{"id":11132,"date":"2023-03-14T09:51:54","date_gmt":"2023-03-14T01:51:54","guid":{"rendered":"https:\/\/www.focoinduction.com\/mot-so-loai-thep-pho-bien-de-toi-luyen-bang-phuong-phap-cam-ung\/"},"modified":"2025-01-02T11:10:40","modified_gmt":"2025-01-02T03:10:40","slug":"mot-so-loai-thep-pho-bien-de-toi-luyen-bang-phuong-phap-cam-ung","status":"publish","type":"post","link":"https:\/\/www.focoinduction.com\/vi\/mot-so-loai-thep-pho-bien-de-toi-luyen-bang-phuong-phap-cam-ung\/","title":{"rendered":"M\u1ed9t s\u1ed1 lo\u1ea1i th\u00e9p ph\u1ed5 bi\u1ebfn \u0111\u1ec3 t\u00f4i luy\u1ec7n b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p c\u1ea3m \u1ee9ng"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\"><p style=\"text-align: left;\">L\u00e0m c\u1ee9ng th\u00e9p l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft cho nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd v\u00e0 c\u01a1 h\u1ecdc mong mu\u1ed1n. <a href=\"https:\/\/www.focoinduction.com\/heating-methods-for-induction-hardening\/\" target=\"_blank\" rel=\"noopener\">M\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p l\u00e0m c\u1ee9ng th\u00e9p<\/a> ph\u1ed5 bi\u1ebfn trong ng\u00e0nh s\u1ea3n xu\u1ea5t v\u00e0 <a href=\"https:\/\/www.focoinduction.com\/vi\/tim-hieu-ve-he-thong-suoi-am-cam-ung\/lam-cung-cam-ung-la-gi\/\" target=\"_blank\" rel=\"noopener\">l\u00e0m c\u1ee9ng c\u1ea3m \u1ee9ng<\/a> l\u00e0 m\u1ed9t trong s\u1ed1 \u0111\u00f3. \u0110\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c t\u00ednh ch\u1ea5t c\u1ee7a ph\u00f4i th\u00e9p, c\u00e1c lo\u1ea1i th\u00e9p kh\u00e1c nhau th\u01b0\u1eddng \u0111\u01b0\u1ee3c ch\u1ecdn \u0111\u1ec3 l\u00e0m c\u1ee9ng c\u1ea3m \u1ee9ng trong <a href=\"https:\/\/www.focoinduction.com\/vi\/nganh-cong-nghiep\/\" target=\"_blank\" rel=\"noopener\">c\u00f4ng nghi\u1ec7p<\/a> . <\/p>\n<p>Tuy nhi\u00ean, kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i th\u00e9p \u0111\u1ec1u ph\u00f9 h\u1ee3p \u0111\u1ec3 t\u00f4i c\u1ea3m \u1ee9ng. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang t\u00f4i s\u1ebd th\u1ea3o lu\u1eadn v\u1ec1 <strong><em>m\u1ed9t s\u1ed1 lo\u1ea1i th\u00e9p ph\u1ed5 bi\u1ebfn th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong <a href=\"https:\/\/www.focoinduction.com\/vi\/ung-dung\/lam-cung-cam-ung\/\" target=\"_blank\" rel=\"noopener\">c\u00e1c d\u1ef1 \u00e1n t\u00f4i c\u1ea3m \u1ee9ng<\/a><\/em><\/strong> . H\u00e3y c\u00f9ng b\u1eaft \u0111\u1ea7u!  <\/p>\n<h2><strong>Nh\u1eefng lo\u1ea1i h\u1ee3p kim th\u00e9p n\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh t\u00f4i c\u1ea3m \u1ee9ng?