{"id":786,"date":"2025-10-17T06:43:42","date_gmt":"2025-10-17T06:43:42","guid":{"rendered":"https:\/\/www.ykyvalve.com\/?p=786"},"modified":"2025-11-06T07:22:54","modified_gmt":"2025-11-06T07:22:54","slug":"what-is-industrial-check-valve-used-for","status":"publish","type":"post","link":"https:\/\/www.ykyvalve.com\/vi\/blog\/check-valves\/what-is-industrial-check-valve-used-for\/","title":{"rendered":"Van m\u1ed9t chi\u1ec1u c\u00f4ng nghi\u1ec7p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m g\u00ec?"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Van m\u1ed9t chi\u1ec1u c\u00f4ng nghi\u1ec7p ng\u0103n ch\u1eb7n d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c trong h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng b\u1eb1ng c\u00e1ch ch\u1ec9 cho ph\u00e9p ch\u1ea5t l\u1ecfng ch\u1ea3y theo m\u1ed9t h\u01b0\u1edbng. C\u00e1c van n\u00e0y b\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb kh\u1ecfi d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c c\u00f3 th\u1ec3 g\u00e2y \u00f4 nhi\u1ec5m, t\u0103ng \u00e1p \u0111\u1ed9t bi\u1ebfn ho\u1eb7c h\u01b0 h\u1ecfng h\u1ec7 th\u1ed1ng. Van m\u1ed9t chi\u1ec1u c\u00f4ng nghi\u1ec7p r\u1ea5t c\u1ea7n thi\u1ebft trong c\u00e1c c\u01a1 s\u1edf d\u1ea7u kh\u00ed, x\u1eed l\u00fd n\u01b0\u1edbc, ch\u1ebf bi\u1ebfn h\u00f3a ch\u1ea5t v\u00e0 ph\u00e1t \u0111i\u1ec7n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>M\u1ee5c \u0111\u00edch c\u1ee7a van m\u1ed9t chi\u1ec1u l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ee5c \u0111\u00edch c\u1ee7a ho\u1ea1t \u0111\u1ed9ng van m\u1ed9t chi\u1ec1u l\u00e0 duy tr\u00ec h\u01b0\u1edbng d\u00f2ng ch\u1ea3y th\u00edch h\u1ee3p \u0111\u1ed3ng th\u1eddi ng\u0103n ch\u1eb7n d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c. Khi \u00e1p su\u1ea5t thu\u1eadn v\u01b0\u1ee3t qu\u00e1 \u00e1p su\u1ea5t n\u1ee9t, van s\u1ebd t\u1ef1 \u0111\u1ed9ng m\u1edf. Khi d\u00f2ng ch\u1ea3y d\u1eebng l\u1ea1i ho\u1eb7c \u0111\u1ea3o ng\u01b0\u1ee3c, van s\u1ebd \u0111\u00f3ng l\u1ea1i \u0111\u1ec3 ch\u1eb7n d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Van ki\u1ec3m tra <a href=\"https:\/\/www.ykyvalve.com\/vi\/applications\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p<\/a> B\u1ea3o v\u1ec7 b\u01a1m kh\u1ecfi h\u01b0 h\u1ecfng do quay ng\u01b0\u1ee3c. Ch\u00fang ng\u0103n ch\u1ea5t l\u1ecfng b\u1ecb \u00f4 nhi\u1ec5m ch\u1ea3y ng\u01b0\u1ee3c v\u00e0o \u0111\u01b0\u1eddng \u1ed1ng c\u1ea5p n\u01b0\u1edbc s\u1ea1ch. Trong c\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 nhi\u1ec1u b\u01a1m, c\u00e1c van n\u00e0y ng\u0103n b\u01a1m kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng khi c\u00e1c b\u01a1m kh\u00e1c ng\u1eebng ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eadn h\u00e0nh t\u1ef1 \u0111\u1ed9ng gi\u00fap van m\u1ed9t chi\u1ec1u c\u00f4ng nghi\u1ec7p ti\u1ebft ki\u1ec7m chi ph\u00ed. Ch\u00fang kh\u00f4ng c\u1ea7n ngu\u1ed3n \u0111i\u1ec7n b\u00ean ngo\u00e0i ho\u1eb7c h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng.