{"id":7530,"date":"2019-08-29T03:33:30","date_gmt":"2019-08-29T03:33:30","guid":{"rendered":"https:\/\/phelieu247.com\/?p=7530"},"modified":"2020-02-20T14:55:16","modified_gmt":"2020-02-20T07:55:16","slug":"hop-kim-thep","status":"publish","type":"post","link":"https:\/\/phelieu247.com\/en\/hop-kim-thep\/","title":{"rendered":"L\u1ee3i \u00cdch C\u1ee7a H\u1ee3p Kim Th\u00e9p Th\u00f4ng Th\u01b0\u1eddng"},"content":{"rendered":"

Sorry, this entry is only available in Ti\u1ebfng Vi\u1ec7t<\/a>. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language.<\/p>

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Th\u00e9p v\u1ec1 c\u01a1 b\u1ea3n l\u00e0 s\u1eaft v\u00e0 h\u1ee3p kim carbon v\u1edbi c\u00e1c y\u1ebfu t\u1ed1 b\u1ed5 sung nh\u1ea5t \u0111\u1ecbnh. Qu\u00e1 tr\u00ecnh th\u00e9p \u0111\u01b0\u1ee3c h\u1ee3p kim h\u00f3a \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 thay \u0111\u1ed5i th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a th\u00e9p v\u00e0 c\u1ea3i thi\u1ec7n t\u00ednh ch\u1ea5t c\u1ee7a n\u00f3 so v\u1edbi th\u00e9p carbon ho\u1eb7c \u0111i\u1ec1u ch\u1ec9nh ch\u00fang \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u c\u1ee7a m\u1ed9t \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3.<\/p>\n

\"L\u1ee3i<\/p>\n

Trong qu\u00e1 tr\u00ecnh h\u1ee3p kim h\u00f3a, c\u00e1c kim lo\u1ea1i \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p \u0111\u1ec3 t\u1ea1o ra c\u00e1c c\u1ea5u tr\u00fac m\u1edbi cung c\u1ea5p c\u01b0\u1eddng \u0111\u1ed9 cao h\u01a1n, \u00edt \u0103n m\u00f2n h\u01a1n ho\u1eb7c c\u00e1c \u0111\u1eb7c t\u00ednh kh\u00e1c. Th\u00e9p kh\u00f4ng g\u1ec9 – inox<\/strong> l\u00e0 m\u1ed9t v\u00ed d\u1ee5 v\u1ec1 th\u00e9p h\u1ee3p kim bao g\u1ed3m b\u1ed5 sung cr\u00f4m.<\/p>\n

L\u1ee3i \u00cdch C\u1ee7a H\u1ee3p Kim Th\u00e9p<\/strong><\/p>\n

C\u00e1c y\u1ebfu t\u1ed1 h\u1ee3p kim kh\u00e1c nhau. M\u1ed9t s\u1ed1 t\u00ednh ch\u1ea5t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n th\u00f4ng qua h\u1ee3p kim h\u00f3a bao g\u1ed3m:<\/p>\n

+ \u1ed4n \u0111\u1ecbnh austenite :<\/strong> C\u00e1c nguy\u00ean t\u1ed1 nh\u01b0 niken, mangan, coban v\u00e0 \u0111\u1ed3ng l\u00e0m t\u0103ng ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 trong \u0111\u00f3 austenite t\u1ed3n t\u1ea1i.<\/p>\n

+ \u1ed4n \u0111\u1ecbnh ferrite\u00a0:<\/strong> Crom, vonfram, molypden, vanadi, nh\u00f4m v\u00e0 silic c\u00f3 th\u1ec3 gi\u00fap l\u00e0m gi\u1ea3m \u0111\u1ed9 h\u00f2a tan c\u1ee7a carbon trong austenite.\u00a0\u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn s\u1ef1 gia t\u0103ng s\u1ed1 l\u01b0\u1ee3ng cacbua trong th\u00e9p v\u00e0 l\u00e0m gi\u1ea3m ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 trong \u0111\u00f3 austenite t\u1ed3n t\u1ea1i.<\/p>\n

