{"id":2182,"date":"2026-06-25T00:34:56","date_gmt":"2026-06-24T17:34:56","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/inox-trong-dieu-khac-kien-truc-chon-mac-hoan-thien-thi-cong-2\/"},"modified":"2026-06-25T00:34:56","modified_gmt":"2026-06-24T17:34:56","slug":"inox-trong-dieu-khac-kien-truc-chon-mac-hoan-thien-thi-cong-2","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/inox-trong-dieu-khac-kien-truc-chon-mac-hoan-thien-thi-cong-2\/","title":{"rendered":"Inox trong \u0111i\u00eau kh\u1eafc ki\u1ebfn tr\u00fac: ch\u1ecdn m\u00e1c, ho\u00e0n thi\u1ec7n, thi c\u00f4ng"},"content":{"rendered":"<div class=\"custom-toc\">\n<h3>N\u1ed9i dung ch\u00ednh<\/h3>\n<ul>\n<li><a href=\"#toc-0-vi-sao-inox-dac-biet-phu-hop-cho-dieu-khac-kien-tr\">V\u00ec sao inox \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p cho \u0111i\u00eau kh\u1eafc ki\u1ebfn tr\u00fac<\/a><\/li>\n<li><a href=\"#toc-1-chon-mac-inox-theo-moi-truong-su-dung\">Ch\u1ecdn m\u00e1c inox theo m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng<\/a><\/li>\n<li><a href=\"#toc-2-dang-vat-lieu-tieu-chuan-nen-dung\">D\u1ea1ng v\u1eadt li\u1ec7u &#038; ti\u00eau chu\u1ea9n n\u00ean d\u00f9ng<\/a><\/li>\n<li><a href=\"#toc-3-be-mat-hieu-ung-thi-giac-chon-sao-cho-dep-va-ben\">B\u1ec1 m\u1eb7t &#038; hi\u1ec7u \u1ee9ng th\u1ecb gi\u00e1c: ch\u1ecdn sao cho \u0111\u1eb9p v\u00e0 b\u1ec1n<\/a><\/li>\n<li><a href=\"#toc-4-ky-thuat-tao-hinh-cat-uon-han-de-dat-be-mat-lien-k\">K\u1ef9 thu\u1eadt t\u1ea1o h\u00ecnh: c\u1eaft, u\u1ed1n, h\u00e0n \u0111\u1ec3 \u0111\u1ea1t b\u1ec1 m\u1eb7t \u201cli\u1ec1n kh\u1ed1i\u201d<\/a><\/li>\n<li><a href=\"#toc-5-giai-phap-ket-cau-neo-giu-va-chuyen-vi-nhiet\">Gi\u1ea3i ph\u00e1p k\u1ebft c\u1ea5u, neo gi\u1eef v\u00e0 chuy\u1ec3n v\u1ecb nhi\u1ec7t<\/a><\/li>\n<li><a href=\"#toc-6-chong-an-mon-bao-tri-trong-khi-hau-viet-nam\">Ch\u1ed1ng \u0103n m\u00f2n &#038; b\u1ea3o tr\u00ec trong kh\u00ed h\u1eadu Vi\u1ec7t Nam<\/a><\/li>\n<li><a href=\"#toc-7-quy-trinh-danh-bong-guong-khong-ti-vet-tom-tat-thu\">Quy tr\u00ecnh \u0111\u00e1nh b\u00f3ng g\u01b0\u01a1ng \u201ckh\u00f4ng t\u00ec v\u1ebft\u201d (t\u00f3m t\u1eaft th\u1ef1c h\u00e0nh t\u1ed1t)<\/a><\/li>\n<li><a href=\"#toc-8-lap-du-toan-kiem-soat-chi-phi\">L\u1eadp d\u1ef1 to\u00e1n &#038; ki\u1ec3m so\u00e1t chi ph\u00ed<\/a><\/li>\n<li><a href=\"#toc-9-checklist-qaqc-truoc-ban-giao\">Checklist QA\/QC tr\u01b0\u1edbc b\u00e0n giao<\/a><\/li>\n<li><a href=\"#toc-10-hai-kich-ban-ap-dung-nhanh\">Hai k\u1ecbch b\u1ea3n \u00e1p d\u1ee5ng nhanh<\/a><\/li>\n<li><a href=\"#toc-11-nguon-tham-khao\">Ngu\u1ed3n tham kh\u1ea3o<\/a><\/li>\n<li><a href=\"#toc-12-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Inox (th\u00e9p kh\u00f4ng g\u1ec9) \u0111ang tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u ch\u1ee7 \u0111\u1ea1o cho \u0111i\u00eau kh\u1eafc v\u00e0 ngh\u1ec7 thu\u1eadt t\u1ea1o h\u00ecnh trong ki\u1ebfn tr\u00fac nh\u1edd v\u1ebb \u0111\u1eb9p \u0111\u01b0\u01a1ng \u0111\u1ea1i, \u0111\u1ed9 b\u1ec1n th\u1eddi ti\u1ebft v\u00e0 kh\u1ea3 n\u0103ng t\u1ea1o h\u00ecnh linh ho\u1ea1t. B\u00e0i vi\u1ebft n\u00e0y l\u00e0 h\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7 t\u1eeb ch\u1ecdn m\u00e1c th\u00e9p, b\u1ec1 m\u1eb7t, k\u1ef9 thu\u1eadt gia c\u00f4ng, gi\u1ea3i ph\u00e1p ch\u1ed1ng \u0103n m\u00f2n \u0111\u1ebfn b\u1ea3o tr\u00ec \u2013 t\u1ed1i \u01b0u cho \u0111i\u1ec1u ki\u1ec7n kh\u00ed h\u1eadu v\u00e0 th\u1ef1c ti\u1ec5n thi c\u00f4ng t\u1ea1i Vi\u1ec7t Nam.