{"id":2133,"date":"2021-04-13T13:12:17","date_gmt":"2021-04-13T13:12:17","guid":{"rendered":"https:\/\/wldstainless.com\/?p=2133"},"modified":"2021-04-13T13:14:08","modified_gmt":"2021-04-13T13:14:08","slug":"when-stainless-steel-bellows-used-in-shell-heat-exchanger","status":"publish","type":"post","link":"https:\/\/wldstainless.com\/vi\/when-stainless-steel-bellows-used-in-shell-heat-exchanger\/","title":{"rendered":"Khi s\u1eed d\u1ee5ng \u1ed1ng th\u1ed5i b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 trong b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t d\u1ea1ng v\u1ecf"},"content":{"rendered":"<p>B\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t \u1ed1ng th\u1ed5i l\u00e0 b\u1ea3n n\u00e2ng c\u1ea5p d\u1ef1a tr\u00ean b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t \u1ed1ng th\u1eb3ng (s\u00e1ng). Thi\u1ebft k\u1ebf \u0111\u1ec9nh v\u00e0 m\u00e1ng s\u00f3ng k\u1ebf th\u1eeba \u01b0u \u0111i\u1ec3m c\u1ee7a d\u00e0n trao \u0111\u1ed5i nhi\u1ec7t d\u1ea1ng \u1ed1ng nh\u01b0 \u0111\u1ed9 b\u1ec1n, an to\u00e0n, \u0111\u1ed3ng th\u1eddi kh\u1eafc ph\u1ee5c \u0111\u01b0\u1ee3c c\u00e1c khuy\u1ebft \u0111i\u1ec3m nh\u01b0 kh\u1ea3 n\u0103ng truy\u1ec1n nhi\u1ec7t k\u00e9m, d\u1ec5 \u0111\u00f3ng c\u1eb7n. Nguy\u00ean t\u1eafc l\u00e0 c\u1ea3i thi\u1ec7n t\u1ed5ng h\u1ec7 s\u1ed1 truy\u1ec1n nhi\u1ec7t \u0111\u1ec3 gi\u1ea3m di\u1ec7n t\u00edch truy\u1ec1n nhi\u1ec7t c\u1ea7n thi\u1ebft, c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m v\u1eadt li\u1ec7u v\u00e0 gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng d\u01b0\u1edbi c\u00f9ng hi\u1ec7u \u1ee9ng truy\u1ec1n nhi\u1ec7t.<\/p>\n<p>B\u1edfi v\u00ec th\u00e2n \u1ed1ng th\u1ed5i \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng c\u00e1ch \u00e9p l\u1ea1nh\u00a0<a href=\"https:\/\/wldstainless.com\/products\/stainless-steel-u-bend-tube\/\">\u1ed1ng s\u00e1ng<\/a> ph\u00f4i th\u00e9p, ng\u01b0\u1eddi ta th\u01b0\u1eddng tin r\u1eb1ng th\u00e2n \u1ed1ng th\u1ed5i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u0103ng c\u01b0\u1eddng sau khi h\u00ecnh th\u00e0nh. Th\u00ed nghi\u1ec7m \u1ed5n \u0111\u1ecbnh \u00e1p su\u1ea5t b\u00ean ngo\u00e0i cho th\u1ea5y s\u1ef1 m\u1ea5t \u1ed5n \u0111\u1ecbnh c\u1ee7a \u1ed1ng trao \u0111\u1ed5i nhi\u1ec7t d\u1ea1ng s\u00f3ng d\u01b0\u1edbi \u00e1p su\u1ea5t b\u00ean ngo\u00e0i l\u1ea7n \u0111\u1ea7u ti\u00ean x\u1ea3y ra \u1edf ph\u1ea7n \u1ed1ng th\u1eb3ng v\u00e0 \u1ed1ng l\u01b0\u1ee3n s\u00f3ng s\u1ebd ch\u1ec9 kh\u00f4ng \u1ed5n \u0111\u1ecbnh n\u1ebfu \u00e1p su\u1ea5t b\u00ean ngo\u00e0i ti\u1ebfp t\u1ee5c t\u0103ng. \u0110i\u1ec1u n\u00e0y cho th\u1ea5y \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a ph\u1ea7n t\u00f4n t\u1ed1t h\u01a1n so v\u1edbi ph\u1ea7n th\u1eb3ng v\u00e0 \u00e1p su\u1ea5t t\u1edbi h\u1ea1n c\u1ee7a ph\u1ea7n t\u00f4n cao h\u01a1n so v\u1edbi ph\u1ea7n th\u1eb3ng.