{"id":2046,"date":"2026-05-22T00:37:16","date_gmt":"2026-05-21T17:37:16","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-nganh-thuc-pham-y-te\/"},"modified":"2026-05-22T00:37:16","modified_gmt":"2026-05-21T17:37:16","slug":"tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-nganh-thuc-pham-y-te","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-nganh-thuc-pham-y-te\/","title":{"rendered":"Ti\u00eau chu\u1ea9n ch\u1ecdn inox an to\u00e0n tuy\u1ec7t \u0111\u1ed1i cho ng\u00e0nh th\u1ef1c ph\u1ea9m &#038; y t\u1ebf"},"content":{"rendered":"<div class=\"custom-toc\">\n<h3>N\u1ed9i dung ch\u00ednh<\/h3>\n<ul>\n<li><a href=\"#toc-0-nguyen-tac-an-toan-cot-loi-khi-chon-inox-cho-thuc-\">Nguy\u00ean t\u1eafc an to\u00e0n c\u1ed1t l\u00f5i khi ch\u1ecdn inox cho th\u1ef1c ph\u1ea9m &#038; y t\u1ebf<\/a><\/li>\n<li><a href=\"#toc-1-tieu-chuan-va-quy-dinh-nen-ap-dung\">Ti\u00eau chu\u1ea9n v\u00e0 quy \u0111\u1ecbnh n\u00ean \u00e1p d\u1ee5ng<\/a><\/li>\n<li><a href=\"#toc-2-chon-mac-inox-theo-moi-truong-san-pham-va-hoa-chat\">Ch\u1ecdn m\u00e1c inox theo m\u00f4i tr\u01b0\u1eddng s\u1ea3n ph\u1ea9m v\u00e0 h\u00f3a ch\u1ea5t v\u1ec7 sinh<\/a><\/li>\n<li><a href=\"#toc-3-ong-vi-sinh-phu-kien-clamp-va-yeu-cau-be-mat\">\u1ed0ng vi sinh, ph\u1ee5 ki\u1ec7n clamp v\u00e0 y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t<\/a><\/li>\n<li><a href=\"#toc-4-han-ve-sinh-tay-gi-thu-dong-hoa-va-lam-sach\">H\u00e0n v\u1ec7 sinh, t\u1ea9y g\u1ec9 \u2013 th\u1ee5 \u0111\u1ed9ng h\u00f3a v\u00e0 l\u00e0m s\u1ea1ch<\/a><\/li>\n<li><a href=\"#toc-5-kiem-soat-tai-lieu-va-chat-luong\">Ki\u1ec3m so\u00e1t t\u00e0i li\u1ec7u v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng<\/a><\/li>\n<li><a href=\"#toc-6-tinh-huong-dien-hinh-tai-viet-nam-va-goi-y-vat-lie\">T\u00ecnh hu\u1ed1ng \u0111i\u1ec3n h\u00ecnh t\u1ea1i Vi\u1ec7t Nam v\u00e0 g\u1ee3i \u00fd v\u1eadt li\u1ec7u<\/a><\/li>\n<li><a href=\"#toc-7-checklist-lua-chon-nhanh\">Checklist l\u1ef1a ch\u1ecdn nhanh<\/a><\/li>\n<li><a href=\"#toc-8-sai-lam-pho-bien-can-tranh\">Sai l\u1ea7m ph\u1ed5 bi\u1ebfn c\u1ea7n tr\u00e1nh<\/a><\/li>\n<li><a href=\"#toc-9-so-sanh-nhanh-cac-mac-thong-dung-chon-theo-rui-ro-\">So s\u00e1nh nhanh c\u00e1c m\u00e1c th\u00f4ng d\u1ee5ng (ch\u1ecdn theo r\u1ee7i ro \u0103n m\u00f2n)<\/a><\/li>\n<li><a href=\"#toc-10-tai-lieu-tham-khao-chon-loc\">T\u00e0i li\u1ec7u tham kh\u1ea3o ch\u1ecdn l\u1ecdc<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Ch\u1ecdn \u0111\u00fang inox cho th\u1ef1c ph\u1ea9m v\u00e0 y t\u1ebf kh\u00f4ng ch\u1ec9 l\u00e0 \u201c304 hay 316L\u201d. \u0110\u00f3 l\u00e0 h\u1ec7 ti\u00eau chu\u1ea9n ch\u1eb7t ch\u1ebd v\u1ec1 m\u00e1c th\u00e9p, \u0111\u1ed9 s\u1ea1ch b\u1ec1 m\u1eb7t, \u1ed1ng \u2013 ph\u1ee5 ki\u1ec7n vi sinh, quy c\u00e1ch h\u00e0n, th\u1ee5 \u0111\u1ed9ng h\u00f3a, ki\u1ec3m \u0111\u1ecbnh v\u00e0 truy xu\u1ea5t. B\u00e0i vi\u1ebft n\u00e0y t\u1ed5ng h\u1ee3p \u0111\u1ea7y \u0111\u1ee7 c\u00e1c chu\u1ea9n m\u1ef1c qu\u1ed1c