{"id":934793,"date":"2024-05-21T17:38:55","date_gmt":"2024-05-21T10:38:55","guid":{"rendered":"\/\/www.m88guanwang.com\/?p=934793"},"modified":"2024-06-18T15:03:12","modified_gmt":"2024-06-18T08:03:12","slug":"tim-hieu-phuong-phap-han-nhom-la-gi","status":"publish","type":"post","link":"\/\/www.m88guanwang.com\/blog\/tim-hieu-phuong-phap-han-nhom-la-gi","title":{"rendered":"T\u00ecm Hi\u1ec3u Ph\u01b0\u01a1ng Ph\u00e1p H\u00e0n Nh\u00f4m L\u00e0 G\u00ec?"},"content":{"rendered":"<p style=\"text-align: justify;\"><span style=\"color: #282828;\"><em><strong><a href=\"\/\/www.m88guanwang.com\/blog\/tim-hieu-phuong-phap-han-nhom-la-gi\/\"><span style=\"color: #000080;\">H\u00e0n nh\u00f4m<\/span><\/a><\/strong> l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh quan tr\u1ecdng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p ch\u1ebf t\u1ea1o v\u00e0 gia c\u00f4ng kim lo\u1ea1i. V\u1edbi nh\u1eefng t\u00ednh n\u0103ng \u01b0u vi\u1ec7t nh\u01b0 tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9, \u0111\u1ed9 b\u1ec1n cao v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t, nh\u00f4m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c t\u1eeb h\u00e0ng kh\u00f4ng, \u00f4 t\u00f4, \u0111\u1ebfn x\u00e2y d\u1ef1ng v\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ed3 gia d\u1ee5ng. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u1edbi thi\u1ec7u v\u1ec1 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p h\u00e0n nh\u00f4m ph\u1ed5 bi\u1ebfn, nh\u1eefng kh\u00f3 kh\u0103n trong qu\u00e1 tr\u00ecnh h\u00e0n v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n.<\/em><\/span><\/p><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_69_1 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<span class=\"ez-toc-title \" >N\u1ed9i Dung<\/span>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #cc0000;color:#cc0000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #cc0000;color:#cc0000\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"\/\/www.m88guanwang.com\/blog\/tim-hieu-phuong-phap-han-nhom-la-gi\/#Gioi_thieu_ve_nhom_va_dac_diem_trong_han\" title=\"Gi\u1edbi thi\u1ec7u v\u1ec1 nh\u00f4m v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m trong h\u00e0n\">Gi\u1edbi thi\u1ec7u v\u1ec1 nh\u00f4m v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m trong h\u00e0n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"\/\/www.m88guanwang.com\/blog\/tim-hieu-phuong-phap-han-nhom-la-gi\/#Cac_phuong_phap_han_nhom_pho_bien\" title=\"C\u00e1c ph\u01b0\u01a1ng ph\u00e1p h\u00e0n nh\u00f4m ph\u1ed5 bi\u1ebfn\">C\u00e1c ph\u01b0\u01a1ng ph\u00e1p h\u00e0n nh\u00f4m ph\u1ed5 bi\u1ebfn<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"\/\/www.m88guanwang.com\/blog\/tim-hieu-phuong-phap-han-nhom-la-gi\/#Han_TIG\" title=\"H\u00e0n TIG\u00a0\">H\u00e0n TIG\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"\/\/www.m88guanwang.com\/blog\/tim-hieu-phuong-phap-han-nhom-la-gi\/#Han_MIG\" title=\"H\u00e0n MIG\u00a0\">H\u00e0n MIG\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"\/\/www.m88guanwang.com\/blog\/tim-hieu-phuong-phap-han-nhom-la-gi\/#Han_laser_va_han_dien_tro\" title=\"H\u00e0n laser v\u00e0 h\u00e0n \u0111i\u1ec7n tr\u1edf\">H\u00e0n laser v\u00e0 h\u00e0n \u0111i\u1ec7n tr\u1edf<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"\/\/www.m88guanwang.com\/blog\/tim-hieu-phuong-phap-han-nhom-la-gi\/#Cac_thach_thuc_trong_qua_trinh_han_nhom\" title=\"C\u00e1c