<\/p>\n<p>Th\u1ef1c nghi\u1ec7m cho th\u1ea5y xu\u1ea5t hi\u1ec7n g\u1ee3n s\u00f3ng bi\u1ebfn d\u1ea1ng o\u1eb1n trong m\u00e1ng s\u00f3ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 m\u00e1ng s\u00f3ng \u0111\u01a1n c\u1ee5c b\u1ed9, nh\u00ecn chung kh\u00f4ng qu\u00e1 hai m\u00e1ng m\u1ea5t \u1ed5n \u0111\u1ecbnh c\u00f9ng l\u00fac cho th\u1ea5y \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a \u0111\u1ec9nh s\u00f3ng t\u1ed1t h\u01a1n m\u00e1ng nh\u01b0ng \u0111\u00f4i khi c\u0169ng c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n ng\u01b0\u1ee3c l\u1ea1i, trong qu\u00e1 tr\u00ecnh \u0111\u00e1nh d\u1ea5u \u00e9p ngu\u1ed9i, c\u1ea3 m\u00e1ng v\u00e0 \u0111\u1ed9 d\u00e0y th\u00e0nh c\u1ee7a ph\u1ea7n th\u1eb3ng \u0111\u1ec1u kh\u00f4ng \u0111\u1ed5i, l\u1ea1nh sau khi \u1ed1ng th\u1ef1c s\u1ef1 ng\u1eafn h\u01a1n.<\/p>\n<p>S\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a c\u00e1c \u0111\u1ec9nh v\u00e0 \u0111\u00e1y s\u00f3ng trong \u1ed1ng th\u1ed5i l\u00e0m t\u0103ng hi\u1ec7u \u1ee9ng \u0111\u1ed1i l\u01b0u trao \u0111\u1ed5i nhi\u1ec7t h\u01b0\u1edbng t\u00e2m trong c\u00e1c \u1ed1ng, nh\u01b0 minh h\u1ecda trong H\u00ecnh d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-2134\" src=\"https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Flow-in-straingt-and-bellow-exchanger.png\" alt=\"\" width=\"840\" height=\"112\" srcset=\"https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Flow-in-straingt-and-bellow-exchanger.png 840w, https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Flow-in-straingt-and-bellow-exchanger-300x40.png 300w, https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Flow-in-straingt-and-bellow-exchanger-768x102.png 768w, https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Flow-in-straingt-and-bellow-exchanger-705x94.png 705w, https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Flow-in-straingt-and-bellow-exchanger-450x60.png 450w\" sizes=\"(max-width: 840px) 100vw, 840px\" \/><\/p>\n<p>\u0110\u1ed1i l\u01b0u h\u01b0\u1edbng t\u00e2m c\u00f3 \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn t\u1ed5ng h\u1ec7 s\u1ed1 truy\u1ec1n nhi\u1ec7t, \u0111\u00e2y l\u00e0 l\u00fd do c\u01a1 b\u1ea3n khi\u1ebfn b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t d\u1ea1ng \u1ed1ng \u0111\u00f4i c\u00f3 gi\u00e1 th\u00e0nh th\u1ea5p v\u00e0 nh\u1eb9. Di\u1ec7n t\u00edch trao \u0111\u1ed5i nhi\u1ec7t c\u1ee7a <a href=\"https:\/\/wldstainless.com\/products\/stainless-steel-u-bend-tube\/\">\u1ed1ng<\/a> b\u1ec1 m\u1eb7t th\u00e2n c\u1ee7a \u1ed1ng th\u1ed5i v\u00e0 \u1ed1ng th\u1eb3ng l\u1edbn \u1edf c\u00f9ng chi\u1ec1u d\u00e0i, nh\u01b0ng s\u1ef1 thay \u0111\u1ed5i n\u00e0y \u00edt h\u01a1n nhi\u1ec1u so v\u1edbi s\u1ef1 \u0111\u00f3ng g\u00f3p c\u1ee7a vi\u1ec7c thay \u0111\u1ed5i gi\u00e1 tr\u1ecb h\u1ec7 s\u1ed1. C\u00f3 th\u1ec3 th\u1ea5y r\u00f5 v\u1eadn t\u1ed1c d\u00f2ng ch\u1ea3y c\u1ee7a \u1ed1ng th\u1eb3ng (\u00e1nh s\u00e1ng) gi\u1ea3m \u0111\u00e1ng k\u1ec3 khi \u1edf g\u1ea7n th\u00e0nh \u1ed1ng.