{"id":75091,"date":"2025-09-12T00:22:41","date_gmt":"2025-09-11T17:22:41","guid":{"rendered":"https:\/\/www.baohoxanh.com\/blog\/?p=75091"},"modified":"2026-09-04T09:57:15","modified_gmt":"2026-09-04T02:57:15","slug":"4-lua-chon-gang-tay-cach-dien-chuyen-dung","status":"publish","type":"post","link":"https:\/\/www.baohoxanh.com\/blog\/4-lua-chon-gang-tay-cach-dien-chuyen-dung\/","title":{"rendered":"4 Y\u1ebfu T\u1ed1 L\u1ef1a Ch\u1ecdn G\u0103ng Tay C\u00e1ch \u0110i\u1ec7n Chuy\u00ean D\u1ee5ng Ph\u00f9 H\u1ee3p"},"content":{"rendered":"G\u0103ng tay c\u00e1ch \u0111i\u1ec7n l\u00e0 l\u1edbp ng\u0103n ch\u00ednh gi\u1eefa b\u00e0n tay ng\u01b0\u1eddi th\u1ee3 v\u00e0 ph\u1ea7n mang \u0111i\u1ec7n, nh\u01b0ng n\u00f3 ch\u1ec9 l\u00e0m \u0111\u01b0\u1ee3c vi\u1ec7c \u0111\u00f3 khi \u0111\u00fang c\u1ea5p \u0111i\u1ec7n \u00e1p, c\u00f2n h\u1ea1n ki\u1ec3m \u0111\u1ecbnh v\u00e0 kh\u00f4ng c\u00f3 l\u1ed7i b\u1ec1 m\u1eb7t. B\u00e0i vi\u1ebft \u0111i v\u00e0o b\u1ed1n y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh khi ch\u1ecdn g\u0103ng tay c\u00e1ch \u0111i\u1ec7n chuy\u00ean d\u1ee5ng: c\u1ea5p b\u1ea3o v\u1ec7 theo IEC 60903, ch\u1ea5t li\u1ec7u v\u00e0 \u0111\u1ed9 d\u00e0y, chu k\u1ef3 ki\u1ec3m \u0111\u1ecbnh b\u1eaft bu\u1ed9c, c\u00f9ng c\u00e1ch nh\u1eadn bi\u1ebft m\u1ed9t \u0111\u00f4i g\u0103ng \u0111\u00e3 m\u1ea5t hi\u1ec7u l\u1ef1c b\u1ea3o v\u1ec7 d\u00f9 nh\u00ecn b\u1ec1 ngo\u00e0i v\u1eabn c\u00f2n l\u00e0nh.\r\n

C\u00e1c Ti\u00eau Chu\u1ea9n An To\u00e0n C\u1ee7a M\u1ed9t <\/strong>G\u0103ng Tay C\u00e1ch \u0110i\u1ec7n Chuy\u00ean D\u1ee5ng<\/strong><\/a><\/h2>\r\n

Ti\u00eau Chu\u1ea9n V\u1ec1 An To\u00e0n C\u00e1ch \u0110i\u1ec7n<\/strong><\/h3>\r\nG\u0103ng tay c\u00e1ch \u0111i\u1ec7n kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i theo \u0111\u1ed9 d\u00e0y hay theo m\u00e0u s\u1eafc m\u00e0 theo c\u1ea5p \u0111i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c. B\u1ed9 chu\u1ea9n qu\u1ed1c t\u1ebf IEC 60903, b\u1ea3n ch\u00e2u \u00c2u l\u00e0 EN 60903 v\u00e0 b\u1ea3n Hoa K\u1ef3 l\u00e0 ASTM D120, chia g\u0103ng th\u00e0nh s\u00e1u c\u1ea5p: Class 00, Class 0, Class 1, Class 2, Class 3 v\u00e0 Class 4. M\u1ed7i c\u1ea5p \u1ee9ng v\u1edbi m\u1ed9t m\u1ee9c \u0111i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c l\u1edbn nh\u1ea5t, v\u00e0 c\u1ea5p n\u00e0y ph\u1ea3i in tr\u1ef1c ti\u1ebfp l\u00ean ph\u1ea7n c\u1ed5 g\u0103ng ch\u1ee9 kh\u00f4ng ch\u1ec9 ghi tr\u00ean bao b\u00ec.\r\n\r\nB\u1ea3ng c\u1ea5p c\u1ee7a c\u01a1 quan an to\u00e0n lao \u0111\u1ed9ng Hoa K\u1ef3 n\u00eau r\u00f5 m\u1ee9c \u0111i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c l\u1edbn nh\u1ea5t cho t\u1eebng c\u1ea5p: Class 00 d\u00f9ng t\u1edbi 500 V, Class 0 t\u1edbi 1.000 V, Class 1 t\u1edbi 7.500 V, Class 2 t\u1edbi 17.000 V, Class 3 t\u1edbi 26.500 V v\u00e0 Class 4 t\u1edbi 36.000 V. S\u00e1u con s\u1ed1 n\u00e0y l\u00e0 to\u00e0n b\u1ed9 d\u1ea3i c\u1ea5p hi\u1ec7n c\u00f3, n\u00ean khi m\u1ed9t b\u1ea3n ch\u00e0o h\u00e0ng ghi nh\u1eefng c\u1ea5p n\u1eb1m ngo\u00e0i danh s\u00e1ch tr\u00ean, \u0111\u00f3 l\u00e0 d\u1ea5u hi\u1ec7u ng\u01b0\u1eddi b\u00e1n \u0111ang t\u1ef1 \u0111\u1eb7t t\u00ean c\u1ea5p. To\u00e0n b\u1ed9 b\u1ea3ng c\u1ea5p, d\u00f2ng r\u00f2 cho ph\u00e9p v\u00e0 chu k\u1ef3 th\u1eed l\u1ea1i \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 c\u00f4ng khai trong quy \u0111\u1ecbnh electrical protective equipment 1910.137 c\u1ee7a OSHA<\/a>.\r\n\r\n\n
\"G\u0103ng
C\u1ea5p Class V\u00e0 K\u00fd Hi\u1ec7u Type \u0110\u01b0\u1ee3c In \u1ede Ph\u1ea7n C\u1ed5 G\u0103ng B\u1eb1ng M\u1ef1c Kh\u00f4ng D\u1eabn \u0110i\u1ec7n.<\/figcaption><\/figure>\n\r\n\r\n\u0110i\u1ec3m d\u1ec5 hi\u1ec3u sai nh\u1ea5t l\u00e0 quan h\u1ec7 gi\u1eefa \u0111i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c v\u00e0 \u0111i\u1ec7n \u00e1p th\u1eed. Hai con s\u1ed1 n\u00e0y kh\u00e1c nhau v\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c l\u1eabn l\u1ed9n. M\u1ed9t \u0111\u00f4i Class 0 d\u00f9ng t\u1edbi 1.000 V nh\u01b0ng khi ki\u1ec3m \u0111\u1ecbnh ph\u1ea3i ch\u1ecbu \u0111i\u1ec7n \u00e1p th\u1eed 5.000 V xoay chi\u1ec1u m\u00e0 d\u00f2ng r\u00f2 v\u1eabn n\u1eb1m d\u01b0\u1edbi ng\u01b0\u1ee1ng cho ph\u00e9p. T\u01b0\u01a1ng t\u1ef1, Class 2 d\u00f9ng t\u1edbi 17.000 V v\u00e0 \u0111\u01b0\u1ee3c th\u1eed \u1edf 20.000 V. Kho\u1ea3ng d\u00f4i d\u01b0 \u0111\u00f3 ch\u00ednh l\u00e0 bi\u00ean an to\u00e0n d\u00e0nh cho c\u00e1c t\u00ecnh hu\u1ed1ng qu\u00e1 \u00e1p tho\u00e1ng qua tr\u00ean l\u01b0\u1edbi, ch\u1ee9 kh\u00f4ng ph\u1ea3i m\u1ee9c \u0111i\u1ec7n \u00e1p m\u00e0 ng\u01b0\u1eddi th\u1ee3 \u0111\u01b0\u1ee3c ph\u00e9p l\u00e0m vi\u1ec7c.