{"id":687913,"date":"2024-08-25T00:14:49","date_gmt":"2024-08-24T23:14:49","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=687913"},"modified":"2024-08-25T00:14:49","modified_gmt":"2024-08-24T23:14:49","slug":"sat-long-qua-trinh-luyen-thep-va-ung-dung-cong-nghe-luyen-kim","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/sat-long-qua-trinh-luyen-thep-va-ung-dung-cong-nghe-luyen-kim\/","title":{"rendered":"S\u1eaft L\u1ecfng | Qu\u00e1 Tr\u00ecnh Luy\u1ec7n Th\u00e9p v\u00e0 \u1ee8ng D\u1ee5ng C\u00f4ng Ngh\u1ec7 Luy\u1ec7n Kim"},"content":{"rendered":"<p class=\"sidekick\">S\u1eaft l\u1ecfng | Qu\u00e1 tr\u00ecnh luy\u1ec7n th\u00e9p v\u00e0 \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 luy\u1ec7n kim hi\u1ec7u qu\u1ea3 trong ng\u00e0nh c\u00f4ng nghi\u1ec7p, gi\u00fap n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 b\u1ec1n c\u1ee7a s\u1ea3n ph\u1ea9m th\u00e9p.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/sat_long_qua_trinh_luyen_thep_va_ung_dung_cong_nghe_luyen_kim.png\" alt=\"S\u1eaft L\u1ecfng | Qu\u00e1 Tr\u00ecnh Luy\u1ec7n Th\u00e9p v\u00e0 \u1ee8ng D\u1ee5ng C\u00f4ng Ngh\u1ec7 Luy\u1ec7n Kim\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>S\u1eaft L\u1ecfng: Qu\u00e1 Tr\u00ecnh Luy\u1ec7n Th\u00e9p v\u00e0 \u1ee8ng D\u1ee5ng C\u00f4ng Ngh\u1ec7 Luy\u1ec7n Kim<\/h2>\n<p>Ng\u00e0nh luy\u1ec7n kim l\u00e0 m\u1ed9t trong nh\u1eefng ng\u00e0nh c\u00f4ng nghi\u1ec7p c\u01a1 b\u1ea3n v\u00e0 quan tr\u1ecdng nh\u1ea5t hi\u1ec7n nay. Trong \u0111\u00f3, qu\u00e1 tr\u00ecnh luy\u1ec7n th\u00e9p t\u1eeb s\u1eaft l\u1ecfng \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t, khi s\u1eaft l\u1ecfng \u0111\u01b0\u1ee3c chuy\u1ec3n h\u00f3a th\u00e0nh th\u00e9p ch\u1ea5t l\u01b0\u1ee3ng cao ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u1edbi thi\u1ec7u v\u1ec1 qu\u00e1 tr\u00ecnh luy\u1ec7n th\u00e9p t\u1eeb s\u1eaft l\u1ecfng v\u00e0 nh\u1eefng \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 luy\u1ec7n kim trong ng\u00e0nh n\u00e0y.<\/p>\n<h2>Qu\u00e1 Tr\u00ecnh Luy\u1ec7n Th\u00e9p t\u1eeb S\u1eaft L\u1ecfng<\/h2>\n<p>Qu\u00e1 tr\u00ecnh luy\u1ec7n th\u00e9p b\u1eaft \u0111\u1ea7u t\u1eeb vi\u1ec7c s\u1ea3n xu\u1ea5t s\u1eaft l\u1ecfng, th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n trong l\u00f2 cao. T\u1ea1i \u0111\u00e2y, qu\u1eb7ng s\u1eaft (Fe<sub>2<\/sub>O<sub>3<\/sub> ho\u1eb7c Fe<sub>3<\/sub>O<sub>4<\/sub>) \u0111\u01b0\u1ee3c nung ch\u1ea3y c\u00f9ng v\u1edbi c\u00e1c ch\u1ea5t ph\u1ee5 gia nh\u01b0 \u0111\u00e1 v\u00f4i (CaCO<sub>3<\/sub>) v\u00e0 than c\u1ed1c. Ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc ch\u00ednh x\u1ea3y ra b\u00ean trong l\u00f2 cao c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c di\u1ec5n t\u1ea3 nh\u01b0 sau:<\/p>\n<p>Fe<sub>2<\/sub>O<sub>3<\/sub> + 3CO \u2192 2Fe + 3CO<sub>2<\/sub><\/p>\n<p>Sau khi c\u00f3 \u0111\u01b0\u1ee3c s\u1eaft l\u1ecfng, qu\u00e1 tr\u00ecnh luy\u1ec7n th\u00e9p s\u1ebd ti\u1ebfp t\u1ee5c trong l\u00f2 luy\u1ec7n th\u00e9p (l\u00f2 chuy\u1ec3n ho\u1eb7c l\u00f2 \u0111i\u1ec7n h\u1ed3 quang). C\u00e1c nguy\u00ean li\u1ec7u ph\u1ee5 (nh\u01b0 h\u1ee3p kim, v\u00f4i, v\u00e0 c\u00e1t) \u0111\u01b0\u1ee3c th\u00eam v\u00e0o \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c t\u1ea1p ch\u1ea5t v\u00e0 thay \u0111\u1ed5i th\u00e0nh ph\u1ea7n ho\u00e1 h\u1ecdc c\u1ee7a s\u1eaft l\u1ecfng \u0111\u1ec3 t\u1ea1o ra th\u00e9p.<\/p>\n<h2>C\u00e1c Giai \u0110o\u1ea1n Ch\u00ednh Trong Qu\u00e1 Tr\u00ecnh Luy\u1ec7n Th\u00e9p<\/h2>\n<ol>\n<li>Kh\u1eed Oxy:<\/li>\n<p>Oxy \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf kh\u1ecfi s\u1eaft l\u1ecfng b\u1eb1ng ph\u1ea3n \u1ee9ng v\u1edbi than c\u1ed1c ho\u1eb7c c\u00e1c ch\u1ea5t kh\u00e1c \u0111\u1ec3 gi\u1ea3m h\u00e0m l\u01b0\u1ee3ng oxy. Ph\u1ea3n \u1ee9ng n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng ph\u01b0\u01a1ng tr\u00ecnh:<\/p>\n<p>C + O<sub>2<\/sub> \u2192 CO<sub>2<\/sub><\/p>\n<li>Kh\u1eed T\u1ea1p Ch\u1ea5t:<\/li>\n<p>C\u00e1c t\u1ea1p ch\u1ea5t nh\u01b0 l\u01b0u hu\u1ef3nh v\u00e0 phosphor \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf b\u1eb1ng c\u00e1ch th\u00eam v\u00e0o c\u00e1c ch\u1ea5t ph\u1ee5 nh\u01b0 v\u00f4i v\u00e0 c\u00e1t. C\u00e1c ch\u1ea5t n\u00e0y s\u1ebd t\u01b0\u01a1ng t\u00e1c v\u1edbi t\u1ea1p ch\u1ea5t v\u00e0 t\u1ea1o ra x\u1ec9, gi\u00e3n t\u1ea1p ch\u1ea5t t\u1eeb s\u1eaft l\u1ecfng.<\/p>\n<li>H\u1ee3p Kim Ho\u00e1:<\/li>\n<p>Cu\u1ed1i c\u00f9ng, c\u00e1c th\u00e0nh ph\u1ea7n h\u1ee3p kim nh\u01b0 mangan, nickel, v\u00e0 chrome \u0111\u01b0\u1ee3c th\u00eam v\u00e0o \u0111\u1ec3 t\u1ea1o ra c\u00e1c lo\u1ea1i th\u00e9p \u0111\u1eb7c bi\u1ec7t v\u1edbi nh\u1eefng t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc v\u00e0 h\u00f3a h\u1ecdc kh\u00e1c bi\u1ec7t.<\/p>\n<\/ol>\n<h2>\u1ee8ng D\u1ee5ng C\u00f4ng Ngh\u1ec7 Luy\u1ec7n Kim<\/h2>\n<p>C\u00f4ng ngh\u1ec7 luy\u1ec7n kim ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c c\u1ea3i ti\u1ebfn v\u00e0 \u1ee9ng d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c c\u1ee7a \u0111\u1eddi s\u1ed1ng v\u00e0 s\u1ea3n xu\u1ea5t. M\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng n\u1ed5i b\u1eadt bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>X\u00e2y d\u1ef1ng:<\/strong> Th\u00e9p l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng quan tr\u1ecdng trong c\u00e1c c\u00f4ng tr\u00ecnh to\u00e0 nh\u00e0, c\u1ea7u \u0111\u01b0\u1eddng, v\u00e0 c\u00e1c k\u1ebft c\u1ea5u h\u1ea1 t\u1ea7ng kh\u00e1c.