{"id":4551,"date":"2026-03-20T13:21:20","date_gmt":"2026-03-20T05:21:20","guid":{"rendered":"https:\/\/www.leakagetester.com\/?p=4551"},"modified":"2026-03-20T13:21:47","modified_gmt":"2026-03-20T05:21:47","slug":"water-immersion-leak-test","status":"publish","type":"post","link":"https:\/\/www.leakagetester.com\/vi\/water-immersion-leak-test\/","title":{"rendered":"Th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 b\u1eb1ng c\u00e1ch ng\u00e2m trong n\u01b0\u1edbc \u0111\u1ed1i v\u1edbi th\u00f9ng ch\u1ee9a c\u1ee9ng \u2013 Th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 b\u1eb1ng b\u1ecdt kh\u00ed theo ti\u00eau chu\u1ea9n ASTM D4991"},"content":{"rendered":"

<\/h2>\n\n\n\n


C\u00e1c Th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 b\u1eb1ng c\u00e1ch ng\u00e2m trong n\u01b0\u1edbc<\/strong> l\u00e0 m\u1ed9t quy tr\u00ecnh quan tr\u1ecdng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a c\u00e1c th\u00f9ng ch\u1ee9a c\u1ee9ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng th\u00f9ng ch\u1ee9a \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 v\u1eadn chuy\u1ec3n ch\u1ea5t l\u1ecfng nguy hi\u1ec3m. Th\u1eed nghi\u1ec7m n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n theo Ti\u00eau chu\u1ea9n ASTMD4991<\/strong> v\u00e0 cung c\u1ea5p m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c th\u00f9ng ch\u1ee9a kh\u00f4ng b\u1ecb r\u00f2 r\u1ec9 trong \u0111i\u1ec1u ki\u1ec7n \u00e1p su\u1ea5t ch\u00eanh l\u1ec7ch, ch\u1eb3ng h\u1ea1n nh\u01b0 khi v\u1eadn chuy\u1ec3n b\u1eb1ng \u0111\u01b0\u1eddng h\u00e0ng kh\u00f4ng. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u \u00fd ngh\u0129a c\u1ee7a th\u1eed nghi\u1ec7m n\u00e0y, ph\u01b0\u01a1ng ph\u00e1p th\u1ef1c hi\u1ec7n c\u0169ng nh\u01b0 t\u1ea7m quan tr\u1ecdng c\u1ee7a n\u00f3 trong vi\u1ec7c duy tr\u00ec an to\u00e0n v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng bao b\u00ec.<\/p>\n\n\n\n

\"Th\u1eed<\/a><\/figure>\n\n\n\n

T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c ki\u1ec3m tra t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a th\u00f9ng ch\u1ee9a c\u1ee9ng<\/h2>\n\n\n\n

C\u00e1c th\u00f9ng ch\u1ee9a c\u1ee9ng l\u00e0 v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i kh\u00f4ng th\u1ec3 thi\u1ebfu \u0111\u1ed1i v\u1edbi c\u00e1c ch\u1ea5t nguy hi\u1ec3m, v\u00e0 vi\u1ec7c \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a ch\u00fang trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n l\u00e0 \u0111i\u1ec1u t\u1ed1i quan tr\u1ecdng. Ki\u1ec3m tra t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a th\u00f9ng ch\u1ee9a c\u1ee9ng<\/strong> \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c th\u00f9ng ch\u1ee9a, bao g\u1ed3m c\u1ea3 n\u1eafp \u0111\u1eady, kh\u00f4ng b\u1ecb r\u00f2 r\u1ec9, ngay c\u1ea3 trong \u0111i\u1ec1u ki\u1ec7n \u00e1p su\u1ea5t cao. Ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c th\u00f9ng ch\u1ee9a d\u00f9ng \u0111\u1ec3 v\u1eadn chuy\u1ec3n h\u00e0ng h\u00f3a nguy hi\u1ec3m b\u1eb1ng \u0111\u01b0\u1eddng h\u00e0ng kh\u00f4ng, theo quy \u0111\u1ecbnh c\u1ee7a C\u00e1c khuy\u1ebfn ngh\u1ecb c\u1ee7a Li\u00ean H\u1ee3p Qu\u1ed1c v\u1ec1 v\u1eadn chuy\u1ec3n h\u00e0ng h\u00f3a nguy hi\u1ec3m<\/strong> V\u00e0 H\u01b0\u1edbng d\u1eabn K\u1ef9 thu\u1eadt c\u1ee7a ICAO<\/strong>.<\/p>\n\n\n\n