\r\n\r\nNgo\u00e0i ra, c\u00e1c ti\u00eau chu\u1ea9n an to\u00e0n c\u00f2n y\u00eau c\u1ea7u g\u0103ng tay c\u00e1ch \u0111i\u1ec7n chuy\u00ean d\u1ee5ng ph\u1ea3i c\u00f3 kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n \u0111\u1ed3ng \u0111\u1ec1u tr\u00ean to\u00e0n b\u1ed9 b\u1ec1 m\u1eb7t, kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p c\u00f3 c\u00e1c \u0111i\u1ec3m y\u1ebfu ho\u1eb7c v\u00f9ng d\u1ec5 ph\u00e1t sinh d\u00f2ng \u0111i\u1ec7n r\u00f2. B\u00ean c\u1ea1nh kh\u1ea3 n\u0103ng ch\u1ed1ng \u0111i\u1ec7n, g\u0103ng tay c\u0169ng c\u1ea7n c\u00f3 \u0111\u1ed9 d\u00e0y, \u0111\u1ed9 \u0111\u00e0n h\u1ed3i v\u00e0 kh\u1ea3 n\u0103ng \u00f4m s\u00e1t b\u00e0n tay \u0111\u1ec3 ng\u01b0\u1eddi lao \u0111\u1ed9ng thao t\u00e1c thu\u1eadn ti\u1ec7n. Trong c\u00f4ng vi\u1ec7c c\u1ea7n ch\u00ednh x\u00e1c nh\u01b0 si\u1ebft bul\u00f4ng, \u0111\u1ea5u n\u1ed1i d\u00e2y d\u1eabn hay thao t\u00e1c trong kh\u00f4ng gian h\u1eb9p, g\u0103ng tay ph\u1ea3i \u0111\u1ea3m b\u1ea3o v\u1eeba b\u1ea3o v\u1ec7 v\u1eeba h\u1ed7 tr\u1ee3 thao t\u00e1c ch\u00ednh x\u00e1c, kh\u00f4ng g\u00e2y v\u01b0\u1edbng v\u00edu.\r\n

Ti\u00eau Chu\u1ea9n V\u1ec1 Ch\u1ea5t Li\u1ec7u<\/strong><\/h3>\r\nG\u0103ng c\u00e1ch \u0111i\u1ec7n \u0111\u01b0\u1ee3c \u0111\u00fac li\u1ec1n kh\u1ed1i t\u1eeb cao su thi\u00ean nhi\u00ean ho\u1eb7c h\u1ed7n h\u1ee3p cao su t\u1ed5ng h\u1ee3p, kh\u00f4ng c\u00f3 \u0111\u01b0\u1eddng may. \u0110\u00fac li\u1ec1n l\u00e0 y\u00eau c\u1ea7u b\u1eaft bu\u1ed9c ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u1ef1a ch\u1ecdn thi\u1ebft k\u1ebf, v\u00ec m\u1ed7i \u0111\u01b0\u1eddng may l\u00e0 m\u1ed9t \u0111i\u1ec3m r\u00f2 d\u00f2ng ti\u1ec1m t\u00e0ng. M\u1ed9t \u0111\u00f4i g\u0103ng \u0111\u1ea1t chu\u1ea9n ph\u1ea3i gi\u1eef nguy\u00ean h\u00ecnh d\u1ea1ng, \u0111\u00e0n h\u1ed3i tr\u1edf l\u1ea1i sau khi k\u00e9o gi\u00e3n v\u00e0 kh\u00f4ng c\u00f3 b\u1ecdt kh\u00ed l\u1eabn trong th\u00e0nh cao su. Ch\u1ec9 m\u1ed9t l\u1ed7 kim hay m\u1ed9t h\u1ea1t t\u1ea1p ch\u1ea5t n\u1eb1m trong th\u00e0nh g\u0103ng c\u0169ng \u0111\u1ee7 \u0111\u1ec3 lo\u1ea1i \u0111\u00f4i g\u0103ng \u0111\u00f3 kh\u1ecfi ca l\u00e0m.\r\n\r\nCh\u1ea5t li\u1ec7u c\u00f2n \u0111\u01b0\u1ee3c ph\u00e2n theo kh\u1ea3 n\u0103ng kh\u00e1ng ozon, v\u00e0 \u0111\u00e2y l\u00e0 chi ti\u1ebft \u00edt ng\u01b0\u1eddi mua \u0111\u1ec3 \u00fd t\u1edbi. G\u0103ng kh\u00f4ng kh\u00e1ng ozon \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u Type I, g\u0103ng kh\u00e1ng ozon \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u Type II. Ozon sinh ra quanh thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft v\u00e0 \u1edf n\u01a1i c\u00f3 tia l\u1eeda \u0111i\u1ec7n s\u1ebd l\u00e0m cao su r\u1ea1n th\u00e0nh m\u1ea1ng v\u1ebft n\u1ee9t li ti, hi\u1ec7n t\u01b0\u1ee3ng quen g\u1ecdi l\u00e0 ozone checking. Tr\u1ea1m bi\u1ebfn \u00e1p v\u00e0 ph\u00f2ng m\u00e1y nhi\u1ec1u h\u1ed3 quang n\u00ean ch\u1ecdn Type II, c\u00f2n c\u00f4ng vi\u1ec7c ngo\u00e0i tr\u1eddi kh\u00f4 r\u00e1o th\u00ec Type I v\u1eabn \u0111\u1ee7 v\u00e0 ti\u1ebft ki\u1ec7m h\u01a1n cho \u0111\u1ecbnh m\u1ee9c c\u1ea5p ph\u00e1t.\r\n\r\n\n
\"Th\u00e2n
Th\u00e2n G\u0103ng \u0110\u00fac Li\u1ec1n Kh\u00f4ng \u0110\u01b0\u1eddng May, V\u00ec M\u1ed7i \u0110\u01b0\u1eddng May L\u00e0 M\u1ed9t \u0110i\u1ec3m R\u00f2 D\u00f2ng Ti\u1ec1m T\u00e0ng.<\/figcaption><\/figure>\n\r\n\r\nV\u00ec th\u1ee3 \u0111i\u1ec7n \u0111eo g\u0103ng nhi\u1ec1u gi\u1edd v\u00e0 thao t\u00e1c l\u1eb7p \u0111i l\u1eb7p l\u1ea1i, \u0111\u1ed9 m\u1ec1m c\u1ee7a cao su c\u0169ng l\u00e0 m\u1ed9t ch\u1ec9 ti\u00eau mua h\u00e0ng ch\u1ee9 kh\u00f4ng ph\u1ea3i chuy\u1ec7n ph\u1ee5. Cao su qu\u00e1 c\u1ee9ng l\u00e0m m\u1ecfi c\u01a1 b\u00e0n tay v\u00e0 d\u1eabn t\u1edbi h\u00e0nh vi th\u00e1o g\u0103ng gi\u1eefa ch\u1eebng.