{"id":2565,"date":"2026-09-13T12:34:06","date_gmt":"2026-09-13T05:34:06","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa\/"},"modified":"2026-09-13T12:34:06","modified_gmt":"2026-09-13T05:34:06","slug":"inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa\/","title":{"rendered":"Inox v\u00e0 Nh\u00f4m: So s\u00e1nh tr\u1ecdng l\u01b0\u1ee3ng, \u0111\u1ed9 c\u1ee9ng, ch\u1ed1ng oxy h\u00f3a"},"content":{"rendered":"\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-top\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;2565&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;top&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;\u0110\u00e1nh gi\u00e1&quot;,&quot;legend&quot;:&quot;0\\\/5 - (0 b\u00ecnh ch\u1ecdn)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;Inox v\u00e0 Nh\u00f4m: So s\u00e1nh tr\u1ecdng l\u01b0\u1ee3ng, \u0111\u1ed9 c\u1ee9ng, ch\u1ed1ng oxy h\u00f3a&quot;,&quot;width&quot;:&quot;0&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 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class=\"kksr-stars-active\" style=\"width: 0px;\">\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            <span class=\"kksr-muted\">\u0110\u00e1nh gi\u00e1<\/span>\n    <\/div>\n    <\/div>\n<div class=\"custom-toc\">\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\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: #999;color:#999\" 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: #999;color:#999\" 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 ' ><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/inoxcuongthinh.com\/inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa\/#Noi_dung_chinh\" >N\u1ed9i dung ch\u00ednh<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/inoxcuongthinh.com\/inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa\/#Cac_mac_vat_lieu_pho_bien_va_thong_so_nen_tang\" >C\u00e1c m\u00e1c v\u1eadt li\u1ec7u ph\u1ed5 bi\u1ebfn v\u00e0 th\u00f4ng s\u1ed1 n\u1ec1n t\u1ea3ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/inoxcuongthinh.com\/inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa\/#Trong_luong_nhom_sieu_nhe_nhung_can_xet_%E2%80%9Cdo_cung_vung_tuong_duong%E2%80%9D\" >Tr\u1ecdng l\u01b0\u1ee3ng: nh\u00f4m si\u00eau nh\u1eb9, nh\u01b0ng c\u1ea7n x\u00e9t \u201c\u0111\u1ed9 c\u1ee9ng v\u1eefng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng\u201d<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/inoxcuongthinh.com\/inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa\/#So_sanh_truc_tiep_theo_chieu_day\" >So s\u00e1nh tr\u1ef1c ti\u1ebfp theo chi\u1ec1u d\u00e0y<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/inoxcuongthinh.com\/inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa\/#So_sanh_theo_do_cung_vung_tuong_duong\" >So s\u00e1nh theo \u0111\u1ed9 c\u1ee9ng v\u1eefng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng<\/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=\"https:\/\/inoxcuongthinh.com\/inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa\/#Do_cung_be_mat_va_co_tinh_inox_cung_hon_ben_nhiet_tot_hon\" >\u0110\u1ed9 c\u1ee9ng b\u1ec1 m\u1eb7t v\u00e0 c\u01a1 t\u00ednh: inox c\u1ee9ng h\u01a1n, b\u1ec1n nhi\u1ec7t t\u1ed1t h\u01a1n<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/inoxcuongthinh.com\/inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa\/#Do_cung_be_mat_chong_xuoc_mop\" >\u0110\u1ed9 c\u1ee9ng b\u1ec1 m\u1eb7t (ch\u1ed1ng x\u01b0\u1edbc, m\u00f3p)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/inoxcuongthinh.com\/inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa\/#Cuong_do_va_ung_xu_co_hoc\" >C\u01b0\u1eddng \u0111\u1ed9 v\u00e0 \u1ee9ng x\u1eed c\u01a1 h\u1ecdc<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/inoxcuongthinh.com\/inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa\/#Kha_nang_chong_oxy_hoaan_mon_hieu_dung_lop_thu_dong\" >Kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a\/\u0103n m\u00f2n: hi\u1ec3u \u0111\u00fang l\u1edbp th\u1ee5 \u0111\u1ed9ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/inoxcuongthinh.com\/inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa\/#Gia_cong_han_va_hoan_thien_be_mat\" >Gia c\u00f4ng, h\u00e0n v\u00e0 ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/inoxcuongthinh.com\/inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa\/#Chi_phi_va_tong_chi_phi_so_huu\" >Chi ph\u00ed v\u00e0 t\u1ed5ng chi ph\u00ed s\u1edf h\u1eefu<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/inoxcuongthinh.com\/inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa\/#Vi_du_thuc_hanh_nhanh\" >V\u00ed d\u1ee5 th\u1ef1c h\u00e0nh nhanh<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/inoxcuongthinh.com\/inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa\/#Quy_trinh_chon_vat_lieu_5_buoc\" >Quy tr\u00ecnh ch\u1ecdn v\u1eadt li\u1ec7u 5 b\u01b0\u1edbc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/inoxcuongthinh.com\/inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa\/#Tai_lieu_tham_khao\" >T\u00e0i li\u1ec7u tham kh\u1ea3o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/inoxcuongthinh.com\/inox-va-nhom-so-sanh-trong-luong-do-cung-chong-oxy-hoa\/#Ket_luan\" >K\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"Noi_dung_chinh\"><\/span>N\u1ed9i dung ch\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><a href=\"#toc-0-cac-mac-vat-lieu-pho-bien-va-thong-so-nen-tang\">C\u00e1c m\u00e1c v\u1eadt li\u1ec7u ph\u1ed5 bi\u1ebfn v\u00e0 th\u00f4ng s\u1ed1 n\u1ec1n t\u1ea3ng<\/a><\/li>\n<li><a href=\"#toc-1-trong-luong-nhom-sieu-nhe-nhung-can-xet-do-cung-vu\">Tr\u1ecdng l\u01b0\u1ee3ng: nh\u00f4m si\u00eau nh\u1eb9, nh\u01b0ng c\u1ea7n x\u00e9t \u201c\u0111\u1ed9 c\u1ee9ng v\u1eefng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng\u201d<\/a><\/li>\n<li><a href=\"#toc-2-do-cung-be-mat-va-co-tinh-inox-cung-hon-ben-nhiet-\">\u0110\u1ed9 c\u1ee9ng b\u1ec1 m\u1eb7t v\u00e0 c\u01a1 t\u00ednh: inox c\u1ee9ng h\u01a1n, b\u1ec1n nhi\u1ec7t t\u1ed1t h\u01a1n<\/a><\/li>\n<li><a href=\"#toc-3-kha-nang-chong-oxy-hoaan-mon-hieu-dung-lop-thu-don\">Kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a\/\u0103n m\u00f2n: hi\u1ec3u \u0111\u00fang l\u1edbp th\u1ee5 \u0111\u1ed9ng<\/a><\/li>\n<li><a href=\"#toc-4-gia-cong-han-va-hoan-thien-be-mat\">Gia c\u00f4ng, h\u00e0n v\u00e0 ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t<\/a><\/li>\n<li><a href=\"#toc-5-chi-phi-va-tong-chi-phi-so-huu\">Chi ph\u00ed v\u00e0 t\u1ed5ng chi ph\u00ed s\u1edf h\u1eefu<\/a><\/li>\n<li><a href=\"#toc-6-vi-du-thuc-hanh-nhanh\">V\u00ed d\u1ee5 th\u1ef1c h\u00e0nh nhanh<\/a><\/li>\n<li><a href=\"#toc-7-quy-trinh-chon-vat-lieu-5-buoc\">Quy tr\u00ecnh ch\u1ecdn v\u1eadt li\u1ec7u 5 b\u01b0\u1edbc<\/a><\/li>\n<li><a href=\"#toc-8-tai-lieu-tham-khao\">T\u00e0i li\u1ec7u tham kh\u1ea3o<\/a><\/li>\n<li><a href=\"#toc-9-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Trong th\u1ef1c t\u1ebf thi\u1ebft k\u1ebf v\u00e0 gia c\u00f4ng, l\u1ef1a ch\u1ecdn gi\u1eefa inox (th\u00e9p kh\u00f4ng g\u1ec9) v\u00e0 nh\u00f4m th\u01b0\u1eddng xoay quanh ba y\u1ebfu t\u1ed1 then ch\u1ed1t: tr\u1ecdng l\u01b0\u1ee3ng, \u0111\u1ed9 c\u1ee9ng\/\u0111\u1ed9 c\u1ee9ng v\u1eefng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a\/\u0103n m\u00f2n. B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p so s\u00e1nh k\u1ef9 thu\u1eadt s\u00e2u, c\u00f3 s\u1ed1 li\u1ec7u v\u00e0 v\u00ed d\u1ee5 th\u1ef1c h\u00e0nh, gi\u00fap k\u1ef9 s\u01b0, nh\u00e0 th\u1ea7u v\u00e0 ch\u1ee7 x\u01b0\u1edfng ra quy\u1ebft \u0111\u1ecbnh t\u1ed1i \u01b0u theo m\u00f4i tr\u01b0\u1eddng v\u00e0 y\u00eau c\u1ea7u t\u1ea3i tr\u1ecdng. \u0110\u00e2y c\u0169ng l\u00e0 ch\u1ee7 \u0111\u1ec1 quan tr\u1ecdng trong b\u1ee9c tranh so s\u00e1nh inox v\u1edbi c\u00e1c kim lo\u1ea1i kh\u00e1c n\u00f3i chung.<\/p>\n<h2 id=\"toc-0-cac-mac-vat-lieu-pho-bien-va-thong-so-nen-tang\"><span class=\"ez-toc-section\" id=\"Cac_mac_vat_lieu_pho_bien_va_thong_so_nen_tang\"><\/span>C\u00e1c m\u00e1c v\u1eadt li\u1ec7u ph\u1ed5 bi\u1ebfn v\u00e0 th\u00f4ng s\u1ed1 n\u1ec1n t\u1ea3ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Inox th\u00f4ng d\u1ee5ng t\u1ea1i Vi\u1ec7t Nam:<br \/>\n  &#8211; Inox 201 (AISI 201, Cr-Mn-Ni): d\u00f9ng n\u1ed9i th\u1ea5t, m\u00f4i tr\u01b0\u1eddng kh\u00f4; ch\u1ed1ng \u0103n m\u00f2n k\u00e9m 304.<br \/>\n  &#8211; Inox 304 (AISI 304, 18\/8): chu\u1ea9n cho b\u1ebfp c\u00f4ng nghi\u1ec7p, th\u1ef1c ph\u1ea9m, ki\u1ebfn tr\u00fac trong nh\u00e0\/\u0111\u00f4 th\u1ecb.<br \/>\n  &#8211; Inox 316 (AISI 316, Mo 2%): n\u00e2ng cao ch\u1ed1ng r\u1ed7\/pitting trong m\u00f4i tr\u01b0\u1eddng chloride, ven bi\u1ec3n.<br \/>\n  &#8211; Inox 430 (ferritic): t\u1eeb t\u00ednh, gi\u00e1 t\u1ed1t, d\u00f9ng trang tr\u00ed trong nh\u00e0\/\u0111a ph\u1ea7n m\u00f4i tr\u01b0\u1eddng kh\u00f4.<br \/>\n&#8211; Nh\u00f4m th\u00f4ng d\u1ee5ng:<br \/>\n  &#8211; 5052-H32: t\u1ea5m v\u1ecf, th\u00f9ng xe, bi\u1ec3n b\u1ea3ng; ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t, d\u1ec5 u\u1ed1n.<br \/>\n  &#8211; 6061-T6: k\u1ebft c\u1ea5u, khung, jig\/fixture; c\u01a1 t\u00ednh cao, c\u00f3 th\u1ec3 gia c\u00f4ng c\u1eaft g\u1ecdt t\u1ed1t.<\/p>\n<p>M\u1ed9t s\u1ed1 ch\u1ec9 ti\u00eau c\u01a1 b\u1ea3n (gi\u00e1 tr\u1ecb \u0111i\u1ec3n h\u00ecnh, ph\u1ee5 thu\u1ed9c m\u00e1c\/\u0111\u1ed9 c\u1ee9ng nhi\u1ec7t luy\u1ec7n\/\u0111\u1ed9 ngu\u1ed9i):<br \/>\n&#8211; M\u1eadt \u0111\u1ed9: inox ~7.9\u20138.0 g\/cm\u00b3; nh\u00f4m ~2.70 g\/cm\u00b3.<br \/>\n&#8211; M\u00f4 \u0111un \u0111\u00e0n h\u1ed3i E: inox austenitic ~193 GPa; nh\u00f4m ~69 GPa.<br \/>\n&#8211; Gi\u1edbi h\u1ea1n ch\u1ea3y \u03c3y (\u0111i\u1ec3n h\u00ecnh):<br \/>\n  &#8211; 304 \u1ea3n nhi\u1ec7t: ~205 MPa; 316: ~205 MPa; 430: ~170\u2013300 MPa.<br \/>\n  &#8211; 6061-T6: ~275 MPa; 5052-H32: ~193 MPa.<br \/>\n&#8211; Gi\u1edbi h\u1ea1n b\u1ec1n k\u00e9o \u03c3uts:<br \/>\n  &#8211; 304: ~500 MPa; 316: ~515 MPa.<br \/>\n  &#8211; 6061-T6: ~310 MPa; 5052-H32: ~228 MPa.<br \/>\n&#8211; \u0110\u1ed9 c\u1ee9ng Brinell (HBW, x\u1ea5p x\u1ec9):<br \/>\n  &#8211; Inox 304\/316 \u1ea3n nhi\u1ec7t: ~140\u2013200 HB.<br \/>\n  &#8211; Nh\u00f4m 6061-T6: ~95 HB; 5052-H32: ~60\u201370 HB.<\/p>\n<p>Ngu\u1ed3n s\u1ed1 li\u1ec7u \u0111i\u1ec3n h\u00ecnh: Outokumpu datasheets, AZoM, MatWeb, Aluminum Association, Nickel Institute (tham kh\u1ea3o chi ti\u1ebft \u1edf cu\u1ed1i b\u00e0i).