th\u00e1ch th\u1ee9c trong qu\u00e1 tr\u00ecnh h\u00e0n nh\u00f4m\">C\u00e1c th\u00e1ch th\u1ee9c trong qu\u00e1 tr\u00ecnh h\u00e0n nh\u00f4m<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"\/\/www.m88guanwang.com\/blog\/tim-hieu-phuong-phap-han-nhom-la-gi\/#Lua_chon_phuong_phap_han_phu_hop\" title=\"L\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p h\u00e0n ph\u00f9 h\u1ee3p\">L\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p h\u00e0n ph\u00f9 h\u1ee3p<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"\/\/www.m88guanwang.com\/blog\/tim-hieu-phuong-phap-han-nhom-la-gi\/#Ung_dung_cua_han_nhom_trong_cong_nghiep\" title=\"\u1ee8ng d\u1ee5ng c\u1ee7a h\u00e0n nh\u00f4m trong c\u00f4ng nghi\u1ec7p\">\u1ee8ng d\u1ee5ng c\u1ee7a h\u00e0n nh\u00f4m trong c\u00f4ng nghi\u1ec7p<\/a><\/li><\/ul><\/nav><\/div>\n\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-926707\" src=\"\/\/www.m88guanwang.com\/wp-content\/uploads\/2018\/08\/ky-thuat-han-nhom.jpg\" alt=\"\" width=\"800\" height=\"449\" srcset=\"\/\/www.m88guanwang.com\/wp-content\/uploads\/2018\/08\/ky-thuat-han-nhom.jpg 600w, \/\/www.m88guanwang.com\/wp-content\/uploads\/2018\/08\/ky-thuat-han-nhom-510x286.jpg 510w, \/\/www.m88guanwang.com\/wp-content\/uploads\/2018\/08\/ky-thuat-han-nhom-400x225.jpg 400w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p style=\"text-align: center;\">H\u00ecnh \u1ea3nh: K\u1ef9 thu\u1eadt h\u00e0n nh\u00f4m<\/p>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Gioi_thieu_ve_nhom_va_dac_diem_trong_han\"><\/span><strong><span style=\"color: #282828;\">Gi\u1edbi thi\u1ec7u v\u1ec1 nh\u00f4m v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m trong h\u00e0n<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\">Nh\u00f4m v\u00e0 h\u1ee3p kim nh\u00f4m n\u1ed5i b\u1eadt v\u1edbi tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9, \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc cao, v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n. Nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m n\u00e0y l\u00e0m cho nh\u00f4m tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng trong nhi\u1ec1u \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p. Tuy nhi\u00ean, vi\u1ec7c h\u00e0n nh\u00f4m g\u1eb7p kh\u00f3 kh\u0103n h\u01a1n so v\u1edbi th\u00e9p do c\u00e1c y\u1ebfu t\u1ed1 sau:<\/p>\n<ul>\n<li style=\"text-align: justify;\"><strong>Nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y th\u1ea5p<\/strong>: Nh\u00f4m n\u00f3ng ch\u1ea3y \u1edf kho\u1ea3ng 660\u00b0C, th\u1ea5p h\u01a1n nhi\u1ec1u so v\u1edbi th\u00e9p. \u0110i\u1ec1u n\u00e0y \u0111\u00f2i h\u1ecfi ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 ch\u00ednh x\u00e1c khi h\u00e0n.<\/li>\n<li style=\"text-align: justify;\"><strong>\u0110\u1ed9 d\u1eabn nhi\u1ec7t cao<\/strong>: Nh\u00f4m d\u1eabn nhi\u1ec7t r\u1ea5t t\u1ed1t, khi\u1ebfn nhi\u1ec7t ph\u00e2n t\u00e1n nhanh ch\u00f3ng, l\u00e0m kh\u00f3 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh t\u1ea1i m\u1ed1i h\u00e0n.<\/li>\n<li style=\"text-align: justify;\"><strong>M\u00e0ng oxit nh\u00f4m<\/strong>: B\u1ec1 m\u1eb7t nh\u00f4m th\u01b0\u1eddng ph\u1ee7 m\u1ed9t l\u1edbp oxit nh\u00f4m (Al2O3) b\u1ec1n v\u00e0 kh\u00f3 lo\u1ea1i b\u1ecf. \u0110i\u1ec1u n\u00e0y c\u1ea3n tr\u1edf qu\u00e1 tr\u00ecnh h\u00e0n v\u00e0 c\u00f3 th\u1ec3 g\u00e2y ra c\u00e1c khuy\u1ebft t\u1eadt trong m\u1ed1i h\u00e0n.