterfly-valves\/#Comparison_Between_Metal_and_Soft-Seated_Valves\" >So s\u00e1nh gi\u1eefa van \u0111\u1ec7m kim lo\u1ea1i v\u00e0 van \u0111\u1ec7m m\u1ec1m<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-difference-metal-vs-soft-seated-butterfly-valves\/#1_Sealing_Performance\" >1. Hi\u1ec7u su\u1ea5t l\u00e0m k\u00edn<\/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-difference-metal-vs-soft-seated-butterfly-valves\/#2_Temperature_Range\" >2. D\u1ea3i nhi\u1ec7t \u0111\u1ed9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-difference-metal-vs-soft-seated-butterfly-valves\/#3_Pressure_Rating\" >3. Kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p su\u1ea5t<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-difference-metal-vs-soft-seated-butterfly-valves\/#4_Abrasion_and_Corrosion_Resistance\" >4. Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 \u0103n m\u00f2n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-difference-metal-vs-soft-seated-butterfly-valves\/#5_Service_Life_and_Maintenance\" >5. Tu\u1ed5i th\u1ecd v\u00e0 b\u1ea3o tr\u00ec<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-difference-metal-vs-soft-seated-butterfly-valves\/#6_Cost\" >6. Chi ph\u00ed<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-difference-metal-vs-soft-seated-butterfly-valves\/#7_Structural_Differences\" >7. Kh\u00e1c bi\u1ec7t v\u1ec1 c\u1ea5u tr\u00fac<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-difference-metal-vs-soft-seated-butterfly-valves\/#Industry_Applications_Metal_Seated_and_Soft_Seated_Valves\" >\u1ee8ng d\u1ee5ng c\u00f4ng nghi\u1ec7p: Van \u0111\u1ec7m kim lo\u1ea1i v\u00e0 van \u0111\u1ec7m m\u1ec1m<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/butterfly-valve\/what-difference-metal-vs-soft-seated-butterfly-valves\/#Conclusion\" >Ph\u1ea7n k\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">Trong ki\u1ec3m so\u00e1t l\u01b0u l\u01b0\u1ee3ng c\u00f4ng nghi\u1ec7p, van b\u01b0\u1edbm \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong <a href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/valves-for-water-treatment\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/valves-for-water-treatment\/\" rel=\"noreferrer noopener\">nh\u00e0 m\u00e1y x\u1eed l\u00fd n\u01b0\u1edbc<\/a> v\u00e0 l\u01b0\u1edbi \u0111i\u1ec7n.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u00e0 m\u1ed9t k\u1ef9 s\u01b0 ho\u1eb7c chuy\u00ean gia mua s\u1eafm, vi\u1ec7c quy\u1ebft \u0111\u1ecbnh gi\u1eefa van b\u01b0\u1edbm c\u00f3 \u0111\u1ebf kim lo\u1ea1i v\u00e0 van b\u01b0\u1edbm c\u00f3 \u0111\u1ebf m\u1ec1m l\u00e0 r\u1ea5t quan tr\u1ecdng. Ch\u1ecdn v\u1eadt li\u1ec7u l\u00e0m k\u00edn sai c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn r\u00f2 r\u1ec9 s\u1edbm, ng\u1eebng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9t xu\u1ea5t t\u1ed1n k\u00e9m v\u00e0 r\u1ee7i ro an to\u00e0n nghi\u00eam tr\u1ecdng.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e0i vi\u1ebft n\u00e0y th\u1ea3o lu\u1eadn v\u1ec1 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa van \u0111\u1ebf kim lo\u1ea1i v\u00e0 van \u0111\u1ebf m\u1ec1m, c\u00e1c t\u00ednh n\u0103ng, th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang. N\u00f3 s\u1ebd gi\u00fap c\u00e1c k\u1ef9 s\u01b0 v\u00e0 ng\u01b0\u1eddi mua s\u1eafm quy\u1ebft \u0111\u1ecbnh lo\u1ea1i van d\u1ef1a tr\u00ean ti\u00eau chu\u1ea9n ISO 5208.\u00a0<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Soft_Seated_Butterfly_Valves_Features_and_Specifications\"><\/span>Van b\u01b0\u1edbm c\u00f3 \u0111\u1ec7m m\u1ec1m: T\u00ednh n\u0103ng v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Van b\u01b0\u1edbm c\u00f3 \u0111\u1ebf m\u1ec1m s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u \u0111\u00e0n h\u1ed3i, phi kim lo\u1ea1i cho b\u1ec1 m\u1eb7t l\u00e0m k\u00edn. Khi \u0111\u0129a \u0111\u00f3ng, n\u00f3 \u00e9p v\u00e0o l\u1edbp \u0111\u1ec7m m\u1ec1m. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao n\u00f3 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 van \u0111\u1ebf m\u1ec1m.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eadt li\u1ec7u c\u1ee7a van bi\u1ebfn d\u1ea1ng nh\u1eb9 v\u00e0 l\u1ea5p \u0111\u1ea7y c\u00e1c kho\u1ea3ng tr\u1ed1ng si\u00eau nh\u1ecf gi\u1eefa c\u1ea1nh \u0111\u0129a v\u00e0 \u0111\u1ebf. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra m\u1ed9t l\u1edbp \u0111\u1ec7m k\u00edn, kh\u00f4ng r\u00f2 r\u1ec9.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Thi\u1ebft k\u1ebf n\u00e0y c\u0169ng \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n r\u00f5 trong lo\u1ea1i van c\u00f3 \u0111\u1ebf \u0111\u00e0n h\u1ed3i <strong>van b\u01b0\u1edbm \u0111i\u1ec1u khi\u1ec3n<\/strong>. M\u1ed9t lo\u1ea1i kh\u00e1c l\u00e0 <strong>van b\u01b0\u1edbm c\u00f3 \u0111\u1ebf g\u1eafn k\u1ebft,<\/strong> trong \u0111\u00f3 \u0111\u1ebf \u0111\u01b0\u1ee3c g\u1eafn tr\u1ef1c ti\u1ebfp v\u00e0o b\u00ean trong th\u00e2n van trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t. C\u1ea5u t\u1ea1o thi\u1ebft k\u1ebf n\u00e0y l\u00e0m cho \u0111\u1ebf kh\u00f4ng th\u1ec3 t\u00e1ch r\u1eddi kh\u1ecfi th\u00e2n van. N\u00f3 gi\u00fap gi\u1ea3m c\u00e1c b\u1ed9 ph\u1eadn l\u1eafp r\u00e1p, nh\u01b0ng c\u0169ng c\u00f3 ngh\u0129a l\u00e0 b\u1ea1n ph\u1ea3i thay th\u1ebf th\u00e2n van khi \u0111\u1ebf b\u1ecb m\u00f2n.\u00a0<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Materials_Used_in_Soft_Seat_Valves\"><\/span>C\u00e1c v\u1eadt li\u1ec7u ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong van \u0111\u1ec7m m\u1ec1m<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u1ea7n n\u00e0y th\u1ea3o lu\u1eadn v\u1ec1 c\u00e1c v\u1eadt li\u1ec7u v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt kh\u00e1c nhau \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong van \u0111\u1ebf m\u1ec1m. M\u1ed7i v\u1eadt li\u1ec7u ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c m\u00f4i ch\u1ea5t kh\u00e1c nhau, t\u00f9y thu\u1ed9c v\u00e0o nhi\u1ec7t \u0111\u1ed9, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch h\u00f3a h\u1ecdc v\u00e0 t\u1ea7n su\u1ea5t ho\u1ea1t \u0111\u1ed9ng c\u1ee7a van.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>EPDM (Ethylene Propylene Diene Monomer) \u2013 <\/strong>Ch\u1ed1ng ozone, nhi\u1ec7t v\u00e0 l\u00e3o h\u00f3a. C\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u1edf nhi\u1ec7t \u0111\u1ed9 t\u1eeb -40\u00b0C \u0111\u1ebfn 120\u00b0C. \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c h\u1ec7 th\u1ed1ng n\u01b0\u1edbc ng\u1ecdt, n\u01b0\u1edbc th\u1ea3i v\u00e0 n\u01b0\u1edbc bi\u1ec3n.<\/li>\n\n\n\n<li><strong>NBR (Nitrile\/Buna-N) \u2013 <\/strong>L\u1ef1a ch\u1ecdn ti\u00eau chu\u1ea9n cho ch\u1ea5t l\u1ecfng g\u1ed1c d\u1ea7u m\u1ecf v\u00e0 kh\u00ed t\u1ef1 nhi\u00ean. Kh\u1ea3 n\u0103ng ch\u1ed1ng d\u1ea7u v\u00e0 m\u00e0i m\u00f2n t\u1ed1t. C\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u1edf nhi\u1ec7t \u0111\u1ed9 t\u1eeb -30\u00b0C \u0111\u1ebfn 90\u00b0C.<\/li>\n\n\n\n<li><strong>PTFE (Polytetrafluoroethylene) \u2013 <\/strong>C\u00f3 kh\u1ea3 n\u0103ng kh\u00e1ng h\u00f3a ch\u1ea5t g\u1ea7n nh\u01b0 ph\u1ed5 qu\u00e1t. Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u0111\u01b0\u1eddng \u1ed1ng d\u01b0\u1ee3c ph\u1ea9m, h\u00f3a ch\u1ea5t v\u00e0 axit\/ki\u1ec1m. C\u00f3 s\u1eb5n c\u00e1c lo\u1ea1i \u0111\u1ea1t ti\u00eau chu\u1ea9n FDA. N\u00f3 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u1edf nhi\u1ec7t \u0111\u1ed9 t\u1eeb -196\u00b0C \u0111\u1ebfn 200\u00b0C.