t\u1ebf v\u00e0 th\u1ef1c ti\u1ec5n t\u1ea1i Vi\u1ec7t Nam \u0111\u1ec3 b\u1ea1n thi\u1ebft k\u1ebf, \u0111\u1ea7u t\u01b0 v\u00e0 v\u1eadn h\u00e0nh h\u1ec7 th\u1ed1ng \u0111\u1ea1t an to\u00e0n tuy\u1ec7t \u0111\u1ed1i. Ch\u1ee7 \u0111\u1ec1 n\u00e0y c\u0169ng l\u00e0 m\u1ea3nh gh\u00e9p tr\u1ecdng y\u1ebfu trong b\u1ee9c tranh \u201cL\u1ef1a ch\u1ecdn Inox theo M\u00f4i tr\u01b0\u1eddng, M\u1ee5c \u0111\u00edch v\u00e0 Ng\u00e2n s\u00e1ch\u201d, nh\u01b0ng \u1edf \u0111\u00e2y ch\u00fang ta \u0111i th\u1eb3ng v\u00e0o y\u00eau c\u1ea7u kh\u1eaft khe c\u1ee7a th\u1ef1c ph\u1ea9m v\u00e0 y t\u1ebf.<\/p>\n<h2 id=\"toc-0-nguyen-tac-an-toan-cot-loi-khi-chon-inox-cho-thuc-\">Nguy\u00ean t\u1eafc an to\u00e0n c\u1ed1t l\u00f5i khi ch\u1ecdn inox cho th\u1ef1c ph\u1ea9m &#038; y t\u1ebf<\/h2>\n<p>&#8211; T\u00ednh tr\u01a1 h\u00f3a h\u1ecdc: Kh\u00f4ng gi\u1ea3i ph\u00f3ng ion kim lo\u1ea1i v\u01b0\u1ee3t gi\u1edbi h\u1ea1n, kh\u00f4ng t\u1ea1o m\u00f9i\/v\u1ecb l\u1ea1, kh\u00f4ng x\u00fac t\u00e1c bi\u1ebfn \u0111\u1ed5i s\u1ea3n ph\u1ea9m.<br \/>\n&#8211; Kh\u00e1ng \u0103n m\u00f2n \u01b0u vi\u1ec7t: Ch\u1ecbu \u0111\u01b0\u1ee3c clorua, axit\/ki\u1ec1m t\u1ea9y r\u1eeda (CIP), nhi\u1ec7t cao (SIP\/ti\u1ec7t tr\u00f9ng), h\u1ea1n ch\u1ebf r\u1ed7\/pitting, k\u1ebd h\u1edf\/crevice v\u00e0 SCC (n\u1ee9t do \u1ee9ng su\u1ea5t trong m\u00f4i tr\u01b0\u1eddng clorua).<br \/>\n&#8211; B\u1ec1 m\u1eb7t v\u1ec7 sinh: Ra b\u1ec1 m\u1eb7t th\u1ea5p, kh\u00f4ng r\u1ed7\/kh\u00eda, kh\u00f4ng l\u01b0u c\u1eb7n, d\u1ec5 l\u00e0m s\u1ea1ch \u2013 ti\u1ec7t tr\u00f9ng.<br \/>\n&#8211; K\u1ebft c\u1ea5u v\u1ec7 sinh: Kh\u00f4ng \u0111i\u1ec3m ch\u1ebft, h\u00e0n th\u1ea5u, purge kh\u00ed t\u1ed1t; kh\u1ea3 n\u0103ng tho\u00e1t \u2013 kh\u00f4 r\u00e1o; l\u1ef1a ch\u1ecdn gio\u0103ng \u0111\u1ea1t chu\u1ea9n ti\u1ebfp x\u00fac s\u1ea3n ph\u1ea9m.<br \/>\n&#8211; Truy xu\u1ea5t \u2013 ch\u1ee9ng nh\u1eadn: M\u1ed7i chi ti\u1ebft ti\u1ebfp x\u00fac s\u1ea3n ph\u1ea9m c\u00f3 MTC\/heat number, h\u1ed3 s\u01a1 v\u1eadt li\u1ec7u \u2013 x\u1eed l\u00fd b\u1ec1 m\u1eb7t \u2013 h\u00e0n \u2013 th\u1ee5 \u0111\u1ed9ng h\u00f3a \u0111\u1ea7y \u0111\u1ee7.<\/p>\n<h2 id=\"toc-1-tieu-chuan-va-quy-dinh-nen-ap-dung\">Ti\u00eau chu\u1ea9n v\u00e0 quy \u0111\u1ecbnh n\u00ean \u00e1p d\u1ee5ng<\/h2>\n<p>&#8211; V\u1eadt li\u1ec7u v\u00e0 \u1ed1ng \u2013 ph\u1ee5 ki\u1ec7n<br \/>\n  &#8211; EN 10088 (th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc th\u00e9p kh\u00f4ng g\u1ec9); ASTM A240\/A276 (t\u1ea5m\/thanh), ASTM A312 (\u1ed1ng h\u00e0n\/\u0111\u00fac), ASTM A270 (\u1ed1ng v\u1ec7 sinh \u2013 sanitary tubing).<br \/>\n  &#8211; ASME BPE (Bioprocessing Equipment): ti\u00eau chu\u1ea9n \u201cv\u00e0ng\u201d cho d\u01b0\u1ee3c\/biotech v\u1ec1 \u1ed1ng vi sinh, \u0111\u1ed9 nh\u00e1m, h\u00e0n, thi\u1ebft k\u1ebf v\u1ec7 sinh, ki\u1ec3m \u0111\u1ecbnh.<br \/>\n  &#8211; 3-A Sanitary Standards (th\u1ef1c ph\u1ea9m\/s\u1eefa): quy \u0111\u1ecbnh b\u1ec1 m\u1eb7t, k\u1ebft c\u1ea5u v\u1ec7 sinh, v\u1eadt li\u1ec7u.