<\/p>\n<h2 id=\"toc-0-vi-sao-inox-dac-biet-phu-hop-cho-dieu-khac-kien-tr\">V\u00ec sao inox \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p cho \u0111i\u00eau kh\u1eafc ki\u1ebfn tr\u00fac<\/h2>\n<p>&#8211; Th\u1ea9m m\u1ef9 \u0111\u1ed9ng v\u00e0 \u201ct\u01b0\u01a1ng t\u00e1c \u00e1nh s\u00e1ng\u201d: B\u1ec1 m\u1eb7t g\u01b0\u01a1ng (No.8\/Super Mirror) t\u1ea1o hi\u1ec7u \u1ee9ng ph\u1ea3n chi\u1ebfu, m\u1edf r\u1ed9ng kh\u00f4ng gian; hairline\/satin mang c\u1ea3m gi\u00e1c tinh t\u1ebf; bead-blast\/etched gi\u1ea3m ch\u00f3i, t\u0103ng chi\u1ec1u s\u00e2u th\u1ecb gi\u00e1c. C\u00f3 th\u1ec3 t\u1ea1o m\u00e0u PVD (v\u00e0ng, \u0111\u1ed3ng, \u0111en, h\u1ed3ng, xanh\u2026) cho ng\u00f4n ng\u1eef thi\u1ebft k\u1ebf \u0111a d\u1ea1ng.<br \/>\n&#8211; B\u1ec1n \u0103n m\u00f2n v\u00e0 tu\u1ed5i th\u1ecd cao: M\u00e0ng th\u1ee5 \u0111\u1ed9ng Cr2O3 t\u1ef1 t\u00e1i sinh gi\u00fap ch\u1ed1ng g\u1ec9 v\u01b0\u1ee3t tr\u1ed9i; v\u1edbi c\u1ea5p m\u00e1c ph\u00f9 h\u1ee3p, t\u01b0\u1ee3ng ngo\u00e0i tr\u1eddi c\u00f3 th\u1ec3 duy tr\u00ec di\u1ec7n m\u1ea1o h\u00e0ng ch\u1ee5c n\u0103m v\u1edbi b\u1ea3o tr\u00ec t\u1ed1i thi\u1ec3u.<br \/>\n&#8211; T\u1ea1o h\u00ecnh \u01b0u vi\u1ec7t: D\u1ec5 u\u1ed1n, c\u00e1n l\u1ed1c, d\u1eadp khu\u00f4n, k\u00e9o gi\u00e3n, h\u00e0n li\u1ec1n kh\u1ed1i th\u00e0nh c\u00e1c b\u1ec1 m\u1eb7t cong ph\u1ee9c t\u1ea1p \u00edt m\u1ed1i n\u1ed1i \u2013 \u0111i\u1ec1u m\u00e0 nh\u00f4m hay \u0111\u1ed3ng kh\u00f3 \u0111\u1ea1t \u1edf c\u00f9ng \u0111\u1ed9 b\u1ec1n b\u1ec1 m\u1eb7t.<br \/>\n&#8211; B\u1ec1n v\u1eefng: H\u00e0m l\u01b0\u1ee3ng t\u00e1i ch\u1ebf cao (th\u01b0\u1eddng >60%), 100% t\u00e1i ch\u1ebf cu\u1ed1i v\u00f2ng \u0111\u1eddi; chi ph\u00ed v\u00f2ng \u0111\u1eddi (LCC) th\u1ea5p nh\u1edd \u00edt b\u1ea3o tr\u00ec.<\/p>\n<h2 id=\"toc-1-chon-mac-inox-theo-moi-truong-su-dung\">Ch\u1ecdn m\u00e1c inox theo m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng<\/h2>\n<p>L\u1ef1a ch\u1ecdn m\u00e1c th\u00e9p quy\u1ebft \u0111\u1ecbnh 80% hi\u1ec7u su\u1ea5t ch\u1ed1ng \u0103n m\u00f2n. Th\u01b0\u1edbc \u0111o k\u1ef9 thu\u1eadt ph\u1ed5 bi\u1ebfn l\u00e0 PREN (Pitting Resistance Equivalent Number = %Cr + 3.3\u00d7%Mo + 16\u00d7%N).<br \/>\n&#8211; Inox 201: Kinh t\u1ebf, ph\u00f9 h\u1ee3p trang tr\u00ed trong nh\u00e0 kh\u00f4. Kh\u1ea3 n\u0103ng ch\u1ecbu clorua k\u00e9m, kh\u00f4ng khuy\u1ebfn ngh\u1ecb ngo\u00e0i tr\u1eddi.<br \/>\n&#8211; Inox 304\/304L (PREN ~18\u201319): L\u1ef1a ch\u1ecdn \u201cchu\u1ea9n\u201d cho trong nh\u00e0 v\u00e0 ngo\u00e0i tr\u1eddi n\u1ed9i \u0111\u1ecba \u0111\u00f4 th\u1ecb (H\u00e0 N\u1ed9i v\u00e0 c\u00e1c t\u1ec9nh kh\u00f4ng nhi\u1ec5m mu\u1ed1i). D\u00f9ng b\u1ea3n L \u0111\u1ec3 h\u00e0n nhi\u1ec1u, gi\u1ea3m nh\u1ea1y c\u1ea3m h\u00f3a.