Quy tr\u00ecnh ki\u1ec3m tra r\u00f2 r\u1ec9 b\u1eb1ng c\u00e1ch ng\u00e2m trong n\u01b0\u1edbc<\/h2>\n\n\n\n

C\u00e1c Th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 b\u1eb1ng c\u00e1ch ng\u00e2m trong n\u01b0\u1edbc<\/strong> bao g\u1ed3m vi\u1ec7c ng\u00e2m th\u00f9ng ch\u1ee9a v\u00e0o dung d\u1ecbch ethylene glycol-n\u01b0\u1edbc trong m\u1ed9t bu\u1ed3ng trong su\u1ed1t. Qu\u00e1 tr\u00ecnh b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c t\u1ea1o ch\u00e2n kh\u00f4ng, nh\u1eb1m m\u00f4 ph\u1ecfng c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00e0 th\u00f9ng ch\u1ee9a s\u1ebd ph\u1ea3i \u0111\u1ed1i m\u1eb7t trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 chi ti\u1ebft v\u1ec1 quy tr\u00ecnh th\u1eed nghi\u1ec7m:<\/p>\n\n\n\n

    \n
  1. Chu\u1ea9n b\u1ecb m\u1eabu th\u1eed<\/strong>
    C\u00e1c th\u00f9ng ch\u1ee9a d\u00f9ng \u0111\u1ec3 ki\u1ec3m tra, c\u00f9ng v\u1edbi n\u1eafp \u0111\u1eady c\u1ee7a ch\u00fang, \u0111\u01b0\u1ee3c ch\u1ecdn ng\u1eabu nhi\u00ean \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u00fang \u0111\u1ea1i di\u1ec7n cho l\u00f4 s\u1ea3n xu\u1ea5t. C\u00e1c th\u00f9ng ch\u1ee9a \u0111\u01b0\u1ee3c \u0111\u1ed5 h\u1ebft v\u00e0 l\u00e0m s\u1ea1ch tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh ki\u1ec3m tra.<\/li>\n\n\n\n
  2. \u1ee8ng d\u1ee5ng ch\u00e2n kh\u00f4ng<\/strong>
    Th\u00f9ng ch\u1ee9a \u0111\u01b0\u1ee3c \u0111\u1eb7t v\u00e0o bu\u1ed3ng th\u1eed nghi\u1ec7m, sau \u0111\u00f3 bu\u1ed3ng \u0111\u01b0\u1ee3c t\u1ea1o ch\u00e2n kh\u00f4ng. Ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t \u0111\u1ea1t kho\u1ea3ng 95 kPa<\/strong> (13,8 psi) v\u00e0 \u0111\u01b0\u1ee3c duy tr\u00ec trong 10 ph\u00fat \u0111\u1ec3 m\u00f4 ph\u1ecfng c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf.<\/li>\n\n\n\n
  3. Gi\u00e1m s\u00e1t r\u00f2 r\u1ec9<\/strong>
    Trong qu\u00e1 tr\u00ecnh t\u1ea1o ch\u00e2n kh\u00f4ng, ng\u01b0\u1eddi ta quan s\u00e1t th\u00f9ng ch\u1ee9a \u0111\u1ec3 ph\u00e1t hi\u1ec7n b\u1ea5t k\u1ef3 d\u1ea5u hi\u1ec7u r\u00f2 r\u1ec9 n\u00e0o. D\u1ea5u hi\u1ec7u r\u00f2 r\u1ec9 \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n qua vi\u1ec7c xu\u1ea5t hi\u1ec7n b\u1ecdt kh\u00ed tr\u00ean b\u1ec1 m\u1eb7t th\u00f9ng ch\u1ee9a ho\u1eb7c s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a ch\u1ea5t l\u1ecfng b\u00ean trong th\u00f9ng ch\u1ee9a sau khi ch\u00e2n kh\u00f4ng \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng.<\/li>\n\n\n\n
  4. Gi\u1ea3i th\u00edch k\u1ebft qu\u1ea3<\/strong>
    N\u1ebfu ph\u00e1t hi\u1ec7n r\u00f2 r\u1ec9, d\u01b0\u1edbi d\u1ea1ng b\u1ecdt kh\u00ed ho\u1eb7c ch\u1ea5t l\u1ecfng b\u00ean trong th\u00f9ng ch\u1ee9a, th\u00ec th\u1eed nghi\u1ec7m \u0111\u01b0\u1ee3c coi l\u00e0 kh\u00f4ng \u0111\u1ea1t. N\u1ebfu kh\u00f4ng quan s\u00e1t th\u1ea5y r\u00f2 r\u1ec9, th\u00f9ng ch\u1ee9a s\u1ebd v\u01b0\u1ee3t qua th\u1eed nghi\u1ec7m v\u00e0 \u0111\u01b0\u1ee3c coi l\u00e0 ph\u00f9 h\u1ee3p \u0111\u1ec3 v\u1eadn chuy\u1ec3n.<\/li>\n<\/ol>\n\n\n\n