<br \/>\n  &#8211; ISO 2037, EN 10357, DIN 11850\/11866, ISO 2852 (\u1ed1ng \u2013 ph\u1ee5 ki\u1ec7n clamp vi sinh) d\u00f9ng r\u1ed9ng r\u00e3i t\u1ea1i EU\/Vi\u1ec7t Nam.<br \/>\n&#8211; B\u1ec1 m\u1eb7t v\u00e0 x\u1eed l\u00fd<br \/>\n  &#8211; ASTM A380 (l\u00e0m s\u1ea1ch \u2013 t\u1ea9y g\u1ec9\/pickling), ASTM A967 (th\u1ee5 \u0111\u1ed9ng h\u00f3a\/passivation, nitric\/citric), ki\u1ec3m so\u00e1t \u201cheat tint\u201d sau h\u00e0n.<br \/>\n  &#8211; Ch\u1ec9 ti\u00eau \u0111\u1ed9 nh\u00e1m \u0111i\u1ec3n h\u00ecnh: 3-A y\u00eau c\u1ea7u Ra \u2264 0,8 \u03bcm cho b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac s\u1ea3n ph\u1ea9m; ASME BPE ph\u00e2n h\u1ea1ng SF1\u2013SF6 (v\u00ed d\u1ee5: SF1 \u2264 0,51 \u03bcm; SF4\/SF6 electropolish \u2264 0,38 \u03bcm).<br \/>\n&#8211; Thi\u1ebft b\u1ecb \u2013 h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd<br \/>\n  &#8211; Th\u1ef1c ph\u1ea9m: HACCP, ISO 22000\/FSSC 22000; NSF\/ANSI 51 (v\u1eadt li\u1ec7u thi\u1ebft b\u1ecb th\u1ef1c ph\u1ea9m); EU 1935\/2004 v\u00e0 2023\/2006 (GMP v\u1eadt li\u1ec7u ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m) th\u01b0\u1eddng \u0111\u01b0\u1ee3c tham chi\u1ebfu.<br \/>\n  &#8211; Y t\u1ebf\/d\u01b0\u1ee3c: ASME BPE, ISPE Baseline, USP (v\u00ed d\u1ee5 Class VI cho elastomer\/gasket), ISO 13485 (thi\u1ebft b\u1ecb y t\u1ebf), WHO-GMP\/ EU-GMP (nh\u00e0 m\u00e1y d\u01b0\u1ee3c), ISO 14644 (cleanroom).<br \/>\n&#8211; Ch\u1ee9ng t\u1eeb \u2013 ki\u1ec3m \u0111\u1ecbnh<br \/>\n  &#8211; EN 10204 3.1 (MTC\/COC), PMI (Positive Material Identification) b\u1eb1ng XRF, \u0111o Ra b\u1eb1ng profilometer, ki\u1ec3m tra ferrite weld, n\u1ed9i soi m\u1ed1i h\u00e0n.<\/p>\n<p>Ngu\u1ed3n tham kh\u1ea3o ti\u00eau bi\u1ec3u: ASME BPE 2022; ASTM A270\/A380\/A967; 3-A Sanitary Standards; EN 10088; NSF\/ANSI 51; EU 1935\/2004; Nickel Institute &#038; BSSA v\u1ec1 \u0103n m\u00f2n v\u00e0 b\u1ec1 m\u1eb7t trong th\u1ef1c ph\u1ea9m.<\/p>\n<h2 id=\"toc-2-chon-mac-inox-theo-moi-truong-san-pham-va-hoa-chat\">Ch\u1ecdn m\u00e1c inox theo m\u00f4i tr\u01b0\u1eddng s\u1ea3n ph\u1ea9m v\u00e0 h\u00f3a ch\u1ea5t v\u1ec7 sinh<\/h2>\n<h3>Nguy\u00ean t\u1eafc nhanh v\u1edbi PREN v\u00e0 clorua<\/h3>\n<p>&#8211; PREN (ch\u1ec9 s\u1ed1 kh\u00e1ng r\u1ed7) \u2248 %Cr + 3,3\u00d7%Mo + 16\u00d7%N.<br \/>\n  &#8211; 304\/304L (1.4301\/1.4307): PREN ~ 18\u201319.<br \/>\n  &#8211; 316L (1.4404\/1.4435): PREN ~ 23\u201325.<br \/>\n  &#8211; 2205 duplex (1.4462): PREN ~ 34\u201336.<br \/>\n  &#8211; 904L (1.4539) ho\u1eb7c 6Mo (254 SMO, 1.4547): PREN \u2265 34\u201343.<br \/>\n&#8211; Quy t\u1eafc g\u1ee3i \u00fd:<br \/>\n  &#8211; Cl\u2212 th\u1ea5p (<100 ppm) v\u00e0 T < 50\u00b0C: 304L c\u00f3 th\u1ec3 \u0111\u1ee7 cho nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00f4\/\u1ea9m nh\u1eb9.  \n  - Cl\u2212 trung b\u00ecnh (100\u2013500 ppm) ho\u1eb7c T 50\u201380\u00b0C, c\u00f3 CIP ki\u1ec1m\/axit: ch\u1ecdn 316L.  \n  - Cl\u2212 cao (>500 ppm), n\u01b0\u1edbc m\u1eb7n\/brine, n\u01b0\u1edbc m\u1eafm\/th\u1ee7y s\u1ea3n, ho\u1eb7c T > 80\u00b0C: c\u00e2n nh\u1eafc 2205\/904L\/6Mo \u1edf v\u1ecb tr\u00ed nguy c\u01a1 cao (b\u1ec1 m\u1eb7t ng\u1eadp mu\u1ed1i, v\u1ebft \u0111\u1ecdng\/\u0111\u1ecdc).  <\/p>\n<p>L\u01b0u \u00fd: Clo ho\u1ea1t t\u00ednh (hypochlorite) c\u1ef1c \u0103n m\u00f2n austenitic \u1edf nhi\u1ec7t cao; tr\u00e1nh d\u00f9ng ho\u1eb7c ki\u1ec3m so\u00e1t n\u1ed3ng \u0111\u1ed9\/th\u1eddi gian\/kh\u1eed clo sau CIP.<\/p>\n<h3>Khuy\u1ebfn ngh\u1ecb theo nh\u00f3m \u1ee9ng d\u1ee5ng<\/h3>\n<p>&#8211; Ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m n\u00f3i chung (kh\u00f4\/\u01b0\u1edbt nh\u1eb9, pH trung t\u00ednh, kh\u00f4ng m\u1eb7n): 304L\/1.4307 cho m\u00e1ng, b\u00e0n, v\u1ecf b\u1ecdc; 316L cho b\u1ed3n\/\u0111\u01b0\u1eddng \u1ed1ng \u2013 khi c\u00f3 CIP h\u00f3a ch\u1ea5t.<br \/>\n&#8211; \u0110\u1ed3 u\u1ed1ng, bia \u2013 r\u01b0\u1ee3u: 304L \u0111\u1ee7 cho h\u1ea7u h\u1ebft; 316L cho khu v\u1ef1c wort n\u00f3ng, ki\u1ec1m n\u00f3ng, h\u01a1i; b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac Ra \u2264 0,8 \u03bcm.<br \/>\n&#8211; S\u1eefa \u2013 s\u1eefa chua \u2013 ph\u00f4 mai: 316L tu\u00e2n 3-A; d\u00f9ng \u1ed1ng \u2013 ph\u1ee5 ki\u1ec7n sanitary, h\u00e0n qu\u1ef9 \u0111\u1ea1o (orbital), Ra \u2264 0,8 \u03bcm; h\u1ea1n ch\u1ebf k\u1ebd h\u1edf.<br \/>\n&#8211; Th\u1ee7y s\u1ea3n \u2013 n\u01b0\u1edbc m\u1eafm \u2013 mu\u1ed1i: t\u1ed1i thi\u1ec3u 316L; \u0111i\u1ec3m \u0111\u1ecdng mu\u1ed1i\/s\u1ea5y n\u00f3ng c\u00e2n nh\u1eafc 2205 ho\u1eb7c 904L; tuy\u1ec7t \u0111\u1ed1i tr\u00e1nh t\u1ea9y r\u1eeda b\u1eb1ng hypochlorite n\u00f3ng.<br \/>\n&#8211; D\u01b0\u1ee3c ph\u1ea9m \u2013 biotech \u2013 n\u01b0\u1edbc WFI\/ti\u00eam: 316L-BPE (UNS S31603) v\u1edbi th\u00e0nh ph\u1ea7n ki\u1ec3m so\u00e1t (S 0,005\u20130,017 c\u1ea3i thi\u1ec7n h\u00e0n), \u1ed1ng ASTM A270\/BPE; b\u1ec1 m\u1eb7t EP (SF4\/SF6) Ra \u2264 0,38 \u03bcm; h\u00e0n orbital; dead-leg theo ASME BPE (th\u01b0\u1eddng \u2264 2D).<br \/>\n&#8211; D\u1ee5ng c\u1ee5 ph\u1eabu thu\u1eadt\/c\u1eaft g\u1ecdt: martensitic 420\/440C (\u0111\u1ed9 c\u1ee9ng cao) \u2013 c\u1ea7n th\u1ee5 \u0111\u1ed9ng h\u00f3a nghi\u00eam ng\u1eb7t; kh\u00f4ng d\u00f9ng cho h\u1ec7 th\u1ed1ng quy tr\u00ecnh ti\u1ebfp x\u00fac s\u1ea3n ph\u1ea9m l\u1ecfng k\u00e9o d\u00e0i.<br \/>\n&#8211; C\u1ea5y gh\u00e9p: 316LVM (ASTM F138\/F139) \u2013 ph\u1ea1m vi chuy\u00ean bi\u1ec7t thi\u1ebft b\u1ecb y khoa, kh\u00f4ng \u00e1p d\u1ee5ng cho thi\u1ebft b\u1ecb c\u00f4ng ngh\u1ec7.<\/p>\n<h2 id=\"toc-3-ong-vi-sinh-phu-kien-clamp-va-yeu-cau-be-mat\">\u1ed0ng vi sinh, ph\u1ee5 ki\u1ec7n clamp v\u00e0 y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t<\/h2>\n<p>&#8211; \u1ed0ng \u2013 ph\u1ee5 ki\u1ec7n<br \/>\n  &#8211; \u01afu ti\u00ean ASTM A270 (sanitary), ISO 2037\/EN 10357, ho\u1eb7c ASME BPE cho d\u01b0\u1ee3c; ch\u1ecdn TP316L, \u0111\u1ed9 ch\u00ednh x\u00e1c ID\/OD cao, \u00edt t\u1ea1p ch\u1ea5t.