{"id":6249220,"date":"2022-02-14T01:22:00","date_gmt":"2022-02-14T01:22:00","guid":{"rendered":"https:\/\/yp.vn\/?p=6249220"},"modified":"2022-02-14T09:22:56","modified_gmt":"2022-02-14T02:22:56","slug":"cac-loai-thep-su-dung-trong-nganh-khuon-mau","status":"publish","type":"post","link":"https:\/\/yp.com.vn\/cac-loai-thep-su-dung-trong-nganh-khuon-mau\/","title":{"rendered":"C\u00e1c lo\u1ea1i th\u00e9p s\u1eed d\u1ee5ng trong ng\u00e0nh Khu\u00f4n m\u1eabu"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Trong ng\u00e0nh ch\u1ebf t\u1ea1o <a href=\"https:\/\/yp.vn\/nganh-nghe\/cong-nghiep-co-khi-cong-nghiep-102\/khuon-mau-638\/\" rel=\"nofollow noopener\" target=\"_blank\">khu\u00f4n m\u1eabu<\/a> th\u00ec v\u1eadt li\u1ec7u ch\u1ebf t\u00e1c l\u00e0 ra khu\u00f4n r\u1ea5t quan tr\u1ecdng. V\u00ec vi\u1ec7c ch\u1ecdn lo\u1ea1i th\u00e9p s\u1ebd quy\u1ebft \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a khu\u00f4n m\u1eabu t\u1ea1o th\u00e0nh nh\u01b0: \u0111\u00fang k\u00edch th\u01b0\u1edbc, \u0111\u1ea1t chu\u1ea9n v\u1ec1 h\u00ecnh d\u00e1ng. V\u1eady n\u00ean ch\u1ecdn lo\u1ea1i th\u00e9p n\u00e0o \u0111\u1ec3 l\u00e0m khu\u00f4n m\u1eabu s\u1ebd l\u00e0 m\u1ed9t c\u00e2u h\u1ecfi r\u1ea5t ph\u1ed5 bi\u1ebfn.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e9p l\u00e0m khu\u00f4n m\u1eabu bao g\u1ed3m nhi\u1ec1u lo\u1ea1i tr\u00ean th\u1ecb tr\u01b0\u1eddng v\u1edbi&nbsp; m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng&nbsp; kh\u00e1c nhau v\u00ec v\u1eady gi\u00e1 th\u00e0nh&nbsp; c\u0169ng v\u00ec th\u1ebf m\u00e0 kh\u00e1c nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Theo m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng m\u00e0 ng\u01b0\u1eddi ta chia th\u00e0nh c\u00e1c lo\u1ea1i sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Th\u00e9p l\u00e0m khu\u00f4n nh\u1ef1a<\/li><li>Th\u00e9p l\u00e0m khu\u00f4n d\u1eadp n\u00f3ng<\/li><li>Th\u00e9p l\u00e0m khu\u00f4n d\u1eadp ngu\u1ed9i<\/li><li>Th\u00e9p nh\u00f4m \u00e9p nhi\u1ec7t<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t s\u1ed1 lo\u1ea1i th\u00e9p l\u00e0m khu\u00f4n m\u1eabu t\u1ed1t, ch\u1ea5t l\u01b0\u1ee3ng cao th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong ng\u00e0nh khu\u00f4n m\u1eabu bao g\u1ed3m:<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>1. Th\u00e9p <a href=\"https:\/\/yp.vn\/nganh-nghe\/cong-nghiep-co-khi-cong-nghiep-102\/khuon-mau-638\/\" rel=\"nofollow noopener\" target=\"_blank\">khu\u00f4n m\u1eabu<\/a> P20+Ni\u00a0<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e9p P20 l\u00e0 m\u00e1c th\u00e9p theo ti\u00eau chu\u1ea9n AISI (M\u1ef9), m\u00e1c th\u00e9p t\u01b0\u01a1ng \u0111\u01b0\u01a1ng l\u00e0 1.2311 theo ti\u00eau chu\u1ea9n DIN (\u0110\u1ee9c). Th\u00e9p P20\/1.2311 l\u00e0 lo\u1ea1i th\u00e9p h\u1ee3p kim \u2013 l\u00e0 lo\u1ea1i th\u00e9p ch\u1ee9a trong n\u00f3 m\u1ed9t l\u01b0\u1ee3ng th\u00e0nh ph\u1ea7n