    Ti\u00eau chu\u1ea9n ASTM D4991 v\u00e0 vai tr\u00f2 c\u1ee7a n\u00f3 trong quy tr\u00ecnh ki\u1ec3m tra r\u00f2 r\u1ec9<\/h2>\n\n\n\n

    Ti\u00eau chu\u1ea9n ASTMD4991<\/strong> l\u00e0 ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m ti\u00eau chu\u1ea9n cho Ki\u1ec3m tra r\u00f2 r\u1ec9 \u0111\u1ed1i v\u1edbi c\u00e1c th\u00f9ng ch\u1ee9a c\u1ee9ng r\u1ed7ng<\/strong> b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p ch\u00e2n kh\u00f4ng. Ti\u00eau chu\u1ea9n n\u00e0y quy \u0111\u1ecbnh c\u00e1c h\u01b0\u1edbng d\u1eabn \u0111\u1ec3 th\u1eed nghi\u1ec7m th\u00f9ng ch\u1ee9a trong \u0111i\u1ec1u ki\u1ec7n \u00e1p su\u1ea5t ch\u00eanh l\u1ec7ch, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i v\u1edbi c\u00e1c th\u00f9ng ch\u1ee9a \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ee9a ch\u1ea5t l\u1ecfng nguy hi\u1ec3m trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n h\u00e0ng kh\u00f4ng.<\/p>\n\n\n\n

      \n
    • Ph\u00e1t hi\u1ec7n r\u00f2 r\u1ec9<\/strong>: Ti\u00eau chu\u1ea9n n\u00e0y n\u00eau r\u00f5 c\u00e1ch ph\u00e1t hi\u1ec7n r\u00f2 r\u1ec9 b\u1eb1ng c\u00e1ch theo d\u00f5i b\u1ecdt kh\u00ed trong qu\u00e1 tr\u00ecnh t\u1ea1o ch\u00e2n kh\u00f4ng.<\/li>\n\n\n\n
    • Ph\u1ea1m vi \u00e1p d\u1ee5ng<\/strong>: Ti\u00eau chu\u1ea9n ASTM D4991 \u00e1p d\u1ee5ng cho c\u00e1c th\u00f9ng ch\u1ee9a c\u1ee9ng, bao g\u1ed3m c\u1ea3 nh\u1eefng th\u00f9ng ch\u1ee9a d\u00f9ng \u0111\u1ec3 \u0111\u1ef1ng ch\u1ea5t nguy hi\u1ec3m, v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng ch\u00fang \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n c\u1ea7n thi\u1ebft v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng r\u00f2 r\u1ec9.<\/li>\n<\/ul>\n\n\n\n

      Ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra r\u00f2 r\u1ec9 b\u1eb1ng bong b\u00f3ng \u0111\u1ec3 ph\u00e1t hi\u1ec7n r\u00f2 r\u1ec9<\/h2>\n\n\n\n