<br \/>\n  &#8211; Ph\u1ee5 ki\u1ec7n clamp: ISO 2852\/DIN 32676; gio\u0103ng EPDM\/FKM\/PTFE \u0111\u1ea1t FDA\/NSF\/USP Class VI, ch\u1ecbu nhi\u1ec7t CIP\/SIP.<br \/>\n  &#8211; Truy xu\u1ea5t heat number kh\u1eafc laser, ch\u1ee9ng ch\u1ec9 EN 10204 3.1.<br \/>\n&#8211; B\u1ec1 m\u1eb7t<br \/>\n  &#8211; Th\u1ef1c ph\u1ea9m: Ra b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac \u2264 0,8 \u03bcm (theo 3-A).<br \/>\n  &#8211; D\u01b0\u1ee3c\/biotech: c\u01a1 \u2013 b\u00f3ng + electropolish (EP) cho \u0111\u01b0\u1eddng WFI\/\u0111\u1ecbnh l\u01b0\u1ee3ng, Ra \u2264 0,38 \u03bcm (ASME BPE SF4\/SF6).<br \/>\n  &#8211; T\u1ea5m \u2013 b\u1ed3n: Kh\u00f4ng d\u00f9ng b\u1ec1 m\u1eb7t th\u00f4 (#1, 2D) \u1edf v\u00f9ng ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp; ch\u1ecdn 2B r\u1ed3i m\u00e0i \u0111\u00e1nh b\u00f3ng \u0111\u1ebfn Ra m\u1ee5c ti\u00eau; EP cho y\u00eau c\u1ea7u cao.<br \/>\n  &#8211; EP t\u1ea1o b\u1ec1 m\u1eb7t gi\u00e0u Cr, gi\u1ea3m t\u00e2m kh\u1edfi \u0111\u1ea7u r\u1ed7, c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng l\u00e0m s\u1ea1ch v\u00e0 gi\u1ea3m t\u1ea1o rouge trong h\u1ec7 WFI\/HPCI.<\/p>\n<h2 id=\"toc-4-han-ve-sinh-tay-gi-thu-dong-hoa-va-lam-sach\">H\u00e0n v\u1ec7 sinh, t\u1ea9y g\u1ec9 \u2013 th\u1ee5 \u0111\u1ed9ng h\u00f3a v\u00e0 l\u00e0m s\u1ea1ch<\/h2>\n<p>&#8211; H\u00e0n<br \/>\n  &#8211; GTAW\/TIG h\u00e0n qu\u1ef9 \u0111\u1ea1o cho \u1ed1ng nh\u1ecf; full penetration, purge argon ch\u1ea5t l\u01b0\u1ee3ng cao, ki\u1ec3m so\u00e1t heat input \u0111\u1ec3 tr\u00e1nh m\u00e0u bi\u1ebfn nhi\u1ec7t (heat tint).<br \/>\n  &#8211; Que d\u00e2y ER316L\/ER316LSi; ki\u1ec3m so\u00e1t ferrite m\u1ed1i h\u00e0n \u1edf m\u1ee9c h\u1ee3p l\u00fd (FN th\u1ea5p gi\u00fap ch\u1ed1ng \u0103n m\u00f2n nh\u01b0ng tr\u00e1nh 0 \u0111\u1ec3 h\u1ea1n ch\u1ebf n\u1ee9t n\u00f3ng).<br \/>\n  &#8211; Ki\u1ec3m tra: n\u1ed9i soi m\u1ed1i h\u00e0n, test r\u00f2, ki\u1ec3m ngo\u1ea1i quan theo ti\u00eau ch\u00ed ASME BPE (kh\u00f4ng r\u1ed7, kh\u00f4ng bavia, kh\u00f4ng undercut).<br \/>\n&#8211; T\u1ea9y g\u1ec9 \u2013 th\u1ee5 \u0111\u1ed9ng h\u00f3a<br \/>\n  &#8211; Pickling lo\u1ea1i b\u1ecf oxit m\u00e0u \u2013 v\u00f9ng b\u1ecb suy gi\u1ea3m Cr theo ASTM A380; sau \u0111\u00f3 passivation theo ASTM A967 (axit nitric\/citric) \u0111\u1ec3 t\u00e1i t\u1ea1o l\u1edbp oxit Cr b\u1ea3o v\u1ec7.<br \/>\n  &#8211; Kh\u00f4ng d\u00f9ng h\u00f3a ch\u1ea5t ch\u1ee9a clorua m\u1ea1nh tr\u00ean th\u00e9p austenitic n\u00f3ng; tr\u00e1ng x\u1ea3 \u0111\u1ea7y \u0111\u1ee7, ki\u1ec3m pH \u2013 \u0111\u1ed9 d\u1eabn sau CIP\/SIP.<br \/>\n&#8211; V\u1ec7 sinh \u0111\u1ecbnh k\u1ef3<br \/>\n  &#8211; CIP \u0111i\u1ec3n h\u00ecnh: NaOH 1\u20132% (60\u201380\u00b0C), HNO3\/H3PO4 nh\u1eb9 \u0111\u1ec3 kh\u1eed \u0111\u00e1 v\u00f4i\/biofilm; peracetic\/steam cho kh\u1eed khu\u1ea9n; thi\u1ebft l\u1eadp chu tr\u00ecnh theo h\u01b0\u1edbng d\u1eabn 3-A\/NSF\/nh\u00e0 h\u00f3a ch\u1ea5t.