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-934798 aligncenter\" src=\"\/\/www.m88guanwang.com\/wp-content\/uploads\/2024\/05\/R-11-1.jpg\" alt=\"M\u1ed1i h\u00e0n nh\u00f4m\" width=\"800\" height=\"533\" srcset=\"\/\/www.m88guanwang.com\/wp-content\/uploads\/2024\/05\/R-11-1.jpg 960w, \/\/www.m88guanwang.com\/wp-content\/uploads\/2024\/05\/R-11-1-400x267.jpg 400w, \/\/www.m88guanwang.com\/wp-content\/uploads\/2024\/05\/R-11-1-768x512.jpg 768w, \/\/www.m88guanwang.com\/wp-content\/uploads\/2024\/05\/R-11-1-600x400.jpg 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Cac_phuong_phap_han_nhom_pho_bien\"><\/span><strong><span style=\"color: #282828;\">C\u00e1c ph\u01b0\u01a1ng ph\u00e1p h\u00e0n nh\u00f4m ph\u1ed5 bi\u1ebfn<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\"><span style=\"color: #282828;\">C\u00f3 nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p h\u00e0n nh\u00f4m kh\u00e1c nhau, m\u1ed7i ph\u01b0\u01a1ng ph\u00e1p c\u00f3 \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m ri\u00eang. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn nh\u1ea5t:<\/span><\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Han_TIG\"><\/span><strong><span style=\"color: #282828;\">H\u00e0n TIG\u00a0<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><span style=\"color: #282828;\">H\u00e0n TIG, hay c\u00f2n g\u1ecdi l\u00e0 h\u00e0n h\u1ed3 quang b\u1eb1ng \u0111i\u1ec7n c\u1ef1c vonfram trong m\u00f4i tr\u01b0\u1eddng kh\u00ed tr\u01a1, l\u00e0 ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u1ec3 h\u00e0n nh\u00f4m. \u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a h\u00e0n TIG bao g\u1ed3m:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li><span style=\"color: #282828;\"><strong>S\u1eed d\u1ee5ng \u0111i\u1ec7n c\u1ef1c vonfram kh\u00f4ng n\u00f3ng ch\u1ea3y:<\/strong> \u0110i\u1ec7n c\u1ef1c vonfram t\u1ea1o ra h\u1ed3 quang \u0111\u1ec3 nung ch\u1ea3y nh\u00f4m m\u00e0 kh\u00f4ng b\u1ecb ti\u00eau hao trong qu\u00e1 tr\u00ecnh h\u00e0n.<\/span><\/li>\n<li><span style=\"color: #282828;\"><strong>Kh\u00ed tr\u01a1 b\u1ea3o v\u1ec7:<\/strong> Kh\u00ed argon ho\u1eb7c helium \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 b\u1ea3o v\u1ec7 v\u00f9ng h\u00e0n kh\u1ecfi t\u00e1c \u0111\u1ed9ng c\u1ee7a kh\u00f4ng kh\u00ed, ng\u0103n ch\u1eb7n s\u1ef1 oxy h\u00f3a.<\/span><\/li>\n<li><span style=\"color: #282828;\"><strong>Ki\u1ec3m so\u00e1t t\u1ed1t nhi\u1ec7t \u0111\u1ed9:<\/strong> H\u00e0n TIG cho ph\u00e9p ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 t\u1ed1t h\u01a1n, gi\u00fap h\u1ea1n ch\u1ebf c\u00e1c bi\u1ebfn d\u1ea1ng nhi\u1ec7t.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-928108\" src=\"\/\/www.m88guanwang.com\/wp-content\/uploads\/2019\/09\/hannhombangmayhanmig.jpg\" alt=\"H\u00e0n nh\u00f4m b\u1eb1ng m\u00e1y h\u00e0n Mig\" width=\"800\" height=\"450\" srcset=\"\/\/www.m88guanwang.com\/wp-content\/uploads\/2019\/09\/hannhombangmayhanmig.jpg 900w, \/\/www.m88guanwang.com\/wp-content\/uploads\/2019\/09\/hannhombangmayhanmig-600x337.jpg 600w, \/\/www.m88guanwang.com\/wp-content\/uploads\/2019\/09\/hannhombangmayhanmig-400x225.jpg 400w, \/\/www.m88guanwang.com\/wp-content\/uploads\/2019\/09\/hannhombangmayhanmig-768x432.