c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim th\u00edch h\u1ee3p<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>a. T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a th\u00e9p&nbsp; P20<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Th\u00e9p P20\/1.2311 c\u00f3 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt nh\u01b0 sau:<\/li><li>C\u00f3 kh\u1ea3 n\u0103ng m\u00e0i b\u00f3ng v\u00e0 gia c\u00f4ng tia l\u1eeda \u0111i\u1ec7n t\u1ed1t<\/li><li>\u0110\u1ed9 b\u1ec1n v\u00e0 t\u00ednh th\u1ea5m nit\u01a1 t\u1ed1t<\/li><li>H\u00e0m l\u01b0\u1ee3ng l\u01b0u hu\u1ef3nh th\u1ea5p, c\u1ea5u tr\u00fac \u0111\u1ed3ng nh\u1ea5t v\u00e0 tinh khi\u1ebft<\/li><li>Kh\u1ea3 n\u0103ng \u0111\u00e1nh b\u00f3ng, EDM v\u00e0 quang h\u00f3a cao<\/li><li>\u0110\u01b0\u1eddng s\u1ecdc th\u00f4 \u00edt v\u00e0 s\u1ef1 t\u0103ng \u0111\u1ed9 c\u1ee9ng \u00edt khi gia c\u00f4ng tia l\u1eeda \u0111i\u1ec7n<\/li><li>Kh\u1ea3 n\u0103ng gia c\u00f4ng c\u1eaft tuy\u1ec7t v\u1eddi, \u0111\u1ed9 c\u1ee9ng \u0111\u1ed3ng nh\u1ea5t m\u1ecdi n\u01a1i<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/thepkhuonmauviet.com\/publicimages\/photos\/0_1471261689.jpg\" alt=\"Th\u00e9p l\u00e0m khu\u00f4n d\u1eadp - 2379\" width=\"544\" height=\"408\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>b. \u1ee8ng d\u1ee5ng<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Lo\u1ea1i th\u00e9p n\u00e0y \u0111\u01b0\u1ee3c d\u00f9ng trong c\u00e1c l\u0129nh v\u1ef1c nh\u01b0<\/li><li>L\u00e0m khu\u00f4n nh\u1ef1a ch\u00ednh x\u00e1c c\u00f3 k\u00edch th\u01b0\u1edbc trung b\u00ecnh ho\u1eb7c l\u1edbn v\u1edbi tu\u1ed5i th\u1ecd cao.<\/li><li>L\u00e0m khu\u00f4n \u00e9p phun, khu\u00f4n th\u1ed5i, khu\u00f4n \u0111\u1ecbnh h\u00ecnh, khu\u00f4n \u00e9p n\u00e9n Melamine<\/li><li>L\u00e0m \u0111\u1ea7u l\u00f2 cho m\u00e1y \u00e9p \u0111\u00f9n, c\u00e1c chi ti\u1ebft m\u00e1y, tr\u1ee5c<\/li><li>Khu\u00f4n \u0111\u00fac \u00e1p l\u1ef1c cho h\u1ee3p kim thi\u1ebfc, ch\u00ec, k\u1ebdm<\/li><li>Khu\u00f4n thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed, \u0111\u1ed3 d\u00f9ng gia d\u1ee5ng: th\u00f9ng tivi, m\u00e1y gi\u1eb7t, m\u00e1y l\u1ea1nh, \u0111\u00e8n tr\u01b0\u1edbc, \u0111\u00e8n sau \u00f4 t\u00f4\u2026<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>2. Th\u00e9p <a href=\"https:\/\/yp.vn\/nganh-nghe\/cong-nghiep-co-khi-cong-nghiep-102\/khuon-mau-638\/\" rel=\"nofollow noopener\" target=\"_blank\">khu\u00f4n m\u1eabu<\/a> SUS420J2<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e9p SUS420J2 (JIS) t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi c\u00e1c m\u00e1c th\u00e9p nh\u01b0 DIN 1.2083, 4Cr13 (GB).