<br \/>\n  &#8211; D\u01b0\u1ee3c: ki\u1ec3m so\u00e1t rouge, l\u1ea5y m\u1eabu vi sinh\/biofilm \u0111\u1ecbnh k\u1ef3; x\u00e1c nh\u1eadn v\u1ec7 sinh (CV) theo GMP.<\/p>\n<h2 id=\"toc-5-kiem-soat-tai-lieu-va-chat-luong\">Ki\u1ec3m so\u00e1t t\u00e0i li\u1ec7u v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng<\/h2>\n<p>&#8211; Ch\u1ee9ng t\u1eeb v\u1eadt li\u1ec7u: EN 10204 3.1 cho t\u1eebng heat; MOC list; m\u00e3 heat kh\u1eafc b\u1ec1n.<br \/>\n&#8211; Ki\u1ec3m tra hi\u1ec7n tr\u01b0\u1eddng: PMI XRF \u0111\u1ec3 lo\u1ea1i 201\/430 tr\u00e1o 304; \u0111o Ra; ki\u1ec3m ferrite; test s\u1ea1ch b\u1ec1 m\u1eb7t (v\u00ed d\u1ee5 n\u01b0\u1edbc si\u00eau tinh khi\u1ebft, TOC\/t\u00ednh \u01b0\u1edbt).<br \/>\n&#8211; H\u00e0n v\u00e0 l\u1eafp \u0111\u1eb7t: WPS\/PQR\/WPQR; nh\u1eadt k\u00fd purge; b\u00e1o c\u00e1o n\u1ed9i soi; b\u1ea3n v\u1ebd isometric v\u1edbi chi\u1ec1u d\u1ed1c \u2013 drainability; x\u00e1c nh\u1eadn dead-leg.<br \/>\n&#8211; Th\u1ea9m \u0111\u1ecbnh h\u1ec7 th\u1ed1ng (d\u01b0\u1ee3c): DQ\/IQ\/OQ\/PQ; h\u1ed3 s\u01a1 passivation\/EP, h\u1ed3 s\u01a1 v\u1ec7 sinh, bi\u00ean b\u1ea3n test \u00e1p l\u1ef1c\/r\u00f2.<\/p>\n<h2 id=\"toc-6-tinh-huong-dien-hinh-tai-viet-nam-va-goi-y-vat-lie\">T\u00ecnh hu\u1ed1ng \u0111i\u1ec3n h\u00ecnh t\u1ea1i Vi\u1ec7t Nam v\u00e0 g\u1ee3i \u00fd v\u1eadt li\u1ec7u<\/h2>\n<p>&#8211; Nh\u00e0 m\u00e1y s\u1eefa\/\u0111\u1ed3 u\u1ed1ng c\u00f3 s\u1eefa: 316L, \u1ed1ng \u2013 ph\u1ee5 ki\u1ec7n \u0111\u1ea1t 3-A; Ra \u2264 0,8 \u03bcm; tr\u00e1nh k\u1ebd h\u1edf t\u1ea1i van\/b\u00edch; CIP ki\u1ec1m \u2013 axit lu\u00e2n phi\u00ean.<br \/>\n&#8211; Bia\/r\u01b0\u1ee3u: 304L cho b\u1ed3n l\u1ea1nh\/\u0111\u00f3ng chai; 316L cho khu v\u1ef1c n\u00f3ng \u2013 ki\u1ec1m; ch\u1ecdn gio\u0103ng EPDM\/FKM ch\u1ee9ng nh\u1eadn th\u1ef1c ph\u1ea9m.<br \/>\n&#8211; Th\u1ee7y s\u1ea3n \u2013 n\u01b0\u1edbc m\u1eafm: 316L to\u00e0n h\u1ec7; khu v\u1ef1c k\u1ebft tinh mu\u1ed1i, b\u1ec1 m\u1eb7t h\u1ee9ng s\u01b0\u01a1ng mu\u1ed1i g\u1ea7n bi\u1ec3n \u2013 n\u00e2ng c\u1ea5p 2205\/904L; kh\u00f4ng d\u00f9ng javel n\u00f3ng.<br \/>\n&#8211; D\u01b0\u1ee3c ph\u1ea9m (WFI, vaccine, truy\u1ec1n d\u1ecbch): 316L-BPE, \u1ed1ng ASTM A270-BPE; EP ID Ra \u2264 0,38 \u03bcm; h\u00e0n orbital, dead-leg \u2264 2D; to\u00e0n b\u1ed9 v\u1eadt li\u1ec7u ti\u1ebfp x\u00fac c\u00f3 COC\/3.1; th\u1ee5 \u0111\u1ed9ng h\u00f3a sau h\u00e0n.<br \/>\n&#8211; Ph\u00f2ng m\u1ed5, b\u00e0n \u2013 t\u1ee7 d\u1ee5ng c\u1ee5: 304L cho k\u1ebft c\u1ea5u \u2013 m\u1eb7t b\u00e0n; ph\u1ee5 ki\u1ec7n ch\u1ecbu m\u00e0i m\u00f2n ch\u1ecdn 316L; d\u1ee5ng c\u1ee5 c\u1eaft ri\u00eang nh\u00f3m martensitic 420\/440C v\u00e0 passivate k\u1ef9.<\/p>\n<h2 id=\"toc-7-checklist-lua-chon-nhanh\">Checklist l\u1ef1a ch\u1ecdn nhanh<\/h2>\n<p>1) X\u00e1c \u0111\u1ecbnh n\u1ed3ng \u0111\u1ed9 Cl\u2212, pH, T v\u1eadn h\u00e0nh, h\u00f3a ch\u1ea5t CIP\/SIP.