<\/p>\n<p>B\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t d\u1ea1ng v\u1ecf c\u00f3 \u1ed1ng th\u1ed5i c\u00f3 th\u1ec3 l\u00e0m cho t\u1ed1c \u0111\u1ed9 v\u00e0 h\u01b0\u1edbng ch\u1ea5t l\u1ecfng thay \u0111\u1ed5i li\u00ean t\u1ee5c t\u1ea1o th\u00e0nh nhi\u1ec5u lo\u1ea1n so v\u1edbi b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t d\u1ea1ng \u1ed1ng th\u1eb3ng, khi\u1ebfn cho vi\u1ec7c trao \u0111\u1ed5i nhi\u1ec7t v\u1edbi th\u00e0nh \u1ed1ng, hi\u1ec7u \u1ee9ng bi\u00ean \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn qu\u00e1 tr\u00ecnh truy\u1ec1n nhi\u1ec7t s\u1ebd kh\u00f4ng c\u00f2n t\u1ed3n t\u1ea1i. T\u1ed5ng h\u1ec7 s\u1ed1 truy\u1ec1n nhi\u1ec7t c\u00f3 th\u1ec3 t\u0103ng l\u00ean 2 ~ 3 l\u1ea7n, ho\u1ea1t \u0111\u1ed9ng th\u1ef1c t\u1ebf th\u1eadm ch\u00ed c\u00f3 th\u1ec3 \u0111\u1ea1t t\u1edbi 5 l\u1ea7n v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9, \u0111\u00f3 l\u00e0 l\u00fd do khi\u1ebfn gi\u00e1 c\u1ee7a b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t \u1ed1ng th\u1ed5i th\u1ea5p h\u01a1n gi\u00e1 c\u1ee7a b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t \u1ed1ng th\u1eb3ng trao \u0111\u1ed5i. Theo t\u00ednh to\u00e1n v\u00e0 kinh nghi\u1ec7m th\u1ef1c t\u1ebf, t\u1ed5ng h\u1ec7 s\u1ed1 truy\u1ec1n nhi\u1ec7t c\u1ee7a \u1ed1ng th\u1ed5i d\u00e0y 1 mm th\u1ea5p h\u01a1n 10% so v\u1edbi \u1ed1ng th\u1ed5i d\u00e0y 0,5 mm. D\u1eef li\u1ec7u v\u1eadn h\u00e0nh c\u1ee7a h\u00e0ng tr\u0103m b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t \u1ed1ng th\u1ed5i cho th\u1ea5y \u0111\u1ed9 d\u00e0y th\u00e0nh (h\u1ea7u h\u1ebft l\u00e0 0,5 mm) l\u00e0 nguy\u00ean nh\u00e2n ch\u00ednh khi\u1ebfn ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c 10 ~ 14 n\u0103m m\u00e0 kh\u00f4ng c\u1ea7n s\u1eeda ch\u1eefa hay h\u01b0 h\u1ecfng l\u1edbn.<\/p>\n<p>Ngo\u00e0i ra, b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t \u1ed1ng th\u1ed5i c\u00f3 th\u1ec3 ch\u1ed1ng l\u1ea1i t\u00e1c \u0111\u1ed9ng c\u1ee7a b\u00faa n\u01b0\u1edbc m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. V\u1ecf c\u1ee7a b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t d\u1ea1ng t\u1ea5m \u1ed1ng \u0111\u00f4i \u0111\u01b0\u1ee3c n\u1ed1i v\u1edbi kh\u1edbp n\u1ed1i gi\u00e3n n\u1edf. N\u1ebfu ch\u1ecbu t\u00e1c \u0111\u1ed9ng c\u1ee7a b\u00faa n\u01b0\u1edbc, khe co gi\u00e3n s\u1ebd b\u1ecb \u0111\u1eb7t sai v\u1ecb tr\u00ed. \u0110i\u1ec1u n\u00e0y x\u1ea3y ra v\u1edbi c\u1ea3 \u1ed1ng th\u1ed5i v\u00e0 b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t \u1ed1ng th\u1eb3ng, v\u00e0 s\u1ef1 bi\u1ebfn d\u1ea1ng c\u1ee7a v\u1ecf c\u00f3 th\u1ec3 khi\u1ebfn \u1ed1ng b\u1ecb xo\u1eafn. \u0110\u00f3 l\u00e0 do \u1ed1ng th\u1ed5i c\u00f3 bi\u00ean \u0111\u1ed9 gi\u00e3n n\u1edf l\u1edbn h\u01a1n, bi\u00ean \u0111\u1ed9 \u0111\u00e0n h\u1ed3i c\u1ee7a bi\u1ebfn d\u1ea1ng l\u1edbn khi b\u1ecb bi\u1ebfn d\u1ea1ng, ngh\u0129a l\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ea5t \u1ed5n \u0111\u1ecbnh r\u1ea5t m\u1ea1nh trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y. Nh\u01b0ng trong m\u1ecdi tr\u01b0\u1eddng h\u1ee3p, trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t \u0111\u1ec3 tr\u00e1nh x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng b\u00faa n\u01b0\u1edbc, c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng van g\u00f3c, c\u00f4ng t\u1eafc tr\u1ec5 v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p kh\u00e1c.