<br \/>\n&#8211; Inox 316\/316L (PREN ~24\u201326): C\u00f3 Mo, kh\u00e1ng r\u1ed7\/pitting t\u1ed1t. Khuy\u1ebfn ngh\u1ecb cho: ven bi\u1ec3n (H\u1ea3i Ph\u00f2ng, Qu\u1ea3ng Ninh\u2026), c\u00f4ng tr\u00ecnh g\u1ea7n \u0111\u01b0\u1eddng giao th\u00f4ng c\u00f3 s\u01b0\u01a1ng m\u1eb7n, \u0111\u00e0i phun n\u01b0\u1edbc, t\u00e1c ph\u1ea9m c\u00f3 n\u01b0\u1edbc \u0111\u1ecdng\/s\u01b0\u01a1ng mu\u1ed1i\/b\u1eafn t\u00f3e.<br \/>\n&#8211; Duplex 2205 (PREN ~34\u201336): \u0110\u1ed9 b\u1ec1n ch\u1ea3y cao (~450 MPa) v\u00e0 kh\u00e1ng r\u1ed7 xu\u1ea5t s\u1eafc. D\u00e0nh cho m\u00f4i tr\u01b0\u1eddng h\u1ea3i du\u01a1ng kh\u1eafc nghi\u1ec7t, k\u1ebft c\u1ea5u m\u1ea3nh ch\u1ecbu gi\u00f3 ho\u1eb7c c\u1ea7n gi\u1ea3m chi\u1ec1u d\u00e0y.<\/p>\n<p>G\u1ee3i \u00fd nhanh theo b\u1ed1i c\u1ea3nh Vi\u1ec7t Nam:<br \/>\n&#8211; Trong nh\u00e0 (kh\u00f4): 304\/304L; 201 ch\u1ec9 khi ng\u00e2n s\u00e1ch h\u1ea1n ch\u1ebf v\u00e0 kh\u00f4ng c\u00f3 r\u1ee7i ro \u1ea9m\/clorua.<br \/>\n&#8211; Ngo\u00e0i tr\u1eddi n\u1ed9i \u0111\u1ecba (H\u00e0 N\u1ed9i): 304L \u0111\u1ee7; n\u1ebfu b\u1ec1 m\u1eb7t h\u1ea1t m\u1ecbn\/bead-blast ho\u1eb7c c\u00f3 n\u01b0\u1edbc \u0111\u1ecdng, \u01b0u ti\u00ean 316L ho\u1eb7c electropolish 304L.<br \/>\n&#8211; Ven bi\u1ec3n\/\u0111\u00e0i phun: 316L ho\u1eb7c duplex 2205; \u00e1p d\u1ee5ng electropolish \u0111\u1ec3 t\u0103ng b\u1ec1n \u0103n m\u00f2n.<\/p>\n<p>Ngu\u1ed3n tham kh\u1ea3o: Nickel Institute; ASSDA v\u1ec1 \u201ctea staining\u201d \u1edf v\u00f9ng bi\u1ec3n.<\/p>\n<h2 id=\"toc-2-dang-vat-lieu-tieu-chuan-nen-dung\">D\u1ea1ng v\u1eadt li\u1ec7u &#038; ti\u00eau chu\u1ea9n n\u00ean d\u00f9ng<\/h2>\n<p>&#8211; T\u1ea5m\/cu\u1ed9n (ASTM A240\/EN 10088): d\u00e0y 0.8\u20136 mm ph\u1ed5 bi\u1ebfn cho v\u1ecf\/\u1ed1p t\u01b0\u1ee3ng. Trong nh\u00e0 nh\u1ecf: 0.8\u20131.2 mm; ngo\u00e0i tr\u1eddi l\u1edbn: 2\u20136 mm t\u00f9y nh\u1ecbp v\u00e0 \u0111\u1ed9 cong.<br \/>\n&#8211; \u1ed0ng\/h\u1ed9p trang tr\u00ed (ASTM A554): khung x\u01b0\u01a1ng, g\u00e2n t\u0103ng c\u1ee9ng; c\u1ea5p dung sai trang tr\u00ed cho b\u1ec1 m\u1eb7t \u0111\u1eb9p s\u1eb5n.<br \/>\n&#8211; \u1ed0ng c\u00f4ng nghi\u1ec7p (ASTM A312) v\u00e0 th\u00e9p h\u00ecnh, thanh tr\u00f2n (ASTM A276): cho li\u00ean k\u1ebft ch\u1ecbu l\u1ef1c, tr\u1ee5c xoay, ch\u1ed1t.<br \/>\n&#8211; T\u1ea5m ph\u1ee7 PE\/laser film: lu\u00f4n y\u00eau c\u1ea7u m\u00e0ng b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t t\u1eeb nh\u00e0 cung c\u1ea5p \u0111\u1ec3 tr\u00e1nh x\u01b0\u1edbc trong c\u1eaft, v\u1eadn chuy\u1ec3n, l\u1eafp \u0111\u1eb7t.<br \/>\n&#8211; Ch\u1ee9ng ch\u1ec9 v\u1eadt li\u1ec7u: MTC EN 10204 3.1 \u0111\u1ec3 truy xu\u1ea5t ngu\u1ed3n g\u1ed1c th\u00e0nh ph\u1ea7n v\u00e0 c\u01a1 l\u00fd.<\/p>\n<h2 id=\"toc-3-be-mat-hieu-ung-thi-giac-chon-sao-cho-dep-va-ben\">B\u1ec1 m\u1eb7t &#038; hi\u1ec7u \u1ee9ng th\u1ecb gi\u00e1c: ch\u1ecdn sao cho \u0111\u1eb9p v\u00e0 b\u1ec1n<\/h2>\n<p>&#8211; No.8\/Super Mirror: ph\u1ea3n chi\u1ebfu g\u01b0\u01a1ng; ph\u00f9 h\u1ee3p t\u00e1c ph\u1ea9m \u201c\u1ea3o \u1ea3nh\u201d, quy m\u00f4 l\u1edbn. C\u1ea7n ki\u1ec3m so\u00e1t x\u01b0\u1edbc c\u1ef1c nghi\u00eam ng\u1eb7t; b\u1ed9c l\u1ed9 d\u1ea5u tay.<br \/>\n&#8211; Hairline\/No.4 (satin): v\u00e2n ch\u1ea3i tinh t\u1ebf, \u00edt l\u1ed9 v\u1ebft b\u1ea9n; h\u1ee3p kh\u00f4ng gian c\u00f4ng c\u1ed9ng nhi\u1ec1u ch\u1ea1m.