<\/strong><\/h2>\n<p>H\u1ee3p kim th\u00e9p th\u01b0\u1eddng \u0111\u01b0\u1ee3c chia th\u00e0nh c\u00e1c lo\u1ea1i kh\u00e1c nhau d\u1ef1a tr\u00ean th\u00e0nh ph\u1ea7n v\u00e0 t\u00ednh ch\u1ea5t c\u1ee7a ch\u00fang. H\u1ec7 th\u1ed1ng ph\u00e2n lo\u1ea1i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e2n lo\u1ea1i h\u1ee3p kim th\u00e9p th\u01b0\u1eddng bao g\u1ed3m m\u1ed9t s\u1ed1 c\u00f3 b\u1ed1n ch\u1eef s\u1ed1, v\u1edbi ch\u1eef s\u1ed1 \u0111\u1ea7u ti\u00ean \u0111\u1ea1i di\u1ec7n cho nguy\u00ean t\u1ed1 h\u1ee3p kim ch\u00ednh trong th\u00e9p. Sau \u0111\u00e2y l\u00e0 t\u1ed5ng quan ng\u1eafn g\u1ecdn v\u1ec1 m\u1ed9t s\u1ed1 lo\u1ea1i h\u1ee3p kim th\u00e9p ti\u00eau chu\u1ea9n v\u00e0 ch\u1eef s\u1ed1 \u0111\u1ea7u ti\u00ean t\u01b0\u01a1ng \u1ee9ng c\u1ee7a ch\u00fang:  <\/p>\n<ul>\n<li>1xxx: Th\u00e9p c\u00f3 cacbon ch\u00ednh (v\u00ed d\u1ee5: 1018)<\/li>\n<li>2xxx: Th\u00e9p niken (v\u00ed d\u1ee5: 2330)<\/li>\n<li>3xxx: Th\u00e9p niken-crom (v\u00ed d\u1ee5: 3140)<\/li>\n<li>4xxx: Th\u00e9p Molypden (v\u00ed d\u1ee5: 4140)<\/li>\n<li>5xxx: Th\u00e9p Crom (v\u00ed d\u1ee5: 5120)<\/li>\n<li>6xxx: Th\u00e9p crom-vanadi (v\u00ed d\u1ee5: 6150)<\/li>\n<li>7xxx: Th\u00e9p vonfram (v\u00ed d\u1ee5: 7118)<\/li>\n<li>8xxx: Th\u00e9p niken-crom-molypden (v\u00ed d\u1ee5: 8620)<\/li>\n<li>9xxx: Th\u00e9p silic-mangan (v\u00ed d\u1ee5: 9260).<\/li>\n<\/ul>\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-2\"><p>Tuy nhi\u00ean, c\u00e1c lo\u1ea1i th\u00e9p n\u00e0y kh\u00f4ng th\u00edch h\u1ee3p \u0111\u1ec3 t\u00f4i c\u1ea3m \u1ee9ng v\u00ec ch\u00fang c\u00f3 ng\u01b0\u1ee1ng h\u00e0m l\u01b0\u1ee3ng cacbon (0,35%) \u0111\u1ec3 t\u00f4i. Sau \u0111\u00e2y l\u00e0 c\u00e1c lo\u1ea1i h\u1ee3p kim th\u00e9p ti\u00eau chu\u1ea9n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00f4i b\u1eb1ng c\u00e1ch t\u00f4i c\u1ea3m \u1ee9ng.<\/p>\n<\/p>\n<div class=\"table-1\">\n<table width=\"100%\">\n<thead>\n<tr>\n<th align=\"left\">D\u00f2ng th\u00e9p<\/th>\n<th align=\"left\">S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td align=\"left\">D\u00f2ng 41xx<\/td>\n<td align=\"left\">D\u00f2ng s\u1ea3n ph\u1ea9m n\u00e0y bao g\u1ed3m 4140, 4142 v\u00e0 4145, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p \u00f4 t\u00f4 v\u00e0 h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5.<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">D\u00f2ng 86xx<\/td>\n<td align=\"left\">C\u00e1c lo\u1ea1i th\u00e9p n\u00e0y \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 d\u1ebbo dai cao, bao g\u1ed3m 8620, 8630 v\u00e0 8640. Ch\u00fang \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t b\u00e1nh r\u0103ng, tr\u1ee5c v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn ch\u1ecbu \u1ee9ng su\u1ea5t cao kh\u00e1c. <\/td>\n<\/tr>\n<tr>\n<td align=\"left\">D\u00f2ng 51xx v\u00e0 52xx<\/td>\n<td align=\"left\">C\u00e1c lo\u1ea1i th\u00e9p n\u00e0y ch\u1ee9a crom v\u00e0 cacbon v\u00e0 c\u00f3 \u0111\u1ed9 c\u1ee9ng t\u1eeb trung b\u00ecnh \u0111\u1ebfn cao.