<\/p>\n<h2 id=\"toc-1-trong-luong-nhom-sieu-nhe-nhung-can-xet-do-cung-vu\"><span class=\"ez-toc-section\" id=\"Trong_luong_nhom_sieu_nhe_nhung_can_xet_%E2%80%9Cdo_cung_vung_tuong_duong%E2%80%9D\"><\/span>Tr\u1ecdng l\u01b0\u1ee3ng: nh\u00f4m si\u00eau nh\u1eb9, nh\u01b0ng c\u1ea7n x\u00e9t \u201c\u0111\u1ed9 c\u1ee9ng v\u1eefng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng\u201d<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"So_sanh_truc_tiep_theo_chieu_day\"><\/span>So s\u00e1nh tr\u1ef1c ti\u1ebfp theo chi\u1ec1u d\u00e0y<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang cho 1 m\u00b2 t\u1ea5m, m\u1ed7i 1 mm chi\u1ec1u d\u00e0y:<br \/>\n  &#8211; Inox: kho\u1ea3ng 7.9\u20138.0 kg\/m\u00b2.<br \/>\n  &#8211; Nh\u00f4m: kho\u1ea3ng 2.7 kg\/m\u00b2.<br \/>\n&#8211; V\u00ed d\u1ee5 1: T\u1ea5m 1 m\u00b2 d\u00e0y 1.0 mm<br \/>\n  &#8211; Inox 304: ~8.0 kg.<br \/>\n  &#8211; Nh\u00f4m 5052\/6061: ~2.7 kg.<br \/>\n=> Nh\u00f4m nh\u1eb9 h\u01a1n ~66%.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"So_sanh_theo_do_cung_vung_tuong_duong\"><\/span>So s\u00e1nh theo \u0111\u1ed9 c\u1ee9ng v\u1eefng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Do m\u00f4 \u0111un \u0111\u00e0n h\u1ed3i c\u1ee7a nh\u00f4m (~69 GPa) ch\u1ec9 b\u1eb1ng ~36% inox (~193 GPa), \u0111\u1ec3 \u0111\u1ea1t \u0111\u1ed9 v\u00f5ng t\u01b0\u01a1ng t\u1ef1, t\u1ea5m nh\u00f4m th\u01b0\u1eddng c\u1ea7n d\u00e0y h\u01a1n. V\u1edbi t\u1ea5m ph\u1eb3ng ch\u1ecbu u\u1ed1n, chi\u1ec1u d\u00e0y nh\u00f4m t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1ec1 \u0111\u1ed9 c\u1ee9ng v\u1eefng x\u1ea5p x\u1ec9 1.4\u20131.5 l\u1ea7n inox.<br \/>\n&#8211; V\u00ed d\u1ee5 2: C\u1ea7n \u0111\u1ed9 c\u1ee9ng v\u1eefng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng t\u1ea5m inox 1.0 mm<br \/>\n  &#8211; T\u1ea5m nh\u00f4m c\u1ea7n ~1.44 mm.<br \/>\n  &#8211; Kh\u1ed1i l\u01b0\u1ee3ng nh\u00f4m khi \u0111\u00f3: 2.7 kg\/m\u00b2 \u00d7 1.44 \u2248 3.9 kg\/m\u00b2.<br \/>\n=> Ngay c\u1ea3 khi t\u0103ng chi\u1ec1u d\u00e0y \u0111\u1ec3 \u0111\u1ea1t \u0111\u1ed9 c\u1ee9ng v\u1eefng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng, nh\u00f4m v\u1eabn nh\u1eb9 h\u01a1n kho\u1ea3ng 50% so v\u1edbi inox.<\/p>\n<p>K\u1ebft lu\u1eadn v\u1ec1 tr\u1ecdng l\u01b0\u1ee3ng:<br \/>\n&#8211; \u01afu ti\u00ean gi\u1ea3m kh\u1ed1i l\u01b0\u1ee3ng (v\u1eadn t\u1ea3i, k\u1ebft c\u1ea5u nh\u1eb9): nh\u00f4m chi\u1ebfm \u01b0u th\u1ebf r\u00f5 r\u1ec7t.<br \/>\n&#8211; Khi y\u00eau c\u1ea7u \u0111\u1ed9 c\u1ee9ng v\u1eefng r\u1ea5t cao trong kh\u00f4ng gian h\u1ea1n ch\u1ebf chi\u1ec1u d\u00e0y: inox c\u00f3 th\u1ec3 \u0111em l\u1ea1i gi\u1ea3i ph\u00e1p m\u1ecfng h\u01a1n, c\u1ee9ng h\u01a1n tr\u00ean m\u1ed7i mm.<\/p>\n<h2 id=\"toc-2-do-cung-be-mat-va-co-tinh-inox-cung-hon-ben-nhiet-\"><span class=\"ez-toc-section\" id=\"Do_cung_be_mat_va_co_tinh_inox_cung_hon_ben_nhiet_tot_hon\"><\/span>\u0110\u1ed9 c\u1ee9ng b\u1ec1 m\u1eb7t v\u00e0 c\u01a1 t\u00ednh: inox c\u1ee9ng h\u01a1n, b\u1ec1n nhi\u1ec7t t\u1ed1t h\u01a1n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Do_cung_be_mat_chong_xuoc_mop\"><\/span>\u0110\u1ed9 c\u1ee9ng b\u1ec1 m\u1eb7t (ch\u1ed1ng x\u01b0\u1edbc, m\u00f3p)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Inox 304\/316 \u1ea3n nhi\u1ec7t c\u00f3 \u0111\u1ed9 c\u1ee9ng HB cao h\u01a1n h\u1ea7u h\u1ebft m\u00e1c nh\u00f4m th\u00f4ng d\u1ee5ng. B\u1ec1 m\u1eb7t inox ch\u1ed1ng tr\u1ea7y x\u01b0\u1edbc v\u00e0 m\u00f3p m\u00e9o t\u1ed1t h\u01a1n \u1edf c\u00f9ng chi\u1ec1u d\u00e0y.<br \/>\n&#8211; Nh\u00f4m m\u1ec1m h\u01a1n; c\u1ea7n t\u0103ng chi\u1ec1u d\u00e0y, d\u00f9ng m\u00e1c c\u00f3 \u0111\u1ed9 b\u1ec1n cao (6061-T6), ho\u1eb7c x\u1eed l\u00fd b\u1ec1 m\u1eb7t (anodizing c\u1ee9ng) \u0111\u1ec3 n\u00e2ng c\u1ea5p ch\u1ed1ng tr\u1ea7y.