+ Cacbua h\u00ecnh th\u00e0nh\u00a0:<\/strong> Nhi\u1ec1u kim lo\u1ea1i nh\u1ecf, bao g\u1ed3m crom, vonfram, molypden, titan, niobi, tantalum v\u00e0 zirconi, t\u1ea1o ra c\u00e1c cacbua m\u1ea1nh m\u00e0 th\u00e9p trong th\u00e9p t\u0103ng \u0111\u1ed9 c\u1ee9ng v\u00e0 s\u1ee9c m\u1ea1nh.\u00a0Th\u00e9p nh\u01b0 v\u1eady th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m th\u00e9p t\u1ed1c \u0111\u1ed9 cao v\u00e0 th\u00e9p c\u00f4ng c\u1ee5 gia c\u00f4ng n\u00f3ng.<\/p>\n

+ Graphitizing\u00a0:<\/strong> Silicon, niken, coban v\u00e0 nh\u00f4m c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m t\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a cacbua trong th\u00e9p, th\u00fac \u0111\u1ea9y s\u1ef1 ph\u00e2n h\u1ee7y c\u1ee7a ch\u00fang v\u00e0 h\u00ecnh th\u00e0nh than ch\u00ec t\u1ef1 do.<\/p>\n

Trong c\u00e1c \u1ee9ng d\u1ee5ng c\u1ea7n gi\u1ea3m n\u1ed3ng \u0111\u1ed9 eutectoid, titan, molypden, vonfram, silicon, crom v\u00e0 niken \u0111\u01b0\u1ee3c th\u00eam v\u00e0o.\u00a0Nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y \u0111\u1ec1u l\u00e0m gi\u1ea3m n\u1ed3ng \u0111\u1ed9 eutectoid c\u1ee7a carbon trong th\u00e9p.<\/p>\n

\"L\u1ee3i<\/p>\n

Nhi\u1ec1u \u1ee9ng d\u1ee5ng th\u00e9p<\/strong><\/a> y\u00eau c\u1ea7u t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n. \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 n\u00e0y, nh\u00f4m, silicon v\u00e0 crom \u0111\u01b0\u1ee3c h\u1ee3p kim h\u00f3a. Ch\u00fang t\u1ea1o th\u00e0nh m\u1ed9t l\u1edbp oxit b\u1ea3o v\u1ec7 tr\u00ean b\u1ec1 m\u1eb7t th\u00e9p. Do \u0111\u00f3 b\u1ea3o v\u1ec7 kim lo\u1ea1i kh\u1ecfi b\u1ecb h\u01b0 h\u1ecfng th\u00eam trong m\u1ed9t s\u1ed1 m\u00f4i tr\u01b0\u1eddng nh\u1ea5t \u0111\u1ecbnh.<\/p>\n

H\u1ee3p Kim Th\u00e9p Th\u00f4ng Th\u01b0\u1eddng<\/strong><\/p>\n

D\u01b0\u1edbi \u0111\u00e2y l\u00e0 danh s\u00e1ch c\u00e1c y\u1ebfu t\u1ed1 h\u1ee3p kim th\u00e9p<\/strong><\/a> th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u00e0 t\u00e1c \u0111\u1ed9ng c\u1ee7a ch\u00fang \u0111\u1ed1i v\u1edbi th\u00e9p (h\u00e0m l\u01b0\u1ee3ng ti\u00eau chu\u1ea9n trong ngo\u1eb7c \u0111\u01a1n):<\/p>\n

\u2022 Th\u00e9p + Nh\u00f4m (0,95-1,30%):<\/strong> M\u1ed9t ch\u1ea5t kh\u1eed oxy.\u00a0\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 h\u1ea1n ch\u1ebf s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c h\u1ea1t austenite.<\/p>\n

\u2022 Th\u00e9p + Boron (0,001-0,003%):<\/strong> M\u1ed9t t\u00e1c nh\u00e2n c\u00f3 \u0111\u1ed9 c\u1ee9ng gi\u00fap c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng bi\u1ebfn d\u1ea1ng v\u00e0 kh\u1ea3 n\u0103ng gia c\u00f4ng.\u00a0Boron \u0111\u01b0\u1ee3c th\u00eam v\u00e0o th\u00e9p ti\u00eau di\u1ec7t ho\u00e0n to\u00e0n v\u00e0 ch\u1ec9 c\u1ea7n th\u00eam v\u00e0o v\u1edbi s\u1ed1 l\u01b0\u1ee3ng r\u1ea5t nh\u1ecf \u0111\u1ec3 c\u00f3 t\u00e1c d\u1ee5ng l\u00e0m c\u1ee9ng.\u00a0B\u1ed5 sung boron c\u00f3 hi\u1ec7u qu\u1ea3 nh\u1ea5t trong th\u00e9p carbon th\u1ea5p.<\/p>\n

