{"id":7586,"date":"2019-09-04T03:18:35","date_gmt":"2019-09-04T03:18:35","guid":{"rendered":"https:\/\/phelieu247.com\/?p=7586"},"modified":"2020-02-20T14:53:51","modified_gmt":"2020-02-20T07:53:51","slug":"quy-trinh-san-xuat-thep","status":"publish","type":"post","link":"https:\/\/phelieu247.com\/en\/quy-trinh-san-xuat-thep\/","title":{"rendered":"L\u1ecbch S\u1eed H\u00ecnh Th\u00e0nh C\u1ee7a Th\u00e9p V\u00e0 Quy Tr\u00ecnh S\u1ea3n Xu\u1ea5t Th\u00e9p Hi\u1ec7n \u0110\u1ea1i"},"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>

<\/p>\n

Th\u00e9p, v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng quan tr\u1ecdng nh\u1ea5t c\u1ee7a th\u1ebf gi\u1edbi. N\u00f3 l\u00e0 m\u1ed9t h\u1ee3p kim s\u1eaft ch\u1ee9a t\u1eeb 0,2% \u0111\u1ebfn 2% carbon t\u00ednh theo tr\u1ecdng l\u01b0\u1ee3ng. So v\u1edbi tr\u01b0\u1edbc \u0111\u00e2y, th\u1ebf gi\u1edbi \u0111\u00e3 c\u00f3 nhi\u1ec1u m\u00e1y m\u00f3c hi\u1ec7n \u0111\u1ea1i h\u01a1n, quy tr\u00ecnh s\u1ea3n xu\u1ea5t th\u00e9p c\u0169ng c\u00f3 nhi\u1ec1u ti\u1ebfn b\u1ed9.<\/p>\n

\"L\u1ecbch<\/p>\n

L\u1ecbch s\u1eed ra \u0111\u1eddi c\u1ee7a Th\u00e9p<\/strong><\/p>\n

S\u1ef1 ra \u0111\u1eddi c\u1ee7a quy tr\u00ecnh s\u1ea3n xu\u1ea5t th\u00e9p th\u01b0\u01a1ng m\u1ea1i xu\u1ea5t hi\u1ec7n v\u00e0o cu\u1ed1i th\u1ebf k\u1ef7 19. V\u00e0 l\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a vi\u1ec7c Sir Henry Bessemer t\u1ea1o ra m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 \u0111\u1ec3 gi\u1ea3m h\u00e0m l\u01b0\u1ee3ng carbon trong gang. B\u1eb1ng c\u00e1ch h\u1ea1 th\u1ea5p l\u01b0\u1ee3ng carbon trong s\u1eaft xu\u1ed1ng kho\u1ea3ng 2%, s\u1ea3n ph\u1ea9m kim lo\u1ea1i c\u1ee9ng h\u01a1n v\u00e0 d\u1ec5 u\u1ed1n h\u01a1n c\u1ee7a th\u00e9p \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t. Tuy nhi\u00ean, \u0111\u1ec3 c\u00f3 c\u00e1i nh\u00ecn 360 \u0111\u1ed9 v\u1ec1 l\u1ecbch s\u1eed th\u00e9p, b\u1ea1n s\u1ebd ph\u1ea3i quay l\u1ea1i 4.000 n\u0103m tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u Th\u1eddi \u0111\u1ea1i \u0111\u1ed3 s\u1eaft. Th\u00e9p \u0111\u00e3 \u1edf v\u1edbi ch\u00fang ta trong m\u1ed9t th\u1eddi gian r\u1ea5t d\u00e0i.<\/p>\n

Ph\u01b0\u01a1ng th\u1ee9c s\u1ea3n xu\u1ea5t Th\u00e9p<\/strong><\/p>\n

Ng\u00e0y nay, h\u1ea7u h\u1ebft\u00a0th\u00e9p \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t\u00a0b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p oxy c\u01a1 b\u1ea3n (c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 luy\u1ec7n th\u00e9p oxy c\u01a1 b\u1ea3n ho\u1eb7c BOS).\u00a0BOS c\u00f3 \u0111\u01b0\u1ee3c t\u00ean c\u1ee7a n\u00f3 t\u1eeb qu\u00e1 tr\u00ecnh \u0111\u00f2i h\u1ecfi oxy ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ed5i v\u00e0o c\u00e1c t\u00e0u l\u1edbn ch\u1ee9a s\u1eaft n\u00f3ng ch\u1ea3y v\u00e0 th\u00e9p ph\u1ebf li\u1ec7u.<\/p>\n

M\u1eb7c d\u00f9 BOS chi\u1ebfm t\u1ef7 tr\u1ecdng l\u1edbn nh\u1ea5t trong s\u1ea3n xu\u1ea5t th\u00e9p<\/strong><\/a> to\u00e0n c\u1ea7u, vi\u1ec7c s\u1eed d\u1ee5ng l\u00f2 h\u1ed3 quang \u0111i\u1ec7n (EAF) \u0111\u00e3 ph\u00e1t tri\u1ec3n t\u1eeb \u0111\u1ea7u th\u1ebf k\u1ef7 20 v\u00e0 hi\u1ec7n chi\u1ebfm kho\u1ea3ng m\u1ed9t ph\u1ea7n ba t\u1ed5ng s\u1ea3n l\u01b0\u1ee3ng th\u00e9p.<\/p>\n

C\u00e1c lo\u1ea1i Th\u00e9p v\u00e0 th\u00e0nh ph\u1ea7n c\u1ee7a ch\u00fang<\/strong><\/p>\n

Theo Hi\u1ec7p h\u1ed9i Th\u00e9p Th\u1ebf gi\u1edbi, c\u00f3 h\u01a1n 3.500\u00a0lo\u1ea1i th\u00e9p kh\u00e1c nhau, bao g\u1ed3m c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd, h\u00f3a h\u1ecdc v\u00e0 m\u00f4i tr\u01b0\u1eddng \u0111\u1ed9c \u0111\u00e1o.\u00a0B\u1ea1n c\u00f3 th\u1ec3 t\u1ef1 h\u1ecfi l\u00e0m th\u1ebf n\u00e0o c\u00f3 th\u1ec3 c\u00f3 nhi\u1ec1u lo\u1ea1i th\u00e9p kh\u00e1c nhau khi th\u00e9p ch\u1ec9 bao g\u1ed3m s\u1eaft v\u00e0 carbon.\u00a0\u0110\u00f3 l\u00e0 b\u1edfi v\u00ec, l\u01b0\u1ee3ng carbon, c\u0169ng nh\u01b0 m\u1ee9c \u0111\u1ed9 t\u1ea1p ch\u1ea5t v\u00e0 c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim b\u1ed5 sung, x\u00e1c \u0111\u1ecbnh t\u00ednh ch\u1ea5t c\u1ee7a t\u1eebng lo\u1ea1i th\u00e9p v\u00e0 nh\u1eefng k\u1ebft h\u1ee3p \u0111\u00f3 \u0111\u1ea1t s\u1ed1 l\u01b0\u1ee3ng r\u1ea5t cao.<\/p>\n