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Han_MIG\"><\/span><strong><span style=\"color: #282828;\">H\u00e0n MIG\u00a0<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><span style=\"color: #282828;\">H\u00e0n MIG, hay c\u00f2n g\u1ecdi l\u00e0 h\u00e0n d\u00e2y kim lo\u1ea1i trong m\u00f4i tr\u01b0\u1eddng kh\u00ed tr\u01a1, l\u00e0 ph\u01b0\u01a1ng ph\u00e1p h\u00e0n nhanh v\u00e0 hi\u1ec7u qu\u1ea3, th\u00edch h\u1ee3p cho c\u00e1c m\u1ed1i h\u00e0n d\u00e0i v\u00e0 d\u00e0y. C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a h\u00e0n MIG bao g\u1ed3m:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li><span style=\"color: #282828;\"><strong>S\u1eed d\u1ee5ng d\u00e2y h\u00e0n t\u1ef1 \u0111\u1ed9ng:<\/strong> D\u00e2y h\u00e0n \u0111\u01b0\u1ee3c c\u1ea5p li\u00ean t\u1ee5c v\u00e0o v\u00f9ng h\u00e0n, gi\u00fap ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 n\u00e2ng cao hi\u1ec7u qu\u1ea3.<\/span><\/li>\n<li><span style=\"color: #282828;\"><strong>Kh\u00ed b\u1ea3o v\u1ec7:<\/strong> T\u01b0\u01a1ng t\u1ef1 nh\u01b0 h\u00e0n TIG, h\u00e0n MIG s\u1eed d\u1ee5ng kh\u00ed argon ho\u1eb7c h\u1ed7n h\u1ee3p argon-helium \u0111\u1ec3 b\u1ea3o v\u1ec7 v\u00f9ng h\u00e0n.<\/span><\/li>\n<li><span style=\"color: #282828;\"><strong>D\u1ec5 h\u1ecdc v\u00e0 th\u1ef1c hi\u1ec7n:<\/strong> H\u00e0n MIG th\u01b0\u1eddng d\u1ec5 h\u1ecdc v\u00e0 th\u1ef1c hi\u1ec7n h\u01a1n so v\u1edbi h\u00e0n TIG, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i v\u1edbi c\u00e1c th\u1ee3 h\u00e0n m\u1edbi v\u00e0o ngh\u1ec1.<\/span><\/li>\n<\/ul>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Han_laser_va_han_dien_tro\"><\/span><strong><span style=\"color: #282828;\">H\u00e0n laser v\u00e0 h\u00e0n \u0111i\u1ec7n tr\u1edf<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><span style=\"color: #282828;\">H\u00e0n laser v\u00e0 h\u00e0n \u0111i\u1ec7n tr\u1edf c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng chuy\u00ean bi\u1ec7t, n\u01a1i y\u00eau c\u1ea7u \u0111\u1ed9 ch\u00ednh x\u00e1c cao v\u00e0 kh\u1ea3 n\u0103ng t\u1ef1 \u0111\u1ed9ng h\u00f3a.<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li><span style=\"color: #282828;\"><strong>H\u00e0n laser:<\/strong> S\u1eed d\u1ee5ng tia laser c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 cao \u0111\u1ec3 nung ch\u1ea3y kim lo\u1ea1i. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y cho ph\u00e9p h\u00e0n c\u00e1c chi ti\u1ebft nh\u1ecf v\u00e0 m\u1ecfng v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao.<\/span><\/li>\n<li><span style=\"color: #282828;\"><strong>H\u00e0n \u0111i\u1ec7n tr\u1edf:<\/strong> S\u1eed d\u1ee5ng \u0111i\u1ec7n tr\u1edf \u0111\u1ec3 t\u1ea1o nhi\u1ec7t nung ch\u1ea3y nh\u00f4m t\u1ea1i \u0111i\u1ec3m ti\u1ebfp x\u00fac. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y th\u00edch h\u1ee3p cho c\u00e1c chi ti\u1ebft m\u1ecfng v\u00e0 s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-928923\" src=\"\/\/www.m88guanwang.com\/wp-content\/uploads\/2019\/09\/may-han-mig-nhom.jpg\" alt=\"M\u00e1y h\u00e0n mig nh\u00f4m\" width=\"600\" height=\"800\" srcset=\"\/\/www.m88guanwang.com\/wp-content\/uploads\/2019\/09\/may-han-mig-nhom.jpg 450w, \/\/www.m88guanwang.com\/wp-content\/uploads\/2019\/09\/may-han-mig-nhom-300x400.