<\/li>\n\n\n\n<li><strong>Viton (FKM) \u2013 <\/strong>C\u00f3 th\u1ec3 x\u1eed l\u00fd nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi cao su ti\u00eau chu\u1ea9n. C\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng h\u00f3a ch\u1ea5t tuy\u1ec7t v\u1eddi. Ph\u1ed5 bi\u1ebfn trong c\u00e1c \u1ee9ng d\u1ee5ng dung m\u00f4i v\u00e0 nhi\u00ean li\u1ec7u m\u1ea1nh.\u00a0<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Features_and_Specifications_of_Metal_Seated_Butterfly_Valves\"><\/span>T\u00ednh n\u0103ng v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a van b\u01b0\u1edbm c\u00f3 \u0111\u1ec7m kim lo\u1ea1i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Features-and-Specifications-of-Metal-Seated-Butterfly-Valves-1024x512.webp\" alt=\"M\u1ed9t h\u00ecnh \u1ea3nh v\u1ec1 m\u00f4i tr\u01b0\u1eddng h\u01a1i n\u01b0\u1edbc \u00e1p su\u1ea5t cao s\u1eed d\u1ee5ng van b\u01b0\u1edbm c\u00f3 m\u1eb7t b\u00edch kim lo\u1ea1i\" class=\"wp-image-15196\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Features-and-Specifications-of-Metal-Seated-Butterfly-Valves-1024x512.webp 1024w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Features-and-Specifications-of-Metal-Seated-Butterfly-Valves-300x150.webp 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Features-and-Specifications-of-Metal-Seated-Butterfly-Valves-768x384.webp 768w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Features-and-Specifications-of-Metal-Seated-Butterfly-Valves-18x9.webp 18w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Features-and-Specifications-of-Metal-Seated-Butterfly-Valves.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Van b\u01b0\u1edbm c\u00f3 \u0111\u1ebf kim lo\u1ea1i s\u1eed d\u1ee5ng kim lo\u1ea1i \u1edf c\u1ea3 c\u1ea1nh \u0111\u0129a v\u00e0 \u0111\u1ebf van. Van s\u1eed d\u1ee5ng c\u00e1c v\u1eadt li\u1ec7u nh\u01b0 s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9, th\u00e9p v\u1edbi than ch\u00ec, ho\u1eb7c b\u1ec1 m\u1eb7t th\u00e9p h\u1ee3p kim \u0111\u01b0\u1ee3c ph\u1ee7 Stellite ho\u1eb7c Tungsten Carbide (quy tr\u00ecnh HVOF).&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ti\u1ebfp x\u00fac kim lo\u1ea1i v\u1edbi kim lo\u1ea1i kh\u00f4ng \u0111\u01b0\u1ee3c linh ho\u1ea1t nh\u01b0 cao su. Van \u0111\u1ebf kim lo\u1ea1i th\u01b0\u1eddng s\u1eed d\u1ee5ng <a href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/single-double-offset-butterfly-valves-differences\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/single-double-offset-butterfly-valves-differences\/\" rel=\"noreferrer noopener\">l\u1ec7ch t\u00e2m k\u00e9p<\/a> ho\u1eb7c <a href=\"https:\/\/www.xintaivalves.com\/vi\/products\/triple-eccentric-butterfly-valves\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/products\/triple-eccentric-butterfly-valves\/\" rel=\"noreferrer noopener\">l\u1ec7ch t\u00e2m ba (TOV)<\/a> h\u00ecnh h\u1ecdc \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 k\u00edn \u0111\u00e1ng tin c\u1eady. Van l\u1ec7ch t\u00e2m ba th\u01b0\u1eddng \u0111\u00e1p \u1ee9ng <a href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/standard\/understanding-the-standard-api-valve\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/standard\/understanding-the-standard-api-valve\/\" rel=\"noreferrer noopener\">ti\u00eau chu\u1ea9n API 609<\/a> cho van b\u01b0\u1edbm hi\u1ec7u su\u1ea5t cao.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Thi\u1ebft k\u1ebf l\u1ec7ch t\u00e2m gi\u00fap n\u00e2ng \u0111\u0129a ra kh\u1ecfi \u0111\u1ebf van trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng. N\u00f3 ch\u1ec9 ti\u1ebfp x\u00fac v\u00e0i \u0111\u1ed9 tr\u01b0\u1edbc khi \u0111\u00f3ng. \u0110i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m m\u00e0i m\u00f2n \u0111\u1ebf van v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1eb7t kh\u00e1c, b\u1ec1 m\u1eb7t l\u00e0m k\u00edn c\u1ee7a thi\u1ebft k\u1ebf l\u1ec7ch t\u00e2m ba t\u1ea1o th\u00e0nh m\u1ed9t g\u00f3c h\u00ecnh n\u00f3n thay v\u00ec n\u1eb1m tr\u00ean t\u00e2m c\u1ee7a van. Khi m\u1edf ho\u1eb7c \u0111\u00f3ng, \u0111\u0129a s\u1ebd \u0103n kh\u1edbp v\u00e0o \u0111\u1ebf van m\u00e0 kh\u00f4ng b\u1ecb c\u1ecd x\u00e1t. L\u1ef1c l\u00e0m k\u00edn b\u1eaft ngu\u1ed3n t\u1eeb v\u1ecb tr\u00ed cu\u1ed1i c\u00f9ng c\u1ee7a \u0111\u0129a ch\u1ee9 kh\u00f4ng ph\u1ea3i t\u1eeb ma s\u00e1t.