\"C\u00e1c<\/p>\n

Th\u00e9p th\u01b0\u01a1ng m\u1ea1i th\u01b0\u1eddng \u0111\u01b0\u1ee3c ph\u00e2n th\u00e0nh b\u1ed1n nh\u00f3m t\u00f9y thu\u1ed9c v\u00e0o\u00a0h\u00e0m l\u01b0\u1ee3ng\u00a0h\u1ee3p kim kim lo\u1ea1i\u00a0v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng s\u1eed d\u1ee5ng cu\u1ed1i:<\/p>\n

\u00d7<\/strong> Th\u00e9p carbon (bao g\u1ed3m carbon th\u1ea5p, carbon trung b\u00ecnh v\u00e0 th\u00e9p carbon cao)<\/p>\n

\u00d7<\/strong> Th\u00e9p h\u1ee3p kim (bao g\u1ed3m c\u00e1c kim lo\u1ea1i h\u1ee3p kim ph\u1ed5 bi\u1ebfn nh\u01b0 mangan, silicon, niken v\u00e0 cr\u00f4m)<\/p>\n

\u00d7<\/strong> Th\u00e9p kh\u00f4ng g\u1ec9 (ch\u1ee9a kho\u1ea3ng 10 ph\u1ea7n tr\u0103m cr\u00f4m v\u00e0 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i l\u00e0 austenitic, ferritic v\u00e0 martensitic)<\/p>\n

\u00d7<\/strong> Th\u00e9p c\u00f4ng c\u1ee5 (l\u00e0 nh\u1eefng lo\u1ea1i th\u00e9p \u0111\u01b0\u1ee3c h\u1ee3p kim v\u1edbi nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 kim lo\u1ea1i c\u1ee9ng, nh\u01b0 molypden v\u00e0 vonfram)<\/p>\n

Th\u00e9p c\u00f3 m\u1ed9t lo\u1ea1t c\u00e1c th\u00e0nh ph\u1ea7n h\u1ee3p kim, cho ph\u00e9p n\u00f3 c\u00f3 c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc \u0111a d\u1ea1ng.<\/p>\n

T\u00ednh ch\u1ea5t chung c\u1ee7a Th\u00e9p<\/strong><\/p>\n

C\u00e1c lo\u1ea1i th\u00e9p kh\u00e1c nhau<\/strong><\/a> \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t theo c\u00e1c t\u00ednh ch\u1ea5t c\u1ea7n thi\u1ebft cho \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang, v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng ph\u00e2n lo\u1ea1i kh\u00e1c nhau \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e2n bi\u1ec7t th\u00e9p d\u1ef1a tr\u00ean c\u00e1c t\u00ednh ch\u1ea5t n\u00e0y, bao g\u1ed3m m\u1eadt \u0111\u1ed9, \u0111\u1ed9 \u0111\u00e0n h\u1ed3i, \u0111i\u1ec3m n\u00f3ng ch\u1ea3y, \u0111\u1ed9 d\u1eabn nhi\u1ec7t, c\u01b0\u1eddng \u0111\u1ed9 v\u00e0 \u0111\u1ed9 c\u1ee9ng (trong s\u1ed1 c\u00e1c lo\u1ea1i kh\u00e1c).\u00a0\u0110\u1ec3 t\u1ea1o ra c\u00e1c lo\u1ea1i th\u00e9p kh\u00e1c nhau, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t thay \u0111\u1ed5i lo\u1ea1i v\u00e0 s\u1ed1 l\u01b0\u1ee3ng kim lo\u1ea1i h\u1ee3p kim, quy tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 c\u00e1ch th\u1ee9c s\u1ea3n xu\u1ea5t th\u00e9p \u0111\u1ec3 s\u1ea3n xu\u1ea5t c\u00e1c s\u1ea3n ph\u1ea9m c\u1ee5 th\u1ec3.<\/p>\n

Theo Vi\u1ec7n S\u1eaft th\u00e9p Hoa K\u1ef3\u00a0(AISI), th\u00e9p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh b\u1ed1n nh\u00f3m d\u1ef1a tr\u00ean th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a ch\u00fang:<\/p>\n

\u00d7<\/strong> Th\u00e9p carbon<\/p>\n

\u00d7<\/strong> Th\u00e9p h\u1ee3p kim<\/p>\n

\u00d7<\/strong> Th\u00e9p kh\u00f4ng g\u1ec9<\/p>\n

\u00d7<\/strong> Th\u00e9p c\u00f4ng c\u1ee5<\/p>\n

C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a Th\u00e9p trong \u0111\u1eddi s\u1ed1ng h\u1eb1ng ng\u00e0y<\/strong><\/p>\n

Ch\u00ednh t\u00ednh ch\u1ea5t c\u1ee7a th\u00e9p \u0111\u00e3 khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u kim lo\u1ea1i \u0111\u01b0\u1ee3c thu mua ph\u1ebf li\u1ec7u t\u00e1i ch\u1ebf v\u00e0 s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t tr\u00ean tr\u00e1i \u0111\u1ea5t. T\u1eeb th\u00e9p kh\u00f4ng g\u1ec9 (inox)<\/strong> v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ebfn c\u00e1c s\u1ea3n ph\u1ea9m carbon ph\u1eb3ng, c\u00e1c d\u1ea1ng v\u00e0 h\u1ee3p kim kh\u00e1c nhau c\u1ee7a th\u00e9p cung c\u1ea5p c\u00e1c t\u00ednh ch\u1ea5t kh\u00e1c nhau \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhi\u1ec1u \u1ee9ng d\u1ee5ng.<\/p>\n