\r\n\r\nM\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng kh\u00e1c l\u00e0 m\u00f4i tr\u01b0\u1eddng h\u00f3a ch\u1ea5t, th\u1ee9 hi\u1ebfm khi \u0111\u01b0\u1ee3c t\u00ednh t\u1edbi khi l\u1eadp \u0111\u1ecbnh m\u1ee9c. D\u1ea7u m\u00e1y, dung m\u00f4i lau ti\u1ebfp \u0111i\u1ec3m v\u00e0 x\u0103ng th\u01a1m \u0111\u1ec1u l\u00e0m cao su tr\u01b0\u01a1ng n\u1edf r\u1ed3i m\u1ec1m nh\u0169n. Khi b\u1ec1 m\u1eb7t g\u0103ng \u0111\u00e3 b\u1ecb \u0103n m\u00f2n, kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n suy gi\u1ea3m tr\u01b0\u1edbc khi m\u1eaft th\u01b0\u1eddng nh\u00ecn th\u1ea5y v\u1ebft h\u1ecfng, n\u00ean n\u01a1i n\u00e0o c\u00f3 ti\u1ebfp x\u00fac dung m\u00f4i th\u00ec ph\u1ea3i r\u00fat ng\u1eafn chu k\u1ef3 ki\u1ec3m \u0111\u1ecbnh thay v\u00ec ch\u1edd \u0111\u1ee7 h\u1ea1n. Ngo\u00e0i ra, nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng c\u0169ng \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn v\u1eadt li\u1ec7u. Trong \u0111i\u1ec1u ki\u1ec7n n\u00f3ng \u1ea9m ho\u1eb7c l\u1ea1nh gi\u00e1, g\u0103ng tay c\u00e1ch \u0111i\u1ec7n chuy\u00ean d\u1ee5ng v\u1eabn ph\u1ea3i gi\u1eef nguy\u00ean t\u00ednh ch\u1ea5t c\u00e1ch \u0111i\u1ec7n v\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c bi\u1ebfn d\u1ea1ng.\r\n\r\nC\u1ea5p c\u00e0ng cao th\u00ec th\u00e0nh g\u0103ng c\u00e0ng d\u00e0y, v\u00e0 \u0111\u00f3 l\u00e0 l\u00fd do kh\u00f4ng n\u00ean m\u1eb7c \u0111\u1ecbnh ch\u1ecdn c\u1ea5p cao nh\u1ea5t cho m\u1ecdi c\u00f4ng vi\u1ec7c. G\u0103ng Class 00 v\u00e0 Class 0 m\u1ecfng, \u0111\u1ee7 d\u00f9ng cho t\u1ee7 \u0111i\u1ec7n h\u1ea1 \u00e1p v\u00e0 cho ph\u00e9p si\u1ebft bul\u00f4ng hay \u0111\u1ea5u n\u1ed1i d\u00e2y m\u00e0 kh\u00f4ng m\u1ea5t c\u1ea3m gi\u00e1c tay. G\u0103ng Class 3 v\u00e0 Class 4 d\u00e0y h\u01a1n h\u1eb3n, ph\u00f9 h\u1ee3p l\u01b0\u1edbi trung th\u1ebf nh\u01b0ng l\u00e0m thao t\u00e1c ch\u1eadm l\u1ea1i r\u00f5 r\u1ec7t. C\u1ea5p ph\u00e1t v\u01b0\u1ee3t c\u1ea5p c\u1ea7n thi\u1ebft v\u1eeba t\u1ed1n ti\u1ec1n v\u1eeba khi\u1ebfn th\u1ee3 t\u1ef1 th\u00e1o g\u0103ng ra \u0111\u1ec3 l\u00e0m cho nhanh.\r\n\r\nCh\u1ea5t l\u01b0\u1ee3ng cao su v\u00ec th\u1ebf ph\u1ee5 thu\u1ed9c v\u00e0o c\u1ea3 kh\u00e2u l\u01b0u h\u00f3a, kh\u00f4ng ch\u1ec9 v\u00e0o lo\u1ea1i nguy\u00ean li\u1ec7u.\r\n

Ti\u00eau Chu\u1ea9n Ki\u1ec3m Tra \u0110\u1ecbnh K\u1ef3 V\u00e0 B\u1ea3o Qu\u1ea3n<\/strong><\/h3>\r\nG\u0103ng c\u00e1ch \u0111i\u1ec7n l\u00e0 m\u1eb7t h\u00e0ng c\u00f3 h\u1ea1n s\u1eed d\u1ee5ng theo h\u1ed3 s\u01a1 ch\u1ee9 kh\u00f4ng theo c\u1ea3m quan. Ki\u1ec3m \u0111\u1ecbnh \u0111\u1ecbnh k\u1ef3 g\u1ed3m th\u1eed \u0111i\u1ec7n \u00e1p v\u00e0 ki\u1ec3m b\u1ec1 m\u1eb7t, m\u1ee5c \u0111\u00edch l\u00e0 lo\u1ea1i s\u1edbm nh\u1eefng \u0111\u00f4i \u0111\u00e3 m\u1ea5t kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 tr\u01b0\u1edbc khi ch\u00fang quay l\u1ea1i tay ng\u01b0\u1eddi th\u1ee3. B\u1ea3o qu\u1ea3n sai c\u00f2n r\u00fat ng\u1eafn tu\u1ed5i th\u1ecd nhanh h\u01a1n c\u1ea3 s\u1eed d\u1ee5ng: cao su ph\u01a1i n\u1eafng, \u0111\u1ec3 c\u1ea1nh ngu\u1ed3n nhi\u1ec7t ho\u1eb7c \u00e9p b\u1eb9p trong ng\u0103n k\u00e9o s\u1ebd l\u00e3o h\u00f3a v\u00e0 m\u1ea5t \u0111\u00e0n h\u1ed3i tr\u01b0\u1edbc h\u1ea1n.\r\n\r\nTrong quy tr\u00ecnh ki\u1ec3m tra, s\u1ea3n ph\u1ea9m s\u1ebd \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m ch\u1ecbu \u0111i\u1ec7n \u00e1p \u1edf m\u1ee9c cao h\u01a1n \u0111i\u1ec7n \u00e1p s\u1eed d\u1ee5ng an to\u00e0n \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh kh\u1ea3 n\u0103ng ch\u1ed1ng r\u00f2 \u0111i\u1ec7n. \u0110\u1ed3ng th\u1eddi, ng\u01b0\u1eddi ki\u1ec3m tra soi b\u1ec1 m\u1eb7t \u0111\u1ec3 t\u00ecm v\u1ebft n\u1ee9t, l\u1ed7 th\u1ee7ng, ph\u1ed3ng r\u1ed9p v\u00e0 bi\u1ebfn d\u1ea1ng b\u1ea5t th\u01b0\u1eddng. Ch\u1ec9 m\u1ed9t chi ti\u1ebft kh\u00f4ng \u0111\u1ea1t l\u00e0 lo\u1ea1i c\u1ea3 \u0111\u00f4i, kh\u00f4ng v\u00e1 v\u00edu t\u1ea1i ch\u1ed7.\r\n\r\nSong song v\u1edbi ki\u1ec3m \u0111\u1ecbnh l\u00e0 kh\u00e2u b\u1ea3o qu\u1ea3n. N\u1ebfu g\u0103ng \u0111\u01b0\u1ee3c c\u1ea5t g\u1ea7n ngu\u1ed3n nhi\u1ec7t ho\u1eb7c h\u00f3a ch\u1ea5t, v\u1eadt li\u1ec7u s\u1ebd xu\u1ed1ng c\u1ea5p nhanh v\u00e0 m\u1ea5t d\u1ea7n \u0111\u1ed9 \u0111\u00e0n h\u1ed3i l\u1eabn kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n. V\u00ec v\u1eady c\u00e1c \u0111\u01a1n v\u1ecb l\u00e0m b\u00e0i b\u1ea3n \u0111\u1ec1u b\u1ed1 tr\u00ed khu b\u1ea3o qu\u1ea3n ri\u00eang, nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111\u1ed9 \u1ea9m \u1ed5n \u0111\u1ecbnh, tr\u00e1nh \u00e1nh s\u00e1ng chi\u1ebfu tr\u1ef1c ti\u1ebfp.