{"id":1092,"date":"2026-06-01T08:00:35","date_gmt":"2026-06-01T00:00:35","guid":{"rendered":"https:\/\/xintaivalves.com\/?post_type=products&p=1092"},"modified":"2026-06-10T10:51:42","modified_gmt":"2026-06-10T02:51:42","slug":"double-eccentric-butterfly-valves","status":"publish","type":"products","link":"https:\/\/www.xintaivalves.com\/vi\/products\/double-eccentric-butterfly-valves\/","title":{"rendered":"VAN B\u01af\u1edaM L\u1eacP T\u1ee8C \u0110\u00d4I"},"content":{"rendered":"
K\u00edch c\u1ee1<\/td>\u00c1p l\u1ef1c<\/td>Lo\u1ea1i k\u1ebft n\u1ed1i<\/td>V\u1eadt li\u1ec7u<\/td>Ti\u00eau chu\u1ea9n<\/td><\/tr>
3\u2033~72\u2033 DN80~DN1800<\/td>CL150 PN6\uff5ePN25<\/td>FLG<\/td>ASME B16.34<\/td>API-609<\/td><\/tr>
3\u2033~72\u2033 DN80~DN1800<\/td>CL300 PN40<\/td>\u0111en tr\u1eafng<\/td>C95800<\/td>GB\/T 12238-89<\/td><\/tr>
3\u2033~36\u2033 DN80~DN900<\/td>CL400\uff5eCL600 PN63\uff5ePN100<\/td>\u2013<\/td>C63200<\/td>JB\/T8527<\/td><\/tr>
3\u2033~24\u2033 DN80~DN600<\/td>CL900~CL1500 PN160~PN250<\/td>\u2013<\/td>h\u1ee3p kim titan v\u00e0 c\u00e1c v\u1eadt li\u1ec7u \u0111\u1eb7c bi\u1ec7t kh\u00e1c<\/td>EN 593<\/td><\/tr>
3\u2033~16\u2033 DN80~DN400<\/td>CL2500 PN320 PN400<\/td>\u2013<\/td>\u2013<\/td>\u2013<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Van b\u01b0\u1edbm ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/strong><\/h1>\n\n\n\n

N\u1ebfu b\u1ea1n t\u00f2 m\u00f2 v\u1ec1 c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a van b\u01b0\u1edbm, b\u1ea1n \u0111\u00e3 \u0111\u1ebfn \u0111\u00fang n\u01a1i. van b\u01b0\u1edbm<\/a><\/em><\/strong> l\u00e0 van m\u1ed9t ph\u1ea7n t\u01b0 l\u00e0 l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn cho c\u00e1c d\u1ecbch v\u1ee5 b\u1eadt t\u1eaft.\u00a0<\/p>\n\n\n\n

Ch\u00fang nh\u1eb9, c\u00f3 d\u1ea5u ch\u00e2n c\u00e0i \u0111\u1eb7t nh\u1ecf v\u00e0 t\u01b0\u01a1ng \u0111\u1ed1i r\u1ebb. Ngo\u00e0i s\u1ef1 \u0111\u01a1n gi\u1ea3n c\u1ee7a ch\u00fang, van b\u01b0\u1edbm r\u1ea5t d\u1ec5 v\u1eadn h\u00e0nh v\u00e0 c\u00f3 nhi\u1ec1u k\u00edch c\u1ee1 kh\u00e1c nhau. C\u00e1c van n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c v\u1eadn h\u00e0nh th\u1ee7 c\u00f4ng ho\u1eb7c t\u1ef1 \u0111\u1ed9ng, t\u00f9y thu\u1ed9c v\u00e0o m\u1ee9c \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng h\u00f3a mong mu\u1ed1n.<\/p>\n\n\n\n

N\u1ebfu b\u1ea1n mu\u1ed1n bi\u1ebft th\u00eam v\u1ec1 van b\u01a1 v\u00e0 c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3, h\u00e3y ti\u1ebfp t\u1ee5c \u0111\u1ecdc b\u00e0i vi\u1ebft n\u00e0y. <\/p>\n\n\n\n