<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">D\u00f2ng 13xx v\u00e0 15xx<\/td>\n<td align=\"left\">C\u00e1c lo\u1ea1i th\u00e9p n\u00e0y ch\u1ee9a h\u00e0m l\u01b0\u1ee3ng cacbon v\u00e0 mangan kh\u00e1c nhau v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t c\u00e1c b\u1ed9 ph\u1eadn \u0111\u00f2i h\u1ecfi \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 b\u1ec1n cao<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">D\u00f2ng 81xx<\/td>\n<td align=\"left\">C\u00e1c lo\u1ea1i th\u00e9p n\u00e0y ch\u1ee9a niken, crom v\u00e0 molypden, \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 d\u1ebbo dai cao.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-3 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-3\"><h2>Th\u00e9p ch\u1ecbu l\u1ef1c cho qu\u00e1 tr\u00ecnh t\u00f4i c\u1ea3m \u1ee9ng<\/h2>\n<p>Nh\u01b0 t\u00ean g\u1ecdi c\u1ee7a n\u00f3, th\u00e9p ch\u1ecbu l\u1ef1c l\u00e0 m\u1ed9t lo\u1ea1i h\u1ee3p kim th\u00e9p th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t \u1ed5 tr\u1ee5c v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n ch\u1ecbu m\u00e0i m\u00f2n cao kh\u00e1c. Lo\u1ea1i th\u00e9p n\u00e0y th\u01b0\u1eddng ch\u1ee9a h\u00e0m l\u01b0\u1ee3ng cacbon, crom v\u00e0 c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim kh\u00e1c cao \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n, \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n. L\u00e0m c\u1ee9ng c\u1ea3m \u1ee9ng l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn \u0111\u1ec3 l\u00e0m c\u1ee9ng th\u00e9p ch\u1ecbu l\u1ef1c. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y cung c\u1ea5p m\u1ee9c \u0111\u1ed9 ki\u1ec3m so\u00e1t cao \u0111\u1ed1i v\u1edbi \u0111\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 s\u00e2u c\u1ee7a l\u1edbp \u0111\u01b0\u1ee3c l\u00e0m c\u1ee9ng. L\u1edbp th\u00e9p ch\u1ecbu l\u1ef1c \u0111\u01b0\u1ee3c l\u00e0m c\u1ee9ng thu \u0111\u01b0\u1ee3c c\u00f3 th\u1ec3 d\u00e0y v\u00e0i milim\u00e9t v\u00e0 l\u00e0m t\u0103ng \u0111\u00e1ng k\u1ec3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 \u0111\u1ed9 b\u1ec1n m\u1ecfi. M\u1ed9t s\u1ed1 v\u00ed d\u1ee5 v\u1ec1 c\u00e1c lo\u1ea1i th\u00e9p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m th\u00e9p ch\u1ecbu l\u1ef1c trong qu\u00e1 tr\u00ecnh l\u00e0m c\u1ee9ng c\u1ea3m \u1ee9ng bao g\u1ed3m AISI 52100, AISI 440C, AISI 4140, AISI 4340, AISI 52100H, th\u00e9p kh\u00f4ng g\u1ec9 AISI 416 v\u00e0 th\u00e9p t\u1ed1c \u0111\u1ed9 cao AISI M50. <\/p>\n<h2>Th\u00e9p bo h\u1ee3p kim th\u1ea5p \u0111\u1ec3 t\u00f4i c\u1ea3m \u1ee9ng<\/h2>\n<p>Th\u00e9p bo h\u1ee3p kim th\u1ea5p ch\u1ee9a m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf (0,001 \u0111\u1ebfn 0,003%) bo nh\u01b0 m\u1ed9t nguy\u00ean t\u1ed1 h\u1ee3p kim. H\u00e0m l\u01b0\u1ee3ng bo c\u00f3 v\u1ebb nh\u1ecf, nh\u01b0ng n\u00f3 \u0111\u1ee7 \u0111\u1ec3 thay \u0111\u1ed5i c\u00e1c t\u00ednh ch\u1ea5t c\u1ee7a th\u00e9p. Bo c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng l\u00e0m c\u1ee9ng c\u1ee7a th\u00e9p, t\u1ee9c l\u00e0 kh\u1ea3 n\u0103ng th\u00e9p \u0111\u01b0\u1ee3c l\u00e0m c\u1ee9ng th\u00f4ng qua x\u1eed l\u00fd nhi\u1ec7t. Do \u0111\u00f3, vi\u1ec7c th\u00eam bo v\u00e0o th\u00e9p h\u1ee3p kim th\u1ea5p cho ph\u00e9p th\u00e9p \u0111\u01b0\u1ee3c l\u00e0m c\u1ee9ng s\u00e2u h\u01a1n so v\u1edbi b\u00ecnh th\u01b0\u1eddng. Th\u00e9p bo h\u1ee3p kim th\u1ea5p l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi \u0111\u1ec3 l\u00e0m c\u1ee9ng c\u1ea3m \u1ee9ng. Bo \u0111\u01b0\u1ee3c th\u00eam v\u00e0o l\u00e0m t\u0103ng kh\u1ea3 n\u0103ng l\u00e0m c\u1ee9ng v\u00e0 cho ph\u00e9p th\u00e9p \u0111\u01b0\u1ee3c l\u00e0m c\u1ee9ng \u1edf \u0111\u1ed9 s\u00e2u l\u1edbn h\u01a1n so v\u1edbi c\u00e1c lo\u1ea1i th\u00e9p kh\u00e1c. Do \u0111\u00f3, th\u00e9p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n cao, ch\u1eb3ng h\u1ea1n nh\u01b0 <a href=\"https:\/\/www.focoinduction.com\/vi\/ung-dung\/lam-cung-cam-ung\/lam-cung-cam-ung-banh-rang\/\" target=\"_blank\" rel=\"noopener\">b\u00e1nh r\u0103ng<\/a> , tr\u1ee5c v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n ch\u1ecbu \u1ee9ng su\u1ea5t cao kh\u00e1c. <\/p>\n<h2>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn lo\u1ea1i th\u00e9p t\u1ed1t nh\u1ea5t cho qu\u00e1 tr\u00ecnh t\u00f4i c\u1ea3m \u1ee9ng?<\/h2>\n<p>Th\u1eadt kh\u00f3 \u0111\u1ec3 ch\u1ec9 \u0111\u1ecbnh m\u1ed9t lo\u1ea1i th\u00e9p ho\u00e0n h\u1ea3o cho qu\u00e1 tr\u00ecnh t\u00f4i c\u1ea3m \u1ee9ng. Lo\u1ea1i th\u00e9p ph\u00f9 h\u1ee3p cho b\u1ea5t k\u1ef3 d\u1ef1 \u00e1n t\u00f4i c\u1ea3m \u1ee9ng n\u00e0o ph\u1ee5 thu\u1ed9c v\u00e0o \u1ee9ng d\u1ee5ng c\u1ea7n thi\u1ebft. Do \u0111\u00f3, vi\u1ec7c l\u1ef1a ch\u1ecdn lo\u1ea1i th\u00e9p t\u1ed1t nh\u1ea5t cho qu\u00e1 tr\u00ecnh t\u00f4i c\u1ea3m \u1ee9ng li\u00ean quan \u0111\u1ebfn vi\u1ec7c xem x\u00e9t nhi\u1ec1u y\u1ebfu t\u1ed1. Sau \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 quan tr\u1ecdng c\u1ea7n xem x\u00e9t khi l\u1ef1a ch\u1ecdn lo\u1ea1i th\u00e9p cho d\u1ef1 \u00e1n t\u00f4i c\u1ea3m \u1ee9ng c\u1ee7a b\u1ea1n;  <\/p>\n<ul>\n<li><strong><u>H\u00e0m l\u01b0\u1ee3ng cacbon:<\/u><\/strong> \u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 thi\u1ebft y\u1ebfu c\u1ea7n xem x\u00e9t khi l\u1ef1a ch\u1ecdn lo\u1ea1i th\u00e9p \u0111\u1ec3 t\u00f4i c\u1ea3m \u1ee9ng. H\u00e0m l\u01b0\u1ee3ng cacbon cao h\u01a1n d\u1eabn \u0111\u1ebfn <a