\r\n\r\nNg\u01b0\u1eddi lao \u0111\u1ed9ng c\u0169ng c\u1ea7n \u0111\u01b0\u1ee3c h\u01b0\u1edbng d\u1eabn thao t\u00e1c cu\u1ed1i ca: r\u1eeda nh\u1eb9, lau kh\u00f4 ho\u00e0n to\u00e0n r\u1ed3i \u0111\u1eb7t g\u0103ng v\u1ec1 \u0111\u00fang v\u1ecb tr\u00ed. G\u1ea5p g\u1ecdn hay treo sai c\u00e1ch \u0111\u1ec1u l\u00e0m th\u00e0nh g\u0103ng bi\u1ebfn d\u1ea1ng v\u00e0 t\u1ea1o n\u1ebfp g\u1ea5p, n\u01a1i cao su r\u1ea1n tr\u01b0\u1edbc ti\u00ean. T\u00fai ho\u1eb7c h\u1ed9p b\u1ea3o qu\u1ea3n ri\u00eang cho t\u1eebng \u0111\u00f4i l\u00e0 kho\u1ea3n \u0111\u1ea7u t\u01b0 nh\u1ecf nh\u01b0ng k\u00e9o d\u00e0i r\u00f5 r\u1ec7t th\u1eddi gian gi\u1eefa hai l\u1ea7n ki\u1ec3m \u0111\u1ecbnh.\r\n

C\u00e1ch Nh\u1eadn Bi\u1ebft M\u1ed9t \u0110\u00f4i G\u0103ng C\u00e1ch \u0110i\u1ec7n C\u00f2n \u0110\u1ee7 Hi\u1ec7u L\u1ef1c B\u1ea3o V\u1ec7<\/strong><\/h2>\r\n

\u0110\u1ecdc D\u1ea5u In Tr\u00ean C\u1ed5 G\u0103ng Tr\u01b0\u1edbc Khi \u0110\u1ecdc B\u1ea5t C\u1ee9 Th\u1ee9 G\u00ec Kh\u00e1c<\/strong><\/h3>\r\nM\u1ecdi th\u00f4ng tin quy\u1ebft \u0111\u1ecbnh \u0111\u1ec1u n\u1eb1m \u1edf ph\u1ea7n c\u1ed5 g\u0103ng: c\u1ea5p b\u1ea3o v\u1ec7, k\u00fd hi\u1ec7u Type, c\u1ee1 v\u00e0 t\u00ean nh\u00e0 s\u1ea3n xu\u1ea5t. D\u1ea5u in n\u00e0y b\u1eaft bu\u1ed9c ph\u1ea3i n\u1eb1m \u1edf ph\u1ea7n c\u1ed5 v\u00e0 ph\u1ea3i b\u1eb1ng m\u1ef1c kh\u00f4ng d\u1eabn \u0111i\u1ec7n, \u0111\u1ec3 kh\u00f4ng l\u00e0m h\u1ecfng t\u00ednh c\u00e1ch \u0111i\u1ec7n c\u1ee7a th\u00e2n g\u0103ng. M\u1ed9t \u0111\u00f4i g\u0103ng kh\u00f4ng \u0111\u1ecdc \u0111\u01b0\u1ee3c c\u1ea5p tr\u00ean c\u1ed5 th\u00ec ph\u1ea3i coi nh\u01b0 kh\u00f4ng c\u00f3 c\u1ea5p, d\u00f9 ng\u01b0\u1eddi b\u00e1n kh\u1eb3ng \u0111\u1ecbnh th\u1ebf n\u00e0o \u0111i n\u1eefa.\n\n\u0110i k\u00e8m v\u1edbi d\u1ea5u in l\u00e0 h\u1ed3 s\u01a1 ki\u1ec3m \u0111\u1ecbnh. G\u0103ng c\u00e1ch \u0111i\u1ec7n ph\u1ea3i \u0111\u01b0\u1ee3c th\u1eed \u0111i\u1ec7n tr\u01b0\u1edbc l\u1ea7n c\u1ea5p ph\u00e1t \u0111\u1ea7u ti\u00ean v\u00e0 \u0111\u1ecbnh k\u1ef3 sau \u0111\u00f3, n\u00ean m\u1ed7i \u0111\u00f4i c\u1ea7n c\u00f3 ng\u00e0y th\u1eed g\u1ea7n nh\u1ea5t \u0111\u1ec3 \u0111\u1ed1i chi\u1ebfu. Khi nh\u1eadn l\u00f4 h\u00e0ng, h\u00e3y \u0111\u1ed1i chi\u1ebfu ba th\u1ee9 v\u1edbi nhau: c\u1ea5p in tr\u00ean c\u1ed5 g\u0103ng, c\u1ea5p ghi trong bi\u00ean b\u1ea3n th\u1eed v\u00e0 \u0111i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c th\u1ef1c t\u1ebf c\u1ee7a c\u00f4ng \u0111o\u1ea1n s\u1ebd d\u00f9ng \u0111\u00f4i g\u0103ng \u0111\u00f3. L\u1ec7ch m\u1ed9t trong ba l\u00e0 l\u00fd do tr\u1ea3 l\u00f4.\n\n\u0110\u00e2y c\u0169ng l\u00e0 ch\u1ed7 hay b\u1ecb nh\u1ea7m s\u1ed1 hi\u1ec7u ti\u00eau chu\u1ea9n. EN 388 x\u1ebfp h\u1ea1ng r\u1ee7i ro c\u01a1 h\u1ecdc c\u1ee7a g\u0103ng b\u1ea3o h\u1ed9 n\u00f3i chung g\u1ed3m m\u00e0i m\u00f2n, c\u1eaft, x\u00e9 v\u00e0 \u0111\u00e2m xuy\u00ean, c\u00f2n EN 407 x\u1ebfp h\u1ea1ng r\u1ee7i ro nhi\u1ec7t. Kh\u00f4ng b\u1ed9 n\u00e0o trong hai b\u1ed9 \u0111\u00f3 n\u00f3i l\u00ean kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n. Chu\u1ea9n duy nh\u1ea5t tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi c\u00e1ch \u0111i\u1ec7n l\u00e0 IEC 60903, b\u1ea3n ch\u00e2u \u00c2u EN 60903 v\u00e0 b\u1ea3n Hoa K\u1ef3 ASTM D120. M\u1ed9t \u0111\u00f4i g\u0103ng ghi EN 388 m\u00e0 kh\u00f4ng ghi c\u1ea5p Class th\u00ec kh\u00f4ng ph\u1ea3i g\u0103ng c\u00e1ch \u0111i\u1ec7n.\r\n

T\u1ef1 Ki\u1ec3m \u0110\u00f4i G\u0103ng B\u1eb1ng H\u01a1i N\u00e9n Tr\u01b0\u1edbc Khi B\u01b0\u1edbc V\u00e0o Tr\u1ea1m<\/strong><\/h3>\r\nTr\u01b0\u1edbc m\u1ed7i ca l\u00e0m vi\u1ec7c, ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i t\u1ef1 ki\u1ec3m tra b\u1eb1ng m\u1eaft k\u1ebft h\u1ee3p ph\u00e9p th\u1eed th\u1ed5i kh\u00ed. C\u00e1ch l\u00e0m l\u00e0 cu\u1ed9n tr\u00f2n ph\u1ea7n c\u1ed5 g\u0103ng \u0111\u1ec3 n\u00e9n kh\u00f4ng kh\u00ed b\u00ean trong, r\u1ed3i \u0111\u01b0a l\u00ean g\u1ea7n m\u00e1 v\u00e0 tai \u0111\u1ec3 ph\u00e1t hi\u1ec7n lu\u1ed3ng kh\u00ed tho\u00e1t ra t\u1eeb nh\u1eefng l\u1ed7 nh\u1ecf m\u00e0 m\u1eaft kh\u00f4ng th\u1ea5y. C\u00f9ng l\u00fac \u0111\u00f3, quan s\u00e1t b\u1ec1 m\u1eb7t t\u00ecm v\u1ebft c\u1eaft, v\u1ebft th\u1ee7ng, m\u1ea1ng r\u1ea1n ozon v\u00e0 d\u1ecb v\u1eadt l\u1eabn trong th\u00e0nh cao su.\n\nNgo\u00e0i l\u1ed7 th\u1ee7ng c\u00f2n c\u00f3 m\u1ed9t nh\u00f3m d\u1ea5u hi\u1ec7u \u00edt ng\u01b0\u1eddi \u0111\u1ec3 \u00fd l\u00e0 thay \u0111\u1ed5i k\u1ebft c\u1ea5u cao su: tr\u01b0\u01a1ng ph\u1ed3ng, m\u1ec1m nh\u0169n, c\u1ee9ng l\u1ea1i, m\u1ea5t \u0111\u00e0n h\u1ed3i ho\u1eb7c b\u1ec1 m\u1eb7t b\u1eaft \u0111\u1ea7u d\u00ednh tay. B\u1ea5t k\u1ef3 d\u1ea5u hi\u1ec7u n\u00e0o trong nh\u00f3m n\u00e0y c\u0169ng \u0111\u1ee7 \u0111\u1ec3 \u0111\u01b0a \u0111\u00f4i g\u0103ng ra kh\u1ecfi ca l\u00e0m v\u00e0 g\u1eedi \u0111i th\u1eed l\u1ea1i, k\u1ec3 c\u1ea3 khi g\u0103ng ch\u01b0a h\u1ebft h\u1ea1n ki\u1ec3m \u0111\u1ecbnh tr\u00ean gi\u1ea5y.\r\n

