{"id":13612,"date":"2019-08-16T06:23:08","date_gmt":"2019-08-16T06:23:08","guid":{"rendered":"https:\/\/www.meetyoucarbide.com\/?p=13612"},"modified":"2020-05-07T01:20:32","modified_gmt":"2020-05-07T01:20:32","slug":"the-difference-between-few-common-stainless-steels-properties-and-composition","status":"publish","type":"post","link":"https:\/\/www.meetyoucarbide.com\/vi\/su-khac-biet-giua-vai-loai-thep-khong-gi-tinh-chat-va-thanh-phan-pho-bien\/","title":{"rendered":"S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa m\u1ed9t s\u1ed1 t\u00ednh ch\u1ea5t v\u00e0 th\u00e0nh ph\u1ea7n c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 th\u00f4ng th\u01b0\u1eddng"},"content":{"rendered":"<div class=\"vgblk-rw-wrapper limit-wrapper\"><figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"287\" src=\"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72473-1024x287.png\" alt=\"\" class=\"wp-image-13613\" title=\"\" srcset=\"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72473-1024x287.png 1024w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72473-630x177.png 630w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72473-300x84.png 300w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72473-768x215.png 768w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72473-420x118.png 420w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72473-840x235.png 840w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72473-315x88.png 315w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72473.png 1085w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><p>th\u00e9p kh\u00f4ng g\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho m\u00f4i tr\u01b0\u1eddng \u0103n m\u00f2n. B\u1eb1ng c\u00e1ch th\u00eam m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng nguy\u00ean t\u1ed1, ch\u1eb3ng h\u1ea1n nh\u01b0 niken v\u00e0 crom, kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u01b0\u1ee3t tr\u1ed9i. \u0110\u1ec3 ch\u1ecdn \u0111\u00fang l\u1edbp cho d\u1ef1 \u00e1n. Ch\u00fang t\u00f4i chia s\u1ebb blog n\u00e0y v\u1ec1 m\u1ed9t s\u1ed1 lo\u1ea1i th\u00e9p kh\u00f4ng g\u1ec9 ph\u1ed5 bi\u1ebfn \u0111\u1ec3 gi\u00fap b\u1ea1n hi\u1ec3u s\u01a1 b\u1ed9 v\u1ec1 ch\u00fang.&nbsp;<\/p><h2 class=\"wp-block-heading\">Ph\u00e2n lo\u1ea1i t\u1ea5t c\u1ea3 c\u00e1c STS ph\u1ed5 bi\u1ebfn theo th\u00e0nh ph\u1ea7n c\u1ee7a ch\u00fang<\/h2><p>Theo th\u00e0nh ph\u1ea7n, n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh h\u1ec7 th\u1ed1ng Cr (SUS 400), h\u1ec7 th\u1ed1ng Cr-Ni (SUS 300), h\u1ec7 th\u1ed1ng Cr-Mn-Ni (SUS 200) v\u00e0 h\u1ec7 th\u1ed1ng l\u00e0m c\u1ee9ng k\u1ebft t\u1ee7a (SUS 600).<\/p><p>Th\u00e9p kh\u00f4ng g\u1ec9 Austenitic 200 Series-Crom-Niken-Mangan<\/p><p>Th\u00e9p kh\u00f4ng g\u1ec9 Austenitic 300 Series-Chromium-Niken<\/p><p>301 - \u0111\u1ed9 d\u1ebbo t\u1ed1t, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u00fac. N\u00f3 c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00e0m c\u1ee9ng nhanh ch\u00f3ng b\u1eb1ng c\u00e1ch x\u1eed l\u00fd c\u01a1 h\u1ecdc. Kh\u1ea3 n\u0103ng h\u00e0n t\u1ed1t. Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00f2n v\u00e0 \u0111\u1ed9 b\u1ec1n m\u1ecfi t\u1ed1t h\u01a1n th\u00e9p kh\u00f4ng g\u1ec9 304.