\u2022 Th\u00e9p + Chromium (0,5-18%):<\/strong> Th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9.\u00a0V\u1edbi h\u00e0m l\u01b0\u1ee3ng h\u01a1n 12 ph\u1ea7n tr\u0103m, crom c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n.\u00a0Kim lo\u1ea1i c\u0169ng c\u1ea3i thi\u1ec7n \u0111\u1ed9 c\u1ee9ng, s\u1ee9c m\u1ea1nh, \u0111\u00e1p \u1ee9ng v\u1edbi\u00a0x\u1eed l\u00fd nhi\u1ec7t\u00a0v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n.<\/p>\n

\u2022 Th\u00e9p + Cobalt:<\/strong> C\u1ea3i thi\u1ec7n s\u1ee9c m\u1ea1nh \u1edf nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 t\u00ednh th\u1ea5m t\u1eeb.<\/p>\n

\u2022 Th\u00e9p + \u0110\u1ed3ng (0,1-0,4%):<\/strong> Th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y nh\u01b0 m\u1ed9t t\u00e1c nh\u00e2n c\u00f2n l\u1ea1i trong th\u00e9p, \u0111\u1ed3ng c\u0169ng \u0111\u01b0\u1ee3c th\u00eam v\u00e0o \u0111\u1ec3 t\u1ea1o ra\u00a0c\u00e1c \u0111\u1eb7c t\u00ednh\u00a0l\u00e0m c\u1ee9ng k\u1ebft t\u1ee7a\u00a0v\u00e0 t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n.<\/p>\n

\u2022 Th\u00e9p + Ch\u00ec:<\/strong> M\u1eb7c d\u00f9 h\u1ea7u nh\u01b0 kh\u00f4ng h\u00f2a tan trong th\u00e9p l\u1ecfng ho\u1eb7c th\u00e9p r\u1eafn, \u0111\u00f4i khi ch\u00ec \u0111\u01b0\u1ee3c th\u00eam v\u00e0o th\u00e9p carbon th\u00f4ng qua s\u1ef1 ph\u00e2n t\u00e1n c\u01a1 h\u1ecdc trong qu\u00e1 tr\u00ecnh r\u00f3t \u0111\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng gia c\u00f4ng.<\/p>\n

\"H\u1ee3p<\/p>\n

\u2022 Th\u00e9p + Mangan (0,25-13%):<\/strong> T\u0103ng s\u1ee9c m\u1ea1nh \u1edf nhi\u1ec7t \u0111\u1ed9 cao b\u1eb1ng c\u00e1ch lo\u1ea1i b\u1ecf s\u1ef1 h\u00ecnh th\u00e0nh c\u1ee7a sunfua s\u1eaft.\u00a0Mangan c\u0169ng c\u1ea3i thi\u1ec7n \u0111\u1ed9 c\u1ee9ng,\u00a0\u0111\u1ed9 d\u1ebbo\u00a0v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n.\u00a0Gi\u1ed1ng nh\u01b0 niken, mangan l\u00e0 m\u1ed9t nguy\u00ean t\u1ed1 h\u00ecnh th\u00e0nh austenite v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong AISI 200 Series\u00a0th\u00e9p kh\u00f4ng g\u1ec9 Austenitic\u00a0thay th\u1ebf cho niken.<\/p>\n

\u2022 Th\u00e9p + Molypden (0,2-5.0%):<\/strong> \u0110\u01b0\u1ee3c t\u00ecm th\u1ea5y v\u1edbi s\u1ed1 l\u01b0\u1ee3ng nh\u1ecf b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9, molypden l\u00e0m t\u0103ng \u0111\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 b\u1ec1n, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf nhi\u1ec7t \u0111\u1ed9 cao.\u00a0Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong th\u00e9p austenit crom-niken, molypden b\u1ea3o v\u1ec7 ch\u1ed1ng \u0103n m\u00f2n r\u1ed7 do clorua v\u00e0 h\u00f3a ch\u1ea5t l\u01b0u hu\u1ef3nh.<\/p>\n