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cuong_do_va_ung_xu_co_hoc\"><\/span>C\u01b0\u1eddng \u0111\u1ed9 v\u00e0 \u1ee9ng x\u1eed c\u01a1 h\u1ecdc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Gi\u1edbi h\u1ea1n ch\u1ea3y:<br \/>\n  &#8211; 6061-T6 (~275 MPa) t\u01b0\u01a1ng \u0111\u01b0\u01a1ng ho\u1eb7c cao h\u01a1n 304\/316 \u1ea3n nhi\u1ec7t (~205 MPa), nh\u01b0ng 6061 suy gi\u1ea3m nhanh khi h\u00e0n (v\u00f9ng \u1ea3nh h\u01b0\u1edfng nhi\u1ec7t), c\u1ea7n gia nhi\u1ec7t\/\u1ee7 c\u1ee9ng l\u1ea1i \u0111\u1ec3 ph\u1ee5c h\u1ed3i.<br \/>\n  &#8211; 304\/316 gi\u1eef c\u01a1 t\u00ednh kh\u00e1 \u1ed5n sau h\u00e0n \u0111\u00fang quy tr\u00ecnh, t\u1ed5ng th\u1ec3 b\u1ec1n k\u00e9o cao h\u01a1n.<br \/>\n&#8211; \u0110\u1ed9 b\u1ec1n nhi\u1ec7t:<br \/>\n  &#8211; Nh\u00f4m gi\u1ea3m c\u01a1 t\u00ednh \u0111\u00e1ng k\u1ec3 tr\u00ean 150\u2013200\u00b0C.<br \/>\n  &#8211; Inox austenitic c\u00f3 th\u1ec3 l\u00e0m vi\u1ec7c \u1edf nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n nhi\u1ec1u (t\u1edbi ~600\u2013870\u00b0C t\u00f9y m\u00e1c v\u00e0 \u0111i\u1ec1u ki\u1ec7n), ph\u00f9 h\u1ee3p \u1ee9ng d\u1ee5ng l\u00f2, \u1ed1ng x\u1ea3, b\u1ebfp c\u00f4ng nghi\u1ec7p.<br \/>\n&#8211; M\u1ecfi:<br \/>\n  &#8211; C\u1ea3 hai \u0111\u1ec1u nh\u1ea1y v\u1edbi m\u1ecfi n\u1ebfu thi\u1ebft k\u1ebf g\u00f3c s\u1eafc ho\u1eb7c m\u1ed1i n\u1ed1i kh\u00f4ng t\u1ed1t. Inox c\u00f3 bi\u00ean \u0111\u1ed9 ch\u1ecbu m\u1ecfi t\u1ed1t trong m\u00f4i tr\u01b0\u1eddng s\u1ea1ch; nh\u00f4m c\u1ea7n ki\u1ec3m so\u00e1t \u1ee9ng su\u1ea5t t\u1eadp trung v\u00e0 chu k\u1ef3 t\u1ea3i.<\/p>\n<h2 id=\"toc-3-kha-nang-chong-oxy-hoaan-mon-hieu-dung-lop-thu-don\"><span class=\"ez-toc-section\" id=\"Kha_nang_chong_oxy_hoaan_mon_hieu_dung_lop_thu_dong\"><\/span>Kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a\/\u0103n m\u00f2n: hi\u1ec3u \u0111\u00fang l\u1edbp th\u1ee5 \u0111\u1ed9ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C\u1ea3 inox v\u00e0 nh\u00f4m \u0111\u1ec1u t\u1ef1 t\u1ea1o l\u1edbp oxit th\u1ee5 \u0111\u1ed9ng b\u1ec1n:<br \/>\n&#8211; Inox: l\u1edbp Cr2O3; 316 c\u00f3 Mo gi\u00fap ch\u1ed1ng r\u1ed7 pitting\/crevice t\u1ed1t h\u01a1n 304. Ch\u1ec9 s\u1ed1 PREN th\u01b0\u1eddng: 304 ~18\u201319; 316 ~23\u201324 (cao h\u01a1n l\u00e0 ch\u1ed1ng pitting t\u1ed1t h\u01a1n, nh\u1ea5t l\u00e0 trong chloride).<br \/>\n&#8211; Nh\u00f4m: l\u1edbp Al2O3 b\u1ec1n trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng, song nh\u1ea1y v\u1edbi ion chloride (n\u01b0\u1edbc bi\u1ec3n, mu\u1ed1i \u0111\u01b0\u1eddng) v\u00e0 m\u00f4i tr\u01b0\u1eddng ki\u1ec1m m\u1ea1nh (v\u1eefa xi m\u0103ng t\u01b0\u01a1i, pH cao).<\/p>\n<p>\u0110\u00e1nh gi\u00e1 theo m\u00f4i tr\u01b0\u1eddng:<br \/>\n&#8211; Trong nh\u00e0 kh\u00f4, \u0111\u00f4 th\u1ecb s\u1ea1ch:<br \/>\n  &#8211; C\u1ea3 inox 304 v\u00e0 nh\u00f4m 5052\/6061 \u0111\u1ec1u \u1ed5n. Inox cho th\u1ea9m m\u1ef9 hairline\/BA\/No.4; nh\u00f4m nh\u1eb9 v\u00e0 d\u1ec5 s\u01a1n\/anodize.<br \/>\n&#8211; Ven bi\u1ec3n, s\u01b0\u01a1ng mu\u1ed1i, h\u1ed3 b\u01a1i n\u01b0\u1edbc m\u1eb7n:<br \/>\n  &#8211; \u01afu ti\u00ean inox 316 \u0111\u1ec3 ch\u1ed1ng r\u1ed7 pitting\/crevice. 304 c\u00f3 th\u1ec3 b\u1ecb r\u1ed7 t\u1ea1i k\u1ebd h\u1edf\/b\u1ec1 m\u1eb7t mu\u1ed1i \u0111\u1ecdng d\u00f9 \u0111\u01b0\u1ee3c v\u1ec7 sinh \u0111\u1ecbnh k\u1ef3.<br \/>\n  &#8211; Nh\u00f4m d\u1ec5 r\u1ed7 tr\u1eafng v\u00e0 \u0103n m\u00f2n k\u1ebd; c\u1ea7n anodize d\u00e0y (\u226520 \u00b5m) v\u00e0 thi\u1ebft k\u1ebf tho\u00e1t n\u01b0\u1edbc t\u1ed1t, tuy nhi\u00ean \u0111\u1ed9 b\u1ec1n l\u00e2u d\u00e0i v\u1eabn k\u00e9m 316 trong m\u00f4i tr\u01b0\u1eddng chloride n\u1eb7ng.