      M\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong Th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 b\u1eb1ng c\u00e1ch ng\u00e2m trong n\u01b0\u1edbc<\/strong> l\u00e0 ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra r\u00f2 r\u1ec9 b\u1eb1ng b\u1ecdt kh\u00ed<\/strong>. Khi \u00e1p su\u1ea5t ch\u00e2n kh\u00f4ng \u0111\u01b0\u1ee3c t\u1ea1o ra, kh\u00f4ng kh\u00ed b\u1ecb k\u1eb9t b\u00ean trong th\u00f9ng ch\u1ee9a s\u1ebd t\u1ea1o th\u00e0nh c\u00e1c b\u1ecdt kh\u00ed c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y, cho th\u1ea5y c\u00f3 r\u00f2 r\u1ec9. D\u00f2ng b\u1ecdt kh\u00ed li\u00ean t\u1ee5c ho\u1eb7c c\u00e1c \u0111\u1ee3t b\u1ecdt kh\u00ed xu\u1ea5t hi\u1ec7n l\u1eb7p \u0111i l\u1eb7p l\u1ea1i l\u00e0 d\u1ea5u hi\u1ec7u x\u00e1c nh\u1eadn c\u00f3 r\u00f2 r\u1ec9.<\/p>\n\n\n\n

      Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y cung c\u1ea5p m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 tr\u1ef1c quan \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a th\u00f9ng ch\u1ee9a, \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u00f3 c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c s\u1ef1 thay \u0111\u1ed5i \u00e1p su\u1ea5t trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n.<\/p>\n\n\n\n

      Th\u1eed nghi\u1ec7m t\u00ednh to\u00e0n v\u1eb9n ch\u00e2n kh\u00f4ng v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a n\u00f3<\/h2>\n\n\n\n

      A ki\u1ec3m tra t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a h\u1ec7 th\u1ed1ng ch\u00e2n kh\u00f4ng<\/strong> l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n quan tr\u1ecdng c\u1ee7a Th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 b\u1eb1ng c\u00e1ch ng\u00e2m trong n\u01b0\u1edbc<\/strong>. B\u1eb1ng c\u00e1ch m\u00f4 ph\u1ecfng \u0111i\u1ec1u ki\u1ec7n ch\u00e2n kh\u00f4ng, th\u1eed nghi\u1ec7m n\u00e0y \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng ch\u1ed1ng r\u00f2 r\u1ec9 kh\u00f4ng kh\u00ed ho\u1eb7c ch\u1ea5t l\u1ecfng c\u1ee7a th\u00f9ng ch\u1ee9a c\u1ee9ng khi ch\u1ecbu s\u1ef1 thay \u0111\u1ed5i \u00e1p su\u1ea5t. Th\u1eed nghi\u1ec7m \u0111\u1ed9 k\u00edn ch\u00e2n kh\u00f4ng \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c th\u00f9ng ch\u1ee9a ph\u1ea3i ch\u1ecbu c\u00e1c m\u1ee9c \u00e1p su\u1ea5t m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n v\u00e0 b\u1ea3o qu\u1ea3n.<\/p>\n\n\n\n

      Vai tr\u00f2 c\u1ee7a m\u00e1y ki\u1ec3m tra r\u00f2 r\u1ec9 trong c\u00f4ng t\u00e1c \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng<\/h2>\n\n\n\n

      T\u1ea1i D\u1ee5ng c\u1ee5 t\u1ebf b\u00e0o<\/strong>, ch\u00fang t\u00f4i cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p ti\u00ean ti\u1ebfn M\u00e1y ki\u1ec3m tra r\u00f2 r\u1ec9<\/strong> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111o l\u01b0\u1eddng ch\u00ednh x\u00e1c hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c th\u00f9ng ch\u1ee9a c\u1ee9ng trong c\u00e1c th\u1eed nghi\u1ec7m ch\u1ed1ng r\u00f2 r\u1ec9. C\u00e1c thi\u1ebft b\u1ecb ki\u1ec3m tra r\u00f2 r\u1ec9 c\u1ee7a ch\u00fang t\u00f4i c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao, tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n ng\u00e0nh nh\u01b0 Ti\u00eau chu\u1ea9n ASTMD4991<\/strong> V\u00e0 ISO 11140-4<\/strong>, \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady v\u00e0 ch\u00ednh x\u00e1c. C\u00e1c thi\u1ebft b\u1ecb n\u00e0y gi\u00fap c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c th\u00f9ng ch\u1ee9a c\u1ee7a h\u1ecd \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n an to\u00e0n \u0111\u1ec3 v\u1eadn chuy\u1ec3n ch\u1ea5t l\u1ecfng nguy hi\u1ec3m.<\/p>\n\n\n\n