\u2022 Th\u00e9p + Niken (2-20%):<\/strong> M\u1ed9t nguy\u00ean t\u1ed1 h\u1ee3p kim kh\u00e1c quan tr\u1ecdng \u0111\u1ed1i v\u1edbi th\u00e9p kh\u00f4ng g\u1ec9, niken \u0111\u01b0\u1ee3c th\u00eam v\u00e0o v\u1edbi h\u00e0m l\u01b0\u1ee3ng h\u01a1n 8% \u0111\u1ed1i v\u1edbi th\u00e9p kh\u00f4ng g\u1ec9 cr\u00f4m cao.\u00a0Niken l\u00e0m t\u0103ng s\u1ee9c m\u1ea1nh, \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp v\u00e0 \u0111\u1ed9 d\u1ebbo dai, \u0111\u1ed3ng th\u1eddi c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a v\u00e0 \u0103n m\u00f2n.\u00a0N\u00f3 c\u0169ng l\u00e0m t\u0103ng \u0111\u1ed9 d\u1ebbo dai \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p khi th\u00eam m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf.<\/p>\n

\u2022 Th\u00e9p + Niobi:<\/strong> C\u00f3 l\u1ee3i \u00edch \u1ed5n \u0111\u1ecbnh carbon b\u1eb1ng c\u00e1ch t\u1ea1o th\u00e0nh c\u00e1c cacbua c\u1ee9ng v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong th\u00e9p nhi\u1ec7t \u0111\u1ed9 cao.\u00a0V\u1edbi m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf, niobi c\u00f3 th\u1ec3 l\u00e0m t\u0103ng \u0111\u00e1ng k\u1ec3 c\u01b0\u1eddng \u0111\u1ed9 n\u0103ng su\u1ea5t v\u00e0 \u1edf m\u1ee9c \u0111\u1ed9 th\u1ea5p h\u01a1n, \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a th\u00e9p c\u0169ng nh\u01b0 c\u00f3 l\u01b0\u1ee3ng m\u01b0a v\u1eeba ph\u1ea3i t\u0103ng c\u01b0\u1eddng hi\u1ec7u qu\u1ea3.<\/p>\n

\u2022 Th\u00e9p + Nit\u01a1:<\/strong> T\u0103ng \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh austenitic c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 c\u1ea3i thi\u1ec7n s\u1ee9c m\u1ea1nh n\u0103ng su\u1ea5t trong c\u00e1c lo\u1ea1i th\u00e9p nh\u01b0 v\u1eady.<\/p>\n

\u2022 Th\u00e9p + Ph\u1ed1t pho:<\/strong> Ph\u1ed1t pho th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u00eam v\u1edbi l\u01b0u hu\u1ef3nh \u0111\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng gia c\u00f4ng trong th\u00e9p h\u1ee3p kim th\u1ea5p.\u00a0N\u00f3 c\u0169ng th\u00eam s\u1ee9c m\u1ea1nh v\u00e0 t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n.<\/p>\n

\u2022 Th\u00e9p + Selen:<\/strong> T\u0103ng kh\u1ea3 n\u0103ng gia c\u00f4ng.<\/p>\n

\u2022 Th\u00e9p + Silic (0,2-2,0%):<\/strong> Kim lo\u1ea1i n\u00e0y c\u1ea3i thi\u1ec7n s\u1ee9c m\u1ea1nh, \u0111\u1ed9 \u0111\u00e0n h\u1ed3i, kh\u00e1ng axit v\u00e0 d\u1eabn \u0111\u1ebfn k\u00edch th\u01b0\u1edbc h\u1ea1t l\u1edbn h\u01a1n. Do \u0111\u00f3, d\u1eabn \u0111\u1ebfn t\u00ednh th\u1ea5m t\u1eeb l\u1edbn h\u01a1n. B\u1edfi v\u00ec silicon \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u1ed9t t\u00e1c nh\u00e2n kh\u1eed oxy trong s\u1ea3n xu\u1ea5t th\u00e9p, n\u00ean n\u00f3 h\u1ea7u nh\u01b0 lu\u00f4n \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y \u1edf m\u1ed9t s\u1ed1 ph\u1ea7n tr\u0103m trong t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i th\u00e9p.<\/p>\n

\u2022 Th\u00e9p + L\u01b0u hu\u1ef3nh (0,08-0,15%):<\/strong> \u0110\u01b0\u1ee3c th\u00eam v\u00e0o m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf, l\u01b0u hu\u1ef3nh gi\u00fap c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng gia c\u00f4ng m\u00e0 kh\u00f4ng g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng n\u00f3ng.\u00a0V\u1edbi vi\u1ec7c b\u1ed5 sung \u0111\u1ed9 n\u00f3ng c\u1ee7a mangan s\u1ebd gi\u1ea3m h\u01a1n n\u1eefa do th\u1ef1c t\u1ebf l\u00e0 mangan sulfide c\u00f3 \u0111i\u1ec3m n\u00f3ng ch\u1ea3y cao h\u01a1n so v\u1edbi sunfua s\u1eaft.<\/p>\n