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Thi\u1ebft k\u1ebf n\u00e0y l\u00e0m cho van \u0111\u1ebf kim lo\u1ea1i c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu t\u1ed1t h\u01a1n van \u0111\u1ebf m\u1ec1m. N\u00f3 c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c h\u01a1i n\u01b0\u1edbc \u00e1p su\u1ea5t cao, b\u00f9n m\u00e0i m\u00f2n, <a href=\"https:\/\/www.xintaivalves.com\/vi\/blog\/cryogenic-valves\/cryogenic-globe-valve-lng-safety\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/cryogenic-valves\/cryogenic-globe-valve-lng-safety\/\" rel=\"noreferrer noopener\">LNG \u0111\u00f4ng l\u1ea1nh<\/a>, v\u00e0 d\u00f2ng ch\u1ea3y h\u00f3a ch\u1ea5t \u0103n m\u00f2n.\u00a0<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Comparison_Between_Metal_and_Soft-Seated_Valves\"><\/span>So s\u00e1nh gi\u1eefa van \u0111\u1ec7m kim lo\u1ea1i v\u00e0 van \u0111\u1ec7m m\u1ec1m<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Comparison-Between-Metal-and-Soft-Seated-Valves-1024x512.webp\" alt=\"So s\u00e1nh ch\u00ednh gi\u1eefa van b\u01b0\u1edbm c\u00f3 m\u1eb7t b\u00edch m\u1ec1m v\u00e0 van \u0111i\u1ec1u khi\u1ec3n b\u01b0\u1edbm c\u00f3 m\u1eb7t b\u00edch kim lo\u1ea1i\" class=\"wp-image-15197\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Comparison-Between-Metal-and-Soft-Seated-Valves-1024x512.webp 1024w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Comparison-Between-Metal-and-Soft-Seated-Valves-300x150.webp 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Comparison-Between-Metal-and-Soft-Seated-Valves-768x384.webp 768w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Comparison-Between-Metal-and-Soft-Seated-Valves-18x9.webp 18w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Comparison-Between-Metal-and-Soft-Seated-Valves.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Trong ph\u1ea7n n\u00e0y, b\u1ea1n s\u1ebd t\u00ecm hi\u1ec3u v\u1ec1 s\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh c\u1ee7a t\u1eebng lo\u1ea1i van. \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap b\u1ea1n ch\u1ecdn lo\u1ea1i van t\u1ed1t nh\u1ea5t t\u00f9y thu\u1ed9c v\u00e0o \u1ee9ng d\u1ee5ng.\u00a0<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Sealing_Performance\"><\/span>1. Hi\u1ec7u su\u1ea5t l\u00e0m k\u00edn<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Van \u0111\u1ebf m\u1ec1m \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 r\u00f2 r\u1ec9 b\u1eb1ng kh\u00f4ng c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y, tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n ISO 5208 Lo\u1ea1i VI. \u0110i\u1ec1u n\u00e0y l\u00e0m cho ch\u00fang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p cho c\u00e1c h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i n\u01b0\u1edbc ho\u1eb7c \u0111\u01b0\u1eddng \u1ed1ng d\u01b0\u1ee3c ph\u1ea9m.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Van kim lo\u1ea1i cho ph\u00e9p r\u00f2 r\u1ec9 nh\u1ecf, c\u00f3 ki\u1ec3m so\u00e1t, tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n ISO 5208 Lo\u1ea1i IV ho\u1eb7c Lo\u1ea1i V. Ch\u00fang \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn trong h\u1ea7u h\u1ebft c\u00e1c quy tr\u00ecnh c\u00f4ng nghi\u1ec7p. L\u1ee3i \u00edch c\u1ee7a gh\u1ebf kim lo\u1ea1i l\u00e0 ch\u00fang kh\u00f4ng b\u1ecb l\u00e3o h\u00f3a, ph\u1ed3ng l\u00ean ho\u1eb7c c\u1ee9ng l\u1ea1i nh\u01b0 polyme. \u0110i\u1ec1u n\u00e0y l\u00e0m cho ch\u00fang \u0111\u00e1ng tin c\u1eady cho s\u1ef1 \u1ed5n \u0111\u1ecbnh ni\u00eam phong l\u00e2u d\u00e0i.