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a t<strong>h\u00e9p SUS420J2<\/strong>&nbsp;c\u00f3 ch\u1ee9a c\u00e1c nguy\u00ean t\u1ed1 nh\u01b0:C Si Mn P S Ni Cr W Mo V<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>a. \u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a th\u00e9p SUS420J2\/ 4Cr13<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Th\u00e9p SUS420J2 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng g\u1ec9 cao, \u0111\u00e1nh b\u00f3ng t\u1ed1t, gia c\u00f4ng t\u1ed1t, ch\u1ed1ng m\u00e0i m\u00f2n cao<\/li><li>\u0110i\u1ec1u ki\u1ec7n x\u1eed l\u00ed nhi\u1ec7t v\u00e0 gia c\u00f4ng: \u0111\u1ed9 c\u1ee9ng c\u1ee7a th\u00e9p sau khi gia nhi\u1ec7t l\u00e0 : 48-52 HRC<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>b. \u1ee8ng d\u1ee5ng c\u1ee7a th\u00e9p SUS420J2\/ 4Cr13(DIN 1.2083)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Khu\u00f4n s\u1ea3n ph\u1ea9m \u0111i\u1ec7n t\u1eed<\/li><li>Khu\u00f4n m\u0169 b\u1ea3o hi\u1ec3m<\/li><li>Khu\u00f4n th\u1ed5i nh\u1ef1a PVC-PET<\/li><li>Khu\u00f4n th\u1ee7y tinh<\/li><li>Khu\u00f4n nh\u1ef1a t\u1ed5ng h\u1ee3p<\/li><li>Khu\u00f4n cao su<\/li><li>Khu\u00f4n \u00e9p phun ch\u1ecbu m\u00e0i m\u00f2n<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/anphatsteel.vn\/publicimages\/photos\/images\/sld.jpg\" alt=\"Th\u00e9p l\u00e0m khu\u00f4n d\u1eadp - SLD | th\u00e9p khu\u00f4n m\u1eabu - b\u00e1o gi\u00e1 th\u00e9p khu\u00f4n m\u1eabu\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>3. Th\u00e9p <a href=\"https:\/\/yp.vn\/nganh-nghe\/cong-nghiep-co-khi-cong-nghiep-102\/khuon-mau-638\/\" rel=\"nofollow noopener\" target=\"_blank\">khu\u00f4n m\u1eabu<\/a>\u00a0SKD11<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e9p SKD11 l\u00e0 th\u00e9p l\u00e0m khu\u00f4n d\u1eadp ngu\u1ed9i t\u1ed1t, theo ti\u00eau chu\u1ea9n JIS. Ch\u00fang t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi c\u00e1c m\u00e1c th\u00e9p nh\u01b0 D2 (ASIM), DIN 1.2379<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a th\u00e9p SKD11 ch\u1ee7 y\u1ebfu g\u1ed3m: C Si Mn P S Cr Mo V<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>a. \u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a th\u00e9p l\u00e0m khu\u00f4n d\u1eadp ngu\u1ed9i SKD11<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e9p SKD11 ch\u00fang c\u00f3 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Gi\u00fap n\u00e2ng cao hi\u1ec7u su\u1ea5t v\u00e0 tu\u1ed5i th\u1ecd cao<\/li><li>B\u1ec1 m\u1eb7t gia c\u00f4ng c\u1eaft g\u1ecdt m\u1ecbn, \u0111\u1eb9p v\u00e0 ch\u1ecbu \u0111\u01b0\u1ee3c l\u1ef1c m\u00e0i m\u00f2n cao<\/li><li>Th\u00e9p l\u00e0m khu\u00f4n d\u1eadp ngu\u1ed9i v\u1edbi \u0111\u1ed9 ch\u1ed1ng m\u00e0i m\u00f2n cao \u1edf m\u00f4i tr\u01b0\u1eddng b\u00ecnh th\u01b0\u1eddng<\/li><li>\u0110\u1ed9 th\u1ea5p t\u00f4i t\u1ed1t v\u00e0 \u1ee9ng su\u1ea5t t\u00f4i l\u00e0 th\u1ea5p nh\u1ea5t.<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>b. \u1ee8ng d\u1ee5ng c\u1ee7a th\u00e9p l\u00e0m khu\u00f4n d\u1eadp ngu\u1ed9i SKD11<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Th\u00e9p SKD11 \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m:<\/li><li>Khu\u00f4n d\u1eadp ngu\u1ed9i<\/li><li>Tr\u1ee5c c\u00e1n<\/li><li>Dao ch\u1ea5n tr\u00f2n, dao x\u1ea3 bang<\/li><li>C\u00e1c chi ti\u1ebft ch\u1ecbu m\u00e0i m\u00f2n.