\u2022 Th\u00e9p + Titanium:<\/strong> C\u1ea3i thi\u1ec7n c\u1ea3 s\u1ee9c m\u1ea1nh v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n trong khi h\u1ea1n ch\u1ebf k\u00edch th\u01b0\u1edbc h\u1ea1t austenite.\u00a0V\u1edbi h\u00e0m l\u01b0\u1ee3ng titan 0,25-0,60%, carbon k\u1ebft h\u1ee3p v\u1edbi titan, cho ph\u00e9p crom gi\u1eef nguy\u00ean ranh gi\u1edbi h\u1ea1t v\u00e0 ch\u1ed1ng l\u1ea1i qu\u00e1 tr\u00ecnh oxy h\u00f3a.<\/p>\n

\u2022 Th\u00e9p + Vonfram:<\/strong> S\u1ea3n xu\u1ea5t cacbua \u1ed5n \u0111\u1ecbnh v\u00e0 tinh ch\u1ec9nh k\u00edch th\u01b0\u1edbc h\u1ea1t \u0111\u1ec3 t\u0103ng \u0111\u1ed9 c\u1ee9ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n

\u2022 Th\u00e9p + Vanadi (0,15%):<\/strong> Gi\u1ed1ng nh\u01b0 titan v\u00e0 niobi, vanadi c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c cacbua \u1ed5n \u0111\u1ecbnh l\u00e0m t\u0103ng s\u1ee9c m\u1ea1nh \u1edf nhi\u1ec7t \u0111\u1ed9 cao.\u00a0B\u1eb1ng c\u00e1ch th\u00fac \u0111\u1ea9y m\u1ed9t c\u1ea5u tr\u00fac h\u1ea1t m\u1ecbn, \u0111\u1ed9 d\u1ebbo c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1eef l\u1ea1i.<\/p>\n

\u2022 Th\u00e9p + Zirconium (0,1%):<\/strong> T\u0103ng s\u1ee9c m\u1ea1nh v\u00e0 gi\u1edbi h\u1ea1n k\u00edch th\u01b0\u1edbc h\u1ea1t.\u00a0S\u1ee9c m\u1ea1nh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u0103ng l\u00ean \u0111\u00e1ng ch\u00fa \u00fd \u1edf nhi\u1ec7t \u0111\u1ed9 r\u1ea5t th\u1ea5p (d\u01b0\u1edbi m\u1ee9c \u0111\u00f3ng b\u0103ng).\u00a0Th\u00e9p bao g\u1ed3m zirconium h\u00e0m l\u01b0\u1ee3ng l\u00ean \u0111\u1ebfn kho\u1ea3ng 0,1% s\u1ebd c\u00f3 k\u00edch th\u01b0\u1edbc h\u1ea1t nh\u1ecf h\u01a1n v\u00e0 ch\u1ed1ng g\u00e3y x\u01b0\u01a1ng.<\/p>\n

\u21d2 Thu mua th\u00e9p ph\u1ebf li\u1ec7u<\/a> \u21d0<\/strong><\/p>\n

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\n <\/span>\n <\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

Sorry, this entry is only available in Ti\u1ebfng Vi\u1ec7t. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language. Th\u00e9p v\u1ec1 c\u01a1 b\u1ea3n l\u00e0 s\u1eaft v\u00e0 h\u1ee3p kim carbon v\u1edbi c\u00e1c y\u1ebfu t\u1ed1 b\u1ed5 sung nh\u1ea5t \u0111\u1ecbnh. Qu\u00e1 tr\u00ecnh th\u00e9p … Continue reading L\u1ee3i \u00cdch C\u1ee7a H\u1ee3p Kim Th\u00e9p Th\u00f4ng Th\u01b0\u1eddng<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":7533,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-7530","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/posts\/7530","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/comments?post=7530"}],"version-history":[{"count":1,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/posts\/7530\/revisions"}],"predecessor-version":[{"id":8351,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/posts\/7530\/revisions\/8351"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/media\/7533"}],"wp:attachment":[{"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/media?parent=7530"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/categories?post=7530"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/tags?post=7530"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}