href=\"https:\/\/www.focoinduction.com\/what-is-the-hardness-of-the-induction-hardened-steel-parts\/\" target=\"_blank\" rel=\"noopener\">\u0111\u1ed9 c\u1ee9ng cao h\u01a1n sau khi t\u00f4i<\/a> nh\u01b0ng c\u0169ng c\u00f3 th\u1ec3 l\u00e0m t\u0103ng nguy c\u01a1 n\u1ee9t ho\u1eb7c bi\u1ebfn d\u1ea1ng. Nh\u00ecn chung, h\u00e0m l\u01b0\u1ee3ng cacbon t\u1eeb 0,4% \u0111\u1ebfn 0,6% l\u00e0 t\u1ed1i \u01b0u cho qu\u00e1 tr\u00ecnh t\u00f4i c\u1ea3m \u1ee9ng.  <\/li>\n<li><strong><u>Th\u00e0nh ph\u1ea7n h\u1ee3p kim:<\/u><\/strong> C\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng t\u00f4i luy\u1ec7n c\u1ee7a th\u00e9p. V\u00ed d\u1ee5, mangan gi\u00fap t\u0103ng \u0111\u1ed9 s\u00e2u c\u1ee7a qu\u00e1 tr\u00ecnh t\u00f4i luy\u1ec7n, trong khi crom c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng \u0103n m\u00f2n v\u00e0 boron c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng t\u00f4i luy\u1ec7n. V\u00ec v\u1eady, h\u00e3y bi\u1ebft th\u00e0nh ph\u1ea7n c\u1ee7a c\u1ea5p th\u00e9p v\u00e0 ph\u00e2n t\u00edch xem n\u00f3 c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u c\u1ee7a b\u1ea1n hay kh\u00f4ng.  <\/li>\n<li><strong><u>C\u1ea5u tr\u00fac vi m\u00f4:<\/u><\/strong> C\u1ea5u tr\u00fac vi m\u00f4 c\u1ee7a th\u00e9p \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong t\u00ednh ph\u00f9 h\u1ee3p c\u1ee7a n\u00f3 \u0111\u1ed1i v\u1edbi qu\u00e1 tr\u00ecnh t\u00f4i c\u1ea3m \u1ee9ng. V\u00ed d\u1ee5, th\u00e9p c\u00f3 c\u1ea5u tr\u00fac h\u1ea1t m\u1ecbn, \u0111\u1ed3ng \u0111\u1ec1u th\u01b0\u1eddng d\u1ec5 t\u00f4i h\u01a1n m\u00e0 kh\u00f4ng b\u1ecb n\u1ee9t ho\u1eb7c bi\u1ebfn d\u1ea1ng. <\/li>\n<li><strong><u>T\u00ednh ch\u1ea5t hi\u1ec7n c\u00f3:<\/u><\/strong> C\u0169ng quan tr\u1ecdng khi xem x\u00e9t t\u00ednh ch\u1ea5t hi\u1ec7n c\u00f3 c\u1ee7a c\u1ea5p th\u00e9p. N\u1ebfu t\u00ednh ch\u1ea5t cho th\u1ea5y kh\u1ea3 n\u0103ng bi\u1ebfn d\u1ea1ng ho\u1eb7c n\u1ee9t trong qu\u00e1 tr\u00ecnh t\u00f4i, th\u00ec n\u00ean lo\u1ea1i tr\u1eeb kh\u1ecfi danh s\u00e1ch l\u1ef1a ch\u1ecdn. <\/li>\n<li><strong><u>Y\u00eau c\u1ea7u \u1ee9ng d\u1ee5ng:<\/u><\/strong> Cu\u1ed1i c\u00f9ng, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i xem x\u00e9t nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a \u1ee9ng d\u1ee5ng khi l\u1ef1a ch\u1ecdn lo\u1ea1i th\u00e9p \u0111\u1ec3 t\u00f4i c\u1ea3m \u1ee9ng. C\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 \u0111\u1ed9 c\u1ee9ng c\u1ea7n thi\u1ebft, kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 dung sai k\u00edch th\u01b0\u1edbc \u0111\u1ec1u ph\u1ea3i \u0111\u01b0\u1ee3c xem x\u00e9t. <\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.focoinduction.com\/benefits-of-induction-hardening-of-mechanical-parts\/\" target=\"_blank\" rel=\"noopener\"><em>Xem l\u1ee3i \u00edch c\u1ee7a vi\u1ec7c t\u00f4i c\u1ee9ng c\u00e1c b\u1ed9 ph\u1eadn c\u01a1 kh\u00ed.