{"id":2661,"date":"2025-03-29T10:51:00","date_gmt":"2025-03-29T02:51:00","guid":{"rendered":"https:\/\/sj-gauge.com\/?p=2661"},"modified":"2026-05-26T22:10:12","modified_gmt":"2026-05-26T14:10:12","slug":"pressure-equipment-failure-reasons","status":"publish","type":"post","link":"https:\/\/www.sj-gauge.com\/vi\/pressure-equipment-failure-reasons\/","title":{"rendered":"Top Six Nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn d\u1eabn \u0111\u1ebfn s\u1ef1 c\u1ed1 c\u1ee7a thi\u1ebft b\u1ecb ch\u1ecbu \u00e1p l\u1ef1c"},"content":{"rendered":"<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>SJ Gauge c\u00f3 nhi\u1ec1u n\u0103m kinh nghi\u1ec7m chuy\u00ean nghi\u1ec7p trong l\u0129nh v\u1ef1c \u0111o l\u01b0\u1eddng \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang t\u00f4i s\u1ebd chia s\u1ebb v\u1edbi b\u1ea1n c\u00e1ch \u0111\u1ecdc v\u00e0 gi\u1ea3i th\u00edch c\u00e1c \u0111\u1ed3ng h\u1ed3 \u00e1p su\u1ea5t. Ch\u00fang t\u00f4i c\u0169ng s\u1ebd cung c\u1ea5p h\u01b0\u1edbng d\u1eabn v\u1ec1 c\u00e1ch x\u1eed l\u00fd c\u00e1c \u0111\u1ed3ng h\u1ed3 \u00e1p su\u1ea5t b\u1ecb h\u01b0 h\u1ecfng. Ngo\u00e0i ra, ch\u00fang t\u00f4i s\u1ebd th\u1ea3o lu\u1eadn v\u1ec1 s\u00e1u nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn g\u00e2y h\u1ecfng h\u00f3c \u0111\u1ed3ng h\u1ed3 \u00e1p su\u1ea5t, gi\u00fap b\u1ea1n c\u00f3 \u0111\u01b0\u1ee3c hi\u1ec3u bi\u1ebft to\u00e0n di\u1ec7n th\u00f4ng qua b\u00e0i vi\u1ebft n\u00e0y.<\/p>\n\n\n\n<p>N\u1ebfu b\u1ea1n quan t\u00e2m \u0111\u1ebfn ch\u1ee7 \u0111\u1ec1 c\u1ee7a b\u00e0i vi\u1ebft n\u00e0y, vui l\u00f2ng ti\u1ebfp t\u1ee5c \u0111\u1ecdc. H\u00e3y tho\u1ea3i m\u00e1i \u0111\u1eb7t c\u00e2u h\u1ecfi ho\u1eb7c li\u00ean h\u1ec7 tr\u1ef1c ti\u1ebfp v\u1edbi ch\u00fang t\u00f4i. SJ Gauge cam k\u1ebft cung c\u1ea5p cho b\u1ea1n nh\u1eefng c\u00e2u tr\u1ea3 l\u1eddi v\u00e0 gi\u1ea3i ph\u00e1p t\u1ed1t nh\u1ea5t.<\/p>\n<\/blockquote>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/01_SJ_pressure_gauges-1024x768.png\" alt=\"\" class=\"wp-image-2663\" style=\"width:500px\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/01_SJ_pressure_gauges-1024x768.png 1024w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/01_SJ_pressure_gauges-300x225.png 300w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/01_SJ_pressure_gauges-768x576.png 768w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/01_SJ_pressure_gauges-600x450.png 600w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/01_SJ_pressure_gauges.png 1478w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-custom 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=\"B\u1eadt\/t\u1eaft M\u1ee5c l\u1ee5c\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">B\u1eadt\/T\u1eaft<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #7b1e1c;color:#7b1e1c\" 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: #7b1e1c;color:#7b1e1c\" 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' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.sj-gauge.com\/vi\/pressure-equipment-failure-reasons\/#1-what-causes-pressure-gauges-to-fail\" >1. Nguy\u00ean nh\u00e2n n\u00e0o khi\u1ebfn \u0111\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t b\u1ecb h\u1ecfng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.sj-gauge.com\/vi\/pressure-equipment-failure-reasons\/#2-the-six-main-reasons-for-pressure-equipment-failure\" >2. S\u00e1u nguy\u00ean nh\u00e2n ch\u00ednh d\u1eabn \u0111\u1ebfn s\u1ef1 c\u1ed1 c\u1ee7a thi\u1ebft b\u1ecb ch\u1ecbu \u00e1p l\u1ef1c.