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p style=\"text-align: center;\">H\u00ecnh \u1ea3nh: M\u00e1y h\u00e0n MIG nh\u00f4m t\u1ea1i Nam V\u01b0\u1ee3ng<\/p>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Cac_thach_thuc_trong_qua_trinh_han_nhom\"><\/span><strong><span style=\"color: #282828;\">C\u00e1c th\u00e1ch th\u1ee9c trong qu\u00e1 tr\u00ecnh h\u00e0n nh\u00f4m<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\"><span style=\"color: #282828;\">M\u1eb7c d\u00f9 c\u00f3 nhi\u1ec1u \u01b0u \u0111i\u1ec3m, nh\u01b0ng vi\u1ec7c h\u00e0n nh\u00f4m c\u0169ng \u0111i k\u00e8m v\u1edbi nhi\u1ec1u th\u00e1ch th\u1ee9c, bao g\u1ed3m:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li><span style=\"color: #282828;\"><strong>Lo\u1ea1i b\u1ecf m\u00e0ng oxit nh\u00f4m:<\/strong> Tr\u01b0\u1edbc khi h\u00e0n, m\u00e0ng oxit tr\u00ean b\u1ec1 m\u1eb7t nh\u00f4m c\u1ea7n \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng m\u1ed1i h\u00e0n. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng b\u00e0n ch\u1ea3i th\u00e9p kh\u00f4ng g\u1ec9 ho\u1eb7c dung d\u1ecbch h\u00f3a ch\u1ea5t \u0111\u1eb7c bi\u1ec7t.<\/span><\/li>\n<li><span style=\"color: #282828;\"><strong>Ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9:<\/strong> C\u00f3 kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t cao, do \u0111\u00f3 vi\u1ec7c ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 trong qu\u00e1 tr\u00ecnh h\u00e0n l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 tr\u00e1nh c\u00e1c khuy\u1ebft t\u1eadt nh\u01b0 n\u1ee9t n\u1ebb hay bi\u1ebfn d\u1ea1ng.<\/span><\/li>\n<li><span style=\"color: #282828;\"><strong>Bi\u1ebfn d\u1ea1ng nhi\u1ec7t:<\/strong> Khi h\u00e0n, nh\u00f4m d\u1ec5 b\u1ecb bi\u1ebfn d\u1ea1ng do s\u1ef1 ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9. Vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb h\u1ed7 tr\u1ee3 nh\u01b0 k\u1eb9p gi\u1eef v\u00e0 thi\u1ebft k\u1ebf h\u1ee3p l\u00fd c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u v\u1ea5n \u0111\u1ec1 n\u00e0y.<\/span><\/li>\n<\/ul>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Lua_chon_phuong_phap_han_phu_hop\"><\/span><strong><span style=\"color: #282828;\">L\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p h\u00e0n ph\u00f9 h\u1ee3p<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\"><span style=\"color: #282828;\">Vi\u1ec7c l\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p h\u00e0n nh\u00f4m ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1 nh\u01b0:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li><span style=\"color: #282828;\">Lo\u1ea1i nh\u00f4m c\u1ea7n h\u00e0n<\/span><\/li>\n<li><span style=\"color: #282828;\">\u0110\u1ed9 d\u00e0y c\u1ee7a v\u1eadt li\u1ec7u<\/span><\/li>\n<li><span style=\"color: #282828;\">M\u1ed1i h\u00e0n c\u1ea7n \u0111\u1ea1t \u0111\u01b0\u1ee3c (th\u1ea9m m\u1ef9, \u0111\u1ed9 b\u1ec1n,&#8230;)<\/span><\/li>\n<li><span style=\"color: #282828;\">Nhu c\u1ea7u s\u1eed d\u1ee5ng (h\u00e0n th\u1ee7 c\u00f4ng, h\u00e0n t\u1ef1 \u0111\u1ed9ng,&#8230;)<\/span><\/li>\n<li><span style=\"color: #282828;\">Chi ph\u00ed \u0111\u1ea7u t\u01b0<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-934796\" src=\"\/\/www.m88guanwang.com\/wp-content\/uploads\/2024\/05\/download.jpg\" alt=\"\u1ee8ng d\u1ee5ng h\u00e0n nh\u00f4m trong c\u00f4ng nghi\u1ec7p\" width=\"800\" height=\"414\" srcset=\"\/\/www.m88guanwang.com\/wp-content\/uploads\/2024\/05\/download.jpg 475w, \/\/www.m88guanwang.com\/wp-content\/uploads\/2024\/05\/download-400x207.jpg 400w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Ung_dung_cua_han_nhom_trong_cong_nghiep\"><\/span><strong><span style=\"color: #282828;\">\u1ee8ng d\u1ee5ng c\u1ee7a h\u00e0n