<\/p>\n\n\n\n<iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/r0mpimH5hc4?si=JblwbL3TGO9gGpnE\" title=\"Tr\u00ecnh ph\u00e1t video YouTube\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Van c\u00f4ng nghi\u1ec7p \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Van c\u00f4ng nghi\u1ec7p bao g\u1ed3m m\u1ed9t s\u1ed1 lo\u1ea1i ch\u00ednh d\u1ef1a tr\u00ean ch\u1ee9c n\u0103ng ki\u1ec3m so\u00e1t l\u01b0u l\u01b0\u1ee3ng c\u1ee7a ch\u00fang. Van c\u1eeda c\u00f3 ch\u1ee9c n\u0103ng \u0111\u00f3ng m\u1edf ho\u00e0n to\u00e0n trong \u0111\u01b0\u1eddng \u1ed1ng. <a href=\"https:\/\/www.ykyvalve.com\/vi\/blog\/ball-valves\/threaded-ball-valves-complete-guide\/\" target=\"_blank\" rel=\"noreferrer noopener\">Van bi<\/a> cung c\u1ea5p kh\u1ea3 n\u0103ng v\u1eadn h\u00e0nh nhanh ch\u00f3ng ch\u1ec9 v\u1edbi m\u1ed9t ph\u1ea7n t\u01b0 v\u00f2ng quay. Van c\u1ea7u cho ph\u00e9p ki\u1ec3m so\u00e1t van ti\u1ebft l\u01b0u ch\u00ednh x\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Van m\u1ed9t chi\u1ec1u t\u1ea1o th\u00e0nh m\u1ed9t danh m\u1ee5c ri\u00eang bi\u1ec7t v\u00ec ch\u00fang ng\u0103n ch\u1eb7n d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c thay v\u00ec ki\u1ec3m so\u00e1t d\u00f2ng ch\u1ea3y th\u1ee7 c\u00f4ng. C\u00e1c t\u00ean g\u1ecdi ph\u1ed5 bi\u1ebfn kh\u00e1c bao g\u1ed3m van m\u1ed9t chi\u1ec1u, van m\u1ed9t chi\u1ec1u, van gi\u1eef v\u00e0 van ch\u1ed1ng d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c. Thu\u1eadt ng\u1eef &quot;van m\u1ed9t chi\u1ec1u&quot; xu\u1ea5t ph\u00e1t t\u1eeb kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t ho\u1eb7c ng\u0103n ch\u1eb7n d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c c\u1ee7a ch\u00fang.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng thu\u1eadt ng\u1eef c\u1ee5 th\u1ec3 d\u1ef1a tr\u00ean c\u00e1c ti\u00eau chu\u1ea9n \u00e1p d\u1ee5ng nh\u01b0 API, AWWA ho\u1eb7c ASME. Vi\u1ec7c hi\u1ec3u r\u00f5 c\u00e1c quy \u01b0\u1edbc \u0111\u1eb7t t\u00ean n\u00e0y s\u1ebd gi\u00fap \u00edch khi l\u1ef1a ch\u1ecdn van cho c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Ba lo\u1ea1i van m\u1ed9t chi\u1ec1u kh\u00e1c nhau l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ba lo\u1ea1i van m\u1ed9t chi\u1ec1u ch\u00ednh, m\u1ed7i lo\u1ea1i ph\u1ee5c v\u1ee5 nh\u1eefng nhu c\u1ea7u v\u1eadn h\u00e0nh kh\u00e1c nhau. Hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t c\u1ee7a ch\u00fang s\u1ebd gi\u00fap b\u1ea1n ch\u1ecdn \u0111\u00fang lo\u1ea1i van cho \u1ee9ng d\u1ee5ng