<\/p><p>302 - Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 304, v\u00e0 s\u1ee9c m\u1ea1nh c\u1ee7a n\u00f3 t\u1ed1t h\u01a1n v\u00ec h\u00e0m l\u01b0\u1ee3ng carbon t\u01b0\u01a1ng \u0111\u1ed1i cao.<\/p><p>303 - B\u1eb1ng c\u00e1ch th\u00eam m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf l\u01b0u hu\u1ef3nh v\u00e0 ph\u1ed1t pho, vi\u1ec7c c\u1eaft d\u1ec5 d\u00e0ng h\u01a1n 304.<\/p><figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"544\" height=\"326\" src=\"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72474.png\" alt=\"\" class=\"wp-image-13614\" title=\"\" srcset=\"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72474.png 544w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72474-300x180.png 300w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72474-420x252.png 420w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72474-315x189.png 315w\" sizes=\"auto, (max-width: 544px) 100vw, 544px\" \/><\/figure><p>Th\u00e9p kh\u00f4ng g\u1ec9 304-18 \/ 8. GB l\u00e0 0Cr18Ni9, c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 t\u1ed1t h\u01a1n 304.<\/p><p>Sau 316-304, th\u00e9p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i th\u1ee9 hai ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p th\u1ef1c ph\u1ea9m v\u00e0 thi\u1ebft b\u1ecb ph\u1eabu thu\u1eadt, th\u00eam molypden \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac ch\u1ed1ng \u0103n m\u00f2n \u0111\u1eb7c bi\u1ec7t. Do kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n clorua t\u1ed1t h\u01a1n 304, n\u00f3 c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m th\u00e9p th\u00e9p bi\u1ec3n. SS316 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb thu h\u1ed3i nhi\u00ean li\u1ec7u h\u1ea1t nh\u00e2n. Th\u00e9p kh\u00f4ng g\u1ec9 18\/10 th\u01b0\u1eddng \u0111\u00e1p \u1ee9ng m\u1ee9c \u0111\u1ed9 \u1ee9ng d\u1ee5ng n\u00e0y.<\/p><p>Model 321 - Ngo\u1ea1i tr\u1eeb vi\u1ec7c gi\u1ea3m nguy c\u01a1 \u0103n m\u00f2n do b\u1ed5 sung titan, hi\u1ec7u su\u1ea5t c\u1ee7a v\u1eadt li\u1ec7u t\u01b0\u01a1ng t\u1ef1 304.<\/p><p>400 Series - Th\u00e9p kh\u00f4ng g\u1ec9 Ferritic v\u00e0 Martensitic<\/p><p>408-Kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t t\u1ed1t, ch\u1ed1ng \u0103n m\u00f2n y\u1ebfu, 11% Cr, 8% Ni.<\/p><p>409 - M\u1eabu r\u1ebb nh\u1ea5t (Anh v\u00e0 M\u1ef9), th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m \u1ed1ng x\u1ea3 \u00f4 t\u00f4, thu\u1ed9c v\u1ec1 th\u00e9p kh\u00f4ng g\u1ec9 ferritic (th\u00e9p crom).<\/p><p>410-martensite (th\u00e9p crom c\u01b0\u1eddng \u0111\u1ed9 cao), ch\u1ed1ng m\u00e0i m\u00f2n t\u1ed1t, ch\u1ed1ng \u0103n m\u00f2n k\u00e9m.<\/p><p>420 - Th\u00eam l\u01b0u hu\u1ef3nh c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng x\u1eed l\u00fd c\u1ee7a v\u1eadt li\u1ec7u.<\/p><p>Th\u00e9p martensitic lo\u1ea1i 420 l\u01b0\u1ee1i, lo\u1ea1i th\u00e9p kh\u00f4ng g\u1ec9 s\u1edbm nh\u1ea5t nh\u01b0 th\u00e9p cr\u00f4m cao Brinell. N\u00f3 c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho dao ph\u1eabu thu\u1eadt v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00e0m r\u1ea5t s\u00e1ng.<\/p><p>Th\u00e9p kh\u00f4ng g\u1ec9 430-ferritic cho m\u1ee5c \u0111\u00edch trang tr\u00ed, ch\u1eb3ng h\u1ea1n nh\u01b0 trang s\u1ee9c \u00f4 t\u00f4. Kh\u1ea3 n\u0103ng \u0111\u1ecbnh d\u1ea1ng t\u1ed1t, nh\u01b0ng kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 k\u00e9m v\u00e0 ch\u1ed1ng \u0103n m\u00f2n.