Van b\u01b0\u1edbm l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n

Van b\u01b0\u1edbm \u0111i\u1ec1u ch\u1ec9nh d\u00f2ng ch\u1ea3y b\u1eb1ng c\u00e1ch quay m\u1ed9t ph\u1ea7n t\u01b0 \u0111\u0129a. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn ch\u1ea5t l\u1ecfng kh\u00f4ng \u0103n m\u00f2n. C\u00e1c van n\u00e0y c\u0169ng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong c\u00e1c h\u1ec7 th\u1ed1ng k\u1ef9 thu\u1eadt cho m\u00e1y ph\u00e1t \u0111i\u1ec7n, kh\u00ed t\u1ef1 nhi\u00ean, kh\u00ed d\u1ea7u m\u1ecf h\u00f3a l\u1ecfng, kh\u00ed \u0111\u00f4 th\u1ecb v\u00e0 kh\u00f4ng kh\u00ed n\u00f3ng v\u00e0 l\u1ea1nh. B\u1edfi v\u00ec ch\u00fang r\u1ea5t nh\u1ecf v\u00e0 nh\u1eb9 n\u00ean ch\u00fang r\u1ea5t ph\u1ed5 bi\u1ebfn trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p.<\/p>\n\n\n\n

C\u00e1c th\u00e0nh ph\u1ea7n c\u01a1 b\u1ea3n c\u1ee7a van b\u01b0\u1edbm l\u00e0 \u0111\u0129a, thanh van v\u00e0 v\u00f2ng \u0111\u1ec7m. Th\u00e2n van b\u01b0\u1edbm c\u00f3 d\u1ea1ng h\u00ecnh tr\u1ee5, chi\u1ec1u d\u00e0i tr\u1ee5c ng\u1eafn. T\u1ea5m b\u01b0\u1edbm \u0111\u01b0\u1ee3c g\u1eafn v\u00e0o c\u01a1 th\u1ec3, \u0111\u01b0\u1ee3c g\u1eafn v\u00e0o m\u1ed9t b\u1ed9 truy\u1ec1n \u0111\u1ed9ng. Khi b\u1ea1n di chuy\u1ec3n b\u1ed9 truy\u1ec1n \u0111\u1ed9ng, th\u00e2n s\u1ebd di chuy\u1ec3n, do \u0111\u00f3 l\u00e0m quay \u0111\u0129a b\u00ean trong. \u0110\u00e2y l\u00e0 c\u00e1ch d\u00f2ng ch\u1ea3y \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh. <\/p>\n\n\n\n

Van b\u01b0\u1edbm \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh l\u01b0u l\u01b0\u1ee3ng ch\u1ea5t l\u1ecfng trong \u0111\u01b0\u1eddng \u1ed1ng. N\u00f3 c\u00f3 m\u1ed9t \u0111\u0129a v\u00e0 gh\u1ebf xoay. \u0110\u0129a c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1ecbnh v\u1ecb vu\u00f4ng g\u00f3c v\u1edbi di\u1ec7n t\u00edch m\u1eb7t c\u1eaft d\u00f2ng ch\u1ea3y, gi\u00fap ch\u1eb7n ho\u00e0n to\u00e0n d\u00f2ng ch\u1ea3y ra kh\u1ecfi van. Khi \u0111\u0129a quay 90 \u0111\u1ed9, van m\u1edf ho\u00e0n to\u00e0n v\u00e0 cho ph\u00e9p ch\u1ea5t l\u1ecfng ch\u1ea3y qua kho\u1ea3ng tr\u1ed1ng gi\u1eefa \u0111\u0129a v\u00e0 \u0111\u1ebf. N\u1ebfu \u0111\u0129a quay \u00edt h\u01a1n \u0111\u1ed9 n\u00e0y, d\u00f2ng ch\u1ea3y s\u1ebd ch\u1eadm l\u1ea1i.<\/p>\n\n\n\n

Van b\u01b0\u1edbm ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/strong><\/h3>\n\n\n\n

N\u1ebfu b\u1ea1n t\u00f2 m\u00f2 mu\u1ed1n t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a van b\u01b0\u1edbm, b\u1ea1n \u0111\u00e3 \u0111\u1ebfn \u0111\u00fang n\u01a1i. Van b\u01b0\u1edbm l\u00e0 m\u1ed9t lo\u1ea1i van c\u00f4ng nghi\u1ec7p ki\u1ec3m so\u00e1t d\u00f2ng ch\u1ea3y c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c nhau. Th\u00f4ng th\u01b0\u1eddng, ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u1edbi ch\u1ea5t l\u1ecfng, kh\u00ed v\u00e0 th\u1eadm ch\u00ed c\u1ea3 m\u1ed9t s\u1ed1 v\u1eadt li\u1ec7u kh\u00f4. Lo\u1ea1i van n\u00e0y c\u00f3 c\u01a1 ch\u1ebf \u0111\u00f3ng m\u1edf \u0111\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng.<\/p>\n\n\n\n