c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Ki\u1ec3u<\/strong><\/td><td><strong>Thi\u1ebft k\u1ebf<\/strong><\/td><td><strong>Ph\u1ea1m vi k\u00edch th\u01b0\u1edbc<\/strong><\/td><td><strong>X\u1ebfp h\u1ea1ng \u00e1p su\u1ea5t<\/strong><\/td><td><strong>\u1ee8ng d\u1ee5ng t\u1ed1t nh\u1ea5t<\/strong><\/td><td><strong>C\u00e0i \u0111\u1eb7t<\/strong><\/td><\/tr><tr><td>Ki\u1ec3m tra c\u00fa \u0111\u00e1nh<\/td><td>\u0110\u0129a b\u1ea3n l\u1ec1<\/td><td>2\u2033 \u0111\u1ebfn 48\u2033<\/td><td>L\u00ean \u0111\u1ebfn 2500 psi<\/td><td>L\u01b0u l\u01b0\u1ee3ng cao, l\u01b0u l\u01b0\u1ee3ng \u1ed5n \u0111\u1ecbnh<\/td><td>\u0110\u01b0\u1eddng \u1ed1ng ngang<\/td><\/tr><tr><td>Ki\u1ec3m tra thang m\u00e1y<\/td><td>\u0110\u0129a\/piston th\u1eb3ng \u0111\u1ee9ng<\/td><td>1\/4\u2033 \u0111\u1ebfn 4\u2033<\/td><td>L\u00ean \u0111\u1ebfn 10.000 psi<\/td><td>\u00c1p su\u1ea5t cao<\/td><td>Ngang ho\u1eb7c d\u1ecdc<\/td><\/tr><tr><td>Ki\u1ec3m tra b\u00f3ng<\/td><td>Qu\u1ea3 c\u1ea7u h\u00ecnh c\u1ea7u<\/td><td>1\/4\u2033 \u0111\u1ebfn 12\u2033<\/td><td>L\u00ean \u0111\u1ebfn 1500 psi<\/td><td>D\u00f2ng ch\u1ea3y thay \u0111\u1ed5i th\u01b0\u1eddng xuy\u00ean<\/td><td>B\u1ea5t k\u1ef3 \u0111\u1ecbnh h\u01b0\u1edbng n\u00e0o<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Van ki\u1ec3m tra xoay:<\/strong> Thi\u1ebft k\u1ebf van m\u1ed9t chi\u1ec1u xoay c\u00f4ng nghi\u1ec7p s\u1eed d\u1ee5ng \u0111\u0129a b\u1ea3n l\u1ec1 m\u1edf theo d\u00f2ng ch\u1ea3y thu\u1eadn. \u0110\u0129a \u0111\u00f3ng l\u1ea1i theo d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c ho\u1eb7c theo tr\u1ecdng l\u1ef1c khi d\u00f2ng ch\u1ea3y d\u1eebng l\u1ea1i. C\u00e1c van n\u00e0y x\u1eed l\u00fd l\u01b0u l\u01b0\u1ee3ng d\u00f2ng ch\u1ea3y cao v\u1edbi \u0111\u1ed9 s\u1ee5t \u00e1p t\u1ed1i thi\u1ec3u trong \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn d\u1ea7u, kh\u00ed \u0111\u1ed1t v\u00e0 h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i n\u01b0\u1edbc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Van ki\u1ec3m tra n\u00e2ng:<\/strong> \u0110\u0129a ho\u1eb7c piston n\u00e2ng l\u00ean theo ph\u01b0\u01a1ng th\u1eb3ng \u0111\u1ee9ng \u0111\u1ec3 cho ph\u00e9p d\u00f2ng ch\u1ea3y v\u00e0 \u0111\u00f3ng l\u1ea1i khi d\u00f2ng ch\u1ea3y d\u1eebng l\u1ea1i. C\u00e1c van n\u00e0y ho\u1ea1t \u0111\u1ed9ng t\u1ed1t trong c\u00e1c \u1ee9ng d\u1ee5ng \u00e1p su\u1ea5t cao \u0111\u00f2i h\u1ecfi thi\u1ebft k\u1ebf nh\u1ecf g\u1ecdn. Ch\u00fang \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t trong c\u1ea3 \u0111\u01b0\u1eddng \u1ed1ng ngang v\u00e0 d\u1ecdc, n\u01a1i c\u00f3 kh\u00f4ng gian h\u1ea1n ch\u1ebf.