V\u00ec Sao G\u0103ng C\u00e1ch \u0110i\u1ec7n Ph\u1ea3i \u0110eo K\u00e8m M\u1ed9t L\u1edbp G\u0103ng B\u1ecdc Ngo\u00e0i<\/strong><\/h3>\r\nCao su c\u00e1ch \u0111i\u1ec7n r\u1ea5t d\u1ec5 r\u00e1ch v\u00e0 m\u00e0i m\u00f2n, n\u00ean trong \u0111a s\u1ed1 c\u00f4ng vi\u1ec7c, ng\u01b0\u1eddi th\u1ee3 ph\u1ea3i \u0111eo th\u00eam m\u1ed9t l\u1edbp g\u0103ng da b\u1ecdc b\u00ean ngo\u00e0i \u0111\u00f4i g\u0103ng cao su. L\u1edbp da n\u00e0y kh\u00f4ng c\u00f3 vai tr\u00f2 c\u00e1ch \u0111i\u1ec7n; n\u00f3 ch\u1ec9 gi\u1eef cho th\u00e2n g\u0103ng cao su kh\u1ecfi b\u1ecb c\u1ea1nh kim lo\u1ea1i, \u0111\u1ea7u \u1ed1c v\u00e0 d\u00e2y th\u00e9p c\u1ee9a r\u00e1ch. B\u1ecf l\u1edbp b\u1ecdc ngo\u00e0i \u0111\u1ec3 thao t\u00e1c cho nhanh l\u00e0 c\u00e1ch ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0m h\u1ecfng m\u1ed9t \u0111\u00f4i g\u0103ng c\u00f2n h\u1ea1n ki\u1ec3m \u0111\u1ecbnh.\r\n\r\nC\u00f3 ngo\u1ea1i l\u1ec7 \u0111\u01b0\u1ee3c th\u1eeba nh\u1eadn cho nh\u1eefng thao t\u00e1c c\u1ea7n \u0111\u1ed9 kh\u00e9o tay r\u1ea5t cao, ch\u1eb3ng h\u1ea1n ch\u1ec9nh linh ki\u1ec7n nh\u1ecf trong t\u1ee7 \u0111i\u1ec1u khi\u1ec3n. Trong \u0111i\u1ec1u ki\u1ec7n d\u00f9ng h\u1ea1n ch\u1ebf \u0111\u00f3, g\u0103ng Class 0 c\u00f3 th\u1ec3 d\u00f9ng kh\u00f4ng c\u1ea7n l\u1edbp b\u1ecdc ngo\u00e0i, v\u00e0 g\u0103ng Class 00 c\u0169ng v\u1eady khi \u0111i\u1ec7n \u00e1p kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 250 V xoay chi\u1ec1u. \u0110\u1ed5i l\u1ea1i, ng\u01b0\u1eddi ki\u1ec3m tra ph\u1ea3i soi g\u0103ng k\u1ef9 h\u01a1n b\u00ecnh th\u01b0\u1eddng, v\u00e0 \u0111\u00f4i g\u0103ng \u0111\u00e3 d\u00f9ng m\u00e0 kh\u00f4ng c\u00f3 l\u1edbp b\u1ecdc ngo\u00e0i th\u00ec ph\u1ea3i g\u1eedi \u0111i th\u1eed \u0111i\u1ec7n l\u1ea1i tr\u01b0\u1edbc khi quay v\u1ec1 ca l\u00e0m.\n\nC\u1ee1 g\u0103ng c\u0169ng n\u1eb1m trong nh\u00f3m y\u1ebfu t\u1ed1 an to\u00e0n ch\u1ee9 kh\u00f4ng ch\u1ec9 l\u00e0 chuy\u1ec7n d\u1ec5 ch\u1ecbu. G\u0103ng qu\u00e1 ch\u1eadt k\u00e9o c\u0103ng th\u00e0nh cao su v\u00e0 l\u00e0m m\u1ecfi tay nhanh, c\u00f2n g\u0103ng qu\u00e1 r\u1ed9ng khi\u1ebfn ng\u01b0\u1eddi th\u1ee3 m\u1ea5t c\u1ea3m gi\u00e1c \u0111\u1ea7u ng\u00f3n v\u00e0 d\u1ec5 tu\u1ed9t khi r\u00fat tay kh\u1ecfi khoang ch\u1eadt. C\u1ea3 hai tr\u01b0\u1eddng h\u1ee3p \u0111\u1ec1u \u0111\u1ea9y ng\u01b0\u1eddi d\u00f9ng t\u1edbi h\u00e0nh vi nguy hi\u1ec3m nh\u1ea5t l\u00e0 th\u00e1o g\u0103ng ra gi\u1eefa ch\u1eebng, n\u00ean \u0111o c\u1ee1 tay tr\u01b0\u1edbc khi \u0111\u1eb7t l\u00f4 l\u00e0 vi\u1ec7c ph\u1ea3i l\u00e0m.\r\n

Nh\u1eefng T\u00ednh N\u0103ng C\u1ea7n C\u00f3 C\u1ee7a G\u0103ng Tay C\u00e1ch \u0110i\u1ec7n Chuy\u00ean D\u1ee5ng Cho Ng\u00e0nh \u0110i\u1ec7n L\u1ef1c<\/strong><\/h2>\r\nV\u1edbi ng\u00e0nh \u0111i\u1ec7n l\u1ef1c, t\u00ednh n\u0103ng \u0111\u1ea7u ti\u00ean v\u00e0 c\u0169ng l\u00e0 t\u00ednh n\u0103ng duy nh\u1ea5t kh\u00f4ng th\u1ec3 \u0111\u00e1nh \u0111\u1ed5i l\u00e0 \u0111i\u1ec7n tr\u1edf \u0111\u1ee7 l\u1edbn \u0111\u1ec3 ch\u1eb7n d\u00f2ng \u0111i qua th\u00e0nh g\u0103ng. Cao su thi\u00ean nhi\u00ean \u0111\u00fac li\u1ec1n v\u1eabn l\u00e0 v\u1eadt li\u1ec7u ph\u1ed5 bi\u1ebfn nh\u1ea5t cho nh\u00f3m n\u00e0y. \u0110\u1ed9 d\u00e0y th\u00e0nh g\u0103ng ph\u1ea3i t\u01b0\u01a1ng \u1ee9ng v\u1edbi c\u1ea5p \u0111i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c, v\u00e0 \u0111\u00f3 l\u00e0 l\u00fd do kh\u00f4ng th\u1ec3 l\u1ea5y m\u1ed9t \u0111\u00f4i g\u0103ng cao su th\u00f4ng th\u01b0\u1eddng \u1edf ch\u1ee3 v\u1eadt t\u01b0 \u0111\u1ec3 thay th\u1ebf.