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Temperature_Range\"><\/span>2. D\u1ea3i nhi\u1ec7t \u0111\u1ed9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Van gh\u1ebf m\u1ec1m b\u1ecb h\u1ecfng khi ch\u00fang v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n v\u1eadt li\u1ec7u c\u1ee7a ch\u00fang. EPDM b\u1ecb suy gi\u1ea3m khi ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t \u0111\u1ed9 tr\u00ean 120\u00b0C. PTFE gi\u1edbi h\u1ea1n \u1edf 200\u00b0C. Ngo\u00e0i nh\u1eefng nhi\u1ec7t \u0111\u1ed9 \u0111\u00f3, c\u1ea7n c\u00f3 van gh\u1ebf kim lo\u1ea1i.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Van gh\u1ebf kim lo\u1ea1i c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t t\u1eeb -196\u00b0C \u0111\u1ebfn 600\u00b0C. Gh\u1ebf h\u1ee3p kim c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 cao, l\u00e0m cho ch\u00fang ph\u00f9 h\u1ee3p cho c\u00e1c \u0111\u01b0\u1eddng h\u01a1i trong nh\u00e0 m\u00e1y \u0111i\u1ec7n v\u00e0 c\u00e1c \u0111\u01a1n v\u1ecb ch\u01b0ng c\u1ea5t trong nh\u00e0 m\u00e1y l\u1ecdc d\u1ea7u.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e9p kh\u00f4ng g\u1ec9 Austenitic c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 r\u1ea5t th\u1ea5p, l\u00e0m cho n\u00f3 ph\u00f9 h\u1ee3p cho m\u1ed9t <strong>van b\u01b0\u1edbm cryogenic <\/strong>t\u1ea1i c\u00e1c nh\u00e0 ga LNG v\u00e0 d\u1ecbch v\u1ee5 kh\u00ed h\u00f3a l\u1ecfng. PTFE v\u00e0 cao su c\u00f3 th\u1ec3 b\u1ecb \u0111\u00f3ng b\u0103ng v\u00e0 v\u1ee1 v\u1ee5n \u1edf nhi\u1ec7t \u0111\u1ed9 r\u1ea5t th\u1ea5p.\u00a0<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Pressure_Rating\"><\/span>3. Kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p su\u1ea5t<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Van gh\u1ebf m\u1ec1m c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng trong c\u00e1c l\u1edbp \u00e1p su\u1ea5t PN10 \u0111\u1ebfn PN16. \u0110i\u1ec1u n\u00e0y l\u00e0m cho ch\u00fang ph\u00f9 h\u1ee3p cho c\u00e1c \u0111\u01b0\u1eddng c\u1ea5p n\u01b0\u1edbc v\u00e0 c\u00f4ng nghi\u1ec7p nh\u1eb9.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Thi\u1ebft k\u1ebf gh\u1ebf kim lo\u1ea1i c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p su\u1ea5t PN25, PN40 v\u00e0 cao h\u01a1n. Ch\u00fang ph\u00f9 h\u1ee3p cho h\u01a1i \u00e1p su\u1ea5t cao, truy\u1ec1n kh\u00ed v\u00e0 h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c.\u00a0<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Abrasion_and_Corrosion_Resistance\"><\/span>4. Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 \u0103n m\u00f2n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Van gh\u1ebf m\u1ec1m d\u1ec5 b\u1ecb x\u00f3i m\u00f2n v\u00e0 m\u00e0i m\u00f2n. C\u00e1c h\u1ea1t nh\u01b0 c\u00e1t m\u1ecbn ho\u1eb7c c\u1eb7n x\u00fac t\u00e1c l\u00e0m tr\u1ea7y x\u01b0\u1edbc gh\u1ebf m\u1ec1m v\u00e0 g\u00e2y r\u00f2 r\u1ec9 s\u1edbm \u1edf van gh\u1ebf cao su ho\u1eb7c PTFE.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gh\u1ebf kim lo\u1ea1i \u0111\u01b0\u1ee3c ph\u1ee7 Stellite (h\u1ee3p kim coban-crom) c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng x\u00f3i m\u00f2n h\u1ea1t. L\u1edbp ph\u1ee7 b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i s\u1ef1 t\u1ea5n c\u00f4ng h\u00f3a h\u1ecdc trong m\u00f4i tr\u01b0\u1eddng axit, ki\u1ec1m v\u00e0 oxy h\u00f3a.