<\/li>\n<li><strong>C\u00f4ng nghi\u1ec7p:<\/strong> Th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 c\u00e1c lo\u1ea1i th\u00e9p \u0111\u1eb7c bi\u1ec7t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t m\u00e1y m\u00f3c, thi\u1ebft b\u1ecb c\u00f4ng nghi\u1ec7p, v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m ti\u00eau d\u00f9ng.<\/li>\n<li><strong>Giao th\u00f4ng v\u1eadn t\u1ea3i:<\/strong> Th\u00e9p l\u00e0 th\u00e0nh ph\u1ea7n ch\u00ednh trong s\u1ea3n xu\u1ea5t \u00f4 t\u00f4, t\u00e0u th\u1ee7y, v\u00e0 c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n giao th\u00f4ng kh\u00e1c.<\/li>\n<li><strong>N\u0103ng l\u01b0\u1ee3ng:<\/strong> Th\u00e9p c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c nh\u00e0 m\u00e1y \u0111i\u1ec7n, n\u0103ng l\u01b0\u1ee3ng gi\u00f3, v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng n\u0103ng l\u01b0\u1ee3ng kh\u00e1c.<\/li>\n<\/ul>\n<p>V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n kh\u00f4ng ng\u1eebng c\u1ee7a c\u00f4ng ngh\u1ec7 luy\u1ec7n kim, qu\u00e1 tr\u00ecnh luy\u1ec7n th\u00e9p t\u1eeb s\u1eaft l\u1ecfng s\u1ebd ng\u00e0y c\u00e0ng tr\u1edf n\u00ean hi\u1ec7u qu\u1ea3 v\u00e0 b\u1ec1n v\u1eefng h\u01a1n, \u0111\u00f3ng g\u00f3p l\u1edbn v\u00e0o s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a x\u00e3 h\u1ed9i hi\u1ec7n \u0111\u1ea1i.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>S\u1eaft l\u1ecfng | Qu\u00e1 tr\u00ecnh luy\u1ec7n th\u00e9p v\u00e0 \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 luy\u1ec7n kim hi\u1ec7u qu\u1ea3 trong ng\u00e0nh c\u00f4ng nghi\u1ec7p, gi\u00fap n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 b\u1ec1n c\u1ee7a s\u1ea3n ph\u1ea9m th\u00e9p.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[132],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>S\u1eaft L\u1ecfng | Qu\u00e1 Tr\u00ecnh Luy\u1ec7n Th\u00e9p v\u00e0 \u1ee8ng D\u1ee5ng C\u00f4ng Ngh\u1ec7 Luy\u1ec7n Kim<\/title>\n<meta name=\"description\" content=\"S\u1eaft l\u1ecfng | Qu\u00e1 tr\u00ecnh luy\u1ec7n th\u00e9p v\u00e0 \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 luy\u1ec7n kim hi\u1ec7u qu\u1ea3 trong ng\u00e0nh c\u00f4ng nghi\u1ec7p, gi\u00fap n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 b\u1ec1n c\u1ee7a s\u1ea3n ph\u1ea9m th\u00e9p.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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