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.sj-gauge.com\/vi\/pressure-equipment-failure-reasons\/#3-regular-maintenance-and-servicing-of-pressure-gauges\" >3. B\u1ea3o d\u01b0\u1ee1ng v\u00e0 b\u1ea3o tr\u00ec \u0111\u1ecbnh k\u1ef3 c\u00e1c \u0111\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading has-palette-color-2-color has-text-color has-link-color wp-elements-60dfd20a58120eeb2e5ab17f89829683\" id=\"h-1-what-causes-pressure-gauges-to-fail\"><span class=\"ez-toc-section\" id=\"1-what-causes-pressure-gauges-to-fail\"><\/span>1. Nguy\u00ean nh\u00e2n n\u00e0o khi\u1ebfn \u0111\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t b\u1ecb h\u1ecfng?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>C\u00e1c s\u1ef1 c\u1ed1 c\u1ee7a \u0111\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t b\u1eaft ngu\u1ed3n t\u1eeb nhi\u1ec1u y\u1ebfu t\u1ed1, h\u1ea7u h\u1ebft \u0111\u1ec1u li\u00ean quan \u0111\u1ebfn vi\u1ec7c v\u1eadn h\u00e0nh kh\u00f4ng \u0111\u00fang c\u00e1ch v\u00e0 l\u1ed7i c\u1ee7a con ng\u01b0\u1eddi. Nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tr\u00e1nh m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 b\u1eb1ng c\u00e1ch hi\u1ec3u r\u00f5 v\u1ec1 c\u00e1c thi\u1ebft b\u1ecb v\u00e0 s\u1eed d\u1ee5ng c\u1ea9n th\u1eadn. B\u00e0i vi\u1ebft n\u00e0y \u0111\u1ec1 c\u1eadp \u0111\u1ebfn c\u00e1c nguy\u00ean nh\u00e2n g\u00e2y ra s\u1ef1 c\u1ed1 c\u1ee7a \u0111\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t v\u00e0 cung c\u1ea5p c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00f2ng ng\u1eeba thi\u1ebft th\u1ef1c. \u0110\u1ec3 \u0111\u01b0\u1ee3c h\u01b0\u1edbng d\u1eabn th\u00eam v\u1ec1 c\u00e1c ti\u00eau chu\u1ea9n tu\u00e2n th\u1ee7, vui l\u00f2ng tham kh\u1ea3o ASME B40.100-2013 v\u00e0 EN837-1.<\/p>\n\n\n\n<p>(\u0110\u1ecdc th\u00eam: <a href=\"https:\/\/webstore.ansi.org\/standards\/asme\/asmeb401002013\" target=\"_blank\" rel=\"noreferrer noopener\">\u0110\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t v\u00e0 ph\u1ee5 ki\u1ec7n \u0111\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t theo ti\u00eau chu\u1ea9n ASME B40.100-2013<\/a>)<br>(\u0110\u1ecdc th\u00eam: <a href=\"https:\/\/webstore.ansi.org\/standards\/din\/dinen8371997\" target=\"_blank\" rel=\"noreferrer noopener\">Ti\u00eau chu\u1ea9n DIN EN 837-1:1997 \u0110\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t \u2013 Ph\u1ea7n 1: \u0110\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t \u1ed1ng Bourdon \u2013 K\u00edch th\u01b0\u1edbc, \u0111o l\u01b0\u1eddng, y\u00eau c\u1ea7u v\u00e0 th\u1eed nghi\u1ec7m<\/a>)<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-palette-color-2-color has-text-color has-link-color wp-elements-466b877affb354d97e9f03fa92f9fb15\" id=\"h-2-the-six-main-reasons-for-pressure-equipment-failure\"><span class=\"ez-toc-section\" id=\"2-the-six-main-reasons-for-pressure-equipment-failure\"><\/span>2. S\u00e1u nguy\u00ean nh\u00e2n ch\u00ednh d\u1eabn \u0111\u1ebfn s\u1ef1 c\u1ed1 c\u1ee7a thi\u1ebft b\u1ecb ch\u1ecbu \u00e1p l\u1ef1c.<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-1-excessive-vibration-pulsation\">2-1. Rung\/gi\u1eadt qu\u00e1 m\u1ee9c<\/h3>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"302\" height=\"434\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/02_SJ_Pulsation_causes_pointer_flutter_and_poor_gauge_readability-1.png\" alt=\"\" class=\"wp-image-2664\" style=\"width:300px\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/02_SJ_Pulsation_causes_pointer_flutter_and_poor_gauge_readability-1.png 302w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/02_SJ_Pulsation_causes_pointer_flutter_and_poor_gauge_readability-1-209x300.png 209w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/02_SJ_Pulsation_causes_pointer_flutter_and_poor_gauge_readability-1-300x431.png 300w\" sizes=\"(max-width: 302px) 100vw, 302px\" \/><figcaption class=\"wp-element-caption\">Dao \u0111\u1ed9ng g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng rung kim v\u00e0 l\u00e0m gi\u1ea3m \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a \u0111\u1ed3ng h\u1ed3 \u0111o.