<br \/>\n&#8211; Bead-blast\/shot-peen: m\u1edd m\u1ecbn, gi\u1ea3m ch\u00f3i. L\u01b0u \u00fd b\u1ec1 m\u1eb7t nh\u00e1m t\u0103ng di\u1ec7n t\u00edch ti\u1ebfp x\u00fac \u2013 \u1edf ngo\u00e0i tr\u1eddi \u1ea9m m\u1eb7n d\u1ec5 \u201ctea staining\u201d; n\u00ean d\u00f9ng 316L\/electropolish tr\u01b0\u1edbc khi phun h\u1ea1t ho\u1eb7c ch\u1ecdn m\u00e1c cao h\u01a1n.<br \/>\n&#8211; Etched\/Embossed\/Patterned: gi\u1ea3m tr\u1ea7y x\u01b0\u1edbc th\u1ea5y r\u00f5; hi\u1ec7u \u1ee9ng \u0111\u1ed3 h\u1ecda.<br \/>\n&#8211; PVD\/TiN, TiC, TiCN: l\u1edbp ph\u1ee7 m\u1ecfng (\u22480.2\u20130.5 \u00b5m), \u0111\u1ed9 c\u1ee9ng cao (\u22481,800\u20132,500 HV) t\u0103ng ch\u1ecbu tr\u1ea7y, t\u1ea1o m\u00e0u b\u1ec1n. V\u1eabn c\u1ea7n n\u1ec1n \u0111\u00e1nh b\u00f3ng t\u1ed1t v\u00e0 b\u1ea3o tr\u00ec \u0111\u1ecbnh k\u1ef3; kh\u00f4ng thay th\u1ebf ho\u00e0n to\u00e0n m\u00e1c th\u00e9p kh\u00e1ng g\u1ec9 th\u1ea5p.<\/p>\n<p>Khuy\u1ebfn ngh\u1ecb: V\u1edbi ngo\u1ea1i th\u1ea5t cao c\u1ea5p, k\u1ebft h\u1ee3p 316L + \u0111\u00e1nh b\u00f3ng c\u01a1 + electropolish; n\u1ebfu c\u1ea7n m\u00e0u, ph\u1ee7 PVD sau c\u00f9ng.<\/p>\n<h2 id=\"toc-4-ky-thuat-tao-hinh-cat-uon-han-de-dat-be-mat-lien-k\">K\u1ef9 thu\u1eadt t\u1ea1o h\u00ecnh: c\u1eaft, u\u1ed1n, h\u00e0n \u0111\u1ec3 \u0111\u1ea1t b\u1ec1 m\u1eb7t \u201cli\u1ec1n kh\u1ed1i\u201d<\/h2>\n<h3>C\u1eaft &#038; gia c\u00f4ng s\u01a1 b\u1ed9<\/h3>\n<p>&#8211; Laser fiber: ch\u00ednh x\u00e1c cao, bavia th\u1ea5p; t\u1ed1i \u01b0u cho t\u1ea5m g\u01b0\u01a1ng. Che phim PE ch\u1ecbu nhi\u1ec7t.<br \/>\n&#8211; Waterjet: kh\u00f4ng v\u00f9ng \u1ea3nh h\u01b0\u1edfng nhi\u1ec7t, b\u1ea3o to\u00e0n b\u1ec1 m\u1eb7t; t\u1ed1t cho t\u1ea5m \u0111\u00e3 ho\u00e0n thi\u1ec7n.<br \/>\n&#8211; Gia c\u00f4ng m\u00e9p: bo m\u00e9p R\u22652 mm \u1edf khu v\u1ef1c c\u00f4ng c\u1ed9ng \u0111\u1ec3 an to\u00e0n ch\u1ea1m.<\/p>\n<h3>U\u1ed1n\u2013l\u1ed1c\u2013t\u1ea1o cong<\/h3>\n<p>&#8211; Austenitic c\u00f3 \u0111\u00e0n h\u1ed3i h\u1ed3i xu\u00e2n l\u1edbn; d\u1ef1 tr\u1eef b\u00e1n k\u00ednh: Rmin \u2248 1.0\u20131.5\u00d7t (t\u00f9y b\u1ec1 m\u1eb7t v\u00e0 h\u01b0\u1edbng c\u00e1n).<br \/>\n&#8211; L\u1ed1c 3 tr\u1ee5c\/4 tr\u1ee5c cho cong tr\u00f2n; d\u1eadp khu\u00f4n, \u0111\u1ecbnh h\u00ecnh ph\u00e2n \u0111o\u1ea1n, ho\u1eb7c hydroforming cho bi\u00ean d\u1ea1ng ph\u1ee9c.<br \/>\n&#8211; Gia c\u01b0\u1eddng b\u1eb1ng g\u00e2n, s\u01b0\u1eddn, ho\u1eb7c khung x\u01b0\u01a1ng h\u00e0n \u0111i\u1ec3m ph\u00eda sau \u0111\u1ec3 gi\u1eef h\u00ecnh.<\/p>\n<h3>H\u00e0n &#038; ki\u1ec3m so\u00e1t bi\u1ebfn d\u1ea1ng<\/h3>\n<p>&#8211; Quy tr\u00ecnh: GTAW\/TIG cho m\u1ed1i h\u00e0n l\u1ed9 m\u1eb7t (\u0111\u1eb9p, \u00edt v\u0103ng b\u1eafn); GMAW\/MIG cho n\u0103ng su\u1ea5t; Laser welding cho \u0111\u01b0\u1eddng h\u00e0n nh\u1ecf, bi\u1ebfn d\u1ea1ng th\u1ea5p.<br \/>\n&#8211; V\u1eadt li\u1ec7u h\u00e0n: 308L cho 304\/304L; 316L cho 316\/316L; duplex d\u00f9ng 2209. Lu\u00f4n back-purge argon m\u1eb7t sau \u0111\u1ec3 tr\u00e1nh \u201csugaring\u201d.<br \/>\n&#8211; X\u1eed l\u00fd sau h\u00e0n: t\u1ea9y m\u1ed1i h\u00e0n\/heat tint b\u1eb1ng gel axit (theo SDS an to\u00e0n), r\u1eeda trung h\u00f2a, passivation ho\u1eb7c electropolish kh\u00f4i ph\u1ee5c m\u00e0ng th\u1ee5 \u0111\u1ed9ng.