<br \/>\n&#8211; M\u00f4i tr\u01b0\u1eddng ki\u1ec1m\/v\u1eefa xi m\u0103ng t\u01b0\u01a1i:<br \/>\n  &#8211; Nh\u00f4m kh\u00f4ng ph\u00f9 h\u1ee3p n\u1ebfu ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp; c\u1ea7n c\u00e1ch ly. Inox 304\/316 th\u00edch h\u1ee3p h\u01a1n.<br \/>\n&#8211; Th\u1ef1c ph\u1ea9m, \u0111\u1ed3 u\u1ed1ng, d\u01b0\u1ee3c:<br \/>\n  &#8211; Inox 304\/316 \u0111\u1ea1t v\u1ec7 sinh, ch\u1ecbu r\u1eeda CIP\/SIP t\u1ed1t; 316 \u01b0u ti\u00ean v\u1edbi clorides\/h\u1eefu c\u01a1. Nh\u00f4m c\u00f3 th\u1ec3 b\u1ecb \u0103n m\u00f2n b\u1edfi axit h\u1eefu c\u01a1\/s\u1ed1t m\u1eb7n; c\u1ea7n ph\u1ee7\/anodize c\u1ea5p th\u1ef1c ph\u1ea9m n\u1ebfu d\u00f9ng.<br \/>\n&#8211; Nhi\u1ec7t \u0111\u1ed9 cao\/oxy h\u00f3a n\u00f3ng:<br \/>\n  &#8211; Inox \u1ed5n \u0111\u1ecbnh; nh\u00f4m m\u1ea5t c\u01a1 t\u00ednh v\u00e0 d\u1ec5 ch\u1ea3y x\u1ec7.<\/p>\n<p>L\u01b0u \u00fd \u0103n m\u00f2n \u0111i\u1ec7n h\u00f3a (galvanic):<br \/>\n&#8211; Nh\u00f4m l\u00e0 c\u1ef1c d\u01b0\u01a1ng so v\u1edbi inox; n\u1ebfu ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u00e0 c\u00f3 \u1ea9m\/mu\u1ed1i, nh\u00f4m s\u1ebd b\u1ecb \u0103n m\u00f2n nhanh. C\u1ea7n \u0111\u1ec7m c\u00e1ch \u0111i\u1ec7n, s\u01a1n\/ph\u1ee7, ho\u1eb7c d\u00f9ng bul\u00f4ng\/ph\u1ee5 ki\u1ec7n c\u00f9ng v\u1eadt li\u1ec7u.<\/p>\n<h2 id=\"toc-4-gia-cong-han-va-hoan-thien-be-mat\"><span class=\"ez-toc-section\" id=\"Gia_cong_han_va_hoan_thien_be_mat\"><\/span>Gia c\u00f4ng, h\u00e0n v\u00e0 ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; H\u00e0n:<br \/>\n  &#8211; Inox 304\/316: TIG\/MIG t\u1ed1t; ch\u1ecdn que\/d\u00e2y h\u00e0n ph\u00f9 h\u1ee3p (308L cho 304, 316L cho 316), ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ec3 h\u1ea1n ch\u1ebf bi\u1ebfn m\u00e0u v\u00e0 \u0103n m\u00f2n k\u1ebd.<br \/>\n  &#8211; Nh\u00f4m 5xxx\/6xxx: MIG\/TIG d\u1ec5; c\u1ea7n v\u1ec7 sinh oxit v\u00e0 kh\u00ed b\u1ea3o v\u1ec7 \u0111\u00fang; 6061-T6 suy gi\u1ea3m c\u01a1 t\u00ednh v\u00f9ng h\u00e0n.<br \/>\n&#8211; U\u1ed1n\/d\u1eadp:<br \/>\n  &#8211; 5052-H32 u\u1ed1n t\u1ed1t; 6061-T6 gi\u00f2n h\u01a1n, n\u00ean \u1ee7 ho\u1eb7c b\u00e1n k\u00ednh u\u1ed1n l\u1edbn.<br \/>\n  &#8211; Inox austenitic d\u1ec5 bi\u1ebfn c\u1ee9ng ngu\u1ed9i; c\u1ea7n l\u1ef1c u\u1ed1n cao h\u01a1n, b\u00f9 h\u1ed3i \u0111\u00e0n h\u1ed3i.<br \/>\n&#8211; Gia c\u00f4ng c\u1eaft g\u1ecdt:<br \/>\n  &#8211; Nh\u00f4m d\u1ec5 c\u1eaft; c\u1ea7n ki\u1ec3m so\u00e1t bavia\/d\u00ednh phoi.<br \/>\n  &#8211; Inox kh\u00f3 c\u1eaft h\u01a1n; d\u1ee5ng c\u1ee5 ph\u1ea3i s\u1eafc, t\u1ed1c \u0111\u1ed9 th\u1ea5p, t\u01b0\u1edbi ngu\u1ed9i t\u1ed1t.<br \/>\n&#8211; Ho\u00e0n thi\u1ec7n:<br \/>\n  &#8211; Inox: 2B, BA, No.4, HL, bead blast, \u0111i\u1ec7n h\u00f3a b\u00f3ng, pickling\/passivation \u0111\u1ec3 ph\u1ee5c h\u1ed3i l\u1edbp th\u1ee5 \u0111\u1ed9ng sau h\u00e0n.<br \/>\n  &#8211; Nh\u00f4m: anodize trang tr\u00ed ho\u1eb7c anodize c\u1ee9ng, s\u01a1n t\u0129nh \u0111i\u1ec7n, ph\u1ee7 PVDF cho ngo\u1ea1i th\u1ea5t.<\/p>\n<h2 id=\"toc-5-chi-phi-va-tong-chi-phi-so-huu\"><span class=\"ez-toc-section\" id=\"Chi_phi_va_tong_chi_phi_so_huu\"><\/span>Chi ph\u00ed v\u00e0 t\u1ed5ng chi ph\u00ed s\u1edf h\u1eefu<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; \u0110\u01a1n gi\u00e1 theo kg: nh\u00f4m th\u01b0\u1eddng cao h\u01a1n inox 201, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng ho\u1eb7c th\u1ea5p h\u01a1n inox 304 t\u00ednh theo kg t\u00f9y th\u1eddi \u0111i\u1ec3m th\u1ecb tr\u01b0\u1eddng; nh\u01b0ng do nh\u00f4m nh\u1eb9, chi ph\u00ed theo m\u00b2\/t\u1ea3i tr\u1ecdng c\u00f3 th\u1ec3 c\u1ea1nh tranh.