<\/em><\/a><\/p>\n<h2>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 t\u00f4i th\u00e9p kh\u00f4ng th\u00edch h\u1ee3p \u0111\u1ec3 t\u00f4i b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p c\u1ea3m \u1ee9ng?<\/h2>\n<p>Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i th\u00e9p \u0111\u1ec1u ph\u00f9 h\u1ee3p \u0111\u1ec3 t\u00f4i c\u1ea3m \u1ee9ng. M\u1ed9t s\u1ed1 lo\u1ea1i th\u00e9p kh\u00f4ng \u0111\u1ee7 \u0111i\u1ec1u ki\u1ec7n \u0111\u1ec3 t\u00f4i c\u1ea3m \u1ee9ng. L\u00fd do c\u00f3 th\u1ec3 l\u00e0 kh\u1ea3 n\u0103ng t\u00f4i k\u00e9m, nguy c\u01a1 n\u1ee9t ho\u1eb7c bi\u1ebfn d\u1ea1ng cao v\u00e0 ph\u1ea3n \u1ee9ng k\u00e9m v\u1edbi nhi\u1ec7t c\u1ea3m \u1ee9ng. Nh\u00ecn chung, h\u00e0m l\u01b0\u1ee3ng cacbon trong th\u00e9p quy\u1ebft \u0111\u1ecbnh lo\u1ea1i th\u00e9p \u0111\u00f3 c\u00f3 ph\u00f9 h\u1ee3p \u0111\u1ec3 t\u00f4i c\u1ea3m \u1ee9ng hay kh\u00f4ng. V\u00ed d\u1ee5, c\u00e1c lo\u1ea1i th\u00e9p c\u00f3 h\u00e0m l\u01b0\u1ee3ng cacbon d\u01b0\u1edbi 0,3% kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng c\u00e1ch t\u00f4i c\u1ea3m \u1ee9ng. C\u00f3 nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c n\u1ebfu b\u1ea5t k\u1ef3 lo\u1ea1i th\u00e9p n\u00e0o kh\u00f4ng ph\u00f9 h\u1ee3p \u0111\u1ec3 t\u00f4i c\u1ea3m \u1ee9ng. B\u1ea1n c\u00f3 th\u1ec3 l\u1ef1a ch\u1ecdn t\u00f9y thu\u1ed9c v\u00e0o c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m c\u1ee5 th\u1ec3 c\u1ee7a th\u00e9p v\u00e0 k\u1ebft qu\u1ea3 mong mu\u1ed1n.  <\/p>\n<ul>\n<li><strong><u>Th\u1ea5m cacbon:<\/u><\/strong> Bao g\u1ed3m vi\u1ec7c nung n\u00f3ng th\u00e9p trong m\u00f4i tr\u01b0\u1eddng gi\u00e0u cacbon, ch\u1eb3ng h\u1ea1n nh\u01b0 kh\u00ed ho\u1eb7c ch\u1ea5t l\u1ecfng, \u0111\u1ec3 \u0111\u01b0a cacbon v\u00e0o l\u1edbp b\u1ec1 m\u1eb7t c\u1ee7a th\u00e9p. Cacbon ph\u1ea3n \u1ee9ng v\u1edbi s\u1eaft \u0111\u1ec3 t\u1ea1o th\u00e0nh l\u1edbp b\u1ec1 m\u1eb7t c\u1ee9ng h\u01a1n, trong khi l\u00f5i th\u00e9p v\u1eabn t\u01b0\u01a1ng \u0111\u1ed1i m\u1ec1m. <\/li>\n<li><strong><u>L\u00e0m c\u1ee9ng b\u1eb1ng ng\u1ecdn l\u1eeda:<\/u><\/strong> Qu\u00e1 tr\u00ecnh l\u00e0m c\u1ee9ng n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch nung n\u00f3ng th\u00e9p b\u1eb1ng ng\u1ecdn l\u1eeda ho\u1eb7c \u0111\u00e8n kh\u00f2 r\u1ed3i l\u00e0m ngu\u1ed9i b\u1eb1ng lu\u1ed3ng n\u01b0\u1edbc ho\u1eb7c kh\u00f4ng kh\u00ed. Qu\u00e1 tr\u00ecnh n\u00e0y l\u00fd t\u01b0\u1edfng \u0111\u1ec3 l\u00e0m c\u1ee9ng c\u1ee5c b\u1ed9 c\u00e1c khu v\u1ef1c c\u1ee5 th\u1ec3 c\u1ee7a m\u1ed9t b\u1ed9 ph\u1eadn. <\/li>\n<li><strong><u>L\u00e0m ngu\u1ed9i v\u00e0 <a href=\"https:\/\/www.focoinduction.com\/vi\/tim-hieu-ve-he-thong-suoi-am-cam-ung\/toi-luyen-cam-ung-la-gi\/\" target=\"_blank\" rel=\"noopener\">t\u00f4i