\r\n\r\nR\u1ee7i ro h\u1ed3 quang l\u00e0 m\u1ed9t r\u1ee7i ro ri\u00eang, kh\u00f4ng n\u1eb1m trong ph\u1ea1m vi c\u1ee7a IEC 60903. B\u1ea3n th\u00e2n g\u0103ng cao su c\u00e1ch \u0111i\u1ec7n kh\u00f4ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ecbu n\u0103ng l\u01b0\u1ee3ng h\u1ed3 quang, v\u00e0 trang b\u1ecb ch\u1ed1ng h\u1ed3 quang thu\u1ed9c m\u1ed9t nh\u00f3m s\u1ea3n ph\u1ea9m kh\u00e1c v\u1edbi s\u1ed1 hi\u1ec7u ti\u00eau chu\u1ea9n kh\u00e1c. V\u00ec v\u1eady, \u0111\u1eebng d\u00f9ng c\u1ea5p Class c\u1ee7a g\u0103ng \u0111\u1ec3 suy ra m\u1ee9c ch\u1ecbu h\u1ed3 quang. \u0110i\u1ec1u g\u0103ng c\u00e1ch \u0111i\u1ec7n ph\u1ea3i l\u00e0m \u0111\u01b0\u1ee3c l\u00e0 ch\u1ecbu l\u1ef1c u\u1ed1n, k\u00e9o v\u00e0 g\u1eadp l\u1eb7p l\u1ea1i m\u00e0 kh\u00f4ng r\u00e1ch, th\u1ee7ng hay m\u1ea5t t\u00ednh c\u00e1ch \u0111i\u1ec7n.\n\nTrong thao t\u00e1c tr\u01b0\u1edbc t\u1ee7 \u0111i\u1ec7n, \u0111\u00f4i g\u0103ng ch\u1ec9 l\u00e0 m\u1ed9t m\u1eaft x\u00edch. M\u1eb7t s\u00e0n c\u0169ng ph\u1ea3i c\u00e1ch ly v\u1edbi \u0111\u1ea5t, n\u00ean h\u1ea1ng m\u1ee5c \u0111i k\u00e8m g\u1ea7n nh\u01b0 b\u1eaft bu\u1ed9c l\u00e0 th\u1ea3m c\u00e1ch \u0111i\u1ec7n tr\u1ea3i tr\u01b0\u1edbc t\u1ee7 \u0111\u00f3ng c\u1eaft<\/a>, ch\u1ecdn c\u00f9ng d\u1ea3i \u0111i\u1ec7n \u00e1p v\u1edbi \u0111\u00f4i g\u0103ng \u0111ang c\u1ea5p ph\u00e1t.\r\n\r\nH\u1ed3 s\u01a1 mua h\u00e0ng hay v\u1ea5p \u0111\u00fang ch\u1ed7 n\u00e0y: c\u00e1ch \u0111i\u1ec7n v\u00e0 ch\u1ed1ng t\u0129nh \u0111i\u1ec7n l\u00e0 hai ch\u1ee9c n\u0103ng ng\u01b0\u1ee3c nhau, kh\u00f4ng g\u1ed9p v\u00e0o m\u1ed9t \u0111\u00f4i g\u0103ng \u0111\u01b0\u1ee3c. G\u0103ng c\u00e1ch \u0111i\u1ec7n c\u00f3 \u0111i\u1ec7n tr\u1edf r\u1ea5t cao, nhi\u1ec7m v\u1ee5 c\u1ee7a n\u00f3 l\u00e0 ch\u1eb7n d\u00f2ng v\u00e0 tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng \u0111\u01b0\u1ee3c n\u1ed1i \u0111\u1ea5t. G\u0103ng ch\u1ed1ng t\u0129nh \u0111i\u1ec7n th\u00ec ng\u01b0\u1ee3c l\u1ea1i, \u0111i\u1ec7n tr\u1edf n\u1eb1m \u1edf m\u1ee9c trung gian \u0111\u1ec3 d\u1eabn \u0111i\u1ec7n t\u00edch tr\u00ean ng\u01b0\u1eddi xu\u1ed1ng \u0111\u1ea5t m\u1ed9t c\u00e1ch c\u00f3 ki\u1ec3m so\u00e1t, v\u00e0 ph\u1ea3i n\u1ed1i \u0111\u1ea5t m\u1edbi ho\u1ea1t \u0111\u1ed9ng \u0111\u00fang.\n\nHai nh\u00f3m n\u00e0y ph\u1ee5c v\u1ee5 hai b\u00e0i to\u00e1n kh\u00e1c nhau v\u00e0 c\u00f3 b\u1ed9 chu\u1ea9n ri\u00eang. C\u00e1ch \u0111i\u1ec7n \u0111i theo IEC 60903, c\u00f2n ki\u1ec3m so\u00e1t t\u0129nh \u0111i\u1ec7n \u0111i theo IEC 61340-5-1. Y\u00eau c\u1ea7u m\u1ed9t \u0111\u00f4i g\u0103ng v\u1eeba \u0111\u1ea1t IEC 60903 v\u1eeba \u0111\u1ea1t chu\u1ea9n ch\u1ed1ng t\u0129nh \u0111i\u1ec7n l\u00e0 y\u00eau c\u1ea7u t\u1ef1 m\u00e2u thu\u1eabn, v\u00e0 nh\u00e0 cung c\u1ea5p n\u00e0o nh\u1eadn l\u1eddi c\u0169ng \u0111\u00e1ng \u0111\u1ec3 h\u1ecfi l\u1ea1i. X\u01b0\u1edfng l\u1eafp r\u00e1p \u0111i\u1ec7n t\u1eed c\u1ea7n g\u0103ng ESD; \u0111\u1ed9i thao t\u00e1c tr\u00ean l\u01b0\u1edbi c\u1ea7n g\u0103ng c\u00e1ch \u0111i\u1ec7n; hai nh\u00f3m n\u00e0y kh\u00f4ng thay th\u1ebf cho nhau.\n\nRi\u00eang kh\u1ea3 n\u0103ng ch\u1ed1ng tr\u01b0\u1ee3t th\u00ec v\u1eabn c\u1ea7n, nh\u01b0ng \u0111\u1ebfn t\u1eeb l\u1edbp g\u0103ng da b\u1ecdc ngo\u00e0i ch\u1ee9 kh\u00f4ng \u0111\u1ebfn t\u1eeb l\u1edbp cao su c\u00e1ch \u0111i\u1ec7n b\u00ean trong.\r\n\r\nM\u1ed9t chi ti\u1ebft v\u1eadn h\u00e0nh \u0111\u00e1ng \u0111\u1ea7u t\u01b0 l\u00e0 m\u00e3 m\u00e0u theo c\u1ea5p. Khi m\u1ed7i c\u1ea5p Class d\u00f9ng m\u1ed9t m\u00e0u ri\u00eang, t\u1ed5 tr\u01b0\u1edfng nh\u00ecn t\u1eeb xa c\u0169ng bi\u1ebft ng\u01b0\u1eddi th\u1ee3 \u0111ang \u0111eo \u0111\u00fang c\u1ea5p hay kh\u00f4ng, thay v\u00ec ph\u1ea3i c\u1ea7m l\u00ean \u0111\u1ecdc d\u1ea5u in \u1edf c\u1ed5 g\u0103ng.\r\n\r\nCu\u1ed1i c\u00f9ng l\u00e0 chu k\u1ef3 ki\u1ec3m \u0111\u1ecbnh, h\u1ea1ng m\u1ee5c c\u00f3 con s\u1ed1 c\u1ee5 th\u1ec3 ch\u1ee9 kh\u00f4ng n\u00f3i chung chung. G\u0103ng c\u00e1ch \u0111i\u1ec7n ph\u1ea3i th\u1eed \u0111i\u1ec7n tr\u01b0\u1edbc l\u1ea7n c\u1ea5p ph\u00e1t \u0111\u1ea7u ti\u00ean v\u00e0 th\u1eed l\u1ea1i sau m\u1ed7i s\u00e1u th\u00e1ng; \u1ed1ng tay v\u00e0 t\u1ea5m c\u00e1ch \u0111i\u1ec7n \u0111i k\u00e8m th\u00ec chu k\u1ef3 d\u00e0i h\u01a1n, m\u01b0\u1eddi hai th\u00e1ng. Ngo\u00e0i ra c\u00f2n hai m\u1ed1c b\u1eaft bu\u1ed9c th\u1eed l\u1ea1i b\u1ea5t k\u1ec3 l\u1ecbch: sau khi s\u1eeda ch\u1eefa, v\u00e0 sau khi g\u0103ng \u0111\u00e3 \u0111\u01b0\u1ee3c d\u00f9ng m\u00e0 kh\u00f4ng c\u00f3 l\u1edbp b\u1ecdc ngo\u00e0i.\r\n