&nbsp;<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>4. Th\u00e9p khu\u00f4n m\u1eabu SKD61<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e9p SKD61 l\u00e0 m\u00e1c th\u00e9p theo ti\u00eau chu\u1ea9n c\u1ee7a Nh\u1eadt B\u1ea3n (JIS \u2013 Japan Industrial Standard) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong ng\u00e0nh c\u00f4ng nghi\u1ec7p khu\u00f4n d\u1eadp, nh\u01b0ng th\u00e9p SKD61 \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng h\u01a1n trong qu\u00e1 tr\u00ecnh l\u00e0m khu\u00f4n d\u1eadp n\u00f3ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e9p SKD61 l\u00e0m khu\u00f4n d\u1eadp n\u00f3ng ho\u1eb7c \u0111\u00fac v\u1edbi \u00e1p l\u1ef1c. Ch\u00fang t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi c\u00e1c m\u00e1c th\u00e9p nh\u01b0 H13 (ASIM), DIN 1.2344,<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a th\u00e9p SKD61 ch\u1ee7 y\u1ebfu g\u1ed3m: C Si Mn P S Cr Mo V<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>a. \u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a th\u00e9p SKD61<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>Kh\u1ea3 n\u0103ng ch\u1ed1ng r\u1ea1n n\u1ee9t n\u00f3ng:<\/strong>&nbsp;Cacbon c\u00f3 \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn \u0111\u1ed9 d\u1ebbo, \u0111\u1ed9 b\u1ec1n, \u0111\u1ed9 c\u1ee9ng, kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a c\u1ee7a m\u00f4i tr\u01b0\u1eddng, kh\u1ea3 n\u0103ng \u0111\u00e0n h\u1ed3i c\u1ee7a th\u00e9p SKD61. H\u00e0m l\u01b0\u1ee3ng Cacbon trong m\u00e1c th\u00e9p SKD61 \u1edf m\u1ee9c 0,39% gi\u00fap th\u00e9p c\u1ee9ng h\u01a1n nh\u01b0ng kh\u00f4ng gi\u1ea3m t\u00ednh \u0111\u00e0n h\u1ed3i c\u1ee7a th\u00e9p.<\/li><li><strong>\u0110\u1ed9 b\u1ec1n \u1edf nhi\u1ec7t \u0111\u1ed9 l\u00e0m vi\u1ec7c:<\/strong>&nbsp;Nh\u1edd c\u00f3 L\u01b0u hu\u1ef3nh \u0111\u01b0a v\u00e0o th\u00e9p SKD61 c\u00f9ng Mangan t\u1ea1o th\u00e0nh Sunfua Mangan (MnS). MnS \u0111\u01b0\u1ee3c k\u1ebft tinh \u1edf nhi\u1ec7t \u0111\u1ed9 cao d\u01b0\u1edbi d\u1ea1ng c\u00e1c h\u1ea1t nh\u1ecf r\u1eddi r\u1ea1c v\u00e0 \u1edf nhi\u1ec7t \u0111\u1ed9 cao c\u00f3 t\u00ednh d\u1ebbo nh\u1ea5t \u0111\u1ecbnh n\u00ean kh\u00f4ng b\u1ecb ch\u1ea3y ho\u1eb7c \u0111\u1ee9t, g\u00e3y. Do v\u1eady, khu\u00f4n d\u1eadp n\u00f3ng b\u1eb1ng th\u00e9p SKD61 c\u00f3 \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 dai cao \u1edf nhi\u1ec7t \u0111\u1ed9 l\u00e0m vi\u1ec7c.