\"C\u00e1c<\/p>\n

V\u00ec nh\u1eefng l\u00fd do n\u00e0y, c\u0169ng nh\u01b0 s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a kim lo\u1ea1i c\u00f3 \u0111\u1ed9 b\u1ec1n cao v\u00e0 chi ph\u00ed s\u1ea3n xu\u1ea5t t\u01b0\u01a1ng \u0111\u1ed1i th\u1ea5p, th\u00e9p l\u00e0 kim lo\u1ea1i b\u1ec1n v\u00e0 th\u1ea9m m\u1ef9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ng\u00e0y nay trong v\u00f4 s\u1ed1 s\u1ea3n ph\u1ea9m.\u00a0B\u00ean c\u1ea1nh c\u00e1c thi\u1ebft b\u1ecb trong nh\u00e0 b\u1ebfp c\u1ee7a b\u1ea1n,\u00a0b\u1ea1n c\u0169ng s\u1ebd t\u00ecm th\u1ea5y th\u00e9p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng\u00a0trong nhi\u1ec1u \u1ee9ng d\u1ee5ng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p \u00f4 t\u00f4, k\u1ebft c\u1ea5u x\u00e2y d\u1ef1ng, m\u00e1y bay, t\u00e0u, \u0111\u01b0\u1eddng \u1ed1ng, m\u00e1y bi\u1ebfn th\u1ebf \u0111i\u1ec7n v\u00e0 h\u00e0ng tr\u0103m \u1ee9ng d\u1ee5ng kh\u00e1c.<\/p>\n

Quy tr\u00ecnh s\u1ea3n xu\u1ea5t th\u00e9p hi\u1ec7n \u0111\u1ea1i<\/strong><\/p>\n

Th\u00e9p l\u00e0 v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng ph\u1ed5 bi\u1ebfn nh\u1ea5t th\u1ebf gi\u1edbi v\u00ec s\u1ef1 k\u1ebft h\u1ee3p \u0111\u1ed9c \u0111\u00e1o gi\u1eefa \u0111\u1ed9 b\u1ec1n, kh\u1ea3 n\u0103ng l\u00e0m vi\u1ec7c v\u00e0 chi ph\u00ed. \u0110\u00f3 l\u00e0 m\u1ed9t h\u1ee3p kim s\u1eaft ch\u1ee9a 0,2 – 2% carbon t\u00ednh theo tr\u1ecdng l\u01b0\u1ee3ng.<\/p>\n

Theo Hi\u1ec7p h\u1ed9i Th\u00e9p Th\u1ebf gi\u1edbi, m\u1ed9t s\u1ed1 n\u01b0\u1edbc s\u1ea3n xu\u1ea5t th\u00e9p l\u1edbn nh\u1ea5t l\u00e0 Trung Qu\u1ed1c, Nh\u1eadt B\u1ea3n, M\u1ef9 v\u00e0 \u1ea4n \u0110\u1ed9.\u00a0Trung Qu\u1ed1c chi\u1ebfm kho\u1ea3ng 50% s\u1ea3n l\u01b0\u1ee3ng n\u00e0y.<\/p>\n

C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t th\u00e9p l\u1edbn nh\u1ea5t th\u1ebf gi\u1edbi bao g\u1ed3m ArcelorMittal, T\u1eadp \u0111o\u00e0n th\u00e9p Baowu Trung Qu\u1ed1c, T\u1eadp \u0111o\u00e0n NSSMC v\u00e0 T\u1eadp \u0111o\u00e0n HBIS.<\/p>\n

Quy tr\u00ecnh s\u1ea3n xu\u1ea5t th\u00e9p \u0111\u00e3 ph\u00e1t tri\u1ec3n \u0111\u00e1ng k\u1ec3 k\u1ec3 t\u1eeb khi s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p b\u1eaft \u0111\u1ea7u v\u00e0o cu\u1ed1i th\u1ebf k\u1ef7 19. Tuy nhi\u00ean, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7n \u0111\u1ea1i v\u1eabn d\u1ef1a tr\u00ean c\u00f9ng m\u1ed9t ti\u1ec1n \u0111\u1ec1 nh\u01b0 Quy tr\u00ecnh Bessemer ban \u0111\u1ea7u, s\u1eed d\u1ee5ng oxy \u0111\u1ec3 gi\u1ea3m h\u00e0m l\u01b0\u1ee3ng carbon trong s\u1eaft.<\/p>\n

Ng\u00e0y nay, quy tr\u00ecnh s\u1ea3n xu\u1ea5t th\u00e9p s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u t\u00e1i ch\u1ebf c\u0169ng nh\u01b0 nguy\u00ean li\u1ec7u truy\u1ec1n th\u1ed1ng, nh\u01b0 qu\u1eb7ng s\u1eaft, than \u0111\u00e1 v\u00e0 \u0111\u00e1 v\u00f4i. Hai quy tr\u00ecnh, luy\u1ec7n th\u00e9p oxy c\u01a1 b\u1ea3n (BOS) v\u00e0 l\u00f2 h\u1ed3 quang \u0111i\u1ec7n (EAF), chi\u1ebfm g\u1ea7n nh\u01b0 to\u00e0n b\u1ed9 s\u1ea3n xu\u1ea5t th\u00e9p.<\/p>\n

\"Quy<\/p>\n

Ch\u1ebf t\u1ea1o th\u00e9p hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh s\u00e1u b\u01b0\u1edbc:<\/strong><\/p>\n

Luy\u1ec7n s\u1eaft, b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean, li\u00ean quan \u0111\u1ebfn c\u00e1c nguy\u00ean li\u1ec7u th\u00f4 c\u1ee7a\u00a0qu\u1eb7ng s\u1eaft, than c\u1ed1c v\u00e0 v\u00f4i \u0111\u01b0\u1ee3c nung ch\u1ea3y trong l\u00f2 cao.\u00a0S\u1eaft n\u00f3ng ch\u1ea3y thu \u0111\u01b0\u1ee3c c\u0169ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 kim lo\u1ea1i n\u00f3ng v\u1eabn ch\u1ee9a 4-4,5% carbon v\u00e0 c\u00e1c t\u1ea1p ch\u1ea5t kh\u00e1c l\u00e0m cho n\u00f3 gi\u00f2n.<\/p>\n