<\/figcaption><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-reason\">L\u00fd do:<\/h4>\n\n\n\n<p>Rung \u0111\u1ed9ng thi\u1ebft b\u1ecb v\u00e0 bi\u1ebfn \u0111\u1ed9ng \u00e1p su\u1ea5t \u0111\u1ed9t ng\u1ed9t l\u00e0 nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y h\u1ecfng \u0111\u1ed3ng h\u1ed3 \u0111o. Rung \u0111\u1ed9ng c\u01a1 h\u1ecdc g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng kim ch\u1ec9 th\u1ecb b\u1ecb rung l\u1eafc v\u00e0 l\u00e0m t\u0103ng \u1ee9ng su\u1ea5t l\u00ean \u1ed1ng Bourdon, d\u1eabn \u0111\u1ebfn m\u00e0i m\u00f2n b\u00e1nh r\u0103ng v\u1ec1 l\u00e2u d\u00e0i. Trong khi \u0111\u00f3, s\u1ef1 t\u0103ng gi\u1ea3m \u00e1p su\u1ea5t v\u00e0 xung \u0111\u1ed9ng do vi\u1ec7c \u0111\u00f3ng m\u1edf van th\u01b0\u1eddng xuy\u00ean l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng \u0111\u1ecdc, l\u00e0m cong kim ch\u1ec9 th\u1ecb, l\u00e0m g\u00e3y ch\u1ed1t ch\u1eb7n v\u00e0 l\u00e0m suy gi\u1ea3m \u0111\u1ed9 b\u1ec1n c\u1ea5u tr\u00fac t\u1ed5ng th\u1ec3 c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-solution\">Gi\u1ea3i ph\u00e1p:<\/h4>\n\n\n\n<p>Vi\u1ec7c l\u1eafp \u0111\u1eb7t thi\u1ebft b\u1ecb xa ngu\u1ed3n h\u01a1n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng \u1ed1ng mao d\u1eabn PRA-CL gi\u00fap gi\u1ea3m rung \u0111\u1ed9ng hi\u1ec7u qu\u1ea3. \u0110\u1ec3 gi\u1ea3m thi\u1ec3u hi\u1ec7n t\u01b0\u1ee3ng xung \u00e1p, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t ch\u1ee9a ch\u1ea5t l\u1ecfng l\u00e0m gi\u1ea3i ph\u00e1p gi\u1ea3m ch\u1ea5n; n\u1ebfu vi\u1ec7c ch\u1ee9a ch\u1ea5t l\u1ecfng kh\u00f4ng kh\u1ea3 thi, vi\u1ec7c l\u1eafp \u0111\u1eb7t b\u1ed9 gi\u1ea3m ch\u1ea5n \u00e1p su\u1ea5t PRA-SB c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m ch\u1ea5n hi\u1ec7u qu\u1ea3 d\u00f2ng ch\u1ea3y c\u1ee7a m\u00f4i ch\u1ea5t trong qu\u00e1 tr\u00ecnh.<\/p>\n\n\n\n<p>(\u0110\u1ecdc th\u00eam: <a href=\"https:\/\/www.sj-gauge.com\/vi\/san-pham\/pra-cl\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u1ed0ng mao d\u1eabn PRA-CL d\u00f9ng cho \u0111\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t<\/a>)<br>(\u0110\u1ecdc th\u00eam: <a href=\"https:\/\/www.sj-gauge.com\/vi\/san-pham\/pra-sb\/\" target=\"_blank\" rel=\"noreferrer noopener\">B\u1ed9 gi\u1ea3m ch\u1ea5n \u00e1p su\u1ea5t PRA-SB<\/a>)<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-2-extreme-high-low-temperatures\">2-2. Nhi\u1ec7t \u0111\u1ed9 c\u1ef1c cao\/c\u1ef1c th\u1ea5p<\/h3>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"428\" height=\"582\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/03_SJ_pressure_gauge_with_extreme_high_process_media_temperature.png\" alt=\"\" class=\"wp-image-2665\" style=\"width:300px\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/03_SJ_pressure_gauge_with_extreme_high_process_media_temperature.png 428w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/03_SJ_pressure_gauge_with_extreme_high_process_media_temperature-221x300.png 221w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/03_SJ_pressure_gauge_with_extreme_high_process_media_temperature-300x408.png 300w\" sizes=\"(max-width: 428px) 100vw, 428px\" \/><figcaption class=\"wp-element-caption\">Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng c\u1ef1c \u0111oan c\u00f3 th\u1ec3 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng v\u1ee1 \u1ed1ng Bourdon v\u00e0 h\u01a1i n\u01b0\u1edbc phun ra t\u1eeb l\u1ed7 th\u00f4ng h\u01a1i.