<\/p><p>Th\u00e9p c\u00f4ng c\u1ee5 c\u1eaft c\u01b0\u1eddng \u0111\u1ed9 cao 440, v\u1edbi h\u00e0m l\u01b0\u1ee3ng carbon cao h\u01a1n m\u1ed9t ch\u00fat, c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u01b0\u1eddng \u0111\u1ed9 n\u0103ng su\u1ea5t cao h\u01a1n sau khi x\u1eed l\u00fd nhi\u1ec7t th\u00edch h\u1ee3p v\u00e0 \u0111\u1ed9 c\u1ee9ng c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 \u0111\u1ea1t t\u1edbi 58HRC, thu\u1ed9c lo\u1ea1i th\u00e9p kh\u00f4ng g\u1ec9 c\u1ee9ng nh\u1ea5t. V\u00ed d\u1ee5 ph\u1ed5 bi\u1ebfn nh\u1ea5t c\u1ee7a \u1ee9ng d\u1ee5ng l\u00e0 l\u01b0\u1ee1i dao c\u1ea1o. C\u00f3 ba m\u00f4 h\u00ecnh ph\u1ed5 bi\u1ebfn: 440A, 440B, 440C v\u00e0 440F (d\u1ec5 x\u1eed l\u00fd).<\/p><figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"1024\" src=\"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72475-1-810x1024.png\" alt=\"\" class=\"wp-image-13615\" title=\"\" srcset=\"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72475-1-810x1024.png 810w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72475-1-630x796.png 630w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72475-1-237x300.png 237w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72475-1-768x970.png 768w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72475-1-420x531.png 420w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72475-1-840x1061.png 840w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72475-1-315x398.png 315w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72475-1.png 1100w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/figure><p>500 series - th\u00e9p h\u1ee3p kim crom ch\u1ecbu nhi\u1ec7t.<\/p><p>Th\u00e9p kh\u00f4ng g\u1ec9 k\u1ebft t\u1ee7a 600 Series-Martensite.<\/p><p>630 - Lo\u1ea1i th\u00e9p kh\u00f4ng g\u1ec9 k\u1ebft t\u1ee7a \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 17-4; 17% Cr, 4% Ni<\/p><h2 class=\"wp-block-heading\">S\u1ef1 kh\u00e1c bi\u1ec7t c\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 201 v\u00e0 304<\/h2><p>1. \u0110\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt: C\u00e1c t\u1ea5m th\u00e9p kh\u00f4ng g\u1ec9 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c chia th\u00e0nh c\u00e1c m\u00f4 h\u00ecnh 201 v\u00e0 304. Th\u1eadt ra, th\u00e0nh ph\u1ea7n l\u00e0 kh\u00e1c nhau. 304 c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t h\u01a1n, nh\u01b0ng gi\u00e1 \u0111\u1eaft v\u00e0 201 t\u1ec7 h\u01a1n. 304 l\u00e0 t\u1ea5m inox nh\u1eadp kh\u1ea9u, 201 l\u00e0 t\u1ea5m inox n\u1ed9i \u0111\u1ecba.<\/p><p>2. 201 bao g\u1ed3m 17Cr-4.5Ni-6Mn-N, l\u00e0 th\u00e9p thay th\u1ebf \u0111\u1ec3 ti\u1ebft ki\u1ec7m th\u00e9p Ni v\u00e0 301. N\u00f3 c\u00f3 t\u1eeb t\u00ednh sau khi x\u1eed l\u00fd l\u1ea1nh v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n \u0111\u01b0\u1eddng s\u1eaft.<\/p><p>3. 304 \u0111\u01b0\u1ee3c c\u1ea5u t\u1ea1o t\u1eeb 18Cr-9Ni, \u0111\u00e2y l\u00e0 lo\u1ea1i th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 th\u00e9p ch\u1ecbu nhi\u1ec7t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t. \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong thi\u1ebft b\u1ecb s\u1ea3n xu\u1ea5t th\u1ef1c ph\u1ea9m, thi\u1ebft b\u1ecb h\u00f3a h\u1ecdc, n\u0103ng l\u01b0\u1ee3ng h\u1ea1t nh\u00e2n v\u00e0 nh\u01b0 v\u1eady.