<br \/>\n&#8211; Ki\u1ec3m so\u00e1t bi\u1ebfn d\u1ea1ng: g\u00e1 jig c\u1ee9ng, h\u00e0n \u0111\u1ed1i x\u1ee9ng, \u0111o\u1ea1n ng\u1eafn, l\u00e0m m\u00e1t xen k\u1ebd; c\u00f3 th\u1ec3 c\u0103ng ch\u1ec9nh c\u01a1 h\u1ecdc sau h\u00e0n.<\/p>\n<p>Ti\u00eau chu\u1ea9n tham chi\u1ebfu: AWS D1.6 (Structural Welding Code \u2013 Stainless Steel), ISO 3834 (y\u00eau c\u1ea7u ch\u1ea5t l\u01b0\u1ee3ng h\u00e0n).<\/p>\n<h2 id=\"toc-5-giai-phap-ket-cau-neo-giu-va-chuyen-vi-nhiet\">Gi\u1ea3i ph\u00e1p k\u1ebft c\u1ea5u, neo gi\u1eef v\u00e0 chuy\u1ec3n v\u1ecb nhi\u1ec7t<\/h2>\n<p>&#8211; Khung ch\u1ecbu l\u1ef1c: \u01afu ti\u00ean khung inox c\u00f9ng m\u00e1c v\u1edbi v\u1ecf \u0111\u1ec3 \u0111\u1ed3ng nh\u1ea5t \u0103n m\u00f2n; n\u1ebfu d\u00f9ng th\u00e9p carbon, ph\u1ea3i c\u00e1ch ly \u0111i\u1ec7n (b\u0103ng keo c\u00e1ch \u0111i\u1ec7n, \u0111\u1ec7m nylon\/PTFE) v\u00e0 s\u01a1n h\u1ec7 ch\u1ed1ng \u0103n m\u00f2n ch\u1ea5t l\u01b0\u1ee3ng cao.<br \/>\n&#8211; Li\u00ean k\u1ebft &#038; bulong: D\u00f9ng bulong inox A4-70\/A4-80 cho m\u00f4i tr\u01b0\u1eddng \u1ea9m\/m\u1eb7n; \u0111\u1ec7m c\u00e1ch ly khi k\u1ebft h\u1ee3p nh\u00f4m\/\u0111\u1ed3ng \u0111\u1ec3 tr\u00e1nh pin \u0111i\u1ec7n h\u00f3a.<br \/>\n&#8211; T\u1ea3i tr\u1ecdng gi\u00f3: T\u00ednh theo TCVN 2737:2020 cho h\u00ecnh kh\u1ed1i \u0111\u1eb7c\/\u0111\u1ee5c; xem x\u00e9t c\u1ed9ng h\u01b0\u1edfng, rung.<br \/>\n&#8211; Gi\u00e3n n\u1edf nhi\u1ec7t: H\u1ec7 s\u1ed1 n\u1edf austenitic \u224816\u201317 \u00b5m\/m\u00b7K; b\u1ed1 tr\u00ed khe tr\u01b0\u1ee3t, long \u0111en tr\u01b0\u1ee3t, b\u1ec1 m\u1eb7t \u0111\u1ebf c\u00f3 khe gi\u00e3n \u0111\u1ec3 tr\u00e1nh n\u1ee9t h\u00e0n\/b\u1ee5c neo.<br \/>\n&#8211; Tho\u00e1t n\u01b0\u1edbc &#038; tho\u00e1ng kh\u00ed: Thi\u1ebft k\u1ebf tr\u00e1nh k\u1ebd h\u1edf \u201ck\u1eb9t \u1ea9m\u201d, c\u00f3 l\u1ed7 tho\u00e1t n\u01b0\u1edbc, b\u1ec1 m\u1eb7t nghi\u00eang \u0111\u1ec3 n\u01b0\u1edbc kh\u00f4ng \u0111\u1ecdng \u2013 gi\u1ea3m nguy c\u01a1 r\u1ed7 k\u1ebd.<\/p>\n<h2 id=\"toc-6-chong-an-mon-bao-tri-trong-khi-hau-viet-nam\">Ch\u1ed1ng \u0103n m\u00f2n &#038; b\u1ea3o tr\u00ec trong kh\u00ed h\u1eadu Vi\u1ec7t Nam<\/h2>\n<p>&#8211; L\u00e0m s\u1ea1ch \u0111\u1ecbnh k\u1ef3:<br \/>\n  &#8211; Trong nh\u00e0: lau 2\u20134 tu\u1ea7n\/l\u1ea7n b\u1eb1ng dung d\u1ecbch trung t\u00ednh pH 6\u20138, kh\u0103n m\u1ec1m microfiber, tr\u00e1ng n\u01b0\u1edbc s\u1ea1ch, lau kh\u00f4.<br \/>\n  &#8211; Ngo\u00e0i tr\u1eddi n\u1ed9i \u0111\u1ecba: r\u1eeda n\u01b0\u1edbc s\u1ea1ch 1\u20132 th\u00e1ng\/l\u1ea7n; v\u00f9ng b\u1ee5i\/\u00f4 nhi\u1ec5m nhi\u1ec1u th\u00ec t\u0103ng t\u1ea7n su\u1ea5t.<br \/>\n  &#8211; Ven bi\u1ec3n: 1\u20132 tu\u1ea7n\/l\u1ea7n lo\u1ea1i b\u1ecf mu\u1ed1i; c\u00f3 th\u1ec3 d\u00f9ng n\u01b0\u1edbc \u1ea5m gi\u00fap h\u00f2a tan mu\u1ed1i t\u1ed1t h\u01a1n.<br \/>\n&#8211; Kh\u00f4ng d\u00f9ng: ch\u1ea5t t\u1ea9y ch\u1ee9a Cl\u2013 (javel), len th\u00e9p (g\u00e2y nhi\u1ec5m s\u1eaft), b\u00e0n ch\u1ea3i c\u1ee9ng. V\u1ebft \u201ctea staining\u201d x\u1eed l\u00fd b\u1eb1ng dung d\u1ecbch chuy\u00ean d\u1ee5ng cho inox ho\u1eb7c paste oxalic\/citric theo h\u01b0\u1edbng d\u1eabn nh\u00e0 s\u1ea3n xu\u1ea5t, sau \u0111\u00f3 passivation.