<br \/>\n&#8211; Chi ph\u00ed v\u00f2ng \u0111\u1eddi:<br \/>\n  &#8211; Ven bi\u1ec3n\/h\u00f3a ch\u1ea5t nh\u1eb9: inox 316 chi ph\u00ed \u0111\u1ea7u t\u01b0 cao h\u01a1n nh\u01b0ng b\u1ea3o tr\u00ec th\u1ea5p, tu\u1ed5i th\u1ecd v\u01b0\u1ee3t tr\u1ed9i.<br \/>\n  &#8211; K\u1ebft c\u1ea5u nh\u1eb9, v\u1eadn t\u1ea3i: nh\u00f4m ti\u1ebft ki\u1ec7m nhi\u00ean li\u1ec7u\/nh\u00e2n c\u00f4ng l\u1eafp \u0111\u1eb7t do tr\u1ecdng l\u01b0\u1ee3ng th\u1ea5p.<br \/>\n&#8211; T\u00e1i ch\u1ebf: c\u1ea3 hai c\u00f3 gi\u00e1 tr\u1ecb t\u00e1i ch\u1ebf cao; inox gi\u1eef gi\u00e1 ph\u1ebf t\u1ed1t, nh\u00f4m th\u1ecb tr\u01b0\u1eddng ph\u1ebf s\u00f4i \u0111\u1ed9ng.<\/p>\n<h2 id=\"toc-6-vi-du-thuc-hanh-nhanh\"><span class=\"ez-toc-section\" id=\"Vi_du_thuc_hanh_nhanh\"><\/span>V\u00ed d\u1ee5 th\u1ef1c h\u00e0nh nhanh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Th\u00e2n t\u1ee7 b\u1ebfp c\u00f4ng nghi\u1ec7p 1 m\u00b2, c\u1ea7n v\u1ec7 sinh v\u00e0 b\u1ec1n tr\u1ea7y:<br \/>\n  &#8211; Inox 304 d\u00e0y 1.0 mm (~8.0 kg\/m\u00b2) cho \u0111\u1ed9 c\u1ee9ng b\u1ec1 m\u1eb7t v\u00e0 v\u1ec7 sinh t\u1ed1i \u01b0u.<br \/>\n&#8211; T\u1ea5m \u1ed1p th\u00f9ng xe t\u1ea3i c\u1ea7n nh\u1eb9, ch\u1ed1ng \u0103n m\u00f2n m\u00f4i tr\u01b0\u1eddng \u0111\u00f4 th\u1ecb:<br \/>\n  &#8211; Nh\u00f4m 5052-H32 d\u00e0y 1.5 mm (~4.05 kg\/m\u00b2) thay cho inox 1.0 mm (~8.0 kg\/m\u00b2), gi\u1ea3m ~49% kh\u1ed1i l\u01b0\u1ee3ng v\u1edbi \u0111\u1ed9 c\u1ee9ng v\u1eefng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng.<br \/>\n&#8211; Lan can ngo\u00e0i tr\u1eddi g\u1ea7n bi\u1ec3n:<br \/>\n  &#8211; Inox 316 b\u1ec1 m\u1eb7t hairline ho\u1eb7c \u0111i\u1ec7n h\u00f3a b\u00f3ng; b\u1ea3o tr\u00ec r\u1eeda n\u01b0\u1edbc ng\u1ecdt \u0111\u1ecbnh k\u1ef3. Tr\u00e1nh nh\u00f4m tr\u1ea7n n\u1ebfu kh\u00f4ng anodize d\u00e0y v\u00e0 c\u00e1ch ly galvanic.<\/p>\n<h2 id=\"toc-7-quy-trinh-chon-vat-lieu-5-buoc\"><span class=\"ez-toc-section\" id=\"Quy_trinh_chon_vat_lieu_5_buoc\"><\/span>Quy tr\u00ecnh ch\u1ecdn v\u1eadt li\u1ec7u 5 b\u01b0\u1edbc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>1) X\u00e1c \u0111\u1ecbnh m\u00f4i tr\u01b0\u1eddng: trong nh\u00e0\/ven bi\u1ec3n\/h\u00f3a ch\u1ea5t\/ki\u1ec1m\/nhi\u1ec7t \u0111\u1ed9 cao.<br \/>\n2) \u0110\u1eb7t m\u1ee5c ti\u00eau tr\u1ecdng l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 c\u1ee9ng v\u1eefng: c\u00f3 gi\u1edbi h\u1ea1n chi\u1ec1u d\u00e0y kh\u00f4ng?<br \/>\n3) Xem x\u00e9t ch\u1ebf t\u1ea1o: h\u00e0n nhi\u1ec1u hay \u00edt, u\u1ed1n g\u1ea5p kh\u00fac nh\u1ecf hay l\u1edbn, ho\u00e0n thi\u1ec7n y\u00eau c\u1ea7u g\u00ec.<br \/>\n4) T\u00ednh chi ph\u00ed v\u00f2ng \u0111\u1eddi: v\u1eadt li\u1ec7u + ho\u00e0n thi\u1ec7n + b\u1ea3o tr\u00ec + l\u1ee3i \u00edch gi\u1ea3m kh\u1ed1i l\u01b0\u1ee3ng.<br \/>\n5) Quy\u1ebft \u0111\u1ecbnh:<br \/>\n   &#8211; \u01afu ti\u00ean nh\u1eb9, m\u00f4i tr\u01b0\u1eddng b\u00ecnh th\u01b0\u1eddng: nh\u00f4m 5052\/6061.<br \/>\n   &#8211; M\u00f4i tr\u01b0\u1eddng chloride\/ki\u1ec1m, d\u01b0\u1ee3c-th\u1ef1c ph\u1ea9m, nhi\u1ec7t cao: inox 316\/304.<br \/>\n   &#8211; Kh\u00f4ng gian h\u1ea1n ch\u1ebf, c\u1ea7n t\u1ea5m m\u1ecfng nh\u01b0ng c\u1ee9ng: inox.