<\/li><li><strong>Kh\u1ea3 n\u0103ng ch\u1ecbu m\u00f2n \u1edf nhi\u1ec7t \u0111\u1ed9 l\u00e0m vi\u1ec7c:<\/strong>H\u00e0m l\u01b0\u1ee3ng Crom trong th\u00e9p SKD61 gi\u00fap c\u1ea3i thi\u1ec7n s\u1ee9c m\u1ea1nh v\u00e0 \u0111\u1ed9 c\u1ee9ng. C\u1ea3i thi\u1ec7n c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 nhi\u1ec7t cao c\u1ee7a th\u00e9p. T\u00ednh ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a t\u1eeb m\u00f4i tr\u01b0\u1eddng. H\u00e0m l\u01b0\u1ee3ng crom c\u00e0ng cao th\u00ec kh\u1ea3 n\u0103ng ch\u1ed1ng g\u1ec9 c\u00e0ng t\u1ed1t. L\u1edbp Crom \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u00fap t\u1ea1o ra m\u1ed9t l\u1edbp m\u00e0ng b\u1ea3o v\u1ec7 trong su\u1ed1t tr\u00ean b\u1ec1 m\u1eb7t th\u00e9p m\u00e0 m\u1eaft th\u01b0\u1eddng kh\u00f4ng nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c. L\u1edbp m\u00e0ng n\u00e0y kh\u00f4ng l\u00e0m m\u1ea5t \u0111i t\u00ednh s\u00e1ng b\u00f3ng c\u1ee7a th\u00e9p.<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>b. \u1ee8ng d\u1ee5ng ph\u1ed5 bi\u1ebfn c\u1ee7a th\u00e9p SKD61<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e9p SKD61 c\u00f3 kh\u1ea3 n\u0103ng t\u0103ng tu\u1ed5i th\u1ecd v\u00e0 t\u00ednh \u1ed5ng \u0111\u1ecbnh c\u1ee7a khu\u00f4n m\u1eabu m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c. Ch\u00fang \u0111\u01b0\u1ee3c d\u00f9ng trong khu\u00f4n \u0111\u00fac d\u1eadp n\u00f3ng nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Khu\u00f4n \u0111\u00fac \u00e1p l\u1ef1c cho c\u1ea3 nh\u00f4m v\u00e0 k\u1ebdm<\/li><li>S\u1eed d\u1ee5ng trong khu\u00f4n m\u1eabu, gia c\u00f4ng n\u00f3ng<\/li><li>Khu\u00f4n \u0111\u00fac \u00e1p l\u1ef1c<\/li><li>\u0110\u1ea7u \u0111\u00f9n kim lo\u1ea1i cho c\u00e1c kim lo\u1ea1i nh\u1eb9<\/li><li>Khu\u00f4n r\u00e8n d\u1eadp<\/li><li>Xylanh ng\u00e0nh nh\u1ef1a<\/li><li>L\u00f5i \u0111\u1ea9y, \u0111\u1ea7u l\u00f2, dao c\u1eaft n\u00f3ng<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>5. Th\u00e9p khu\u00f4n m\u1eabu S50C.<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">a.&nbsp;<strong>\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a th\u00e9p S50C<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8211; Th\u00e9p S50C l\u00e0 th\u00e9p c\u01b0\u1eddng \u0111\u1ed9 cao, c\u00f3 h\u00e0m l\u01b0\u1ee3ng carbon trung b\u00ecnh, \u0111\u1ed9 d\u1ebbo v\u00e0 l\u00e0m vi\u1ec7c l\u1ea1nh n\u0103ng su\u1ea5t<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8211; C\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu oxi h\u00f3a m\u1ea1nh, ch\u1ed1ng g\u1ec9 cao, \u0111\u00e1nh b\u00f3ng t\u1ed1t, \u0111\u1ed9 c\u1ee9ng 46~52 HRC, ch\u1ecbu nhi\u1ec7t cao.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8211; \u0110\u1ed9 b\u1ec1n t\u1ed1t, d\u1ebbo dai d\u1ec5 x\u1eed l\u00fd nhi\u1ec7t th\u00edch h\u1ee3p s\u1eed d\u1ee5ng chi ti\u1ebft th\u00f4ng th\u01b0\u1eddng<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>b. \u1ee8ng d\u1ee5ng&nbsp;c\u1ee7a th\u00e9p S50C<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8211; \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i l\u00e0m v\u1ecf khu\u00f4n (mould base), khu\u00f4n nh\u1ef1a th\u01b0\u1eddng<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8211; D\u00f9ng ch\u1ebf