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Van ki\u1ec3m tra bi:<\/strong> M\u1ed9t qu\u1ea3 b\u00f3ng di chuy\u1ec3n l\u00ean tr\u00ean \u0111\u1ec3 m\u1edf v\u00e0 n\u1eb1m xu\u1ed1ng \u0111\u1ec3 \u0111\u00f3ng \u0111\u01b0\u1eddng d\u1eabn d\u00f2ng ch\u1ea3y. C\u00e1c van n\u00e0y x\u1eed l\u00fd s\u1ef1 thay \u0111\u1ed5i l\u01b0u l\u01b0\u1ee3ng th\u01b0\u1eddng xuy\u00ean v\u00e0 ho\u1ea1t \u0111\u1ed9ng v\u1edbi nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau. Thi\u1ebft k\u1ebf \u0111\u01a1n gi\u1ea3n, \u00edt c\u1ea7n b\u1ea3o tr\u00ec v\u00e0 ch\u1ecbu \u0111\u01b0\u1ee3c d\u1ea3i nhi\u1ec7t \u0111\u1ed9 t\u1eeb -20\u00b0F \u0111\u1ebfn 400\u00b0F.<\/p>\n\n\n\n<div style=\"text-align: center; padding: 30px; margin: 40px auto; max-width: 650px; background-color: #fff9f5; border: 1px solid #ff5e14; border-radius: 10px;\">\n    <div style=\"color: #333; margin-bottom: 25px; font-size: 1.8em; font-weight: 700; line-height: 1.2;\">B\u1ea1n \u0111\u00e3 s\u1eb5n s\u00e0ng nh\u1eadn b\u00e1o gi\u00e1 van m\u1ed9t chi\u1ec1u c\u00f4ng nghi\u1ec7p ch\u01b0a?<\/div>\n    \n    <a href=\"https:\/\/www.ykyvalve.com\/vi\/contact-us\/\" \n       target=\"_blank\"  >\n        Y\u00eau c\u1ea7u b\u00e1o gi\u00e1\n    <\/a>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Ti\u00eau chu\u1ea9n c\u00f4ng nghi\u1ec7p cho van m\u1ed9t chi\u1ec1u l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c ti\u00eau chu\u1ea9n kh\u00e1c nhau chi ph\u1ed1i thi\u1ebft k\u1ebf, v\u1eadt li\u1ec7u, th\u1eed nghi\u1ec7m v\u00e0 y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u su\u1ea5t c\u1ee7a van m\u1ed9t chi\u1ec1u c\u00f4ng nghi\u1ec7p. Hi\u1ec3u r\u00f5 c\u00e1c ti\u00eau chu\u1ea9n n\u00e0y gi\u00fap b\u1ea1n \u0111\u1ea3m b\u1ea3o l\u1ef1a ch\u1ecdn van \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 quy \u0111\u1ecbnh v\u00e0 an to\u00e0n cho \u1ee9ng d\u1ee5ng c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ti\u00eau chu\u1ea9n API 594:<\/strong> Ti\u00eau chu\u1ea9n API 594 bao g\u1ed3m van m\u1ed9t chi\u1ec1u lo\u1ea1i wafer v\u00e0 lug, ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng d\u1ea7u m\u1ecf v\u00e0 kh\u00ed \u0111\u1ed1t t\u1ef1 nhi\u00ean. Ti\u00eau chu\u1ea9n n\u00e0y quy \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc, v\u1eadt li\u1ec7u, \u0111\u1ecbnh m\u1ee9c \u00e1p su\u1ea5t v\u00e0 c\u00e1c y\u00eau c\u1ea7u th\u1eed nghi\u1ec7m. <a href=\"https:\/\/www.ykyvalve.com\/vi\/product\/api-swing-check-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">Van ki\u1ec3m tra xoay API<\/a> \u0111\u00e1p \u1ee9ng c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt n\u00e0y \u0111\u1ec3 s\u1eed d\u1ee5ng trong ng\u00e0nh d\u1ea7u kh\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ti\u00eau chu\u1ea9n GB:<\/strong> Ti\u00eau chu\u1ea9n qu\u1ed1c gia Trung Qu\u1ed1c GB quy \u0111\u1ecbnh c\u00e1c y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi van m\u1ed9t chi\u1ec1u trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p trong n\u01b0\u1edbc. C\u00e1c ti\u00eau chu\u1ea9n n\u00e0y bao g\u1ed3m c\u00e1c ti\u00eau ch\u00ed v\u1ec1 thi\u1ebft k\u1ebf, v\u1eadt li\u1ec7u v\u00e0 hi\u1ec7u su\u1ea5t cho c\u00e1c lo\u1ea1i van kh\u00e1c nhau. <a href=\"https:\/\/www.ykyvalve.com\/vi\/product\/gb-swing-check-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">Van ki\u1ec3m tra xoay GB<\/a> tu\u00e2n theo th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a GB d\u00e0nh cho h\u1ec7 th\u1ed1ng c\u00f4ng nghi\u1ec7p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u00e1c ti\u00eau chu\u1ea9n \u00e1p d\u1ee5ng kh\u00e1c:<\/strong> Ti\u00eau chu\u1ea9n API 6D \u00e1p d\u1ee5ng cho van \u0111\u01b0\u1eddng \u1ed1ng cho c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n t\u1ea3i l\u1edbn h\u01a1n. Ti\u00eau chu\u1ea9n ASME B16.34 quy \u0111\u1ecbnh \u0111\u1ecbnh m\u1ee9c \u00e1p su\u1ea5t-nhi\u1ec7t \u0111\u1ed9 cho v\u1eadt li\u1ec7u van. Ti\u00eau chu\u1ea9n AWWA \u00e1p d\u1ee5ng cho c\u00e1c \u1ee9ng d\u1ee5ng c\u1ea5p n\u01b0\u1edbc v\u00e0 n\u01b0\u1edbc th\u1ea3i. Vi\u1ec7c l\u1ef1a ch\u1ecdn van \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n ph\u00f9 h\u1ee3p \u0111\u1ea3m b\u1ea3o t\u00ednh t\u01b0\u01a1ng th\u00edch v\u00e0 tu\u00e2n th\u1ee7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Van m\u1ed9t chi\u1ec1u c\u00f4ng nghi\u1ec7p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 th\u1ebf n\u00e0o trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Van m\u1ed9t chi\u1ec1u c\u00f4ng nghi\u1ec7p c\u00f3 ch\u1ee9c n\u0103ng quan tr\u1ecdng trong nhi\u1ec1u l\u0129nh v\u1ef1c. M\u1ed7i ng\u00e0nh c\u00f4ng nghi\u1ec7p c\u00f3 y\u00eau c\u1ea7u ri\u00eang v\u1ec1 \u00e1p su\u1ea5t, nhi\u1ec7t \u0111\u1ed9 v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi m\u00f4i tr\u01b0\u1eddng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u1ee8ng d\u1ee5ng d\u1ea7u kh\u00ed:<\/strong> Van m\u1ed9t chi\u1ec1u d\u00f9ng trong ng\u00e0nh d\u1ea7u kh\u00ed gi\u00fap ng\u0103n ng\u1eeba d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c trong \u0111\u01b0\u1eddng \u1ed1ng, \u0111\u1ea7u gi\u1ebfng v\u00e0 c\u00e1c c\u01a1 s\u1edf ch\u1ebf bi\u1ebfn. Ch\u00fang b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng v\u1eadn chuy\u1ec3n d\u1ea7u th\u00f4, tr\u1ea1m n\u00e9n kh\u00ed t\u1ef1 nhi\u00ean v\u00e0 \u0111\u01b0\u1eddng \u1ed1ng gi\u00e0n khoan ngo\u00e0i kh\u01a1i. Thi\u1ebft b\u1ecb \u0111\u1ea7u gi\u1ebfng th\u01b0\u1eddng y\u00eau c\u1ea7u van ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p su\u1ea5t l\u00ean \u0111\u1ebfn 20.000 psi (20.000 psi) v\u1edbi v\u1eadt li\u1ec7u ch\u1ed1ng \u0103n m\u00f2n \u0111\u1ec3 