<\/figcaption><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-reason-0\">L\u00fd do:<\/h4>\n\n\n\n<p>Khi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng xung quanh ho\u1eb7c m\u00f4i ch\u1ea5t trong qu\u00e1 tr\u00ecnh v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n c\u1ee7a \u0111\u1ed3ng h\u1ed3 \u0111o, m\u1eb7t s\u1ed1, c\u1eeda s\u1ed5 v\u00e0 ch\u1ea5t l\u1ecfng b\u00ean trong d\u1ec5 b\u1ecb \u0111\u1ed5i m\u00e0u, trong khi c\u00e1c gio\u0103ng b\u1ecb c\u1ee9ng l\u1ea1i v\u00e0 n\u1ee9t, g\u00e2y r\u00f2 r\u1ec9 t\u1ea1i n\u00fat th\u00f4ng h\u01a1i b\u1eb1ng cao su ho\u1eb7c c\u00e1c khu v\u1ef1c kh\u00e1c. \u0110i\u1ec1u n\u00e0y th\u1eadm ch\u00ed c\u00f3 th\u1ec3 l\u00e0m v\u1ee1 \u1ed1ng Bourdon, g\u00e2y nguy hi\u1ec3m cho ng\u01b0\u1eddi v\u1eadn h\u00e0nh. Ng\u01b0\u1ee3c l\u1ea1i, nhi\u1ec7t \u0111\u1ed9 d\u01b0\u1edbi gi\u1edbi h\u1ea1n l\u00e0m \u0111\u00f4ng \u0111\u1eb7c ch\u1ea5t l\u1ecfng b\u00ean trong, d\u1eabn \u0111\u1ebfn th\u1eddi gian ph\u1ea3n h\u1ed3i ch\u1eadm ho\u1eb7c k\u1ebft qu\u1ea3 \u0111o kh\u00f4ng ch\u00ednh x\u00e1c.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-solution-0\">Gi\u1ea3i ph\u00e1p:<\/h4>\n\n\n\n<p>Vi\u1ec7c l\u1eafp \u0111\u1eb7t h\u1ec7 th\u1ed1ng \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed, h\u1ec7 th\u1ed1ng s\u01b0\u1edfi ho\u1eb7c h\u1ec7 th\u1ed1ng phun n\u01b0\u1edbc gi\u00fap duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng \u1ed5n \u0111\u1ecbnh. \u0110\u1ec3 ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 m\u00f4i ch\u1ea5t trong qu\u00e1 tr\u00ecnh, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u1ed1ng siphon b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 PRA-SP, b\u1ed9 gia nhi\u1ec7t ho\u1eb7c h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t b\u1eb1ng n\u01b0\u1edbc; n\u1ebfu kh\u00f4ng gian h\u1ea1n ch\u1ebf, b\u1ed9 ph\u1eadn l\u00e0m m\u00e1t PRA-C l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn thay th\u1ebf tuy\u1ec7t v\u1eddi.<\/p>\n\n\n\n<p>(\u0110\u1ecdc th\u00eam: <a href=\"https:\/\/www.sj-gauge.com\/vi\/san-pham\/pra-sp\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u1ed0ng siphon b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 PRA-SP<\/a>)<br>(\u0110\u1ecdc th\u00eam: <a href=\"https:\/\/www.sj-gauge.com\/vi\/san-pham\/pra-c\/\" target=\"_blank\" rel=\"noreferrer noopener\">B\u1ed9 ph\u1eadn l\u00e0m m\u00e1t PRA-C d\u00e0nh cho thi\u1ebft b\u1ecb \u0111o \u00e1p su\u1ea5t<\/a>)<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-3-pressure-spikes-overpressure\">2-3. Hi\u1ec7n t\u01b0\u1ee3ng t\u0103ng \u00e1p \u0111\u1ed9t ng\u1ed9t\/\u00e1p su\u1ea5t qu\u00e1 cao<\/h3>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"576\" height=\"1024\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/04_SJ_pressure_transmitter_with_overpressure_condition-576x1024.png\" alt=\"\" class=\"wp-image-2666\" style=\"width:300px\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/04_SJ_pressure_transmitter_with_overpressure_condition-576x1024.png 576w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/04_SJ_pressure_transmitter_with_overpressure_condition-169x300.png 169w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/04_SJ_pressure_transmitter_with_overpressure_condition-768x1365.png 