C\u00e1ch L\u1ef1a Ch\u1ecdn G\u0103ng Tay C\u00e1ch \u0110i\u1ec7n Theo T\u1eebng Lo\u1ea1i C\u00f4ng Vi\u1ec7c<\/strong><\/h2>\r\nV\u1edbi s\u1eeda ch\u1eefa l\u01b0\u1edbi trung th\u1ebf ho\u1eb7c thi c\u00f4ng \u0111\u01b0\u1eddng d\u00e2y, c\u1ea5p g\u0103ng ph\u1ea3i ch\u1ecdn theo \u0111i\u1ec7n \u00e1p danh \u0111\u1ecbnh c\u1ee7a tuy\u1ebfn \u0111ang l\u00e0m, k\u00e8m l\u1edbp g\u0103ng da b\u1ecdc ngo\u00e0i ch\u1ed1ng m\u00e0i m\u00f2n. \u0110\u00e2y c\u0169ng l\u00e0 nh\u00f3m c\u00f4ng vi\u1ec7c c\u1ea7n b\u1ed9 trang b\u1ecb \u0111\u1ea7y \u0111\u1ee7 theo t\u1ea7ng: g\u0103ng c\u00e1ch \u0111i\u1ec7n cho b\u00e0n tay, v\u00e0 \u1ee7ng c\u00e1ch \u0111i\u1ec7n cho ph\u1ea7n ch\u00e2n ti\u1ebfp \u0111\u1ea5t<\/a> khi thao t\u00e1c tr\u00ean n\u1ec1n \u1ea9m ho\u1eb7c ngo\u00e0i tr\u1ea1m.\r\n\r\nL\u00e0m ngo\u00e0i tr\u1eddi th\u00ec k\u1ebb th\u00f9 c\u1ee7a cao su l\u00e0 \u00e1nh n\u1eafng v\u00e0 ozon ch\u1ee9 kh\u00f4ng ph\u1ea3i n\u01b0\u1edbc. G\u0103ng \u0111\u1ec3 tr\u00ean t\u00e1p l\u00f4 xe t\u1ea3i ph\u01a1i n\u1eafng c\u1ea3 ng\u00e0y s\u1ebd r\u1ea1n tr\u01b0\u1edbc h\u1ea1n ki\u1ec3m \u0111\u1ecbnh, n\u00ean kh\u00e2u c\u1ea5t gi\u1eef ngo\u00e0i hi\u1ec7n tr\u01b0\u1eddng c\u1ea7n t\u00fai che s\u00e1ng ri\u00eang.\r\n\r\n\n
\"G\u0103ng
L\u1edbp G\u0103ng Da B\u1ecdc Ngo\u00e0i Kh\u00f4ng C\u00e1ch \u0110i\u1ec7n, Nhi\u1ec7m V\u1ee5 C\u1ee7a N\u00f3 L\u00e0 Gi\u1eef Cho Th\u00e2n G\u0103ng Cao Su Kh\u1ecfi B\u1ecb C\u1ee9a R\u00e1ch.<\/figcaption><\/figure>\n\r\n\r\nC\u00f4ng vi\u1ec7c g\u1ea7n thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed nh\u1ea1y c\u1ea3m l\u1ea1i l\u00e0 m\u1ed9t b\u00e0i to\u00e1n kh\u00e1c h\u1eb3n. \u1ede \u0111\u00f3 r\u1ee7i ro ch\u00ednh kh\u00f4ng ph\u1ea3i \u0111i\u1ec7n gi\u1eadt m\u00e0 l\u00e0 ph\u00f3ng t\u0129nh \u0111i\u1ec7n l\u00e0m h\u1ecfng linh ki\u1ec7n, n\u00ean nh\u00f3m trang b\u1ecb ph\u1ea3i d\u00f9ng l\u00e0 g\u0103ng v\u00e0 gi\u00e0y ki\u1ec3m so\u00e1t t\u0129nh \u0111i\u1ec7n theo IEC 61340-5-1. \u0110\u01b0a g\u0103ng c\u00e1ch \u0111i\u1ec7n v\u00e0o d\u00e2y chuy\u1ec1n \u0111i\u1ec7n t\u1eed l\u00e0 l\u00e0m ng\u01b0\u1ee3c: \u0111i\u1ec7n t\u00edch t\u00edch tr\u00ean ng\u01b0\u1eddi m\u00e0 kh\u00f4ng c\u00f3 \u0111\u01b0\u1eddng tho\u00e1t xu\u1ed1ng \u0111\u1ea5t.\r\n\r\nL\u1ef1a ch\u1ecdn g\u0103ng tay c\u0169ng c\u1ea7n l\u01b0u \u00fd t\u1edbi k\u00edch c\u1ee1 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 v\u1eeba v\u1eb7n, tr\u00e1nh g\u00e2y m\u1ecfi tay ho\u1eb7c gi\u1ea3m kh\u1ea3 n\u0103ng thao t\u00e1c.\r\n\r\nT\u00f3m l\u1ea1i, th\u1ee9 t\u1ef1 ch\u1ecdn l\u00e0: x\u00e1c \u0111\u1ecbnh \u0111i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c \u0111\u1ec3 ch\u1ed1t c\u1ea5p Class, x\u00e9t m\u00f4i tr\u01b0\u1eddng ozon v\u00e0 h\u00f3a ch\u1ea5t \u0111\u1ec3 ch\u1ed1t Type, r\u1ed3i m\u1edbi \u0111\u1ebfn c\u1ee1 tay v\u00e0 l\u1edbp g\u0103ng b\u1ecdc ngo\u00e0i. \u0110\u1ea3o th\u1ee9 t\u1ef1 n\u00e0y l\u00e0 c\u00e1ch th\u01b0\u1eddng g\u1eb7p nh\u1ea5t khi\u1ebfn m\u1ed9t l\u00f4 g\u0103ng \u0111\u00fang gi\u1ea5y t\u1edd v\u1eabn kh\u00f4ng d\u00f9ng \u0111\u01b0\u1ee3c ngo\u00e0i hi\u1ec7n tr\u01b0\u1eddng.\r\n

B\u1ed1n Gi\u1ea5y T\u1edd Ph\u1ea3i C\u00f3 Trong \u0110i\u1ec1u Kho\u1ea3n K\u1ef9 Thu\u1eadt C\u1ee7a L\u00f4 G\u0103ng<\/strong><\/h2>\r\nGi\u1ea5y t\u1edd th\u1ee9 nh\u1ea5t l\u00e0 b\u1ed9 s\u1ed1 hi\u1ec7u ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c vi\u1ec7n d\u1eabn: \u0111i\u1ec1u kho\u1ea3n k\u1ef9 thu\u1eadt c\u1ee7a h\u1ee3p \u0111\u1ed3ng ph\u1ea3i n\u00eau \u0111\u1ee7 ba s\u1ed1 hi\u1ec7u IEC 60903, b\u1ea3n ch\u00e2u \u00c2u EN 60903 v\u00e0 b\u1ea3n Hoa K\u1ef3 ASTM D120. Ch\u00fang quy \u0111\u1ecbnh ch\u1ea5t li\u1ec7u, c\u1ea5p \u0111i\u1ec7n \u00e1p, \u0111\u1ed9 b\u1ec1n v\u00e0 c\u00e1c ph\u00e9p th\u1eed b\u1eaft bu\u1ed9c tr\u01b0\u1edbc khi g\u0103ng \u0111\u01b0\u1ee3c ph\u00e9p \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng. Ngo\u00e0i nh\u00f3m vi\u1ec7c tr\u00ean l\u01b0\u1edbi, ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a x\u01b0\u1edfng v\u1eabn d\u00f9ng g\u0103ng tay b\u1ea3o h\u1ed9 cho c\u00e1c c\u00f4ng \u0111o\u1ea1n kh\u00f4ng mang \u0111i\u1ec7n<\/a>, v\u00e0 hai nh\u00f3m n\u00e0y n\u00ean t\u00e1ch ri\u00eang ngay t\u1eeb kh\u00e2u c\u1ea5p ph\u00e1t \u0111\u1ec3 kh\u00f4ng b\u1ecb d\u00f9ng l\u1eabn.