s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng hydrocarbon kh\u1eafc nghi\u1ec7t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Nh\u00e0 m\u00e1y ch\u1ebf bi\u1ebfn h\u00f3a ch\u1ea5t:<\/strong> Van m\u1ed9t chi\u1ec1u c\u00f4ng nghi\u1ec7p t\u00f9y ch\u1ec9nh \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c lo\u1ea1i h\u00f3a ch\u1ea5t m\u1ea1nh s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u \u0111\u1eb7c bi\u1ec7t nh\u01b0 th\u00e9p kh\u00f4ng g\u1ec9, Hastelloy v\u00e0 th\u00e2n van \u0111\u01b0\u1ee3c l\u00f3t PTFE. V\u1eadt li\u1ec7u gia c\u1ed1 ch\u1ed1ng axit v\u00e0 ki\u1ec1m b\u1ea3o v\u1ec7 van kh\u1ecfi b\u1ecb \u0103n m\u00f2n. Nhi\u1ec7t \u0111\u1ed9 \u0111\u1ecbnh m\u1ee9c l\u00ean \u0111\u1ebfn 750\u00b0F (240\u00b0C) cho c\u00e1c quy tr\u00ecnh h\u00f3a h\u1ecdc nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u01a1 s\u1edf x\u1eed l\u00fd n\u01b0\u1edbc:<\/strong> H\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc \u0111\u00f4 th\u1ecb s\u1eed d\u1ee5ng van m\u1ed9t chi\u1ec1u \u0111\u1ec3 ng\u0103n ng\u1eeba \u00f4 nhi\u1ec5m ngu\u1ed3n n\u01b0\u1edbc u\u1ed1ng. Van m\u1ed9t chi\u1ec1u im l\u1eb7ng gi\u00fap gi\u1ea3m hi\u1ec7n t\u01b0\u1ee3ng b\u00faa n\u01b0\u1edbc t\u1ea1i c\u00e1c tr\u1ea1m b\u01a1m n\u01a1i x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng t\u0103ng \u00e1p \u0111\u1ed9t ng\u1ed9t. \u0110\u01b0\u1eddng \u1ed1ng ph\u00e2n ph\u1ed1i ch\u00ednh s\u1eed d\u1ee5ng van t\u1eeb 5 \u0111\u1ebfn 12 cm (2 \u0111\u1ebfn 48 inch) v\u1edbi k\u1ebft c\u1ea5u b\u1eb1ng gang d\u1ebbo ho\u1eb7c \u0111\u1ed3ng thau cho tu\u1ed5i th\u1ecd cao.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>H\u1ec7 th\u1ed1ng ph\u00e1t \u0111i\u1ec7n:<\/strong> C\u00e1c \u1ee9ng d\u1ee5ng h\u01a1i n\u01b0\u1edbc v\u00e0 n\u1ed3i h\u01a1i \u0111\u00f2i h\u1ecfi van ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t. C\u00e1c \u1ee9ng d\u1ee5ng c\u1ea5p n\u01b0\u1edbc cho n\u1ed3i h\u01a1i y\u00eau c\u1ea7u van ch\u1ecbu \u00e1p su\u1ea5t 3000 psi tr\u1edf l\u00ean. C\u00e1c c\u01a1 s\u1edf h\u1ea1t nh\u00e2n y\u00eau c\u1ea7u ch\u1ee9ng nh\u1eadn v\u1eadt li\u1ec7u nghi\u00eam ng\u1eb7t v\u00e0 <a href=\"https:\/\/www.ykyvalve.com\/vi\/blog\/comprehensive-valve-testing-and-quality-assurance-a-guide-to-reliable-performance\/\" target=\"_blank\" rel=\"noreferrer noopener\">ki\u1ec3m tra to\u00e0n di\u1ec7n v\u00e0 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng<\/a> cho c\u00e1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng v\u1ec1 an to\u00e0n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Ph\u1ea7n k\u1ebft lu\u1eadn<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Van m\u1ed9t chi\u1ec1u c\u00f4ng nghi\u1ec7p t\u1ef1 \u0111\u1ed9ng ng\u0103n