<\/p><p>\u0110\u1eb7c t\u00ednh hi\u1ec7u su\u1ea5t v\u00e0 t\u1ea5m th\u00e9p kh\u00f4ng g\u1ec9 304:<\/p><p>L\u00e0 th\u00e9p kh\u00f4ng g\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9, thi\u1ebft b\u1ecb th\u1ef1c ph\u1ea9m, thi\u1ebft b\u1ecb n\u00f3i chung, thi\u1ebft b\u1ecb c\u00f4ng nghi\u1ec7p n\u0103ng l\u01b0\u1ee3ng nguy\u00ean t\u1eed. 304 l\u00e0 lo\u1ea1i th\u00e9p ph\u1ed5 bi\u1ebfn nh\u1ea5t c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t, ch\u1ecbu nhi\u1ec7t, ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 th\u1ea5p v\u00e0 t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc. D\u1eadp s\u00e2u, u\u1ed1n cong v\u00e0 hi\u1ec7u su\u1ea5t x\u1eed l\u00fd nhi\u1ec7t \u0111\u1ed9 b\u00ecnh th\u01b0\u1eddng kh\u00e1c l\u00e0 t\u1ed1t, x\u1eed l\u00fd nhi\u1ec7t s\u1ebd kh\u00f4ng c\u1ee9ng. H\u1ed9 gia \u0111\u00ecnh 1 ho\u1eb7c 2 lo\u1ea1i b\u1ed9 \u0111\u1ed3 \u0103n ph\u01b0\u01a1ng T\u00e2y, b\u1ed3n r\u1eeda, \u0111\u01b0\u1eddng \u1ed1ng trong nh\u00e0, m\u00e1y n\u01b0\u1edbc n\u00f3ng, b\u1ed3n t\u1eafm, n\u1ed3i h\u01a1i, ph\u1ee5 t\u00f9ng \u00f4 t\u00f4 (d\u1ee5ng c\u1ee5 lau c\u1eeda s\u1ed5, \u1ed1ng h\u1ed3i l\u01b0u), m\u00e1y m\u00f3c y t\u1ebf, v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng, h\u00f3a h\u1ecdc, c\u00f4ng nghi\u1ec7p th\u1ef1c ph\u1ea9m, ng\u00e0nh d\u1ec7t, c\u00f4ng nghi\u1ec7p ph\u00f4 mai, t\u00e0u b\u1ed9 ph\u1eadn v\u00e0 linh ki\u1ec7n<\/p><p>(Kh\u00f4ng t\u1eeb t\u00ednh, nhi\u1ec7t \u0111\u1ed9 d\u1ecbch v\u1ee5: -196-800 C)<br><\/p><h2 class=\"wp-block-heading\">Th\u00e9p kh\u00f4ng g\u1ec9 316 l\u00e0 g\u00ec?<\/h2><figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"579\" height=\"498\" src=\"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72476-1.png\" alt=\"\" class=\"wp-image-13616\" title=\"\" srcset=\"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72476-1.png 579w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72476-1-300x258.png 300w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72476-1-420x361.png 420w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72476-1-315x271.png 315w\" sizes=\"auto, (max-width: 579px) 100vw, 579px\" \/><\/figure><p>Th\u00e9p kh\u00f4ng g\u1ec9 316 l\u00e0 m\u1ed9t th\u01b0\u01a1ng hi\u1ec7u theo ti\u00eau chu\u1ea9n M\u1ef9, thu\u1ed9c v\u1ec1 th\u00e9p kh\u00f4ng g\u1ec9, ch\u1ecbu nhi\u1ec7t v\u00e0 ch\u1ed1ng \u0103n m\u00f2n. N\u00f3 l\u00e0 th\u00e9p kh\u00f4ng g\u1ec9 Austenit. \u0110\u1ed1i v\u1edbi ti\u00eau chu\u1ea9n qu\u1ed1c gia, \u0111\u00f3 l\u00e0 Cr17Ni12Mo2. N\u00f3 l\u00e0 t\u1ed1t h\u01a1n so v\u1edbi th\u00e9p kh\u00f4ng g\u1ec9 304. Trong n\u01b0\u1edbc bi\u1ec3n v\u00e0 c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n kh\u00e1c, n\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t h\u01a1n Cr19Ni9, ch\u1ee7 y\u1ebfu l\u00e0 v\u1eadt li\u1ec7u ch\u1ed1ng \u0103n m\u00f2n r\u1ed7.<\/p><h2 class=\"wp-block-heading\">Th\u00e9p kh\u00f4ng g\u1ec9 430 l\u00e0 g\u00ec?