\r\n\r\nC\u1ea7n c\u1ea3nh gi\u00e1c v\u1edbi nh\u1eefng d\u00f2ng m\u00f4 t\u1ea3 g\u1ed9p nhi\u1ec1u ch\u1ee9c n\u0103ng v\u00e0o m\u1ed9t s\u1ea3n ph\u1ea9m, ki\u1ec3u v\u1eeba c\u00e1ch \u0111i\u1ec7n v\u1eeba kh\u00e1ng t\u0129nh \u0111i\u1ec7n v\u1eeba t\u1ef1 l\u00e0m s\u1ea1ch. V\u1edbi g\u0103ng c\u00e1ch \u0111i\u1ec7n, m\u1ed7i t\u00ednh n\u0103ng th\u00eam v\u00e0o l\u1edbp cao su \u0111\u1ec1u c\u00f3 kh\u1ea3 n\u0103ng l\u00e0m thay \u0111\u1ed5i \u0111i\u1ec7n tr\u1edf c\u1ee7a th\u00e0nh g\u0103ng, n\u00ean th\u1ee9 duy nh\u1ea5t \u0111\u00e1ng tin l\u00e0 k\u1ebft qu\u1ea3 th\u1eed \u0111i\u1ec7n c\u1ee7a ch\u00ednh l\u00f4 h\u00e0ng \u0111\u00f3.\r\n\r\nGi\u1ea5y t\u1edd th\u1ee9 hai, c\u0169ng l\u00e0 t\u00e0i li\u1ec7u quan tr\u1ecdng nh\u1ea5t trong b\u1ed9 h\u1ed3 s\u01a1, l\u00e0 bi\u00ean b\u1ea3n th\u1eed \u0111i\u1ec7n. N\u00f3 ph\u1ea3i n\u00eau c\u1ea5p Class, ng\u00e0y th\u1eed, \u0111i\u1ec7n \u00e1p th\u1eed \u0111\u00e3 \u00e1p d\u1ee5ng, d\u00f2ng r\u00f2 \u0111o \u0111\u01b0\u1ee3c v\u00e0 t\u00ean \u0111\u01a1n v\u1ecb th\u1eed. M\u1ed9t t\u1edd gi\u1ea5y ch\u1ee9ng nh\u1eadn chung chung kh\u00f4ng c\u00f3 b\u1ed1n th\u00f4ng tin \u0111\u00f3 th\u00ec kh\u00f4ng d\u00f9ng \u0111\u1ec3 \u0111\u1ed1i chi\u1ebfu \u0111\u01b0\u1ee3c khi c\u00f3 s\u1ef1 c\u1ed1.\r\n\r\nGi\u1ea5y t\u1edd th\u1ee9 ba l\u00e0 \u0111i\u1ec1u kho\u1ea3n v\u1ec1 th\u1eddi \u0111i\u1ec3m b\u1eaft \u0111\u1ea7u t\u00ednh h\u1ea1n. H\u1ea1n ki\u1ec3m \u0111\u1ecbnh ch\u1ea1y t\u1eeb ng\u00e0y th\u1eed ch\u1ee9 kh\u00f4ng t\u1eeb ng\u00e0y giao h\u00e0ng, n\u00ean m\u1ed9t l\u00f4 g\u0103ng t\u1ed3n kho l\u00e2u \u1edf ph\u00eda nh\u00e0 cung c\u1ea5p c\u00f3 th\u1ec3 t\u1edbi tay \u0111\u01a1n v\u1ecb s\u1eed d\u1ee5ng khi \u0111\u00e3 \u0111i g\u1ea7n h\u1ebft chu k\u1ef3 s\u00e1u th\u00e1ng. \u0110\u01b0a m\u1ed1c n\u00e0y v\u00e0o h\u1ee3p \u0111\u1ed3ng l\u00e0 c\u00e1ch r\u1ebb nh\u1ea5t \u0111\u1ec3 tr\u00e1nh ph\u1ea3i g\u1eedi c\u1ea3 l\u00f4 \u0111i th\u1eed l\u1ea1i ngay sau khi nh\u1eadn.\r\n\r\nGi\u1ea5y t\u1edd th\u1ee9 t\u01b0, c\u0169ng l\u00e0 m\u1ee5c cu\u1ed1i, l\u00e0 \u0111i\u1ec1u kho\u1ea3n c\u1ee1 v\u00e0 s\u1ed1 l\u01b0\u1ee3ng d\u1ef1 ph\u00f2ng. V\u00ec g\u0103ng ph\u1ea3i r\u1eddi kh\u1ecfi ca l\u00e0m ngay khi ph\u00e1t hi\u1ec7n l\u1ed7i, m\u1ed7i t\u1ed5 thao t\u00e1c c\u1ea7n c\u00f3 \u00edt nh\u1ea5t m\u1ed9t \u0111\u00f4i d\u1ef1 ph\u00f2ng c\u00f9ng c\u1ea5p, n\u1ebfu kh\u00f4ng ng\u01b0\u1eddi th\u1ee3 s\u1ebd c\u00f3 \u0111\u1ed9ng c\u01a1 gi\u1eef l\u1ea1i \u0111\u00f4i g\u0103ng \u0111\u00e1ng ng\u1edd \u0111\u1ec3 l\u00e0m cho xong vi\u1ec7c.","protected":false},"excerpt":{"rendered":"

G\u0103ng tay c\u00e1ch \u0111i\u1ec7n l\u00e0 l\u1edbp ng\u0103n ch\u00ednh gi\u1eefa b\u00e0n tay ng\u01b0\u1eddi th\u1ee3 v\u00e0 ph\u1ea7n mang \u0111i\u1ec7n, nh\u01b0ng n\u00f3 ch\u1ec9 l\u00e0m \u0111\u01b0\u1ee3c vi\u1ec7c \u0111\u00f3 khi \u0111\u00fang c\u1ea5p \u0111i\u1ec7n \u00e1p, c\u00f2n h\u1ea1n ki\u1ec3m \u0111\u1ecbnh v\u00e0 kh\u00f4ng c\u00f3 l\u1ed7i b\u1ec1 m\u1eb7t. B\u00e0i vi\u1ebft \u0111i v\u00e0o b\u1ed1n y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh khi ch\u1ecdn g\u0103ng tay c\u00e1ch \u0111i\u1ec7n chuy\u00ean…<\/p>\n","protected":false},"author":761,"featured_media":75128,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,6351,5384],"tags":[1352,7001,7002],"class_list":["post-75091","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc","category-review-san-pham","category-su-kien","tag-gang-tay-bao-ho-cao-cap","tag-gang-tay-cach-dien-chuyen-dung","tag-gang-tay-cach-dien-chuyen-dung-cho-nganh-dien-luc"],"_links":{"self":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts\/75091","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/users\/761"}],"replies":[{"embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/comments?post=75091"}],"version-history":[{"count":65,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts\/75091\/revisions"}],"predecessor-version":[{"id":94754,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts\/75091\/revisions\/94754"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/media\/75128"}],"wp:attachment":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/media?parent=75091"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/categories?post=75091"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/tags?post=75091"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}