      Ph\u1ea7n k\u1ebft lu\u1eadn<\/h2>\n\n\n\n

      C\u00e1c Th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 b\u1eb1ng c\u00e1ch ng\u00e2m trong n\u01b0\u1edbc<\/strong> l\u00e0 m\u1ed9t quy tr\u00ecnh quan tr\u1ecdng nh\u1eb1m \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a c\u00e1c th\u00f9ng ch\u1ee9a c\u1ee9ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong v\u1eadn chuy\u1ec3n h\u00e0ng h\u00f3a nguy hi\u1ec3m. B\u1eb1ng c\u00e1ch tu\u00e2n th\u1ee7 c\u00e1c h\u01b0\u1edbng d\u1eabn \u0111\u01b0\u1ee3c n\u00eau trong Ti\u00eau chu\u1ea9n ASTMD4991<\/strong>, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c th\u00f9ng ch\u1ee9a c\u1ee7a h\u1ecd s\u1ebd kh\u00f4ng b\u1ecb r\u00f2 r\u1ec9 khi ch\u1ecbu \u00e1p l\u1ef1c, t\u1eeb \u0111\u00f3 gi\u1ea3m thi\u1ec3u r\u1ee7i ro r\u00f2 r\u1ec9 trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m nh\u01b0 ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra r\u00f2 r\u1ec9 b\u1eb1ng b\u1ecdt kh\u00ed<\/strong> V\u00e0 th\u1eed nghi\u1ec7m t\u00ednh to\u00e0n v\u1eb9n ch\u00e2n kh\u00f4ng<\/strong> \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 g\u00f3p ph\u1ea7n duy tr\u00ec s\u1ef1 an to\u00e0n c\u1ee7a c\u00e1c container trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n h\u00e0ng kh\u00f4ng.<\/p>\n\n\n\n


      \u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 M\u00e1y ki\u1ec3m tra r\u00f2 r\u1ec9<\/strong> ho\u1eb7c \u0111\u1ec3 t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 C\u00e1c thi\u1ebft b\u1ecb c\u1ee7a Cell Instruments\u2019<\/strong> c\u00e1c gi\u1ea3i ph\u00e1p cho Ki\u1ec3m tra t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a th\u00f9ng ch\u1ee9a c\u1ee9ng<\/strong>, vui l\u00f2ng li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i. C\u00e1c s\u1ea3n ph\u1ea9m c\u1ee7a ch\u00fang t\u00f4i mang l\u1ea1i \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ea7n thi\u1ebft cho vi\u1ec7c ki\u1ec3m tra r\u00f2 r\u1ec9 to\u00e0n di\u1ec7n v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng.<\/p>\n\n\n\n

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

      Th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 b\u1eb1ng ng\u00e2m n\u01b0\u1edbc l\u00e0 m\u1ed9t quy tr\u00ecnh quan tr\u1ecdng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a c\u00e1c th\u00f9ng ch\u1ee9a c\u1ee9ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng th\u00f9ng ch\u1ee9a \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 v\u1eadn chuy\u1ec3n ch\u1ea5t l\u1ecfng nguy hi\u1ec3m. Th\u1eed nghi\u1ec7m n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n theo ti\u00eau chu\u1ea9n ASTM D4991 v\u00e0 cung c\u1ea5p m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c th\u00f9ng ch\u1ee9a kh\u00f4ng b\u1ecb r\u00f2 r\u1ec9 trong \u0111i\u1ec1u ki\u1ec7n ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t, ch\u1eb3ng h\u1ea1n nh\u01b0 nh\u1eefng \u0111i\u1ec1u ki\u1ec7n g\u1eb7p ph\u1ea3i [\u2026]","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-4551","post","type-post","status-publish","format-standard","hentry","category-test-method"],"yoast_head":"\nWater Immersion Leak Test for Rigid Containers ASTM D4991 Bubble Leak Test<\/title>\n<meta name=\"description\" content=\"Explore the Water Immersion Leak Test and its importance for Rigid Container Integrity Testing. 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