<\/h2><figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"638\" src=\"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72477-1-1024x638.png\" alt=\"\" class=\"wp-image-13617\" title=\"\" srcset=\"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72477-1-1024x638.png 1024w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72477-1-630x393.png 630w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72477-1-300x187.png 300w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72477-1-768x479.png 768w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72477-1-420x262.png 420w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72477-1-840x524.png 840w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72477-1-315x196.png 315w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72477-1.png 1123w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><p>Th\u00e9p kh\u00f4ng g\u1ec9 430 l\u00e0 th\u00e9p n\u00f3i chung c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t. \u0110\u1ed9 d\u1eabn nhi\u1ec7t c\u1ee7a n\u00f3 t\u1ed1t h\u01a1n so v\u1edbi austenite. H\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t c\u1ee7a n\u00f3 nh\u1ecf h\u01a1n so v\u1edbi austenite. N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ecfi nhi\u1ec7t t\u1ed1t. C\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a \u0111\u01b0\u1eddng h\u00e0n l\u00e0 t\u1ed1t h\u01a1n khi th\u00eam ph\u1ea7n t\u1eed titan \u1ed5n \u0111\u1ecbnh. Th\u00e9p kh\u00f4ng g\u1ec9 430 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 trang tr\u00ed x\u00e2y d\u1ef1ng, c\u00e1c b\u1ed9 ph\u1eadn \u0111\u1ed1t nhi\u00ean li\u1ec7u, \u0111\u1ed3 gia d\u1ee5ng v\u00e0 thi\u1ebft b\u1ecb gia d\u1ee5ng. 430F l\u00e0 m\u1ed9t lo\u1ea1i th\u00e9p c\u00f3 \u0111\u1eb7c t\u00ednh c\u1eaft mi\u1ec5n ph\u00ed \u0111\u01b0\u1ee3c th\u00eam v\u00e0o th\u00e9p 430. N\u00f3 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho m\u00e1y ti\u1ec7n t\u1ef1 \u0111\u1ed9ng, bu l\u00f4ng v\u00e0 \u0111ai \u1ed1c. 430LX th\u00eam Ti ho\u1eb7c Nb v\u00e0o th\u00e9p 430, gi\u1ea3m h\u00e0m l\u01b0\u1ee3ng C, c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t x\u1eed l\u00fd v\u00e0 hi\u1ec7u su\u1ea5t h\u00e0n. N\u00f3 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong b\u1ec3 n\u01b0\u1edbc n\u00f3ng, h\u1ec7 th\u1ed1ng n\u01b0\u1edbc n\u00f3ng, thi\u1ebft b\u1ecb v\u1ec7 sinh, thi\u1ebft b\u1ecb gia d\u1ee5ng b\u1ec1n, b\u00e1nh \u0111\u00e0 xe \u0111\u1ea1p v\u00e0 nh\u01b0 v\u1eady.<\/p><p>Do h\u00e0m l\u01b0\u1ee3ng crom c\u1ee7a n\u00f3, n\u00f3 c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 18\/0 ho\u1eb7c 18-0. So v\u1edbi 18\/8 v\u00e0 18\/10, h\u00e0m l\u01b0\u1ee3ng crom \u00edt h\u01a1n m\u1ed9t ch\u00fat v\u00e0 \u0111\u1ed9 c\u1ee9ng gi\u1ea3m theo.<\/p><h2 class=\"wp-block-heading\">Th\u00e9p kh\u00f4ng g\u1ec9 439 l\u00e0 g\u00ec?<\/h2><figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"439\" height=\"329\" src=\"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72478.png\" alt=\"\" class=\"wp-image-13618\" title=\"\" srcset=\"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72478.png 439w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72478-300x225.png 300w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72478-420x315.png 420w, https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72478-315x236.png 315w\" sizes=\"auto, (max-width: 439px) 100vw, 439px\" \/><\/figure><p>Lo\u1ea1i th\u00e9p l\u00e0m gi\u1ea3m h\u00e0m l\u01b0\u1ee3ng C tr\u00ean c\u01a1 s\u1edf v\u1eadt li\u1ec7u ferrite th\u00f4ng th\u01b0\u1eddng (430) v\u00e0 th\u00eam c\u00e1c