Ch\u1ebf t\u1ea1o th\u00e9p s\u01a1 c\u1ea5p c\u00f3 hai ph\u01b0\u01a1ng ph\u00e1p ch\u00ednh: BOS (L\u00f2 oxy c\u01a1 b\u1ea3n) v\u00e0 ph\u01b0\u01a1ng ph\u00e1p EAF (L\u00f2 h\u1ed3 quang \u0111i\u1ec7n) hi\u1ec7n \u0111\u1ea1i h\u01a1n.\u00a0Ph\u01b0\u01a1ng ph\u00e1p BOS th\u00eam th\u00e9p ph\u1ebf li\u1ec7u t\u00e1i ch\u1ebf v\u00e0o s\u1eaft n\u00f3ng ch\u1ea3y trong m\u1ed9t b\u1ed9 chuy\u1ec3n \u0111\u1ed5i.<\/p>\n

\u1ede nhi\u1ec7t \u0111\u1ed9 cao, oxy \u0111\u01b0\u1ee3c th\u1ed5i qua kim lo\u1ea1i, l\u00e0m gi\u1ea3m h\u00e0m l\u01b0\u1ee3ng carbon xu\u1ed1ng t\u1eeb 0-1,5%.\u00a0Tuy nhi\u00ean, ph\u01b0\u01a1ng ph\u00e1p EAF cung c\u1ea5p ph\u1ebf li\u1ec7u th\u00e9p<\/strong><\/a> t\u00e1i ch\u1ebf th\u00f4ng qua vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c v\u00f2ng cung \u0111i\u1ec7n c\u00f4ng su\u1ea5t cao (nhi\u1ec7t \u0111\u1ed9 l\u00ean t\u1edbi 1650 C) \u0111\u1ec3 l\u00e0m n\u00f3ng ch\u1ea3y kim lo\u1ea1i v\u00e0 chuy\u1ec3n \u0111\u1ed5i n\u00f3 th\u00e0nh th\u00e9p ch\u1ea5t l\u01b0\u1ee3ng cao.<\/p>\n

Ch\u1ebf t\u1ea1o th\u00e9p th\u1ee9 c\u1ea5p li\u00ean quan \u0111\u1ebfn vi\u1ec7c x\u1eed l\u00fd th\u00e9p n\u00f3ng ch\u1ea3y \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb \u200b\u200bc\u1ea3 hai tuy\u1ebfn BOS v\u00e0 EAF \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh th\u00e0nh ph\u1ea7n th\u00e9p.\u00a0\u0110i\u1ec1u n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch th\u00eam ho\u1eb7c lo\u1ea1i b\u1ecf c\u00e1c y\u1ebfu t\u1ed1 nh\u1ea5t \u0111\u1ecbnh v\u00e0 \/ ho\u1eb7c thao t\u00fang nhi\u1ec7t \u0111\u1ed9 v\u00e0 m\u00f4i tr\u01b0\u1eddng s\u1ea3n xu\u1ea5t.\u00a0T\u00f9y thu\u1ed9c v\u00e0o lo\u1ea1i th\u00e9p c\u1ea7n thi\u1ebft, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c quy tr\u00ecnh luy\u1ec7n th\u00e9p th\u1ee9 c\u1ea5p sau:<\/p>\n

\u00d7<\/strong> Khu\u1ea5y<\/p>\n

\u00d7<\/strong> L\u00f2 nung<\/p>\n

\u00d7<\/strong> Ti\u00eam thu\u1ed1c<\/p>\n

\u00d7<\/strong> Kh\u1eed kh\u00ed<\/p>\n

\u00d7<\/strong> CAS-OB (\u0111i\u1ec1u ch\u1ec9nh th\u00e0nh ph\u1ea7n b\u1eb1ng c\u00e1ch th\u1ed5i b\u1ecdt kh\u00ed argon k\u00edn b\u1eb1ng th\u1ed5i oxy)<\/p>\n

\u0110\u00fac li\u00ean t\u1ee5c th\u1ea5y th\u00e9p n\u00f3ng ch\u1ea3y \u0111\u00fac th\u00e0nh khu\u00f4n ngu\u1ed9i, l\u00e0m cho v\u1ecf th\u00e9p m\u1ecfng c\u1ee9ng l\u1ea1i.\u00a0C\u00e1c s\u1ee3i v\u1ecf \u0111\u01b0\u1ee3c r\u00fat b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng cu\u1ed9n h\u01b0\u1edbng d\u1eabn v\u00e0 l\u00e0m m\u00e1t ho\u00e0n to\u00e0n v\u00e0 h\u00f3a r\u1eafn.\u00a0C\u00e1c s\u1ee3i \u0111\u01b0\u1ee3c c\u1eaft th\u00e0nh \u0111\u1ed9 d\u00e0i mong mu\u1ed1n t\u00f9y thu\u1ed9c v\u00e0o \u1ee9ng d\u1ee5ng;\u00a0t\u1ea5m cho c\u00e1c s\u1ea3n ph\u1ea9m ph\u1eb3ng (t\u1ea5m v\u00e0 d\u1ea3i), n\u1edf cho c\u00e1c ph\u1ea7n (d\u1ea7m), ph\u00f4i cho c\u00e1c s\u1ea3n ph\u1ea9m d\u00e0i (d\u00e2y) ho\u1eb7c d\u1ea3i m\u1ecfng.<\/p>\n

Trong qu\u00e1 tr\u00ecnh t\u1ea1o h\u00ecnh s\u01a1 c\u1ea5p, th\u00e9p \u0111\u01b0\u1ee3c \u0111\u00fac sau \u0111\u00f3 \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh nhi\u1ec1u h\u00ecnh d\u1ea1ng kh\u00e1c nhau, th\u01b0\u1eddng b\u1eb1ng c\u00e1ch c\u00e1n n\u00f3ng, m\u1ed9t qu\u00e1 tr\u00ecnh lo\u1ea1i b\u1ecf c\u00e1c khuy\u1ebft t\u1eadt c\u1ee7a v\u1eadt \u0111\u00fac v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c h\u00ecnh d\u1ea1ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t c\u1ea7n thi\u1ebft. C\u00e1c s\u1ea3n ph\u1ea9m c\u00e1n n\u00f3ng \u0111\u01b0\u1ee3c chia th\u00e0nh c\u00e1c s\u1ea3n ph\u1ea9m ph\u1eb3ng, s\u1ea3n ph\u1ea9m d\u00e0i, \u1ed1ng li\u1ec1n m\u1ea1ch v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u1eb7c bi\u1ec7t.<\/p>\n