<br \/>\n2) Ch\u1ecdn m\u00e1c: 304L (m\u00f4i tr\u01b0\u1eddng nh\u1eb9) \u2013 316L (chu\u1ea9n v\u1ec7 sinh\/CIP) \u2013 2205\/904L (clorua cao\/nhi\u1ec7t).<br \/>\n3) Quy chu\u1ea9n: Th\u1ef1c ph\u1ea9m theo 3-A\/NSF\/ISO 22000; d\u01b0\u1ee3c theo ASME BPE\/USP\/GMP.<br \/>\n4) \u1ed0ng \u2013 ph\u1ee5 ki\u1ec7n sanitary: ASTM A270\/ISO 2037\/EN 10357; clamp ISO 2852; gio\u0103ng FDA\/USP.<br \/>\n5) B\u1ec1 m\u1eb7t: Th\u1ef1c ph\u1ea9m Ra \u2264 0,8 \u03bcm; d\u01b0\u1ee3c EP Ra \u2264 0,38 \u03bcm.<br \/>\n6) H\u00e0n: orbital TIG, purge chu\u1ea9n; t\u1ea9y g\u1ec9 + passivation ASTM A380\/A967.<br \/>\n7) H\u1ed3 s\u01a1: MTC 3.1, PMI, \u0111o Ra, b\u00e1o c\u00e1o h\u00e0n\/n\u1ed9i soi, bi\u00ean b\u1ea3n th\u1ee5 \u0111\u1ed9ng h\u00f3a.<br \/>\n8) K\u1ebf ho\u1ea1ch CIP\/SIP v\u00e0 b\u1ea3o tr\u00ec: h\u00f3a ch\u1ea5t, n\u1ed3ng \u0111\u1ed9, nhi\u1ec7t \u0111\u1ed9, x\u00e1c nh\u1eadn v\u1ec7 sinh.  <\/p>\n<h2 id=\"toc-8-sai-lam-pho-bien-can-tranh\">Sai l\u1ea7m ph\u1ed5 bi\u1ebfn c\u1ea7n tr\u00e1nh<\/h2>\n<p>&#8211; Nh\u1ea7m 201\/430 th\u00e0nh 304\/316 do ch\u1ec9 th\u1eed nam ch\u00e2m; lu\u00f4n PMI\/gi\u1ea5y 3.1.<br \/>\n&#8211; D\u00f9ng 304 \u1edf v\u1ecb tr\u00ed clorua cao \u2013 nhi\u1ec7t \u0111\u1ed9 cao, d\u1eabn \u0111\u1ebfn r\u1ed7 s\u1edbm.<br \/>\n&#8211; B\u1ecf qua passivation sau h\u00e0n; \u0111\u1ec3 l\u1ea1i heat tint\/\u00f4 nhi\u1ec5m Fe g\u00e2y g\u1ec9 n\u00e2u.<br \/>\n&#8211; B\u1ec1 m\u1eb7t qu\u00e1 th\u00f4 (No.1, 2D) trong v\u00f9ng ti\u1ebfp x\u00fac, t\u1ea1o \u1ed5 ch\u1ee9a vi sinh.<br \/>\n&#8211; D\u00f9ng javel\/hypochlorite n\u00f3ng cho inox austenitic; kh\u00f4ng ki\u1ec3m so\u00e1t n\u1ed3ng \u0111\u1ed9 \u2013 th\u1eddi gian.<br \/>\n&#8211; Thi\u1ebft k\u1ebf c\u00f3 dead-leg d\u00e0i, kh\u00f4ng d\u1ed1c tho\u00e1t, kh\u00f4ng kh\u00f4 r\u00e1o sau CIP.<\/p>\n<h2 id=\"toc-9-so-sanh-nhanh-cac-mac-thong-dung-chon-theo-rui-ro-\">So s\u00e1nh nhanh c\u00e1c m\u00e1c th\u00f4ng d\u1ee5ng (ch\u1ecdn theo r\u1ee7i ro \u0103n m\u00f2n)<\/h2>\n<p>&#8211; 304\/304L (1.4301\/1.4307): Kinh t\u1ebf, gia c\u00f4ng t\u1ed1t; d\u00f9ng cho b\u1ec1 m\u1eb7t kh\u00f4ng ph\u01a1i clorua cao; kh\u00f4ng khuy\u1ebfn ngh\u1ecb cho mu\u1ed1i\/n\u01b0\u1edbc m\u1eafm.<br \/>\n&#8211; 316L (1.4404\/1.4435): Chu\u1ea9n v\u1ec7 sinh c\u00f4ng nghi\u1ec7p \u1ea9m \u2013 CIP; Mo ch\u1ed1ng r\u1ed7; l\u00e0 l\u1ef1a ch\u1ecdn \u201cm\u1eb7c \u0111\u1ecbnh an to\u00e0n\u201d cho th\u1ef1c ph\u1ea9m \u2013 d\u01b0\u1ee3c.<br \/>\n&#8211; 2205 duplex (1.4462): Kh\u00e1ng r\u1ed7\/k\u1ebd h\u1edf cao; ph\u00f9 h\u1ee3p clorua cao \u2013 nhi\u1ec7t; c\u1ea7n th\u1ee3 h\u00e0n am hi\u1ec3u duplex.<br \/>\n&#8211; 904L\/6Mo: Ch\u1ed1ng r\u1ed7\/s\u1ee5p b\u1ec1 m\u1eb7t r\u1ea5t cao, gi\u00e1 th\u00e0nh l\u1edbn; d\u00f9ng cho \u0111i\u1ec3m n\u00f3ng r\u1ee7i ro c\u1ef1c tr\u1ecb.<\/p>\n<h2 id=\"toc-10-tai-lieu-tham-khao-chon-loc\">T\u00e0i li\u1ec7u tham kh\u1ea3o ch\u1ecdn l\u1ecdc<\/h2>\n<p>&#8211; ASME BPE 2022 \u2013 Bioprocessing Equipment Standard.