{"id":234,"date":"2026-03-12T02:09:23","date_gmt":"2026-03-12T02:09:23","guid":{"rendered":"https:\/\/jstvalve.com\/?p=234"},"modified":"2026-04-17T06:56:58","modified_gmt":"2026-04-17T06:56:58","slug":"van-xa-hai-chieu-trong-cac-ung-dung-cong-nghiep","status":"publish","type":"post","link":"https:\/\/jstvalve.com\/vi\/duplex-discharge-valves-industrial-applications\/","title":{"rendered":"T\u1ea1i sao van x\u1ea3 hai chi\u1ec1u l\u1ea1i l\u00e0 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p c\u00f3 m\u00f4i tr\u01b0\u1eddng \u0103n m\u00f2n"},"content":{"rendered":"<p>Van x\u1ea3 k\u00e9p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111\u00f2i h\u1ecfi kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n xu\u1ea5t s\u1eafc v\u00e0 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc v\u01b0\u1ee3t tr\u1ed9i. C\u00e1c van n\u00e0y \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb th\u00e9p kh\u00f4ng g\u1ec9 k\u00e9p c\u00f3 ch\u1ee9a molypden, gi\u00fap mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ed1ng n\u1ee9t do \u0103n m\u00f2n d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a clorua, ch\u1ed1ng m\u1ecfi do \u0103n m\u00f2n v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n v\u01b0\u1ee3t tr\u1ed9i.<\/p>\n<h2>Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u01b0\u1ee3t tr\u1ed9i<\/h2>\n<p>So v\u1edbi c\u00e1c van th\u00e9p kh\u00f4ng g\u1ec9 th\u00f4ng th\u01b0\u1eddng, v\u1eadt li\u1ec7u duplex mang l\u1ea1i kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 v\u01b0\u1ee3t tr\u1ed9i trong c\u00e1c m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t nh\u01b0 nh\u00e0 m\u00e1y ch\u1ebf bi\u1ebfn h\u00f3a ch\u1ea5t, h\u1ec7 th\u1ed1ng kh\u1eed m\u1eb7n n\u01b0\u1edbc bi\u1ec3n v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng h\u00e0ng h\u1ea3i. Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n r\u1ed7 v\u00e0 \u0103n m\u00f2n k\u1ebd h\u1edf c\u1ee7a ch\u00fang khi\u1ebfn ch\u00fang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho c\u00e1c \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh kh\u1eafc nghi\u1ec7t.<\/p>\n<h2>T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc tuy\u1ec7t v\u1eddi<\/h2>\n<p>Th\u00e9p kh\u00f4ng g\u1ec9 hai pha k\u1ebft h\u1ee3p \u0111\u1ed9 b\u1ec1n cao v\u1edbi \u0111\u1ed9 d\u1ebbo dai t\u1ed1t. Nh\u1edd kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t v\u01b0\u1ee3t tr\u1ed9i v\u00e0 h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf tuy\u1ebfn t\u00ednh th\u1ea5p, lo\u1ea1i th\u00e9p n\u00e0y r\u1ea5t ph\u00f9 h\u1ee3p cho c\u00e1c h\u1ec7 th\u1ed1ng x\u1ea3 c\u00f4ng nghi\u1ec7p, van \u0111\u00e1y b\u1ed3n ch\u1ee9a v\u00e0 thi\u1ebft b\u1ecb x\u1eed l\u00fd ch\u1ea5t l\u1ecfng \u0103n m\u00f2n.<\/p>\n<h2>Kh\u1ea3 n\u0103ng h\u00e0n tuy\u1ec7t v\u1eddi<\/h2>\n<p>C\u00e1c van x\u1ea3 c\u00f4ng nghi\u1ec7p n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng h\u00e0n r\u1ea5t t\u1ed1t v\u00e0 th\u01b0\u1eddng kh\u00f4ng c\u1ea7n gia nhi\u1ec7t tr\u01b0\u1edbc ho\u1eb7c x\u1eed l\u00fd nhi\u1ec7t sau khi h\u00e0n, gi\u00fap gi\u1ea3m chi ph\u00ed l\u1eafp \u0111\u1eb7t v\u00e0 b\u1ea3o tr\u00ec.