768w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/04_SJ_pressure_transmitter_with_overpressure_condition-864x1536.png 864w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/04_SJ_pressure_transmitter_with_overpressure_condition-300x533.png 300w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/04_SJ_pressure_transmitter_with_overpressure_condition-600x1066.png 600w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/04_SJ_pressure_transmitter_with_overpressure_condition.png 960w\" sizes=\"(max-width: 576px) 100vw, 576px\" \/><figcaption class=\"wp-element-caption\">\u00c1p su\u1ea5t qu\u00e1 cao khi\u1ebfn \u1ed1ng Bourdon b\u1ecb bi\u1ebfn d\u1ea1ng.<\/figcaption><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-reason-1\">L\u00fd do:<\/h4>\n\n\n\n<p>C\u00f3 nhi\u1ec1u nguy\u00ean nh\u00e2n g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng t\u0103ng \u00e1p \u0111\u1ed9t ng\u1ed9t v\u00e0 qu\u00e1 \u00e1p, bao g\u1ed3m tr\u1ee5c tr\u1eb7c m\u00e1y m\u00f3c, \u0111\u00f3ng b\u0103ng m\u00f4i ch\u1ea5t v\u00e0 \u0111\u00f3ng m\u1edf van nhanh, t\u1ea5t c\u1ea3 \u0111\u1ec1u \u0111\u1ea9y gi\u00e1 tr\u1ecb \u00e1p su\u1ea5t v\u01b0\u1ee3t qu\u00e1 ph\u1ea1m vi t\u1ed1i \u0111a. Nh\u1eefng \u0111i\u1ec1u ki\u1ec7n n\u00e0y l\u00e0m bi\u1ebfn d\u1ea1ng ho\u1eb7c v\u1ee1 \u1ed1ng Bourdon, m\u1eb7t s\u1ed1 v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn kh\u00e1c, \u0111\u1ed3ng th\u1eddi l\u00e0m cong kim ch\u1ec9 th\u1ecb v\u00e0 l\u00e0m gi\u1ea3m \u0111\u1ed9 ch\u00ednh x\u00e1c t\u1ed5ng th\u1ec3.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-solution-1\">Gi\u1ea3i ph\u00e1p:<\/h4>\n\n\n\n<p>Khi s\u1ef1 c\u1ed1 thi\u1ebft b\u1ecb th\u01b0\u1eddng xuy\u00ean g\u00e2y ra ngu\u1ed3n \u00e1p su\u1ea5t kh\u00f4ng \u1ed5n \u0111\u1ecbnh, n\u00ean l\u1eafp \u0111\u1eb7t b\u1ed9 b\u1ea3o v\u1ec7 qu\u00e1 \u00e1p b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9. Thi\u1ebft b\u1ecb n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t \u0111\u1ec3 t\u1ef1 ng\u1eaft \u1edf ph\u1ea1m vi to\u00e0n thang \u0111o nh\u1eb1m ng\u0103n ng\u1eeba h\u01b0 h\u1ecfng thi\u1ebft b\u1ecb. N\u1ebfu ngu\u1ed3n \u00e1p su\u1ea5t v\u1eabn \u1ed5n \u0111\u1ecbnh nh\u01b0ng gi\u00e1 tr\u1ecb v\u1eabn v\u01b0\u1ee3t qu\u00e1 to\u00e0n thang \u0111o, n\u00ean ch\u1ecdn m\u1ed9t \u0111\u1ed3ng h\u1ed3 \u0111o m\u1edbi ph\u00f9 h\u1ee3p v\u1edbi \u00e1p su\u1ea5t ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u0111a.<\/p>\n\n\n\n<p>(\u0110\u1ecdc th\u00eam:\u00a0<a href=\"https:\/\/www.sj-gauge.com\/vi\/san-pham\/pra-sb\/\" target=\"_blank\" rel=\"noreferrer noopener\">(B\u1ed9 gi\u1ea3m ch\u1ea5n \u00e1p su\u1ea5t PRA-SB)<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-4-instrument-clogging\">2-4. D\u1ee5ng c\u1ee5 b\u1ecb t\u1eafc ngh\u1ebdn<\/h3>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"922\" height=\"1024\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/05_SJ_pressure_transducer_with_diaphragm_seals-922x1024.jpg\" alt=\"\" class=\"wp-image-2667\" style=\"width:500px\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/05_SJ_pressure_transducer_with_diaphragm_seals-922x1024.jpg 922w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/05_SJ_pressure_transducer_with_diaphragm_seals-270x300.jpg 270w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/05_SJ_pressure_transducer_with_diaphragm_seals-768x853.jpg 768w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/05_SJ_pressure_transducer_with_diaphragm_seals-1383x1536.jpg 