Cu\u1ed1i c\u00f9ng, \u0111\u00e3 \u0111\u1ebfn l\u00fac s\u1ea3n xu\u1ea5t, ch\u1ebf t\u1ea1o v\u00e0 ho\u00e0n thi\u1ec7n.\u00a0K\u1ef9 thu\u1eadt t\u1ea1o h\u00ecnh th\u1ee9 c\u1ea5p cho th\u00e9p h\u00ecnh d\u1ea1ng v\u00e0\u00a0t\u00ednh ch\u1ea5t\u00a0cu\u1ed1i c\u00f9ng c\u1ee7a n\u00f3\u00a0.\u00a0Nh\u1eefng k\u1ef9 thu\u1eadt n\u00e0y bao g\u1ed3m:<\/p>\n

\u00d7<\/strong> \u0110\u1ecbnh h\u00ecnh (c\u00e1n ngu\u1ed9i), \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n d\u01b0\u1edbi \u0111i\u1ec3m k\u1ebft tinh l\u1ea1i c\u1ee7a kim lo\u1ea1i. C\u00f3 ngh\u0129a l\u00e0 \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc kh\u00f4ng nhi\u1ec7t \u0111\u1ed9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 thay \u0111\u1ed5i.<\/p>\n

\u00d7<\/strong> Gia c\u00f4ng (khoan)<\/p>\n

\u00d7<\/strong> Tham gia (h\u00e0n)<\/p>\n

\u00d7<\/strong> L\u1edbp ph\u1ee7 (m\u1ea1)<\/p>\n

\u00d7<\/strong> X\u1eed l\u00fd nhi\u1ec7t (\u1ee7)<\/p>\n

\u00d7<\/strong> X\u1eed l\u00fd b\u1ec1 m\u1eb7t (cacbon h\u00f3a)<\/p>\n

<\/p>\n\n\n

\n \n
\n \n
\n
\n \n\n
<\/div>\n <\/div>\n
\n \n\n
<\/div>\n <\/div>\n
\n \n\n
<\/div>\n <\/div>\n
\n \n\n
<\/div>\n <\/div>\n
\n \n\n
<\/div>\n <\/div>\n <\/div>\n \n
\n
\n \n\n
<\/div>\n <\/div>\n
\n \n\n
<\/div>\n <\/div>\n
\n \n\n
<\/div>\n <\/div>\n
\n \n\n
<\/div>\n <\/div>\n
\n \n\n
<\/div>\n <\/div>\n <\/div>\n<\/div>\n \n\n
\n Rate this post<\/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\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng quan tr\u1ecdng nh\u1ea5t c\u1ee7a th\u1ebf gi\u1edbi. N\u00f3 l\u00e0 m\u1ed9t h\u1ee3p kim s\u1eaft ch\u1ee9a t\u1eeb 0,2% \u0111\u1ebfn … Continue reading L\u1ecbch S\u1eed H\u00ecnh Th\u00e0nh C\u1ee7a Th\u00e9p V\u00e0 Quy Tr\u00ecnh S\u1ea3n Xu\u1ea5t Th\u00e9p Hi\u1ec7n \u0110\u1ea1i<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":7588,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-7586","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"acf":[],"yoast_head":"\nL\u1ecbch S\u1eed H\u00ecnh Th\u00e0nh C\u1ee7a Th\u00e9p V\u00e0 Quy Tr\u00ecnh S\u1ea3n Xu\u1ea5t Th\u00e9p Hi\u1ec7n \u0110\u1ea1i<\/title>\n<meta name=\"description\" content=\"Quy tr\u00ecnh s\u1ea3n xu\u1ea5t th\u00e9p \u0111\u00e3 ph\u00e1t tri\u1ec3n \u0111\u00e1ng k\u1ec3 k\u1ec3 t\u1eeb v\u00e0o cu\u1ed1i th\u1ebf k\u1ef7 19. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7n \u0111\u1ea1i v\u1eabn c\u00f2n s\u1eed d\u1ee5ng oxy \u0111\u1ec3 gi\u1ea3m h\u00e0m l\u01b0\u1ee3ng carbon trong s\u1eaft.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/phelieu247.com\/quy-trinh-san-xuat-thep\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L\u1ecbch S\u1eed H\u00ecnh Th\u00e0nh C\u1ee7a Th\u00e9p V\u00e0 Quy Tr\u00ecnh S\u1ea3n Xu\u1ea5t Th\u00e9p Hi\u1ec7n \u0110\u1ea1i\" \/>\n<meta property=\"og:description\" content=\"Quy tr\u00ecnh s\u1ea3n xu\u1ea5t th\u00e9p \u0111\u00e3 ph\u00e1t tri\u1ec3n \u0111\u00e1ng k\u1ec3 k\u1ec3 t\u1eeb v\u00e0o cu\u1ed1i th\u1ebf k\u1ef7 19. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7n \u0111\u1ea1i v\u1eabn c\u00f2n s\u1eed d\u1ee5ng oxy \u0111\u1ec3 gi\u1ea3m h\u00e0m l\u01b0\u1ee3ng carbon trong s\u1eaft.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/phelieu247.com\/quy-trinh-san-xuat-thep\/\" \/>\n<meta property=\"og:site_name\" content=\"Phelieu247\" \/>\n<meta property=\"article:published_time\" content=\"2019-09-04T03:18:35+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2020-02-20T07:53:51+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/phelieu247.com\/wp-content\/uploads\/2019\/09\/quy-trinh-san-xuat-thep.png\" \/>\n\t<meta property=\"og:image:width\" content=\"750\" \/>\n\t<meta property=\"og:image:height\" content=\"400\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"12 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/phelieu247.com\\\/quy-trinh-san-xuat-thep\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/phelieu247.com\\\/quy-trinh-san-xuat-thep\\\/\"},\"author\":{\"name\":\"admin\",\"@id\":\"https:\\\/\\\/phelieu247.com\\\/en\\\/#\\\/schema\\\/person\\\/e57a3b8601d0db735d294a4820a3a47b\"},\"headline\":\"L\u1ecbch S\u1eed H\u00ecnh Th\u00e0nh C\u1ee7a Th\u00e9p V\u00e0 Quy Tr\u00ecnh S\u1ea3n Xu\u1ea5t Th\u00e9p Hi\u1ec7n \u0110\u1ea1i\",\"datePublished\":\"2019-09-04T03:18:35+00:00\",\"dateModified\":\"2020-02-20T07:53:51+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/phelieu247.com\\\/quy-trinh-san-xuat-thep\\\/\"},\"wordCount\":2358,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/phelieu247.com\\\/quy-trinh-san-xuat-thep\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/phelieu247.com\\\/wp-content\\\/uploads\\\/2019\\\/09\\\/quy-trinh-san-xuat-thep.png\",\"articleSection\":[\"News\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/phelieu247.com\\\/quy-trinh-san-xuat-thep\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/phelieu247.com\\\/quy-trinh-san-xuat-thep\\\/\",\"url\":\"https:\\\/\\\/phelieu247.com\\\/quy-trinh-san-xuat-thep\\\/\",\"name\":\"L\u1ecbch S\u1eed H\u00ecnh Th\u00e0nh C\u1ee7a Th\u00e9p V\u00e0 Quy Tr\u00ecnh S\u1ea3n Xu\u1ea5t Th\u00e9p Hi\u1ec7n \u0110\u1ea1i\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/phelieu247.com\\\/en\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/phelieu247.com\\\/quy-trinh-san-xuat-thep\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/phelieu247.com\\\/quy-trinh-san-xuat-thep\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/phelieu247.com\\\/wp-content\\\/uploads\\\/2019\\\/09\\\/quy-trinh-san-xuat-thep.png\",\"datePublished\":\"2019-09-04T03:18:35+00:00\",\"dateModified\":\"2020-02-20T07:53:51+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/phelieu247.com\\\/en\\\/#\\\/schema\\\/person\\\/e57a3b8601d0db735d294a4820a3a47b\"},\"description\":\"Quy tr\u00ecnh s\u1ea3n xu\u1ea5t th\u00e9p \u0111\u00e3 ph\u00e1t tri\u1ec3n \u0111\u00e1ng k\u1ec3 k\u1ec3 t\u1eeb v\u00e0o cu\u1ed1i th\u1ebf k\u1ef7 19. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7n \u0111\u1ea1i v\u1eabn c\u00f2n s\u1eed d\u1ee5ng oxy \u0111\u1ec3 gi\u1ea3m h\u00e0m l\u01b0\u1ee3ng carbon trong s\u1eaft.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/phelieu247.com\\\/quy-trinh-san-xuat-thep\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/phelieu247.com\\\/quy-trinh-san-xuat-thep\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/phelieu247.com\\\/quy-trinh-san-xuat-thep\\\/#primaryimage\",\"url\":\"https:\\\/\\\/phelieu247.com\\\/wp-content\\\/uploads\\\/2019\\\/09\\\/quy-trinh-san-xuat-thep.png\",\"contentUrl\":\"https:\\\/\\\/phelieu247.com\\\/wp-content\\\/uploads\\\/2019\\\/09\\\/quy-trinh-san-xuat-thep.png\",\"width\":750,\"height\":400,\"caption\":\"L\u1ecbch S\u1eed H\u00ecnh Th\u00e0nh C\u1ee7a Th\u00e9p V\u00e0 Quy Tr\u00ecnh S\u1ea3n Xu\u1ea5t Th\u00e9p Hi\u1ec7n \u0110\u1ea1i\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/phelieu247.com\\\/quy-trinh-san-xuat-thep\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/phelieu247.com\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"L\u1ecbch S\u1eed H\u00ecnh Th\u00e0nh C\u1ee7a Th\u00e9p V\u00e0 Quy Tr\u00ecnh S\u1ea3n Xu\u1ea5t Th\u00e9p Hi\u1ec7n \u0110\u1ea1i\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/phelieu247.com\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/phelieu247.com\\\/en\\\/\",\"name\":\"Phelieu247\",\"description\":\"Purchasing scrap and waster materials at high price\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/phelieu247.com\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/phelieu247.com\\\/en\\\/#\\\/schema\\\/person\\\/e57a3b8601d0db735d294a4820a3a47b\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/93a5d1c0e2933b3e0feb07b6dbe67cb344699b5b1aee7d8f3c83489292a4b8de?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/93a5d1c0e2933b3e0feb07b6dbe67cb344699b5b1aee7d8f3c83489292a4b8de?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/93a5d1c0e2933b3e0feb07b6dbe67cb344699b5b1aee7d8f3c83489292a4b8de?s=96&d=mm&r=g\",\"caption\":\"admin\"},\"description\":\"\u0110\u1ee9ng \u1edf v\u1ecb th\u1ebf l\u00e0 m\u1ed9t c\u01a1 s\u1edf thu mua ph\u1ebf li\u1ec7u h\u00e0ng \u0111\u1ea7u, C\u00d4NG TY C\u1ed4 PH\u1ea6N 247G VI\u1ec6T NAM trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng su\u1ed1t m\u1ed9t th\u1eadp k\u1ef7 qua \u0111\u00e3 th\u1ef1c hi\u1ec7n thu mua, x\u1eed l\u00fd v\u00e0 t\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng. C\u00e1c s\u1ea3n ph\u1ea9m bao g\u1ed3m c\u00e1c ph\u1ebf li\u1ec7u gia d\u1ee5ng, ph\u1ebf li\u1ec7u c\u00f4ng nghi\u1ec7p hay ph\u00e1 d\u1ee1 c\u00e1c c\u00f4ng tr\u00ecnh, ch\u00fang t\u00f4i \u0111\u1ec1u c\u00f3 th\u1ec3 x\u1eed l\u00fd an to\u00e0n, s\u1ea1ch s\u1ebd theo \u0111\u00fang quy tr\u00ecnh v\u00e0 tu\u00e2n theo \u0111\u00fang lu\u1eadt ph\u00e1p. V\u1edbi c\u00e1c \u0111\u1ea7u d\u1ecbch v\u1ee5 thu mua ph\u1ebf li\u1ec7u uy t\u00edn tr\u1ea3i d\u00e0i tr\u00ean kh\u1eafp c\u00e1c t\u1ec9nh th\u00e0nh \u0111\u1ea5t n\u01b0\u1edbc, Ph\u1ebf li\u1ec7u 247 lu\u00f4n mong mu\u1ed1n l\u1ea1i gi\u00e1 tr\u1ecb, l\u1ee3i nhu\u1eadn