{"id":3464,"date":"2026-01-16T16:10:37","date_gmt":"2026-01-16T08:10:37","guid":{"rendered":"https:\/\/sj-gauge.com\/?post_type=product&#038;p=3464"},"modified":"2026-06-15T23:15:25","modified_gmt":"2026-06-15T15:15:25","slug":"732-31-733-31","status":"publish","type":"product","link":"https:\/\/www.sj-gauge.com\/vi\/san-pham\/732-31-733-31\/","title":{"rendered":"C\u1ea3m bi\u1ebfn \u00e1p su\u1ea5t ch\u00eanh l\u1ec7ch cho ng\u00e0nh c\u00f4ng nghi\u1ec7p qu\u00e1 tr\u00ecnh, bu\u1ed3ng ch\u1ee9a ch\u1ea5t l\u1ecfng b\u1eb1ng kim lo\u1ea1i ho\u00e0n to\u00e0n."},"content":{"rendered":"<div class=\"column is-half\">\n<p>C\u00e1c \u0111\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t ch\u00eanh l\u1ec7ch n\u00e0y \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb th\u00e9p kh\u00f4ng g\u1ec9 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n cao v\u00e0 \u0111\u01b0\u1ee3c trang b\u1ecb bu\u1ed3ng ch\u1ee9a ch\u1ea5t l\u1ecfng ho\u00e0n to\u00e0n b\u1eb1ng kim lo\u1ea1i \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 k\u00edn kh\u00edt l\u00e2u d\u00e0i (kh\u00f4ng s\u1eed d\u1ee5ng c\u00e1c y\u1ebfu t\u1ed1 l\u00e0m k\u00edn b\u1eb1ng cao su).<\/p>\n<p>\u0110\u1ed9 an to\u00e0n cao khi qu\u00e1 t\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o nh\u1edd c\u1ea5u tr\u00fac to\u00e0n kim lo\u1ea1i v\u00e0 thi\u1ebft k\u1ebf kh\u00edt ch\u1eb7t c\u1ee7a ph\u1ea7n \u0111o m\u00e0ng.<\/p>\n<p>Vi\u1ec7c s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u th\u00e9p kh\u00f4ng g\u1ec9 ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 thi\u1ebft k\u1ebf ch\u1eafc ch\u1eafn \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u00e0nh cho c\u00e1c \u1ee9ng d\u1ee5ng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u00f3a ch\u1ea5t v\u00e0 c\u00f4ng ngh\u1ec7 qu\u00e1 tr\u00ecnh. Do \u0111\u00f3, thi\u1ebft b\u1ecb n\u00e0y ph\u00f9 h\u1ee3p cho c\u00e1c m\u00f4i tr\u01b0\u1eddng ch\u1ea5t l\u1ecfng v\u00e0 kh\u00ed, k\u1ec3 c\u1ea3 trong c\u00e1c m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t.<\/p>\n<\/div>\n<div class=\"column is-half\">\n<p>Phi\u00ean b\u1ea3n nhi\u1ec7t \u0111\u1ed9 th\u1ea5p c\u1ee7a POLARgauge<sup>\u00ae<\/sup>\u00a0Cho ph\u00e9p ho\u1ea1t \u0111\u1ed9ng \u1edf nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng xu\u1ed1ng \u0111\u1ebfn -70 \u00b0C [-94 \u00b0F].<\/p>\n<p>C\u00e1c tr\u01b0\u1eddng h\u1ee3p c\u00f3 m\u1ee9c \u0111\u1ed9 an to\u00e0n \u201cS3\u201d \u0111\u01b0\u1ee3c trang b\u1ecb c\u1eeda s\u1ed5 kh\u00f4ng v\u1ee1 v\u1ee5n, t\u01b0\u1eddng ch\u1eafn ch\u1eafc ch\u1eafn gi\u1eefa h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng v\u00e0 \u0111\u1ed3ng h\u1ed3, v\u00e0 n\u1eafp sau ch\u1ed1ng n\u1ed5. Trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra s\u1ef1 c\u1ed1, ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 \u1edf ph\u00eda tr\u01b0\u1edbc, v\u00ec c\u00e1c ch\u1ea5t l\u1ecfng ho\u1eb7c linh ki\u1ec7n ch\u1ec9 c\u00f3 th\u1ec3 b\u1ecb \u0111\u1ea9y ra qua ph\u00eda sau c\u1ee7a v\u1ecf m\u00e1y.<\/p>\n<p>M\u00e3 QR tr\u00ean m\u1eb7t \u0111\u1ed3ng h\u1ed3 cho ph\u00e9p truy c\u1eadp d\u1ec5 d\u00e0ng v\u00e0 l\u00e2u d\u00e0i v\u00e0o c\u00e1c th\u00f4ng tin c\u1ee5 th\u1ec3 c\u1ee7a thi\u1ebft b\u1ecb nh\u01b0 s\u1ed1 seri, s\u1ed1 \u0111\u01a1n h\u00e0ng, ch\u1ee9ng ch\u1ec9 v\u00e0 c\u00e1c d\u1eef li\u1ec7u s\u1ea3n ph\u1ea9m kh\u00e1c t\u1eeb internet.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<ul>\n<li>D\u1ea3i \u0111o \u00e1p su\u1ea5t ch\u00eanh l\u1ec7ch t\u1eeb 0 \u2026 16 mbar \u0111\u1ebfn 0 \u2026 40 bar ho\u1eb7c t\u1eeb 0 \u2026 10 inH\u2082O \u0111\u1ebfn 0 \u2026 600 psi<\/li>\n<li>\u00c1p su\u1ea5t ho\u1ea1t \u0111\u1ed9ng cao v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu qu\u00e1 t\u1ea3i an to\u00e0n l\u00ean \u0111\u1ebfn 40 bar [600 psi]<\/li>\n<li>C\u00e1c m\u1eabu 732.31 v\u00e0 733.31: V\u1ecf b\u1ea3o v\u1ec7 c\u00f3 m\u1ee9c \u0111\u1ed9 an to\u00e0n \u201cS3\u201d theo ti\u00eau chu\u1ea9n EN 837.<\/li>\n<li>Bu\u1ed3ng ch\u1ee9a ch\u1ea5t l\u1ecfng h\u00e0n to\u00e0n b\u1ed9<\/li>\n<li>M\u00e3 QR tr\u00ean m\u1eb7t \u0111\u1ed3ng h\u1ed3 d\u1eabn \u0111\u1ebfn th\u00f4ng tin c\u1ee5 th\u1ec3 v\u1ec1 thi\u1ebft b\u1ecb.<\/li>\n<\/ul>","protected":false},"featured_media":3477,"template":"","meta":{"_acf_changed":false},"product_brand":[68],"product_cat":[51],"product_tag":[],"class_list":{"0":"post-3464","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-wika","7":"product_cat-wika-pressure-gauge","9":"first","10":"instock","11":"shipping-taxable","12":"product-type-simple"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.7 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Differential pressure gauge | SJ Gauge<\/title>\n<meta name=\"description\" content=\"WIKA differential pressure gauge for stable differential pressure monitoring in process, filtration, tank, and industrial systems.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.sj-gauge.com\/vi\/san-pham\/732-31-733-31\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Differential pressure gauge for the process industry, all-metal media chamber\" \/>\n<meta property=\"og:description\" content=\"WIKA differential pressure gauge for stable differential pressure monitoring in process, filtration, tank, and industrial systems.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.sj-gauge.com\/vi\/san-pham\/732-31-733-31\/\" \/>\n<meta property=\"og:site_name\" content=\"SJ Gauge | Pressure Gauges, Thermometers &amp; 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