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-2135\" src=\"https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Dislocation-deformation-of-expansion-joint.png\" alt=\"\" width=\"439\" height=\"200\" srcset=\"https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Dislocation-deformation-of-expansion-joint.png 439w, https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Dislocation-deformation-of-expansion-joint-300x137.png 300w\" sizes=\"(max-width: 439px) 100vw, 439px\" \/><\/p>\n<h3>\u01afu \u0111i\u1ec3m c\u1ee7a b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t v\u1ecf th\u00e9p kh\u00f4ng g\u1ec9<\/h3>\n<ul>\n<li>Hi\u1ec7u su\u1ea5t truy\u1ec1n nhi\u1ec7t cao<\/li>\n<\/ul>\n<p>Thi\u1ebft k\u1ebf \u0111\u1ec9nh v\u00e0 m\u00e1ng \u0111\u1eb7c bi\u1ec7t c\u1ee7a \u1ed1ng th\u1ed5i l\u00e0m cho ch\u1ea5t l\u1ecfng ch\u1ea3y do s\u1ef1 \u0111\u1ed9t bi\u1ebfn li\u00ean t\u1ee5c c\u1ee7a ph\u1ea7n b\u00ean trong v\u00e0 b\u00ean ngo\u00e0i c\u1ee7a \u1ed1ng t\u1ea1o th\u00e0nh nhi\u1ec5u lo\u1ea1n m\u1ea1nh. Ngay c\u1ea3 trong tr\u01b0\u1eddng h\u1ee3p t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y r\u1ea5t nh\u1ecf, ch\u1ea5t l\u1ecfng c\u00f3 th\u1ec3 h\u00ecnh th\u00e0nh s\u1ef1 x\u00e1o tr\u1ed9n m\u1ea1nh b\u00ean trong v\u00e0 b\u00ean ngo\u00e0i \u1ed1ng, gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 h\u1ec7 s\u1ed1 truy\u1ec1n nhi\u1ec7t c\u1ee7a \u1ed1ng trao \u0111\u1ed5i nhi\u1ec7t. H\u1ec7 s\u1ed1 truy\u1ec1n nhi\u1ec7t cao g\u1ea5p 2 ~ 3 l\u1ea7n so v\u1edbi b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t d\u1ea1ng \u1ed1ng truy\u1ec1n th\u1ed1ng.<\/p>\n<ul>\n<li>Kh\u00f4ng m\u1edf r\u1ed9ng quy m\u00f4 v\u00e0 ch\u1eb7n<\/li>\n<\/ul>\n<p>M\u00f4i tr\u01b0\u1eddng b\u00ean trong v\u00e0 b\u00ean ngo\u00e0i \u1ed1ng th\u1ed5i lu\u00f4n \u1edf tr\u1ea1ng th\u00e1i h\u1ed7n lo\u1ea1n cao, khi\u1ebfn c\u00e1c h\u1ea1t r\u1eafn trong m\u00f4i tr\u01b0\u1eddng kh\u00f3 l\u1eafng \u0111\u1ecdng c\u1eb7n; M\u1eb7t kh\u00e1c, b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi s\u1ef1 ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 c\u1ee7a m\u00f4i tr\u01b0\u1eddng s\u1ebd t\u1ea1o ra d\u1ea5u v\u1ebft bi\u1ebfn d\u1ea1ng gi\u00e3n n\u1edf d\u1ecdc tr\u1ee5c, \u0111\u1ed9 cong s\u1ebd thay \u0111\u1ed5i th\u01b0\u1eddng xuy\u00ean, \u1ed1ng trao \u0111\u1ed5i nhi\u1ec7t v\u00e0 b\u1ee5i b\u1ea9n s\u1ebd t\u1ea1o ra l\u1ef1c k\u00e9o l\u1edbn, ngay c\u1ea3 khi c\u00f3 quy m\u00f4 b\u00ecnh t\u0129nh s\u1ebd b\u1ecb v\u1ee1. t\u1ef1 \u0111\u1ed9ng t\u1eaft, nh\u1edd \u0111\u00f3 b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t lu\u00f4n duy tr\u00ec hi\u1ec7u su\u1ea5t truy\u1ec1n nhi\u1ec7t l\u00e2u d\u00e0i, t\u1ed1t h\u01a1n.