cho kh\u00e1ch h\u00e0ng c\u1ee7a m\u00ecnh theo nhi\u1ec1u c\u00e1ch kh\u00e1c nhau t\u1eeb c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u00e3 c\u0169... Ph\u1ebf li\u1ec7u 247 \u2013 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho c\u00e1c nh\u00e0 cung c\u1ea5p ph\u1ebf li\u1ec7u. S\u1ee9 m\u1ec7nh c\u1ee7a ch\u00fang t\u00f4i l\u00e0 ph\u1ea3i lu\u00f4n n\u1ed7 l\u1ef1c \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c ti\u00eau chu\u1ea9n cao nh\u1ea5t v\u1ec1 d\u1ecbch v\u1ee5, t\u00ednh to\u00e0n v\u1eb9n, hi\u1ec7u qu\u1ea3 chi ph\u00ed v\u00e0 m\u1ed1i quan t\u00e2m \u0111\u1ed1i v\u1edbi m\u00f4i tr\u01b0\u1eddng \u0111\u1ec3 x\u00e2y d\u1ef1ng m\u1ed1i quan h\u1ec7 tr\u1ecdn \u0111\u1eddi v\u1edbi c\u00e1c nh\u00e0 cung c\u1ea5p v\u00e0 qu\u00fd kh\u00e1ch h\u00e0ng.\",\"sameAs\":[\"https:\\\/\\\/vdodata.vn\\\/\"],\"url\":\"https:\\\/\\\/phelieu247.com\\\/en\\\/author\\\/admin\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"L\u1ecbch S\u1eed H\u00ecnh Th\u00e0nh C\u1ee7a Th\u00e9p V\u00e0 Quy Tr\u00ecnh S\u1ea3n Xu\u1ea5t Th\u00e9p Hi\u1ec7n \u0110\u1ea1i","description":"Quy tr\u00ecnh s\u1ea3n xu\u1ea5t th\u00e9p \u0111\u00e3 ph\u00e1t tri\u1ec3n \u0111\u00e1ng k\u1ec3 k\u1ec3 t\u1eeb v\u00e0o cu\u1ed1i th\u1ebf k\u1ef7 19. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7n \u0111\u1ea1i v\u1eabn c\u00f2n s\u1eed d\u1ee5ng oxy \u0111\u1ec3 gi\u1ea3m h\u00e0m l\u01b0\u1ee3ng carbon trong s\u1eaft.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/phelieu247.com\/quy-trinh-san-xuat-thep\/","og_locale":"en_US","og_type":"article","og_title":"L\u1ecbch S\u1eed H\u00ecnh Th\u00e0nh C\u1ee7a Th\u00e9p V\u00e0 Quy Tr\u00ecnh S\u1ea3n Xu\u1ea5t Th\u00e9p Hi\u1ec7n \u0110\u1ea1i","og_description":"Quy tr\u00ecnh s\u1ea3n xu\u1ea5t th\u00e9p \u0111\u00e3 ph\u00e1t tri\u1ec3n \u0111\u00e1ng k\u1ec3 k\u1ec3 t\u1eeb v\u00e0o cu\u1ed1i th\u1ebf k\u1ef7 19. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7n \u0111\u1ea1i v\u1eabn c\u00f2n s\u1eed d\u1ee5ng oxy \u0111\u1ec3 gi\u1ea3m h\u00e0m l\u01b0\u1ee3ng carbon trong s\u1eaft.","og_url":"https:\/\/phelieu247.com\/quy-trinh-san-xuat-thep\/","og_site_name":"Phelieu247","article_published_time":"2019-09-04T03:18:35+00:00","article_modified_time":"2020-02-20T07:53:51+00:00","og_image":[{"width":750,"height":400,"url":"https:\/\/phelieu247.com\/wp-content\/uploads\/2019\/09\/quy-trinh-san-xuat-thep.png","type":"image\/png"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"Written by":"admin","Est. reading time":"12 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/phelieu247.com\/quy-trinh-san-xuat-thep\/#article","isPartOf":{"@id":"https:\/\/phelieu247.com\/quy-trinh-san-xuat-thep\/"},"author":{"name":"admin","@id":"https:\/\/phelieu247.com\/en\/#\/schema\/person\/e57a3b8601d0db735d294a4820a3a47b"},"headline":"L\u1ecbch S\u1eed H\u00ecnh Th\u00e0nh C\u1ee7a Th\u00e9p V\u00e0 Quy Tr\u00ecnh S\u1ea3n Xu\u1ea5t Th\u00e9p Hi\u1ec7n \u0110\u1ea1i","datePublished":"2019-09-04T03:18:35+00:00","dateModified":"2020-02-20T07:53:51+00:00","mainEntityOfPage":{"@id":"https:\/\/phelieu247.com\/quy-trinh-san-xuat-thep\/"},"wordCount":2358,"commentCount":0,"image":{"@id":"https:\/\/phelieu247.com\/quy-trinh-san-xuat-thep\/#primaryimage"},"thumbnailUrl":"https:\/\/phelieu247.com\/wp-content\/uploads\/2019\/09\/quy-trinh-san-xuat-thep.png","articleSection":["News"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/phelieu247.com\/quy-trinh-san-xuat-thep\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/phelieu247.com\/quy-trinh-san-xuat-thep\/","url":"https:\/\/phelieu247.com\/quy-trinh-san-xuat-thep\/","name":"L\u1ecbch S\u1eed H\u00ecnh Th\u00e0nh C\u1ee7a Th\u00e9p V\u00e0 Quy Tr\u00ecnh S\u1ea3n Xu\u1ea5t Th\u00e9p Hi\u1ec7n \u0110\u1ea1i","isPartOf":{"@id":"https:\/\/phelieu247.com\/en\/#website"},"primaryImageOfPage":{"@id":"https:\/\/phelieu247.com\/quy-trinh-san-xuat-thep\/#primaryimage"},"image":{"@id":"https:\/\/phelieu247.com\/quy-trinh-san-xuat-thep\/#primaryimage"},"thumbnailUrl":"https:\/\/phelieu247.com\/wp-content\/uploads\/2019\/09\/quy-trinh-san-xuat-thep.png","datePublished":"2019-09-04T03:18:35+00:00","dateModified":"2020-02-20T07:53:51+00:00","author":{"@id":"https:\/\/phelieu247.com\/en\/#\/schema\/person\/e57a3b8601d0db735d294a4820a3a47b"},"description":"Quy tr\u00ecnh s\u1ea3n xu\u1ea5t th\u00e9p \u0111\u00e3 ph\u00e1t tri\u1ec3n \u0111\u00e1ng k\u1ec3 k\u1ec3 t\u1eeb v\u00e0o cu\u1ed1i th\u1ebf k\u1ef7 19. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7n \u0111\u1ea1i v\u1eabn c\u00f2n s\u1eed d\u1ee5ng oxy \u0111\u1ec3 gi\u1ea3m h\u00e0m l\u01b0\u1ee3ng carbon trong s\u1eaft.","breadcrumb":{"@id":"https:\/\/phelieu247.com\/quy-trinh-san-xuat-thep\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/phelieu247.com\/quy-trinh-san-xuat-thep\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/phelieu247.com\/quy-trinh-san-xuat-thep\/#primaryimage","url":"https:\/\/phelieu247.com\/wp-content\/uploads\/2019\/09\/quy-trinh-san-xuat-thep.png","contentUrl":"https:\/\/phelieu247.com\/wp-content\/uploads\/2019\/09\/quy-trinh-san-xuat-thep.png","width":750,"height":400,"caption":"L\u1ecbch S\u1eed H\u00ecnh Th\u00e0nh C\u1ee7a Th\u00e9p V\u00e0 Quy Tr\u00ecnh S\u1ea3n Xu\u1ea5t Th\u00e9p Hi\u1ec7n \u0110\u1ea1i"},{"@type":"BreadcrumbList","@id":"https:\/\/phelieu247.com\/quy-trinh-san-xuat-thep\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/phelieu247.com\/en\/"},{"@type":"ListItem","position":2,"name":"L\u1ecbch S\u1eed H\u00ecnh Th\u00e0nh C\u1ee7a Th\u00e9p V\u00e0 Quy Tr\u00ecnh S\u1ea3n Xu\u1ea5t Th\u00e9p Hi\u1ec7n \u0110\u1ea1i"}]},{"@type":"WebSite","@id":"https:\/\/phelieu247.com\/en\/#website","url":"https:\/\/phelieu247.com\/en\/","name":"Phelieu247","description":"Purchasing scrap and waster materials at high price","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/phelieu247.com\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/phelieu247.com\/en\/#\/schema\/person\/e57a3b8601d0db735d294a4820a3a47b","name":"admin","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/93a5d1c0e2933b3e0feb07b6dbe67cb344699b5b1aee7d8f3c83489292a4b8de?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/93a5d1c0e2933b3e0feb07b6dbe67cb344699b5b1aee7d8f3c83489292a4b8de?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/93a5d1c0e2933b3e0feb07b6dbe67cb344699b5b1aee7d8f3c83489292a4b8de?s=96&d=mm&r=g","caption":"admin"},"description":"\u0110\u1ee9ng \u1edf v\u1ecb th\u1ebf l\u00e0 m\u1ed9t c\u01a1 s\u1edf thu mua ph\u1ebf li\u1ec7u h\u00e0ng \u0111\u1ea7u, C\u00d4NG TY C\u1ed4 PH\u1ea6N 247G VI\u1ec6T NAM trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng su\u1ed1t m\u1ed9t th\u1eadp k\u1ef7 qua \u0111\u00e3 th\u1ef1c hi\u1ec7n thu mua, x\u1eed l\u00fd v\u00e0 t\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng. C\u00e1c s\u1ea3n ph\u1ea9m bao g\u1ed3m c\u00e1c ph\u1ebf li\u1ec7u gia d\u1ee5ng, ph\u1ebf li\u1ec7u c\u00f4ng nghi\u1ec7p hay ph\u00e1 d\u1ee1 c\u00e1c c\u00f4ng tr\u00ecnh, ch\u00fang t\u00f4i \u0111\u1ec1u c\u00f3 th\u1ec3 x\u1eed l\u00fd an to\u00e0n, s\u1ea1ch s\u1ebd theo \u0111\u00fang quy tr\u00ecnh v\u00e0 tu\u00e2n theo \u0111\u00fang lu\u1eadt ph\u00e1p. V\u1edbi c\u00e1c \u0111\u1ea7u d\u1ecbch v\u1ee5 thu mua ph\u1ebf li\u1ec7u uy t\u00edn tr\u1ea3i d\u00e0i tr\u00ean kh\u1eafp c\u00e1c t\u1ec9nh th\u00e0nh \u0111\u1ea5t n\u01b0\u1edbc, Ph\u1ebf li\u1ec7u 247 lu\u00f4n mong mu\u1ed1n l\u1ea1i gi\u00e1 tr\u1ecb, l\u1ee3i nhu\u1eadn cho kh\u00e1ch h\u00e0ng c\u1ee7a m\u00ecnh theo nhi\u1ec1u c\u00e1ch kh\u00e1c nhau t\u1eeb c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u00e3 c\u0169... Ph\u1ebf li\u1ec7u 247 \u2013 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho c\u00e1c nh\u00e0 cung c\u1ea5p ph\u1ebf li\u1ec7u. S\u1ee9 m\u1ec7nh c\u1ee7a ch\u00fang t\u00f4i l\u00e0 ph\u1ea3i lu\u00f4n n\u1ed7 l\u1ef1c \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c ti\u00eau chu\u1ea9n cao nh\u1ea5t v\u1ec1 d\u1ecbch v\u1ee5, t\u00ednh to\u00e0n v\u1eb9n, hi\u1ec7u qu\u1ea3 chi ph\u00ed v\u00e0 m\u1ed1i quan t\u00e2m \u0111\u1ed1i v\u1edbi m\u00f4i tr\u01b0\u1eddng \u0111\u1ec3 x\u00e2y d\u1ef1ng m\u1ed1i quan h\u1ec7 tr\u1ecdn \u0111\u1eddi v\u1edbi c\u00e1c nh\u00e0 cung c\u1ea5p v\u00e0 qu\u00fd kh\u00e1ch h\u00e0ng.","sameAs":["https:\/\/vdodata.vn\/"],"url":"https:\/\/phelieu247.com\/en\/author\/admin\/"}]}},"_links":{"self":[{"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/posts\/7586","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=7586"}],"version-history":[{"count":1,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/posts\/7586\/revisions"}],"predecessor-version":[{"id":8353,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/posts\/7586\/revisions\/8353"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/media\/7588"}],"wp:attachment":[{"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/media?parent=7586"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/categories?post=7586"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/tags?post=7586"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}