<br \/>\n&#8211; C\u00e1ch ly \u0111i\u1ec7n h\u00f3a: Khi ti\u1ebfp gi\u00e1p nh\u00f4m\/\u0111\u1ed3ng\/th\u00e9p carbon \u2013 d\u00f9ng \u0111\u1ec7m phi kim, s\u01a1n c\u00e1ch \u0111i\u1ec7n, keo tr\u00e1m m\u00e9p.<br \/>\n&#8211; B\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t: C\u00f3 th\u1ec3 ph\u1ee7 l\u1edbp ch\u1ed1ng v\u00e2n tay\/clear coat nano cho b\u1ec1 m\u1eb7t g\u01b0\u01a1ng \u1edf khu v\u1ef1c nhi\u1ec1u ch\u1ea1m.<\/p>\n<p>Tham kh\u1ea3o k\u1ef9 thu\u1eadt: Nickel Institute; ASSDA \u2013 H\u01b0\u1edbng d\u1eabn ph\u00f2ng ng\u1eeba \u201ctea staining\u201d.<\/p>\n<h2 id=\"toc-7-quy-trinh-danh-bong-guong-khong-ti-vet-tom-tat-thu\">Quy tr\u00ecnh \u0111\u00e1nh b\u00f3ng g\u01b0\u01a1ng \u201ckh\u00f4ng t\u00ec v\u1ebft\u201d (t\u00f3m t\u1eaft th\u1ef1c h\u00e0nh t\u1ed1t)<\/h2>\n<p>&#8211; Chu\u1ea9n b\u1ecb: m\u00e0i ph\u1eb3ng t\u1edbi #240 \u2192 #400 \u2192 #600; ki\u1ec3m so\u00e1t v\u1ebft x\u01b0\u1edbc ch\u00e9o 90\u00b0 gi\u1eefa c\u00e1c c\u1ea5p.<br \/>\n&#8211; Tinh luy\u1ec7n: #800 \u2192 #1200; d\u00f9ng b\u1ed9t\/kem m\u00e0i alumina.<br \/>\n&#8211; \u0110\u00e1nh b\u00f3ng: b\u00e1nh n\u1ec9 + h\u1ee3p ch\u1ea5t \u0111\u00e1nh b\u00f3ng (rouge) \u0111\u1ebfn No.8\/Super Mirror; r\u1eeda s\u1ea1ch gi\u1eefa c\u00e1c c\u00f4ng \u0111o\u1ea1n.<br \/>\n&#8211; X\u1eed l\u00fd sau b\u00f3ng: t\u1ea9y s\u1ea1ch v\u1ec7t nhi\u1ec7t\/oxy h\u00f3a n\u1ebfu c\u00f3; passivation\/electropolish \u0111\u1ec3 n\u00e2ng b\u1ec1n \u0103n m\u00f2n v\u00e0 \u0111\u1ed9 b\u00f3ng vi m\u00f4 (Ra c\u00f3 th\u1ec3 <0.05 \u00b5m).\n- B\u1ea3o v\u1ec7: d\u00e1n phim PE m\u1edbi tr\u01b0\u1edbc v\u1eadn chuy\u1ec3n\/l\u1eafp \u0111\u1eb7t; d\u00e2y treo m\u1ec1m (polyester), kh\u00f4ng d\u00f9ng x\u00edch th\u00e9p tr\u1ea7n.\n\nV\u00ed d\u1ee5 \u0111i\u1ec3n h\u00ecnh: \u201cCloud Gate\u201d (Chicago) d\u00f9ng t\u1ea5m 316L d\u00e0y \u224811 mm h\u00e0n li\u1ec1n v\u00e0 \u0111\u00e1nh b\u00f3ng g\u01b0\u01a1ng to\u00e0n b\u1ed9 \u2013 minh ch\u1ee9ng cho ti\u1ec1m n\u0103ng b\u1ec1 m\u1eb7t inox g\u01b0\u01a1ng \u1edf quy m\u00f4 l\u1edbn.\n\n\n\n<h2 id=\"toc-8-lap-du-toan-kiem-soat-chi-phi\">L\u1eadp d\u1ef1 to\u00e1n &#038; ki\u1ec3m so\u00e1t chi ph\u00ed<\/h2>\n<p>&#8211; Y\u1ebfu t\u1ed1 chi ph\u1ed1i:<br \/>\n  &#8211; M\u00e1c th\u00e9p v\u00e0 chi\u1ec1u d\u00e0y (316L\/duplex cao h\u01a1n 304; t\u1ea5m d\u00e0y t\u0103ng chi ph\u00ed c\u1eaft\u2013u\u1ed1n\u2013h\u00e0n).<br \/>\n  &#8211; B\u1ec1 m\u1eb7t: g\u01b0\u01a1ng\/pattern\/PVD t\u0103ng nhi\u1ec1u gi\u1edd c\u00f4ng v\u00e0 r\u1ee7i ro x\u01b0\u1edbc; electropolish l\u00e0 chi ph\u00ed b\u1ed5 sung \u0111\u00e1ng gi\u00e1 cho ngo\u1ea1i th\u1ea5t.<br \/>\n  &#8211; S\u1ed1 gi\u1edd h\u00e0n\u2013m\u00e0i\u2013\u0111\u00e1nh b\u00f3ng tinh: th\u01b0\u1eddng chi\u1ebfm t\u1ef7 tr\u1ecdng l\u1edbn nh\u1ea5t.<br \/>\n  &#8211; H\u00ecnh h\u1ecdc: nhi\u1ec1u cong k\u00e9p, panel h\u00f3a nhi\u1ec1u m\u1ed1i n\u1ed1i \u2192 t\u0103ng \u0111\u1ed3 g\u00e1 v\u00e0 hi\u1ec7u ch\u1ec9nh.