nh\u00f4m trong c\u00f4ng nghi\u1ec7p<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\"><span style=\"color: #282828;\">H\u00e0n nh\u00f4m c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li><span style=\"color: #282828;\"><strong>Ng\u00e0nh h\u00e0ng kh\u00f4ng:<\/strong> Nh\u00f4m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong ch\u1ebf t\u1ea1o m\u00e1y bay do t\u00ednh n\u0103ng nh\u1eb9 v\u00e0 b\u1ec1n. C\u00e1c b\u1ed9 ph\u1eadn nh\u01b0 c\u00e1nh, th\u00e2n m\u00e1y bay th\u01b0\u1eddng \u0111\u01b0\u1ee3c h\u00e0n nh\u00f4m \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n v\u00e0 gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng.<\/span><\/li>\n<li><span style=\"color: #282828;\"><strong><em>Ng\u00e0nh \u00f4 t\u00f4:<\/em> <\/strong>Trong s\u1ea3n xu\u1ea5t \u00f4 t\u00f4, nh\u00f4m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ebf t\u1ea1o khung xe, v\u1ecf xe v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn \u0111\u1ed9ng c\u01a1, gi\u00fap gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng xe v\u00e0 t\u0103ng hi\u1ec7u su\u1ea5t nhi\u00ean li\u1ec7u.<\/span><\/li>\n<li><span style=\"color: #282828;\"><em><strong>Ng\u00e0nh x\u00e2y d\u1ef1ng:<\/strong><\/em> Nh\u00f4m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng nh\u01b0 c\u1eeda s\u1ed5, khung k\u00ednh, v\u00e0 c\u00e1c c\u1ea5u tr\u00fac nh\u1eb9 kh\u00e1c. Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 d\u1ec5 gia c\u00f4ng l\u00e0m cho nh\u00f4m tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u l\u00fd t\u01b0\u1edfng trong x\u00e2y d\u1ef1ng.<\/span><\/li>\n<li><span style=\"color: #282828;\"><em><strong>S\u1ea3n xu\u1ea5t \u0111\u1ed3 gia d\u1ee5ng:<\/strong><\/em> Nh\u00f4m c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong s\u1ea3n xu\u1ea5t c\u00e1c thi\u1ebft b\u1ecb gia d\u1ee5ng nh\u01b0 n\u1ed3i, ch\u1ea3o, v\u00e0 c\u00e1c d\u1ee5ng c\u1ee5 nh\u00e0 b\u1ebfp kh\u00e1c nh\u1edd kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t t\u1ed1t v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"color: #282828;\">H\u00e0n nh\u00f4m l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt \u0111\u00f2i h\u1ecfi nhi\u1ec1u k\u1ef9 n\u0103ng v\u00e0 kinh nghi\u1ec7m. Tuy nhi\u00ean, v\u1edbi nh\u1eefng b\u00ed k\u00edp \u0111\u01b0\u1ee3c chia s\u1ebb tr\u00ean \u0111\u00e2y, b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 chinh ph\u1ee5c &#8220;kim lo\u1ea1i nh\u1eb9&#8221; n\u00e0y v\u00e0 t\u1ea1o ra nh\u1eefng m\u1ed1i h\u00e0n ch\u1ea5t l\u01b0\u1ee3ng cao. V\u1edbi nh\u1eefng \u01b0u \u0111i\u1ec3m nh\u01b0 tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9, \u0111\u1ed9 b\u1ec1n cao v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n, nh\u00f4m \u0111\u00e3 tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u kh\u00f4ng th\u1ec3 thi\u1ebfu trong nhi\u1ec1u l\u0129nh v\u1ef1c. Vi\u1ec7c n\u1eafm v\u1eefng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p h\u00e0n nh\u00f4m v\u00e0 kh\u1eafc ph\u1ee5c nh\u1eefng th\u00e1ch th\u1ee9c trong qu\u00e1 tr\u00ecnh h\u00e0n s\u1ebd gi\u00fap n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m nh\u00f4m, g\u00f3p ph\u1ea7n v\u00e0o s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p hi\u1ec7n \u0111\u1ea1i.