t\u1ea1o c\u00e1c chi ti\u1ebft m\u00e1y, khu\u00f4n g\u1ea1ch, khu\u00f4n cao su, c\u00e1c thi\u1ebft b\u1ecb, chi ti\u1ebft trong xe \u2026<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8211; D\u00f9ng trong ng\u00e0nh \u0111\u00f3ng t\u00e0u, thuy\u1ec1n, k\u1ebft c\u1ea5u nh\u00e0 x\u01b0\u1edfng, b\u1ed3n b\u1ec3 x\u0103ng d\u1ea7u, c\u01a1 kh\u00ed, c\u01a1 kh\u00ed x\u00e2y d\u1ef1ng\u2026<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8211; D\u00f9ng trong c\u00e1c ng\u00e0nh ch\u1ebf t\u1ea1o m\u00e1y, ng\u00e0nh c\u01a1 kh\u00ed, n\u1ed3i h\u01a1i<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8211; D\u00f9ng l\u00e0m khu\u00f4n nh\u1ef1a, khu\u00f4n b\u00e0n gh\u1ebf, \u0111\u1ed3 gia d\u1ee5ng b\u1eb1ng nh\u1ef1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>c. Quy c\u00e1ch th\u00e9p&nbsp;S50C:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8211; Th\u00e9p tr\u00f2n \u0111\u1eb7c: Phi tr\u00f2n: 25 &#8211;&gt; 450m\/m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8211; Th\u00e9p t\u1ea5m: D\u00e0y: 10 &#8211;> 205mm, R\u1ed9ng: 250 &#8211;> 2200m\/m D\u00e0i: 3000m\/m&#8211;> 6000m\/m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"has-text-align-right wp-block-paragraph\">Ngu\u1ed3n: anphatsteel.vn<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Trong ng\u00e0nh ch\u1ebf t\u1ea1o khu\u00f4n m\u1eabu th\u00ec v\u1eadt li\u1ec7u ch\u1ebf t\u00e1c l\u00e0 ra khu\u00f4n r\u1ea5t quan tr\u1ecdng. V\u00ec vi\u1ec7c ch\u1ecdn lo\u1ea1i th\u00e9p s\u1ebd quy\u1ebft \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a khu\u00f4n m\u1eabu t\u1ea1o th\u00e0nh nh\u01b0: \u0111\u00fang k\u00edch th\u01b0\u1edbc, \u0111\u1ea1t chu\u1ea9n v\u1ec1 h\u00ecnh d\u00e1ng. V\u1eady n\u00ean ch\u1ecdn lo\u1ea1i th\u00e9p n\u00e0o \u0111\u1ec3 l\u00e0m khu\u00f4n m\u1eabu s\u1ebd l\u00e0 m\u1ed9t c\u00e2u&#8230; <a class=\"view-article\" href=\"https:\/\/yp.com.vn\/cac-loai-thep-su-dung-trong-nganh-khuon-mau\/\">Xem b\u00e0i vi\u1ebft<\/a><\/p>\n","protected":false},"author":8,"featured_media":6249223,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ep_exclude_from_search":false,"footnotes":""},"categories":[2568],"tags":[],"class_list":["post-6249220","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-khuon-mau"],"acf":[],"_links":{"self":[{"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/posts\/6249220","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/comments?post=6249220"}],"version-history":[{"count":0,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/posts\/6249220\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/media\/6249223"}],"wp:attachment":[{"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/media?parent=6249220"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/categories?post=6249220"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/tags?post=6249220"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}