<br \/>\n&#8211; M\u1eb9o t\u1ed1i \u01b0u:<br \/>\n  &#8211; T\u1ed1i \u01b0u nesting tr\u00ean kh\u1ed5 t\u1ea5m 1219\/1500\/1524\u00d73048 mm \u0111\u1ec3 n\u00e2ng h\u1ec7 s\u1ed1 s\u1eed d\u1ee5ng; d\u1ef1 ph\u00f2ng hao h\u1ee5t 5\u201310% (d\u1ef1 \u00e1n cong ph\u1ee9c t\u1ea1p c\u00f3 th\u1ec3 12\u201318%).<br \/>\n  &#8211; Ch\u1ed1t ngay t\u1eeb \u0111\u1ea7u ti\u00eau chu\u1ea9n b\u1ec1 m\u1eb7t giao h\u00e0ng (No.4\/HL\/2B + b\u00f3ng g\u01b0\u01a1ng) \u0111\u1ec3 tr\u00e1nh m\u00e0i b\u00f3c qu\u00e1 s\u00e2u sau n\u00e0y.<br \/>\n  &#8211; N\u1ebfu c\u1ea7n m\u00e0u, c\u00e2n nh\u1eafc m\u00e0u PVD ti\u00eau chu\u1ea9n (v\u00e0ng, \u0111en, champage) \u0111\u1ec3 r\u00fat ng\u1eafn leadtime.<br \/>\n  &#8211; Y\u00eau c\u1ea7u nh\u00e0 cung c\u1ea5p c\u1ea5p MTC 3.1 v\u00e0 phim b\u1ea3o v\u1ec7 hai m\u1eb7t cho s\u1ea3n ph\u1ea9m g\u01b0\u01a1ng.<\/p>\n<h2 id=\"toc-9-checklist-qaqc-truoc-ban-giao\">Checklist QA\/QC tr\u01b0\u1edbc b\u00e0n giao<\/h2>\n<p>&#8211; H\u1ed3 s\u01a1: MTC EN 10204 3.1; ch\u1ee9ng ch\u1ec9 que h\u00e0n; quy tr\u00ecnh h\u00e0n WPS\/PQR theo AWS D1.6\/ISO 15614; nh\u1eadt k\u00fd electropolish\/passivation.<br \/>\n&#8211; Ki\u1ec3m tra b\u1ec1 m\u1eb7t: soi \u0111\u00e8n nghi\u00eang 45\u00b0 ph\u00e1t hi\u1ec7n x\u01b0\u1edbc; \u0111\u1ed9 b\u00f3ng theo Ra ho\u1eb7c gloss n\u1ebfu y\u00eau c\u1ea7u.<br \/>\n&#8211; Ki\u1ec3m tra m\u1ed1i h\u00e0n: th\u1ea9m th\u1ea5u m\u00e0u (PT) cho m\u1ed1i h\u00e0n l\u1ed9; l\u00e0m s\u1ea1ch ho\u00e0n to\u00e0n v\u1ebft nhi\u1ec7t; kh\u00f4ng r\u1ed7 t\u1ed5 ong.<br \/>\n&#8211; Th\u1eed l\u1eafp &#038; an to\u00e0n: ki\u1ec3m tra c\u1ea1nh s\u1eafc; \u0111\u1ed9 c\u1ee9ng v\u1eefng\/dao \u0111\u1ed9ng; th\u1eed tho\u00e1t n\u01b0\u1edbc sau m\u01b0a gi\u1ea3 l\u1eadp.<br \/>\n&#8211; V\u1ec7 sinh b\u00e0n giao: r\u1eeda DI\/RO, lau kh\u00f4; d\u00e1n h\u01b0\u1edbng d\u1eabn b\u1ea3o tr\u00ec.<\/p>\n<h2 id=\"toc-10-hai-kich-ban-ap-dung-nhanh\">Hai k\u1ecbch b\u1ea3n \u00e1p d\u1ee5ng nhanh<\/h2>\n<p>&#8211; T\u01b0\u1ee3ng ngo\u00e0i tr\u1eddi 4 m t\u1ea1i H\u00e0 N\u1ed9i (\u0111\u00f4 th\u1ecb n\u1ed9i \u0111\u1ecba):<br \/>\n  &#8211; V\u1eadt li\u1ec7u: 304L, t\u1ea5m 2\u20133 mm; khung A554 h\u1ed9p 304L.<br \/>\n  &#8211; B\u1ec1 m\u1eb7t: hairline d\u00e0i (gi\u1ea3m v\u00e2n tay) ho\u1eb7c g\u01b0\u01a1ng n\u1ebfu c\u00f3 k\u1ebf ho\u1ea1ch v\u1ec7 sinh \u0111\u1ec1u \u0111\u1eb7n.<br \/>\n  &#8211; Gia c\u00f4ng: TIG \u0111\u01b0\u1eddng h\u00e0n l\u1ed9; passivation sau h\u00e0n; khe tho\u00e1t n\u01b0\u1edbc \u0111\u1ea7y \u0111\u1ee7.<br \/>\n  &#8211; B\u1ea3o tr\u00ec: r\u1eeda 1\u20132 th\u00e1ng\/l\u1ea7n b\u1eb1ng dung d\u1ecbch trung t\u00ednh.<br \/>\n&#8211; T\u00e1c ph\u1ea9m 6 m ven bi\u1ec3n (H\u1ea1 Long\/H\u1ea3i Ph\u00f2ng):<br \/>\n  &#8211; V\u1eadt li\u1ec7u: 316L t\u1ea5m 3\u20135 mm; bulong A4-70\/A4-80; t\u00f9y t\u1ea3i gi\u00f3 c\u00f3 th\u1ec3 ch\u1ecdn duplex 2205 cho khung.<br \/>\n  &#8211; B\u1ec1 m\u1eb7t: g\u01b0\u01a1ng + electropolish ho\u1eb7c satin m\u1ecbn \u0111\u00e3 electropolish.<br \/>\n  &#8211; C\u00e1ch ly \u0111i\u1ec7n h\u00f3a v\u1edbi th\u00e9p carbon\/nh\u00f4m; tr\u00e1m m\u00e9p k\u00edn.