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Service_Life_and_Maintenance\"><\/span>5. Tu\u1ed5i th\u1ecd v\u00e0 b\u1ea3o tr\u00ec<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00f4ng th\u01b0\u1eddng, van gh\u1ebf m\u1ec1m c\u00f3 tu\u1ed5i th\u1ecd t\u1eeb ba \u0111\u1ebfn n\u0103m n\u0103m tr\u01b0\u1edbc khi c\u1ea7n thay th\u1ebf gh\u1ebf. Gh\u1ebf m\u1ec1m d\u1ec5 thay th\u1ebf h\u01a1n gh\u1ebf kim lo\u1ea1i \u0111\u01b0\u1ee3c gia c\u00f4ng. Tuy nhi\u00ean, gh\u1ebf m\u1ec1m b\u1ecb suy gi\u1ea3m nhanh h\u01a1n trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t v\u00e0 y\u00eau c\u1ea7u b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean h\u01a1n.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gh\u1ebf kim lo\u1ea1i c\u00f3 tu\u1ed5i th\u1ecd h\u01a1n m\u01b0\u1eddi n\u0103m trong \u0111i\u1ec1u ki\u1ec7n ho\u1ea1t \u0111\u1ed9ng kh\u1eafc nghi\u1ec7t nh\u1edd l\u1edbp ph\u1ee7 b\u1ea3o v\u1ec7. Chi ph\u00ed s\u1eeda ch\u1eefa \u0111\u1eaft h\u01a1n, nh\u01b0ng kho\u1ea3ng th\u1eddi gian b\u1ea3o tr\u00ec d\u00e0i h\u01a1n.\u00a0<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_Cost\"><\/span>6. Chi ph\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Van gh\u1ebf m\u1ec1m r\u1ebb h\u01a1n t\u1eeb 30% \u0111\u1ebfn 50% v\u00ec y\u00eau c\u1ea7u v\u1ec1 v\u1eadt li\u1ec7u v\u00e0 gia c\u00f4ng c\u1ee7a ch\u00fang \u0111\u01a1n gi\u1ea3n h\u01a1n. Thi\u1ebft k\u1ebf gh\u1ebf kim lo\u1ea1i \u0111\u1eaft h\u01a1n. Ch\u00fang y\u00eau c\u1ea7u gia c\u00f4ng ch\u00ednh x\u00e1c c\u00e1c h\u00ecnh h\u1ecdc l\u1ec7ch t\u00e2m v\u00e0 \u1ee9ng d\u1ee5ng c\u00e1c l\u1edbp ph\u1ee7 ch\u1ed1ng m\u00e0i m\u00f2n.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n c\u00f3 d\u1ecbch v\u1ee5 nhi\u1ec7t \u0111\u1ed9 cao ho\u1eb7c m\u00e0i m\u00f2n, th\u00ec vi\u1ec7c \u0111\u1ea7u t\u01b0 v\u00e0o gh\u1ebf van kim lo\u1ea1i s\u1ebd hi\u1ec7u qu\u1ea3 h\u01a1n v\u1ec1 chi ph\u00ed. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn gi\u1ea3m th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u00edt l\u1ea7n thay th\u1ebf h\u01a1n.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"7_Structural_Differences\"><\/span>7. Kh\u00e1c bi\u1ec7t v\u1ec1 c\u1ea5u tr\u00fac<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Van gh\u1ebf m\u1ec1m th\u01b0\u1eddng s\u1eed d\u1ee5ng thi\u1ebft k\u1ebf \u0111\u1ed3ng t\u00e2m (\u0111\u01b0\u1eddng t\u00e2m) trong \u0111\u00f3 \u0111\u0129a v\u00e0 tr\u1ee5c chia s\u1ebb c\u00f9ng m\u1ed9t tr\u1ee5c. M\u1eb7t kh\u00e1c, c\u00e1c m\u1eabu gh\u1ebf kim lo\u1ea1i s\u1eed d\u1ee5ng h\u00ecnh h\u1ecdc l\u1ec7ch t\u00e2m k\u00e9p ho\u1eb7c ba. \u0110i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m thi\u1ec3u ti\u1ebfp x\u00fac v\u1edbi gh\u1ebf trong qu\u00e1 tr\u00ecnh di chuy\u1ec3n, \u0111i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 duy tr\u00ec m\u1ed9t l\u1edbp ni\u00eam phong kim lo\u1ea1i-kim lo\u1ea1i b\u1ec1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec \u0111\u0129a \u0103n kh\u1edbp ch\u1eb7t v\u00e0o gh\u1ebf kim lo\u1ea1i, c\u00e1c thi\u1ebft k\u1ebf n\u00e0y y\u00eau c\u1ea7u m\u00f4-men xo\u1eafn ho\u1ea1t \u0111\u1ed9ng cao h\u01a1n. Do \u0111\u00f3, m\u1ed9t <strong>van b\u01b0\u1edbm c\u00f3 b\u1ed9 truy\u1ec1n \u0111\u1ed9ng<\/strong> l\u00e0 ti\u00eau chu\u1ea9n cho c\u00e1c l\u1eafp \u0111\u1eb7t c\u00f3 m\u1eb7t b\u00edch kim lo\u1ea1i.\u00a0<\/p>\n\n\n\n<style>\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: Arial, sans-serif;\n    text-decoration: none;\n    color: inherit;\n    font-family: 'Poppins';\n    transition: transform 0.2s ease-in-out;\n  }\n\n  .hero-card:hover {\n    transform: translateY(-2px);\n  }\n\n  .hero-image {\n    width: 220px;\n    height: auto;\n    border-radius: 12px;\n    object-fit: cover;\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';\n  }\n\n  .hero-description {\n    font-size: 1rem;\n    color: #555;\n    margin-bottom: 18px;\n    line-height: 1.5;\n  }\n\n  .hero-link {\n    display: inline-block;\n    padding: 10px 20px;\n    background-color: #D70C19;\n    color: #fff;\n    text-decoration: none;\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: #b30a15;\n  }\n\n  @media (max-width: 640px) {\n    .hero-card {\n      flex-direction: column;\n      text-align: center;\n    }\n\n    .hero-content {\n      padding-left: 0;\n      padding-top: 20px;\n    }\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\/products\/centerline-wafer-type-butterfly-valve\/\" target=\"_blank\" rel=\"noopener\">\n  <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/xintaivalves.com\/wp-content\/uploads\/2022\/02\/%E6%9C%AA%E6%A0%87%E9%A2%98-2-1.jpg\" alt=\"TRUNG T\u00c2M LO\u1ea0I WAFER VAN B\u01af\u1edaM M\u1ec0M\">\n  <div class=\"hero-content\">\n    <div class=\"hero-title\">TRUNG T\u00c2M LO\u1ea0I WAFER VAN B\u01af\u1edaM M\u1ec0M<\/div>\n    <div class=\"hero-description\">\n      Van b\u01b0\u1edbm l\u00e0 thi\u1ebft b\u1ecb c\u00f3 c\u1ea5u h\u00ecnh th\u1ea5p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c quy tr\u00ecnh c\u00f4ng nghi\u1ec7p. Ch\u00fang t\u01b0\u01a1ng \u0111\u1ed1i m\u1ecfng, c\u00f3 ngh\u0129a l\u00e0 ch\u00fang c\u00f3 th\u1ec3 chi\u1ebfm \u00edt kh\u00f4ng gian h\u01a1n trong \u0111\u01b0\u1eddng \u1ed1ng so v\u1edbi c\u00e1c lo\u1ea1i van kh\u00e1c.\n    <\/div>\n    <span class=\"hero-link\">Kh\u00e1m ph\u00e1 S\u1ea3n ph\u1ea9m &amp; Gi\u1ea3i ph\u00e1p<\/span>\n  <\/div>\n<\/a>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Industry_Applications_Metal_Seated_and_Soft_Seated_Valves\"><\/span>\u1ee8ng d\u1ee5ng c\u00f4ng nghi\u1ec7p: Van \u0111\u1ec7m kim lo\u1ea1i v\u00e0 van \u0111\u1ec7m m\u1ec1m<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea3ng n\u00e0y t\u00f3m t\u1eaft c\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn n\u01a1i van c\u00f3 m\u1eb7t b\u00edch kim lo\u1ea1i v\u00e0 van c\u00f3 m\u1eb7t b\u00edch m\u1ec1m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Danh m\u1ee5c ng\u00e0nh<\/strong><\/td><td><strong>Van m\u1eb7t b\u00edch m\u1ec1m<\/strong><\/td><td><strong>Van m\u1eb7t b\u00edch kim lo\u1ea1i<\/strong><\/td><\/tr><tr><td>X\u1eed l\u00fd n\u01b0\u1edbc&nbsp;<\/td><td>X\u1eed l\u00fd n\u01b0\u1edbc v\u00e0 n\u01b0\u1edbc th\u1ea3i \u0111\u00f4 th\u1ecb<\/td><td>N\u00f3i chung kh\u00f4ng c\u1ea7n thi\u1ebft; tr\u1eeb khi \u00e1p su\u1ea5t\/nhi\u1ec7t \u0111\u1ed9 cao.<\/td><\/tr><tr><td>N\u0103ng l\u01b0\u1ee3ng &amp; Nhi\u00ean li\u1ec7u<\/td><td>Kh\u00f4ng khuy\u1ebfn kh\u00edch cho nhi\u00ean li\u1ec7u nhi\u1ec7t \u0111\u1ed9 cao.<\/td><td>Nh\u00e0 m\u00e1y l\u1ecdc d\u1ea7u, \u0111\u01b0\u1eddng \u1ed1ng d\u1ea7u th\u00f4 v\u00e0 \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn kh\u00ed.<\/td><\/tr><tr><td>S\u1ea3n xu\u1ea5t \u0111i\u1ec7n<\/td><td>Gi\u1edbi h\u1ea1n \u1edf n\u01b0\u1edbc ti\u1ec7n \u00edch nhi\u1ec7t \u0111\u1ed9 th\u1ea5p.<\/td><td>\u0110\u01b0\u1eddng \u1ed1ng h\u01a1i qu\u00e1 nhi\u1ec7t, n\u01b0\u1edbc c\u1ea5p l\u00f2 h\u01a1i v\u00e0 h\u1ec7 th\u1ed1ng kh\u00ed th\u1ea3i.<\/td><\/tr><tr><td>H\u00f3a ch\u1ea5t &amp; D\u01b0\u1ee3c ph\u1ea9m<\/td><td>Th\u1ef1c ph\u1ea9m, \u0111\u1ed3 u\u1ed1ng, d\u01b0\u1ee3c ph\u1ea9m (tu\u00e2n th\u1ee7 FDA) v\u00e0 x\u1eed l\u00fd h\u00f3a ch\u1ea5t nh\u1eb9.<\/td><td>Nh\u00e0 m\u00e1y l\u1ecdc h\u00f3a d\u1ea7u, ph\u01b0\u01a1ng ti\u1ec7n \u0103n m\u00f2n \u00e1p su\u1ea5t cao v\u00e0 thi\u1ebft k\u1ebf ch\u1ed1ng ch\u00e1y.<\/td><\/tr><tr><td>C\u00f4ng nghi\u1ec7p n\u1eb7ng<\/td><td>Kh\u00f4ng th\u00edch h\u1ee3p cho m\u00f4i tr\u01b0\u1eddng m\u00e0i m\u00f2n.<\/td><td>Khai th\u00e1c m\u1ecf, luy\u1ec7n kim, v\u1eadn chuy\u1ec3n b\u00f9n, x\u1eed l\u00fd tro, v\u00e0 ch\u1ebf bi\u1ebfn qu\u1eb7ng.<\/td><\/tr><tr><td>\u1ee8ng d\u1ee5ng chuy\u00ean bi\u1ec7t<\/td><td>Th\u1ea5t b\u1ea1i trong \u0111i\u1ec1u ki\u1ec7n c\u1ef1c l\u1ea1nh.<\/td><td>\u1ee8ng d\u1ee5ng van b\u01b0\u1edbm cho nhi\u1ec7t \u0111\u1ed9 c\u1ef1c th\u1ea5p (v\u00ed d\u1ee5: d\u1ecbch v\u1ee5 LNG \u1edf -196\u00b0C).