<br \/>\n&#8211; ASTM A270 (Sanitary Tubing), ASTM A380 (Cleaning), ASTM A967 (Passivation), ASTM A240\/A276\/A312.<br \/>\n&#8211; 3-A Sanitary Standards for Dairy and Food Equipment.<br \/>\n&#8211; EN 10088 (th\u00e0nh ph\u1ea7n th\u00e9p kh\u00f4ng g\u1ec9), EN 10357\/ISO 2037 (\u1ed1ng cho th\u1ef1c ph\u1ea9m).<br \/>\n&#8211; NSF\/ANSI 51 (Food Equipment Materials).<br \/>\n&#8211; EU 1935\/2004 v\u00e0 2023\/2006 (GMP v\u1eadt li\u1ec7u ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m).<br \/>\n&#8211; Nickel Institute &#038; British Stainless Steel Association (h\u01b0\u1edbng d\u1eabn \u0103n m\u00f2n clorua, b\u1ec1 m\u1eb7t v\u1ec7 sinh).<\/p>\n<p>K\u1ebft lu\u1eadn<br \/>\n\u0110\u1ec3 \u0111\u1ea1t \u201can to\u00e0n tuy\u1ec7t \u0111\u1ed1i\u201d cho th\u1ef1c ph\u1ea9m v\u00e0 y t\u1ebf, h\u00e3y chu\u1ea9n h\u00f3a theo b\u1ed9 khung: ch\u1ecdn \u0111\u00fang m\u00e1c (\u01b0u ti\u00ean 316L cho h\u1ea7u h\u1ebft tr\u01b0\u1eddng h\u1ee3p \u1ea9m \u2013 CIP, n\u00e2ng c\u1ea5p 2205\/904L khi clorua cao), ki\u1ec3m so\u00e1t b\u1ec1 m\u1eb7t (Ra \u2264 0,8 \u03bcm cho th\u1ef1c ph\u1ea9m; EP Ra \u2264 0,38 \u03bcm cho d\u01b0\u1ee3c), d\u00f9ng \u1ed1ng \u2013 ph\u1ee5 ki\u1ec7n sanitary theo ASTM A270\/ASME BPE ho\u1eb7c ti\u00eau chu\u1ea9n t\u01b0\u01a1ng \u0111\u01b0\u01a1ng, h\u00e0n v\u1ec7 sinh + passivation nghi\u00eam ng\u1eb7t, v\u00e0 duy tr\u00ec h\u1ed3 s\u01a1 truy xu\u1ea5t\/ki\u1ec3m \u0111\u1ecbnh \u0111\u1ea7y \u0111\u1ee7. Tri\u1ec3n khai \u0111\u00fang c\u00e1c nguy\u00ean t\u1eafc n\u00e0y s\u1ebd k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd thi\u1ebft b\u1ecb, gi\u1ea3m r\u1ee7i ro vi sinh \u2013 \u0103n m\u00f2n v\u00e0 \u0111\u00e1p \u1ee9ng ki\u1ec3m tra HACCP\/GMP\/ISO 22000\/ASME BPE.<\/p>\n<p>C\u1ea7n t\u01b0 v\u1ea5n v\u00e0 b\u00e1o gi\u00e1 t\u1ed1t nh\u1ea5t cho inox 316L-BPE, \u1ed1ng \u2013 ph\u1ee5 ki\u1ec7n vi sinh, electropolish v\u00e0 gi\u1ea3i ph\u00e1p h\u00e0n orbital? Li\u00ean h\u1ec7 Inox Cuong Thinh: Hotline 0343.417.281 \u2013 Email inoxcongnghiep.cuongthinh@gmail.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>H\u01b0\u1edbng d\u1eabn ch\u1ecdn m\u00e1c, b\u1ec1 m\u1eb7t, \u1ed1ng vi sinh, h\u00e0n, passivation v\u00e0 ti\u00eau chu\u1ea9n 3-A\/ASME BPE\/NSF \u0111\u1ec3 b\u1ea3o \u0111\u1ea3m inox an to\u00e0n tuy\u1ec7t \u0111\u1ed1i cho th\u1ef1c ph\u1ea9m &#038; y t\u1ebf.<\/p>\n","protected":false},"author":7,"featured_media":1025,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-2046","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\/2046","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=2046"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/2046\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1025"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=2046"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=2046"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=2046"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}