1383w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/05_SJ_pressure_transducer_with_diaphragm_seals-300x333.jpg 300w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/05_SJ_pressure_transducer_with_diaphragm_seals-600x666.jpg 600w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/05_SJ_pressure_transducer_with_diaphragm_seals.jpg 1773w\" sizes=\"(max-width: 922px) 100vw, 922px\" \/><figcaption class=\"wp-element-caption\">Vi\u1ec7c l\u1eafp \u0111\u1eb7t c\u00e1c v\u00f2ng \u0111\u1ec7m m\u00e0ng ng\u0103n gi\u00fap ng\u0103n ch\u1eb7n s\u1ef1 ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp gi\u1eefa m\u00f4i ch\u1ea5t trong qu\u00e1 tr\u00ecnh v\u00e0 \u1ed1ng Bourdon, t\u1eeb \u0111\u00f3 lo\u1ea1i b\u1ecf hi\u1ec7u qu\u1ea3 nguy c\u01a1 t\u1eafc ngh\u1ebdn.<\/figcaption><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-reason-2\">L\u00fd do:<\/h4>\n\n\n\n<p>Khi m\u00f4i ch\u1ea5t trong qu\u00e1 tr\u00ecnh d\u1ec5 b\u1ecb k\u1ebft tinh (nh\u01b0 n\u01b0\u1edbc m\u1eb7n), ch\u1ee9a t\u1ea1p ch\u1ea5t (nh\u01b0 n\u01b0\u1edbc th\u1ea3i v\u00e0 n\u01b0\u1edbc c\u1ed1ng), ho\u1eb7c c\u00f3 \u0111\u1ed9 nh\u1edbt cao (nh\u01b0 m\u1ee7 cao su v\u00e0 nh\u1ef1a \u0111\u01b0\u1eddng), \u1ed1ng Bourdon c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng b\u1ecb t\u1eafc ngh\u1ebdn ho\u1eb7c k\u1eb9t, c\u1ea3n tr\u1edf ho\u1ea1t \u0111\u1ed9ng ch\u00ednh x\u00e1c c\u1ee7a \u0111\u1ed3ng h\u1ed3 \u0111o.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-solution-2\">Gi\u1ea3i ph\u00e1p:<\/h4>\n\n\n\n<p>C\u00f3 th\u1ec3 ng\u0103n ng\u1eeba t\u1eafc ngh\u1ebdn b\u1eb1ng c\u00e1ch t\u00edch h\u1ee3p b\u1ed9 l\u1ecdc ho\u1eb7c m\u00e0ng ch\u1eafn \u0111\u1ec3 ng\u0103n ch\u1eb7n t\u1ea1p ch\u1ea5t. M\u00e0ng ch\u1eafn gi\u00fap c\u00e1ch ly hi\u1ec7u qu\u1ea3 m\u00f4i ch\u1ea5t kh\u1ecfi \u1ed1ng Bourdon trong khi v\u1eabn duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111o l\u01b0\u1eddng. \u0110\u1ec3 t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 c\u00e1c \u1ee9ng d\u1ee5ng n\u00e0y, h\u00e3y xem b\u00e0i vi\u1ebft chi ti\u1ebft c\u1ee7a ch\u00fang t\u00f4i.<\/p>\n\n\n\n<p>(\u0110\u1ecdc th\u00eam:\u00a0<a href=\"https:\/\/www.sj-gauge.com\/vi\/diaphragm-seal-usage\/\" target=\"_blank\" rel=\"noreferrer noopener\">Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0o n\u00ean t\u00edch h\u1ee3p ph\u1edbt m\u00e0ng v\u00e0o \u0111\u1ed3ng h\u1ed3 \u00e1p su\u1ea5t c\u1ee7a b\u1ea1n?<\/a>)<br>(\u0110\u1ecdc th\u00eam:\u00a0<a href=\"https:\/\/www.sj-gauge.com\/vi\/product-category\/pressure-instruments\/diaphragm-seals\/\" target=\"_blank\" rel=\"noreferrer noopener\">Gio\u0103ng m\u00e0ng<\/a>)<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-5-instrument-corrosion\">2-5. \u0102n m\u00f2n d\u1ee5ng c\u1ee5<\/h3>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/06_SJ_pressure_gauge_case_corroded-768x1024.png\" alt=\"\" class=\"wp-image-2668\" style=\"width:300px\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/06_SJ_pressure_gauge_case_corroded-768x1024.png 768w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/06_SJ_pressure_gauge_case_corroded-225x300.png 225w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/06_SJ_pressure_gauge_case_corroded-300x400.png 300w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/06_SJ_pressure_gauge_case_corroded-600x800.png 600w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/06_SJ_pressure_gauge_case_corroded.png 1108w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><figcaption class=\"wp-element-caption\">V\u1ecf kim lo\u1ea1i b\u1ecb \u0103n m\u00f2n trong m\u00f4i tr\u01b0\u1eddng c\u00f3 \u0111\u1ed9 pH cao ho\u1eb7c axit.