<\/span><\/p>\n<p>C\u1ea3m \u01a1n b\u1ea1n \u0111\u00e3 \u0111\u1ecdc b\u00e0i vi\u1ebft. Ch\u00fang t\u00f4i r\u1ea5t c\u1ea3m \u01a1n s\u1ef1 \u1ee7ng h\u1ed9 c\u1ee7a b\u1ea1n! H\u00e3y cho ch\u00fang t\u00f4i th\u00eam \u00edt ph\u00fat \u0111\u1ec3 chia s\u1ebb c\u1ea3m x\u00fac c\u1ee7a b\u1ea1n tr\u00ean k\u00eanh<strong> Google Business<\/strong> c\u1ee7a <span style=\"color: #ed1c24;\"><strong>M\u00e1y H\u00e0n Nam V\u01b0\u1ee3ng<\/strong><\/span> nh\u00e9!<\/p>\n<div class=\"row\"  id=\"row-52483171\">\r\n\r\n\n\t<div id=\"col-598678504\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\r\n\r\n<a href=\"https:\/\/www.google.com\/maps\/place\/M%C3%81Y+H%C3%80N+NAM+V%C6%AF%E1%BB%A2NG\/@21.1104481,105.9456002,15z\/data=!4m2!3m1!1s0x0:0xc7a357f7038337a0?sa=X&#038;ved=1t:2428&#038;hl=vi&#038;ictx=111\" target=\"_blank\" class=\"button primary is-shade box-shadow-3 box-shadow-5-hover\" rel=\"noopener\"  style=\"border-radius:5px;\">\n\t\t<span>\u0110\u00e1nh gi\u00e1 tr\u00ean google Map<\/span>\n\t<i class=\"icon-map-pin-fill\" aria-hidden=\"true\" ><\/i><\/a>\n\r\n\r\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\r\n\r\n<\/div>\n<div class=\"ddict_btn\" style=\"top: 29px; left: 80.8281px;\"><img decoding=\"async\" src=\"chrome-extension:\/\/bpggmmljdiliancllaapiggllnkbjocb\/logo\/48.png\" \/><\/div>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-right kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;right&quot;,&quot;id&quot;:&quot;934793&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;1&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;5&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Rate this post&quot;,&quot;legend&quot;:&quot;5\\\/5 - (1 b\u00ecnh ch\u1ecdn)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;T\u00ecm Hi\u1ec3u Ph\u01b0\u01a1ng Ph\u00e1p H\u00e0n Nh\u00f4m L\u00e0 G\u00ec?&quot;,&quot;width&quot;:&quot;142.5&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 142.5px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            5\/5 - (1 b\u00ecnh ch\u1ecdn)    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p>H\u00e0n nh\u00f4m l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh quan tr\u1ecdng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p ch\u1ebf t\u1ea1o v\u00e0 gia c\u00f4ng kim lo\u1ea1i. V\u1edbi nh\u1eefng t\u00ednh n\u0103ng \u01b0u vi\u1ec7t nh\u01b0 tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9, \u0111\u1ed9 b\u1ec1n cao v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t, nh\u00f4m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c t\u1eeb h\u00e0ng kh\u00f4ng, \u00f4 t\u00f4, \u0111\u1ebfn&#8230;<\/p>\n","protected":false},"author":4,"featured_media":934796,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[46],"tags":[],"class_list":["post-934793","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>T\u00ecm Hi\u1ec3u Ph\u01b0\u01a1ng Ph\u00e1p H\u00e0n Nh\u00f4m L\u00e0 G\u00ec? - M\u00e1y h\u00e0n Nam V\u01b0\u1ee3ng<\/title>\n<meta name=\"description\" content=\"B\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u1edbi thi\u1ec7u v\u1ec1 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p h\u00e0n nh\u00f4m ph\u1ed5 bi\u1ebfn, nh\u1eefng kh\u00f3 kh\u0103n trong qu\u00e1 tr\u00ecnh h\u00e0n v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"\/\/www.m88guanwang.com\/blog\/tim-hieu-phuong-phap-han-nhom-la-gi\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"T\u00ecm Hi\u1ec3u Ph\u01b0\u01a1ng Ph\u00e1p H\u00e0n Nh\u00f4m L\u00e0 G\u00ec? 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