d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c trong h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng m\u00e0 kh\u00f4ng c\u1ea7n ngu\u1ed3n \u0111i\u1ec7n ho\u1eb7c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n b\u00ean ngo\u00e0i. Van m\u1ed9t chi\u1ec1u d\u1ea1ng xoay, d\u1ea1ng n\u00e2ng v\u00e0 d\u1ea1ng bi ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n d\u00f2ng ch\u1ea3y, \u0111\u1ecbnh m\u1ee9c \u00e1p su\u1ea5t v\u00e0 h\u01b0\u1edbng l\u1eafp \u0111\u1eb7t kh\u00e1c nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u ph\u1ee5 thu\u1ed9c v\u00e0o l\u01b0u ch\u1ea5t quy tr\u00ecnh v\u00e0 \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh c\u1ee7a b\u1ea1n. Th\u00e9p cacbon d\u00f9ng cho d\u1ea7u kh\u00ed, th\u00e9p kh\u00f4ng g\u1ec9 d\u00f9ng cho h\u00f3a ch\u1ea5t, v\u00e0 gang d\u1ebbo d\u00f9ng cho h\u1ec7 th\u1ed1ng n\u01b0\u1edbc. Vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u v\u00e0 thi\u1ebft k\u1ebf van ph\u00f9 h\u1ee3p v\u1edbi \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n s\u1ebd gi\u00fap ng\u0103n ng\u1eeba h\u01b0 h\u1ecfng s\u1edbm.<br>YKY Valve s\u1ea3n xu\u1ea5t van m\u1ed9t chi\u1ec1u \u0111\u00e1p \u1ee9ng ti\u00eau chu\u1ea9n API 594 v\u00e0 GB cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p. <a href=\"https:\/\/www.ykyvalve.com\/vi\/contact-us\/\" target=\"_blank\" rel=\"noreferrer noopener\">Li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i<\/a> \u0111\u1ec3 th\u1ea3o lu\u1eadn v\u1ec1 lo\u1ea1i van v\u00e0 v\u1eadt li\u1ec7u n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n.<\/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>An industrial check valve prevents backflow in piping systems by allowing fluid to flow in only one direction. These valves protect equipment from reverse flow that<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":787,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[63],"tags":[],"class_list":["post-786","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-check-valves"],"_links":{"self":[{"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/posts\/786","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=786"}],"version-history":[{"count":5,"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/posts\/786\/revisions"}],"predecessor-version":[{"id":953,"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/posts\/786\/revisions\/953"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/media\/787"}],"wp:attachment":[{"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/media?parent=786"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/categories?post=786"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ykyvalve.com\/vi\/wp-json\/wp\/v2\/tags?post=786"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}