<\/figcaption><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-reason-3\">L\u00fd do:<\/h4>\n\n\n\n<p>Khi \u0111o c\u00e1c m\u00f4i ch\u1ea5t c\u00f3 t\u00ednh \u0103n m\u00f2n cao (nh\u01b0 axit clohydric, axit nitric, amoniac v\u00e0 axit sulfuric), \u1ed1ng Bourdon c\u00f3 th\u1ec3 b\u1ecb \u0103n m\u00f2n v\u00e0 g\u00e2y r\u00f2 r\u1ec9, \u0111i\u1ec1u n\u00e0y c\u0169ng ti\u1ec1m \u1ea9n nguy c\u01a1 g\u00e2y th\u01b0\u01a1ng t\u00edch cho ng\u01b0\u1eddi v\u1eadn h\u00e0nh.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-solution-3\">Gi\u1ea3i ph\u00e1p:<\/h4>\n\n\n\n<p>Vi\u1ec7c t\u00edch h\u1ee3p m\u00e0ng ch\u1eafn ho\u1eb7c l\u1ef1a ch\u1ecdn c\u00e1c b\u1ed9 ph\u1eadn ti\u1ebfp x\u00fac v\u1edbi ch\u1ea5t l\u1ecfng t\u01b0\u01a1ng th\u00edch v\u1edbi m\u00f4i tr\u01b0\u1eddng \u0103n m\u00f2n c\u00f3 th\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a \u0111\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t v\u00e0 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho ng\u01b0\u1eddi v\u1eadn h\u00e0nh. <\/p>\n\n\n\n<p>(\u0110\u1ecdc th\u00eam:\u00a0<a href=\"https:\/\/www.sj-gauge.com\/vi\/product-category\/pressure-instruments\/diaphragm-seals\/\" target=\"_blank\" rel=\"noreferrer noopener\">Gio\u0103ng m\u00e0ng<\/a>)<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-6-instrument-abuse-mishandling\">2-6. L\u1ea1m d\u1ee5ng\/s\u1eed d\u1ee5ng sai c\u00e1ch nh\u1ea1c c\u1ee5<\/h3>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/07_SJ_measuring_thread_size-768x1024.png\" alt=\"\" class=\"wp-image-2669\" style=\"width:300px\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/07_SJ_measuring_thread_size-768x1024.png 768w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/07_SJ_measuring_thread_size-225x300.png 225w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/07_SJ_measuring_thread_size-1152x1536.png 1152w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/07_SJ_measuring_thread_size-1536x2048.png 1536w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/07_SJ_measuring_thread_size-300x400.png 300w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/07_SJ_measuring_thread_size-600x800.png 600w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/07_SJ_measuring_thread_size.png 1773w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><figcaption class=\"wp-element-caption\">S\u1eed d\u1ee5ng th\u01b0\u1edbc k\u1eb9p \u0111\u1ec3 \u0111o k\u00edch th\u01b0\u1edbc ren.<\/figcaption><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-reason-4\">L\u00fd do:<\/h4>\n\n\n\n<p>Vi\u1ec7c l\u1eafp \u0111\u1eb7t kh\u00f4ng \u0111\u00fang c\u00e1ch v\u00e0 s\u1eed d\u1ee5ng ren kh\u00f4ng \u0111\u00fang k\u00edch th\u01b0\u1edbc c\u00f3 th\u1ec3 g\u00e2y r\u00f2 r\u1ec9 m\u00f4i ch\u1ea5t trong qu\u00e1 tr\u00ecnh v\u00e0 l\u00e0m gi\u1ea3m \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a thi\u1ebft b\u1ecb. Ngo\u00e0i ra, si\u1ebft qu\u00e1 ch\u1eb7t c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn m\u00e0i m\u00f2n v\u00e0 l\u00e0m h\u1ecfng ren. <\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-solution-4\">Gi\u1ea3i ph\u00e1p:<\/h4>\n\n\n\n<p>Vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang k\u00edch th\u01b0\u1edbc, lo\u1ea1i v\u00e0 h\u00ecnh d\u1ea1ng ren tr\u01b0\u1edbc khi l\u1eafp \u0111\u1eb7t d\u1ee5ng c\u1ee5 l\u00e0 v\u00f4 c\u00f9ng c\u1ea7n thi\u1ebft. Lu\u00f4n s\u1eed d\u1ee5ng c\u1edd l\u00ea thay v\u00ec n\u1eafm v\u00e0o v\u1ecf d\u1ee5ng c\u1ee5 khi l\u1eafp \u0111\u1eb7t v\u00e0 si\u1ebft ch\u1eb7t \u0111\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t. Sau khi l\u1eafp \u0111\u1eb7t, tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng \u0111\u01b0\u1ee3c leo l\u00ean \u0111\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t ho\u1eb7c d\u00f9ng n\u00f3 l\u00e0m b\u1eadc thang, v\u00ec \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 g\u00e2y h\u01b0 h\u1ecfng kh\u00f4ng th\u1ec3 kh\u1eafc ph\u1ee5c \u0111\u01b0\u1ee3c cho d\u1ee5ng c\u1ee5.