<\/p>\n<ul>\n<li>T\u1ef1 \u0111\u1ed9ng b\u00f9<\/li>\n<\/ul>\n<p>C\u1ea5u tr\u00fac v\u00e0 h\u00ecnh d\u1ea1ng \u0111\u1eb7c bi\u1ec7t c\u1ee7a \u1ed1ng th\u1ed5i c\u00f3 th\u1ec3 gi\u1ea3m \u1ee9ng su\u1ea5t nhi\u1ec7t m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 trong \u0111i\u1ec1u ki\u1ec7n \u0111\u01b0\u1ee3c l\u00e0m n\u00f3ng m\u00e0 kh\u00f4ng c\u1ea7n th\u00eam c\u00e1c khe co gi\u00e3n, do \u0111\u00f3 \u0111\u01a1n gi\u1ea3n h\u00f3a c\u1ea5u tr\u00fac c\u1ee7a s\u1ea3n ph\u1ea9m v\u00e0 n\u00e2ng cao \u0111\u1ed9 tin c\u1eady c\u1ee7a s\u1ea3n ph\u1ea9m.<\/p>\n<ul>\n<li>Tu\u1ed5i th\u1ecd d\u00e0i<\/li>\n<\/ul>\n<p>Kh\u1ea3 n\u0103ng gi\u00e3n n\u1edf d\u1ecdc tr\u1ee5c \u0111\u01b0\u1ee3c t\u0103ng c\u01b0\u1eddng, gi\u00fap gi\u1ea3m \u1ee9ng su\u1ea5t ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 c\u00f3 th\u1ec3 th\u00edch \u1ee9ng v\u1edbi ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 l\u1edbn v\u00e0 thay \u0111\u1ed5i \u00e1p su\u1ea5t, do \u0111\u00f3 s\u1ebd kh\u00f4ng c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng r\u00f2 r\u1ec9 do v\u1ee1 mi\u1ec7ng \u1ed1ng. S\u1ef1 k\u1ebft n\u1ed1i gi\u1eefa t\u1ea5m v\u00e1ch ng\u0103n v\u00e0 \u1ed1ng th\u1ed5i gi\u00fap k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t.<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>B\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t \u1ed1ng th\u1ed5i l\u00e0 b\u1ea3n n\u00e2ng c\u1ea5p d\u1ef1a tr\u00ean b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t \u1ed1ng th\u1eb3ng (s\u00e1ng). Thi\u1ebft k\u1ebf \u0111\u1ec9nh v\u00e0 m\u00e1ng s\u00f3ng k\u1ebf th\u1eeba nh\u1eefng \u01b0u \u0111i\u1ec3m c\u1ee7a d\u00e0n trao \u0111\u1ed5i nhi\u1ec7t d\u1ea1ng \u1ed1ng nh\u01b0 \u0111\u1ed9 b\u1ec1n, an to\u00e0n, \u0111\u1ed3ng th\u1eddi kh\u1eafc ph\u1ee5c \u0111\u01b0\u1ee3c c\u00e1c khuy\u1ebft \u0111i\u1ec3m nh\u01b0 kh\u1ea3 n\u0103ng truy\u1ec1n nhi\u1ec7t k\u00e9m, d\u1ec5 [\u2026]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2133","post","type-post","status-publish","format-standard","hentry","category-social-activities"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/wldstainless.com\/vi\/wp-json\/wp\/v2\/posts\/2133","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wldstainless.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wldstainless.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wldstainless.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wldstainless.com\/vi\/wp-json\/wp\/v2\/comments?post=2133"}],"version-history":[{"count":2,"href":"https:\/\/wldstainless.com\/vi\/wp-json\/wp\/v2\/posts\/2133\/revisions"}],"predecessor-version":[{"id":2137,"href":"https:\/\/wldstainless.com\/vi\/wp-json\/wp\/v2\/posts\/2133\/revisions\/2137"}],"wp:attachment":[{"href":"https:\/\/wldstainless.com\/vi\/wp-json\/wp\/v2\/media?parent=2133"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wldstainless.com\/vi\/wp-json\/wp\/v2\/categories?post=2133"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wldstainless.com\/vi\/wp-json\/wp\/v2\/tags?post=2133"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}