Van b\u01b0\u1edbm thu\u1ed9c h\u1ecd van m\u1ed9t ph\u1ea7n t\u01b0. C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng gi\u1ed1ng nh\u01b0 van bi. S\u1ef1 kh\u00e1c bi\u1ec7t duy nh\u1ea5t l\u00e0 thay v\u00ec m\u1ed9t qu\u1ea3 b\u00f3ng r\u1ed7ng, n\u00f3 \u0111i k\u00e8m v\u1edbi m\u1ed9t \u0111\u0129a quay \u0111\u01b0\u1ee3c g\u1eafn v\u00e0o th\u00e2n c\u00e2y. \u0110\u0129a quay nh\u01b0 m\u1ed9t con b\u01b0\u1edbm khi b\u1ea1n xoay tay c\u1ea7m c\u1ee7a van. N\u00f3 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u1ed9t thanh v\u00e0 thanh n\u00e0y \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi b\u1ed9 truy\u1ec1n \u0111\u1ed9ng. <\/p>\n\n\n\n

Khi b\u1ea1n di chuy\u1ec3n b\u1ed9 truy\u1ec1n \u0111\u1ed9ng \u0111\u1ebfn 90 \u0111\u1ed9, thanh s\u1ebd di chuy\u1ec3n, do \u0111\u00f3 l\u00e0m quay \u0111\u0129a. N\u1ebfu \u0111\u0129a vu\u00f4ng g\u00f3c v\u1edbi h\u01b0\u1edbng d\u00f2ng ch\u1ea3y th\u00ec van \u0111\u00f3ng. Khi b\u1ea1n xoay tay c\u1ea7m m\u1ed9t l\u1ea7n n\u1eefa \u1edf g\u00f3c 90 \u0111\u1ed9, \u0111\u0129a s\u1ebd di chuy\u1ec3n v\u00e0 m\u1edf d\u00f2ng ch\u1ea3y, c\u00e1c van n\u00e0y ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c ch\u1ee9c n\u0103ng b\u1eadt v\u00e0 t\u1eaft. <\/p>\n\n\n\n

Ch\u1ed7 ng\u1ed3i c\u1ee7a van b\u01b0\u1edbm l\u00e0 th\u1ee9 l\u00e0m cho van b\u1ecbt k\u00edn khi \u0111\u00f3ng. Ch\u1ed7 ng\u1ed3i c\u1ee7a n\u00f3 ph\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t cao. T\u00f9y thu\u1ed9c v\u00e0o v\u1eadt li\u1ec7u, van b\u01b0\u1edbm c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng kim lo\u1ea1i ho\u1eb7c gh\u1ebf m\u1ec1m. V\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho gh\u1ebf x\u00e1c \u0111\u1ecbnh nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t c\u1ee7a van. Gh\u1ebf m\u1ec1m \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng nh\u1ef1a ho\u1eb7c v\u1eadt li\u1ec7u \u0111\u00e0n h\u1ed3i v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p h\u01a1n. M\u1ed9t chi\u1ebfc gh\u1ebf m\u1ec1m c\u0169ng c\u00f3 th\u1ec3 bi\u1ebfn d\u1ea1ng d\u01b0\u1edbi nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n\n\n\n

\"\"<\/figure>","protected":false},"excerpt":{"rendered":"

Size Pressure Connect Type Material Standard 3″~72″ DN80~DN1800 CL150 PN6\uff5ePN25 FLG ASME B16.34 API-609 3″~72″ DN80~DN1800 CL300 PN40 BW C95800 GB\/T 12238-89 3″~36″ DN80~DN900 CL400\uff5eCL600 PN63\uff5ePN100 – C63200 JB\/T8527 3″~24″ DN80~DN600 CL900~CL1500 PN160~PN250 – titanium alloy and other special materials EN 593 3″~16″ DN80~DN400 CL2500 PN320 PN400 – – – How Does a Butterfly Valve […]<\/p>\n","protected":false},"featured_media":1124,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product":[117,121],"class_list":["post-1092","products","type-products","status-publish","has-post-thumbnail","hentry","product-butterfly-valve","product-double-eccentric-butterfly-valves"],"_links":{"self":[{"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/products\/1092","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/products"}],"about":[{"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/types\/products"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/comments?post=1092"}],"version-history":[{"count":1,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/products\/1092\/revisions"}],"predecessor-version":[{"id":15486,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/products\/1092\/revisions\/15486"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/media\/1124"}],"wp:attachment":[{"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/media?parent=1092"}],"wp:term":[{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/vi\/wp-json\/wp\/v2\/product?post=1092"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}