<\/p>\n\n\n\n<p>(\u0110\u1ecdc th\u00eam:\u00a0<a href=\"https:\/\/www.sj-gauge.com\/vi\/diaphragm-seal-usage\/\" target=\"_blank\" rel=\"noreferrer noopener\">Gi\u1edbi thi\u1ec7u v\u1ec1 Ti\u00eau chu\u1ea9n ren th\u00f4ng d\u1ee5ng cho thi\u1ebft b\u1ecb c\u00f4ng nghi\u1ec7p: B\u1ed1n b\u01b0\u1edbc \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ren!<\/a>)<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-palette-color-2-color has-text-color has-link-color wp-elements-0ec683a06d3af9256eb0ccb3781e7ee4\" id=\"h-3-regular-maintenance-and-servicing-of-pressure-gauges\"><span class=\"ez-toc-section\" id=\"3-regular-maintenance-and-servicing-of-pressure-gauges\"><\/span>3. B\u1ea3o d\u01b0\u1ee1ng v\u00e0 b\u1ea3o tr\u00ec \u0111\u1ecbnh k\u1ef3 c\u00e1c \u0111\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Hi\u1ec3u r\u00f5 c\u00e1c ti\u00eau chu\u1ea9n ng\u00e0nh v\u1ec1 l\u1eafp \u0111\u1eb7t th\u00f4ng qua b\u00e0i vi\u1ebft c\u1ee7a ch\u00fang t\u00f4i v\u1ec1 gi\u1edbi thi\u1ec7u v\u00e0 l\u1ef1a ch\u1ecdn ren. Ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 c\u00e1c thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c b\u1ed9 ph\u1eadn ho\u1ea1t \u0111\u1ed9ng \u0111\u00fang c\u00e1ch, k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a thi\u1ebft b\u1ecb v\u00e0 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c.<\/p>","protected":false},"excerpt":{"rendered":"<p>SJ Gauge c\u00f3 nhi\u1ec1u n\u0103m kinh nghi\u1ec7m chuy\u00ean m\u00f4n trong l\u0129nh v\u1ef1c \u0111o \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang t\u00f4i s\u1ebd chia s\u1ebb v\u1edbi b\u1ea1n c\u00e1ch \u0111\u1ecdc ch\u1ec9 s\u1ed1 tr\u00ean \u0111\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t. Ch\u00fang t\u00f4i c\u0169ng s\u1ebd h\u01b0\u1edbng d\u1eabn c\u00e1ch x\u1eed l\u00fd c\u00e1c \u0111\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t b\u1ecb h\u1ecfng. H\u01a1n n\u1eefa, ch\u00fang t\u00f4i s\u1ebd th\u1ea3o lu\u1eadn v\u1ec1 s\u00e1u nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn g\u00e2y h\u1ecfng \u0111\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t, gi\u00fap b\u1ea1n c\u00f3 \u0111\u01b0\u1ee3c [\u2026]<\/p>","protected":false},"author":2,"featured_media":2670,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[61],"tags":[71],"class_list":["post-2661","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge","tag-pressure"],"blocksy_meta":[],"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>Top Six Common Reasons of Pressure Equipment Failure - SJ Gauge | Pressure Gauges, Thermometers &amp; Pressure Sensors<\/title>\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\/pressure-equipment-failure-reasons\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Top Six Common Reasons of Pressure Equipment Failure\" \/>\n<meta property=\"og:description\" content=\"SJ Gauge has many years of professional experience in measuring pressure and temperature. In this article, we will share with you how to interpret pressure gauges. We will also provide guidance on how to handle damaged pressure gauges. 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