luy\u1ec7n<\/a> :<\/u><\/strong> Qu\u00e1 tr\u00ecnh n\u00e0y bao g\u1ed3m nung th\u00e9p \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 l\u00e0m ngu\u1ed9i trong m\u00f4i tr\u01b0\u1eddng t\u00f4i luy\u1ec7n, ch\u1eb3ng h\u1ea1n nh\u01b0 d\u1ea7u ho\u1eb7c n\u01b0\u1edbc. Sau \u0111\u00f3, th\u00e9p \u0111\u01b0\u1ee3c t\u00f4i luy\u1ec7n b\u1eb1ng c\u00e1ch nung l\u1ea1i \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p h\u01a1n v\u00e0 gi\u1eef \u1edf \u0111\u00f3 trong m\u1ed9t th\u1eddi gian c\u1ee5 th\u1ec3. K\u1ebft qu\u1ea3 l\u00e0, th\u00e9p m\u1ea5t \u0111i \u0111\u1ed9 gi\u00f2n v\u00e0 tr\u1edf n\u00ean d\u1ebbo dai h\u01a1n.  <\/li>\n<\/ul>\n<h2>Ph\u1ea7n k\u1ebft lu\u1eadn<\/h2>\n<p>Th\u00e0nh ph\u1ea7n c\u1ee7a c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim ph\u00e2n bi\u1ec7t c\u00e1c c\u1ea5p \u0111\u1ed9 v\u00e0 kh\u1ea3 n\u0103ng l\u00e0m c\u1ee9ng th\u00e9p. C\u00e1c c\u1ea5p \u0111\u1ed9 th\u00e9p kh\u00e1c nhau c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00e0m c\u1ee9ng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng nhi\u1ec7t c\u1ea3m \u1ee9ng, bao g\u1ed3m 1045, 1050, 4140, 4150 v\u00e0 5150. Tuy nhi\u00ean, c\u1ea5p \u0111\u1ed9 th\u00e9p tuy\u1ec7t v\u1eddi cho b\u1ea5t k\u1ef3 d\u1ef1 \u00e1n l\u00e0m c\u1ee9ng c\u1ea3m \u1ee9ng n\u00e0o ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng v\u00e0 y\u00eau c\u1ea7u v\u1ec1 t\u00ednh ch\u1ea5t.  <\/p>\n<\/div><\/div><\/div><\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":11137,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[198],"tags":[245],"class_list":["post-11132","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-198","tag-lam-cung-cam-ung"],"_links":{"self":[{"href":"https:\/\/www.focoinduction.com\/vi\/wp-json\/wp\/v2\/posts\/11132","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.focoinduction.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.focoinduction.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.focoinduction.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.focoinduction.com\/vi\/wp-json\/wp\/v2\/comments?post=11132"}],"version-history":[{"count":0,"href":"https:\/\/www.focoinduction.com\/vi\/wp-json\/wp\/v2\/posts\/11132\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.focoinduction.com\/vi\/wp-json\/wp\/v2\/media\/11137"}],"wp:attachment":[{"href":"https:\/\/www.focoinduction.com\/vi\/wp-json\/wp\/v2\/media?parent=11132"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.focoinduction.com\/vi\/wp-json\/wp\/v2\/categories?post=11132"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.focoinduction.com\/vi\/wp-json\/wp\/v2\/tags?post=11132"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}