y\u1ebfu t\u1ed1 \u1ed5n \u0111\u1ecbnh nh\u01b0 Ti, gi\u00fap c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n gi\u1eefa c\u00e1c h\u1ea1t, kh\u1ea3 n\u0103ng \u0111\u1ecbnh d\u1ea1ng v\u00e0 kh\u1ea3 n\u0103ng h\u00e0n c\u1ee7a l\u1edbp th\u00e9p. So v\u1edbi th\u00e9p 304, m\u1eb7c d\u00f9 \u0111\u1ed9 gi\u00e3n d\u00e0i th\u1ea5p (kho\u1ea3ng 30%), \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n c\u1ee7a n\u00f3 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng nhau, v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n c\u1ee7a n\u00f3 t\u1ed1t h\u01a1n v\u1eadt li\u1ec7u 200 series.<\/p><p>S\u1eed d\u1ee5ng ch\u00ednh |: Thang m\u00e1y, b\u1ea3ng trang tr\u00ed thang cu\u1ed1n, b\u1ea3ng trang tr\u00ed t\u00f2a nh\u00e0, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c b\u1ed9 ph\u1eadn k\u1ebft c\u1ea5u trang tr\u00ed, \u1ed1ng k\u1ebft c\u1ea5u, c\u00e1c th\u00e0nh ph\u1ea7n h\u1ec7 th\u1ed1ng \u1ed1ng x\u1ea3 \u00f4 t\u00f4, xi lanh b\u00ean trong m\u00e1y gi\u1eb7t<\/p><p>Tu\u1ea7n tr\u01b0\u1edbc ch\u00fang t\u00f4i \u0111\u00e3 chia s\u1ebb m\u1ed9t blog v\u1ec1 si\u00eau th\u00e9p kh\u00f4ng g\u1ec9. Hy v\u1ecdng, v\u1edbi h\u1ecd, b\u1ea1n \u0111\u00e3 t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 truy\u1ec1n thuy\u1ebft c\u1ee7a STS.<\/p><figure class=\"wp-block-embed-wordpress wp-block-embed is-type-wp-embed is-provider-meetyou-carbide\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"9lrPkURiCf\"><a href=\"https:\/\/www.meetyoucarbide.com\/vi\/what-are-super-stainless-steels\/\">Si\u00eau th\u00e9p kh\u00f4ng g\u1ec9 l\u00e0 g\u00ec?<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"Th\u00e9p kh\u00f4ng g\u1ec9 si\u00eau c\u1ee9ng l\u00e0 g\u00ec? - Meetyou Cacbua\" src=\"https:\/\/www.meetyoucarbide.com\/what-are-super-stainless-steels\/embed\/#?secret=rQAXzCOp3a#?secret=9lrPkURiCf\" data-secret=\"9lrPkURiCf\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure><\/div><!-- .vgblk-rw-wrapper -->","protected":false},"excerpt":{"rendered":"<p>stainless steel is used for corrosive environments. By adding some amounts of elements, such as nickel and chromium, outstanding corrosion resistance are obtained. To correctly select the grade right for the project. We share this blog about few common grades of stainless steel to get you preliminarily understand them.&nbsp; Classification of all common STSs by&#8230;<\/p>","protected":false},"author":2,"featured_media":19448,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[79],"tags":[],"class_list":["post-13612","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-materials-weekly"],"jetpack_featured_media_url":"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/1.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/posts\/13612","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/comments?post=13612"}],"version-history":[{"count":0,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/posts\/13612\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/media\/19448"}],"wp:attachment":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/media?parent=13612"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/categories?post=13612"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/tags?post=13612"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}