<br \/>\n  &#8211; B\u1ea3o tr\u00ec: r\u1eeda n\u01b0\u1edbc s\u1ea1ch h\u00e0ng tu\u1ea7n; ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 tea staining \u0111\u1ec3 x\u1eed l\u00fd s\u1edbm.<\/p>\n<h2 id=\"toc-11-nguon-tham-khao\">Ngu\u1ed3n tham kh\u1ea3o<\/h2>\n<p>&#8211; Nickel Institute \u2013 Stainless Steel in Architecture, Building and Construction: https:\/\/nickelinstitute.org<br \/>\n&#8211; ASSDA \u2013 Preventing Coastal Corrosion (Tea Staining): https:\/\/www.assda.asn.au\/technical-info\/technical-faqs\/tea-staining<br \/>\n&#8211; Outokumpu \u2013 Stainless steel for design and architecture: https:\/\/www.outokumpu.com<br \/>\n&#8211; AWS D1.6\/D1.6M \u2013 Structural Welding Code (Stainless Steel): https:\/\/pubs.aws.org<br \/>\n&#8211; ASTM A240, A554, A312, A276 \u2013 Ti\u00eau chu\u1ea9n v\u1eadt li\u1ec7u inox: https:\/\/www.astm.org<br \/>\n&#8211; TCVN 2737:2020 \u2013 T\u1ea3i tr\u1ecdng v\u00e0 t\u00e1c \u0111\u1ed9ng \u2013 Ti\u00eau chu\u1ea9n Vi\u1ec7t Nam (tham chi\u1ebfu t\u00ednh gi\u00f3)<br \/>\n&#8211; Chicago Architecture Center \u2013 Cloud Gate: https:\/\/www.architecture.org<\/p>\n<h2 id=\"toc-12-ket-luan\">K\u1ebft lu\u1eadn<\/h2>\n<p>\u0110\u1ec3 m\u1ed9t t\u00e1c ph\u1ea9m inox \u201c\u0111\u1eb9p l\u00e2u \u2013 b\u1ec1n ch\u1eafc \u2013 \u00edt b\u1ea3o tr\u00ec\u201d, h\u00e3y: ch\u1ecdn m\u00e1c \u0111\u00fang m\u00f4i tr\u01b0\u1eddng (304L cho n\u1ed9i \u0111\u1ecba, 316L\/duplex cho \u1ea9m m\u1eb7n), thi\u1ebft k\u1ebf b\u1ec1 m\u1eb7t h\u1ee3p c\u1ea3nh quan (g\u01b0\u01a1ng\/hairline\/PVD) v\u00e0 thi c\u00f4ng theo chu\u1ea9n (c\u1eaft s\u1ea1ch, h\u00e0n c\u00f3 back-purge, t\u1ea9y\u2013passivation\/electropolish). K\u1ebft c\u1ea5u c\u1ea7n t\u00ednh gi\u00f3, gi\u00e3n n\u1edf nhi\u1ec7t v\u00e0 c\u00e1ch ly \u0111i\u1ec7n h\u00f3a h\u1ee3p l\u00fd. Cu\u1ed1i c\u00f9ng, m\u1ed9t quy tr\u00ecnh b\u1ea3o tr\u00ec \u0111\u01a1n gi\u1ea3n nh\u01b0ng \u0111\u1ec1u \u0111\u1eb7n s\u1ebd \u0111\u1ea3m b\u1ea3o t\u00e1c ph\u1ea9m gi\u1eef \u0111\u01b0\u1ee3c v\u1ebb hi\u1ec7n \u0111\u1ea1i qua nhi\u1ec1u n\u0103m.<\/p>\n<p>C\u1ea7n t\u01b0 v\u1ea5n ch\u1ecdn m\u00e1c, b\u1ec1 m\u1eb7t, gia c\u00f4ng v\u00e0 b\u00e1o gi\u00e1 t\u1ed1i \u01b0u cho d\u1ef1 \u00e1n t\u01b0\u1ee3ng inox? Li\u00ean h\u1ec7 Inox Cuong Thinh \u2013 Hotline: 0343.417.281. Email: inoxcongnghiep.cuongthinh@gmail.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>H\u01b0\u1edbng d\u1eabn ch\u1ecdn m\u00e1c inox, b\u1ec1 m\u1eb7t, k\u1ef9 thu\u1eadt gia c\u00f4ng\u2013h\u00e0n, ch\u1ed1ng \u0103n m\u00f2n v\u00e0 b\u1ea3o tr\u00ec cho t\u01b0\u1ee3ng v\u00e0 ngh\u1ec7 thu\u1eadt t\u1ea1o h\u00ecnh ki\u1ebfn tr\u00fac t\u1ea1i Vi\u1ec7t Nam.<\/p>\n","protected":false},"author":7,"featured_media":1023,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-2182","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\/2182","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=2182"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/2182\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1023"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=2182"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=2182"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=2182"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}