<\/p>\n<h2>C\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/h2>\n<ul>\n<li>Nh\u00e0 m\u00e1y ch\u1ebf bi\u1ebfn h\u00f3a ch\u1ea5t<\/li>\n<li>Ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u00f3a d\u1ea7u<\/li>\n<li>H\u1ec7 th\u1ed1ng h\u00e0ng h\u1ea3i v\u00e0 ngo\u00e0i kh\u01a1i<\/li>\n<li>Kh\u1eed m\u1eb7n n\u01b0\u1edbc bi\u1ec3n<\/li>\n<li>S\u1ea3n xu\u1ea5t b\u1ed9t gi\u1ea5y v\u00e0 gi\u1ea5y<\/li>\n<\/ul>\n<p>\u0110\u1ec3 t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 c\u00e1c gi\u1ea3i ph\u00e1p van c\u00f4ng nghi\u1ec7p, h\u00e3y truy c\u1eadp <a href=\"\/vi\/industrial-valves\/\">trang van c\u00f4ng nghi\u1ec7p c\u1ee7a ch\u00fang t\u00f4i<\/a>. T\u00ecm hi\u1ec3u th\u00eam v\u1ec1 c\u00e1c ti\u00eau chu\u1ea9n v\u1eadt li\u1ec7u t\u1ea1i <a href=\"https:\/\/www.asme.org\" target=\"_blank\" rel=\"noopener\">ASME<\/a>.<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-696\" src=\"https:\/\/jstvalve.com\/wp-content\/uploads\/2026\/03\/DM_20250821174545_001-e1757053678710-300x164.jpg\" alt=\"\" width=\"300\" height=\"164\" srcset=\"https:\/\/jstvalve.com\/wp-content\/uploads\/2026\/03\/DM_20250821174545_001-e1757053678710-300x164.jpg 300w, https:\/\/jstvalve.com\/wp-content\/uploads\/2026\/03\/DM_20250821174545_001-e1757053678710.jpg 379w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>Van x\u1ea3 k\u00e9p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111\u00f2i h\u1ecfi kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u01b0\u1ee3t tr\u1ed9i v\u00e0 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc cao. C\u00e1c van n\u00e0y \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb th\u00e9p kh\u00f4ng g\u1ec9 k\u00e9p c\u00f3 ch\u1ee9a molypden, mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ed1ng n\u1ee9t do \u0103n m\u00f2n d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a clorua, m\u1ecfi do \u0103n m\u00f2n v\u00e0 m\u00e0i m\u00f2n c\u1ef1c k\u1ef3 hi\u1ec7u qu\u1ea3. Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u01b0\u1ee3t tr\u1ed9i So v\u1edbi c\u00e1c van th\u00e9p kh\u00f4ng g\u1ec9 th\u00f4ng th\u01b0\u1eddng, v\u1eadt li\u1ec7u k\u00e9p mang l\u1ea1i kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 tuy\u1ec7t v\u1eddi trong m\u00f4i tr\u01b0\u1eddng \u0103n m\u00f2n m\u1ea1nh\u2026<\/p>","protected":false},"author":1,"featured_media":1221,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"default","_kad_post_title":"default","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-234","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/jstvalve.com\/vi\/wp-json\/wp\/v2\/posts\/234","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jstvalve.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jstvalve.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jstvalve.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jstvalve.com\/vi\/wp-json\/wp\/v2\/comments?post=234"}],"version-history":[{"count":4,"href":"https:\/\/jstvalve.com\/vi\/wp-json\/wp\/v2\/posts\/234\/revisions"}],"predecessor-version":[{"id":1113,"href":"https:\/\/jstvalve.com\/vi\/wp-json\/wp\/v2\/posts\/234\/revisions\/1113"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jstvalve.com\/vi\/wp-json\/wp\/v2\/media\/1221"}],"wp:attachment":[{"href":"https:\/\/jstvalve.com\/vi\/wp-json\/wp\/v2\/media?parent=234"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jstvalve.com\/vi\/wp-json\/wp\/v2\/categories?post=234"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jstvalve.com\/vi\/wp-json\/wp\/v2\/tags?post=234"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}