<\/p>\n<h2 id=\"toc-8-tai-lieu-tham-khao\"><span class=\"ez-toc-section\" id=\"Tai_lieu_tham_khao\"><\/span>T\u00e0i li\u1ec7u tham kh\u1ea3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Outokumpu Stainless Steel Handbook v\u00e0 datasheets (v\u00ed d\u1ee5 Core 304\/4301): https:\/\/www.outokumpu.com\/<br \/>\n&#8211; AZoM, Stainless Steel 304 (UNS S30400) Properties: https:\/\/www.azom.com\/article.aspx?ArticleID=965<br \/>\n&#8211; AZoM, Aluminium Alloy 6061 Properties: https:\/\/www.azom.com\/article.aspx?ArticleID=2802<br \/>\n&#8211; MatWeb, AISI 304 Stainless Steel: http:\/\/www.matweb.com\/search\/datasheet.aspx?matguid=1c8a0b0d3c9e4dbe8d7f9f6a2c1c6e9b<br \/>\n&#8211; MatWeb, 6061-T6 Aluminum: http:\/\/www.matweb.com\/search\/datasheet.aspx?matguid=1a2b4cd76e8e4c4f84e1f5a3b8d6d1bb<br \/>\n&#8211; Nickel Institute, Pitting Corrosion of Stainless Steels: https:\/\/nickelinstitute.org\/<br \/>\n&#8211; ASTM A240 (t\u1ea5m inox) v\u00e0 ASTM B209 (t\u1ea5m nh\u00f4m): https:\/\/www.astm.org\/<\/p>\n<h2 id=\"toc-9-ket-luan\"><span class=\"ez-toc-section\" id=\"Ket_luan\"><\/span>K\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Tr\u1ecdng l\u01b0\u1ee3ng: nh\u00f4m nh\u1eb9 h\u01a1n kho\u1ea3ng 50\u201366% ngay c\u1ea3 khi t\u0103ng chi\u1ec1u d\u00e0y \u0111\u1ec3 \u0111\u1ea1t \u0111\u1ed9 c\u1ee9ng v\u1eefng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng.<br \/>\n&#8211; \u0110\u1ed9 c\u1ee9ng\/\u0111\u1ed9 c\u1ee9ng v\u1eefng v\u00e0 b\u1ec1 m\u1eb7t: inox c\u1ee9ng h\u01a1n tr\u00ean m\u1ed7i mm, ch\u1ecbu m\u00e0i m\u00f2n b\u1ec1 m\u1eb7t v\u00e0 nhi\u1ec7t t\u1ed1t h\u01a1n; nh\u00f4m c\u1ea7n t\u0103ng chi\u1ec1u d\u00e0y ho\u1eb7c x\u1eed l\u00fd b\u1ec1 m\u1eb7t.<br \/>\n&#8211; Ch\u1ed1ng oxy h\u00f3a\/\u0103n m\u00f2n: inox 316 v\u01b0\u1ee3t tr\u1ed9i trong chloride; 304 ph\u00f9 h\u1ee3p \u0111a d\u1ee5ng; nh\u00f4m \u1ed5n trong m\u00f4i tr\u01b0\u1eddng trong nh\u00e0\/\u0111\u00f4 th\u1ecb nh\u01b0ng k\u00e9m b\u1ec1n \u1edf ven bi\u1ec3n\/ki\u1ec1m n\u1ebfu kh\u00f4ng x\u1eed l\u00fd.<br \/>\n&#8211; L\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u ph\u1ee5 thu\u1ed9c m\u00f4i tr\u01b0\u1eddng, y\u00eau c\u1ea7u tr\u1ecdng l\u01b0\u1ee3ng, r\u00e0ng bu\u1ed9c chi\u1ec1u d\u00e0y v\u00e0 chi ph\u00ed v\u00f2ng \u0111\u1eddi.<\/p>\n<p>C\u1ea7n t\u01b0 v\u1ea5n m\u00e1c c\u1ee5 th\u1ec3, t\u00ednh to\u00e1n chi\u1ec1u d\u00e0y t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u00e0 b\u00e1o gi\u00e1 t\u1ed1t nh\u1ea5t cho d\u1ef1 \u00e1n t\u1ea1i H\u00e0 N\u1ed9i? Li\u00ean h\u1ec7 Inox Cuong Thinh \u0111\u1ec3 \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb k\u1ef9 thu\u1eadt v\u00e0 ch\u00e0o gi\u00e1 c\u1ea1nh tranh. Hotline: 0343.417.281. Email: inoxcongnghiep.cuongthinh@gmail.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0110\u1ed1i chi\u1ebfu inox 201\/304\/316 v\u1edbi nh\u00f4m 5052\/6061: m\u1eadt \u0111\u1ed9, m\u00f4 \u0111un \u0111\u00e0n h\u1ed3i, \u0111\u1ed9 c\u1ee9ng, gi\u1edbi h\u1ea1n ch\u1ea3y v\u00e0 ch\u1ed1ng oxy h\u00f3a\/chloride, k\u00e8m v\u00ed d\u1ee5 t\u00ednh tr\u1ecdng l\u01b0\u1ee3ng.<\/p>\n","protected":false},"author":7,"featured_media":1055,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-2565","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"acf":[],"_links":{"self":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/2565","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/comments?post=2565"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/2565\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1055"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=2565"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=2565"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=2565"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}