<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Ph\u1ea7n k\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Khi ch\u1ecdn van ph\u00f9 h\u1ee3p, \u0111i\u1ec1u n\u00e0y ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh c\u1ee5 th\u1ec3. Thi\u1ebft k\u1ebf c\u00f3 \u0111\u1ec7m m\u1ec1m mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ed1ng r\u00f2 r\u1ec9 tuy\u1ec7t \u0111\u1ed1i v\u00e0 chi ph\u00ed th\u1ea5p h\u01a1n cho c\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 nhi\u1ec7t \u0111\u1ed9 v\u1eeba ph\u1ea3i v\u00e0 s\u1ea1ch. Thi\u1ebft k\u1ebf c\u00f3 \u0111\u1ec7m kim lo\u1ea1i mang l\u1ea1i \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu cho m\u00f4i tr\u01b0\u1eddng m\u00e0i m\u00f2n, nhi\u1ec7t \u0111\u1ed9 cao ho\u1eb7c nhi\u1ec7t \u0111\u1ed9 c\u1ef1c th\u1ea5p.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K\u1ef9 thu\u1eadt ch\u00ednh x\u00e1c \u0111\u00f2i h\u1ecfi s\u1ef1 h\u1ee3p t\u00e1c v\u1edbi c\u00e1c <strong>nh\u00e0 s\u1ea3n xu\u1ea5t van b\u01b0\u1edbm c\u00f3 \u0111\u1ec7m kim lo\u1ea1i c\u00f3 kinh nghi\u1ec7m. <\/strong>\u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn c\u00e1c v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn v\u00e0 l\u1edbp ph\u1ee7 c\u00f3 th\u1ec3 truy xu\u1ea5t ngu\u1ed3n g\u1ed1c. <strong>gi\u00e1 van b\u01b0\u1edbm c\u00f3 \u0111\u1ec7m kim lo\u1ea1i<\/strong> c\u00f3 th\u1ec3 thay \u0111\u1ed5i t\u00f9y thu\u1ed9c v\u00e0o v\u1eadt li\u1ec7u v\u00e0 \u0111\u1ed9 ph\u1ee9c t\u1ea1p, nh\u01b0ng tu\u1ed5i th\u1ecd d\u1ecbch v\u1ee5 l\u00e2u d\u00e0i bi\u1ec7n minh cho kho\u1ea3n \u0111\u1ea7u t\u01b0.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Xintai Valves, nh\u00e0 s\u1ea3n xu\u1ea5t nhi\u1ec1u lo\u1ea1i van c\u00f4ng nghi\u1ec7p, cung c\u1ea5p nhi\u1ec1u lo\u1ea1i <strong>k\u00edch th\u01b0\u1edbc van b\u01b0\u1edbm c\u00f3 \u0111\u1ec7m kim lo\u1ea1i<\/strong> cho d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n. Li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i \u0111\u1ec3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt chuy\u00ean nghi\u1ec7p.\u00a0<\/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 has-custom-width wp-block-button__width-50\"><a class=\"wp-block-button__link has-white-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=\"background-color:#b30a15\" target=\"_blank\" rel=\"noreferrer noopener\">Nh\u1eadn B\u00e1o Gi\u00e1 Mi\u1ec5n Ph\u00ed<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>In industrial flow control, butterfly valves play an important role in water treatment plants and power grids.\u00a0 As an engineer or procurement specialist, deciding between a metal-seated butterfly valve and a soft-seated butterfly valve is crucial. Choosing the wrong sealing material can lead to premature leaks, costly unplanned shutdowns, and serious safety risks.\u00a0 This article [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":15198,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-15195","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\/15195","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\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/comments?post=15195"}],"version-history":[{"count":4,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/posts\/15195\/revisions"}],"predecessor-version":[{"id":15202,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/posts\/15195\/revisions\/15202"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/media\/15198"}],"wp:attachment":[{"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/media?parent=15195"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/categories?post=15195"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/tags?post=15195"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}