{"id":1607,"date":"2026-01-28T12:34:47","date_gmt":"2026-01-28T05:34:47","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-va-y-te\/"},"modified":"2026-01-28T12:34:47","modified_gmt":"2026-01-28T05:34:47","slug":"tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-va-y-te","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/tieu-chuan-chon-inox-an-toan-tuyet-doi-cho-thuc-pham-va-y-te\/","title":{"rendered":"Ti\u00eau chu\u1ea9n ch\u1ecdn inox an to\u00e0n tuy\u1ec7t \u0111\u1ed1i cho th\u1ef1c ph\u1ea9m v\u00e0 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-khung-tieu-chuan-va-quy-dinh-ban-can-nam\">Khung ti\u00eau chu\u1ea9n v\u00e0 quy \u0111\u1ecbnh b\u1ea1n c\u1ea7n n\u1eafm<\/a><\/li>\n<li><a href=\"#toc-1-mac-thep-nao-an-toan-tuyet-doi-theo-tung-moi-truon\">M\u00e1c th\u00e9p n\u00e0o \u201can to\u00e0n tuy\u1ec7t \u0111\u1ed1i\u201d theo t\u1eebng m\u00f4i tr\u01b0\u1eddng?<\/a><\/li>\n<li><a href=\"#toc-2-chi-tieu-ky-thuat-then-chot-de-thuc-su-an-toan\">Ch\u1ec9 ti\u00eau k\u1ef9 thu\u1eadt then ch\u1ed1t \u0111\u1ec3 th\u1ef1c s\u1ef1 \u201can to\u00e0n\u201d<\/a><\/li>\n<li><a href=\"#toc-3-thiet-ke-ve-sinh-hygienic-design-dung-chuan\">Thi\u1ebft k\u1ebf v\u1ec7 sinh (Hygienic Design) \u0111\u00fang chu\u1ea9n<\/a><\/li>\n<li><a href=\"#toc-4-quy-trinh-kiem-chung-va-ho-so\">Quy tr\u00ecnh ki\u1ec3m ch\u1ee9ng v\u00e0 h\u1ed3 s\u01a1<\/a><\/li>\n<li><a href=\"#toc-5-khuyen-nghi-chon-mac-theo-ung-dung-thuc-te-tai-vie\">Khuy\u1ebfn ngh\u1ecb ch\u1ecdn m\u00e1c theo \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf t\u1ea1i Vi\u1ec7t Nam<\/a><\/li>\n<li><a href=\"#toc-6-sai-lam-pho-bien-va-cach-tranh\">Sai l\u1ea7m ph\u1ed5 bi\u1ebfn v\u00e0 c\u00e1ch tr\u00e1nh<\/a><\/li>\n<li><a href=\"#toc-7-quy-trinh-6-buoc-chon-inox-an-toan-tuyet-doi\">Quy tr\u00ecnh 6 b\u01b0\u1edbc ch\u1ecdn inox an to\u00e0n tuy\u1ec7t \u0111\u1ed1i<\/a><\/li>\n<li><a href=\"#toc-8-thong-so-san-pham-va-dich-vu-cung-cap\">Th\u00f4ng s\u1ed1 s\u1ea3n ph\u1ea9m v\u00e0 d\u1ecbch v\u1ee5 cung c\u1ea5p<\/a><\/li>\n<li><a href=\"#toc-9-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>An to\u00e0n v\u1eadt li\u1ec7u l\u00e0 \u0111\u01b0\u1eddng ranh gi\u1eefa v\u1eadn h\u00e0nh \u1ed5n \u0111\u1ecbnh v\u00e0 r\u1ee7i ro tri\u1ec7u USD trong th\u1ef1c ph\u1ea9m v\u00e0 y t\u1ebf. B\u00e0i vi\u1ebft n\u00e0y h\u1ec7 th\u1ed1ng h\u00f3a c\u00e1c ti\u00eau chu\u1ea9n, m\u00e1c th\u00e9p, ch\u1ec9 ti\u00eau k\u1ef9 thu\u1eadt v\u00e0 quy tr\u00ecnh ki\u1ec3m ch\u1ee9ng \u0111\u1ec3 ch\u1ecdn inox \u201c\u0111\u00fang ngay t\u1eeb \u0111\u1ea7u\u201d, ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng th\u1ef1c ph\u1ea9m\/y t\u1ebf \u2013 m\u1ed9t th\u00e0nh t\u1ed1 c\u1ed1t l\u00f5i trong b\u1ee9c tranh l\u1edbn v\u1ec1 l\u1ef1a ch\u1ecdn inox theo m\u00f4i tr\u01b0\u1eddng, m\u1ee5c \u0111\u00edch v\u00e0 ng\u00e2n s\u00e1ch.<\/p>\n<h2 id=\"toc-0-khung-tieu-chuan-va-quy-dinh-ban-can-nam\">Khung ti\u00eau chu\u1ea9n v\u00e0 quy \u0111\u1ecbnh b\u1ea1n c\u1ea7n n\u1eafm<\/h2>\n<p>&#8211; Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc v\u00e0 c\u1ea5p b\u1ec1n:<br \/>\n  &#8211; EN 10088 (EU) \u2013 danh m\u1ee5c m\u00e1c th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 th\u00e0nh ph\u1ea7n.<br \/>\n  &#8211; ASTM A240 (t\u1ea5m\/plate), ASTM A312 (\u1ed1ng h\u00e0n\/li\u1ec1n m\u1ea1ch), ASTM A269\/A270 (\u1ed1ng v\u1ec7 sinh).<br \/>\n&#8211; B\u1ec1 m\u1eb7t, v\u1ec7 sinh v\u00e0 thi\u1ebft k\u1ebf v\u1ec7 sinh:<br \/>\n  &#8211; 3-A Sanitary Standards (US, ng\u00e0nh s\u1eefa\/th\u1ef1c ph\u1ea9m): y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t Ra \u2264 0,8 \u00b5m cho b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac s\u1ea3n ph\u1ea9m; thi\u1ebft k\u1ebf tho\u00e1t c\u1eb7n, kh\u00f4ng k\u1ebd h\u1edf.<br \/>\n  &#8211; EHEDG Guidelines (EU): nguy\u00ean t\u1eafc thi\u1ebft k\u1ebf d\u1ec5 l\u00e0m s\u1ea1ch, tr\u00e1nh k\u1ebd h\u1edf, g\u00f3c l\u01b0\u1ee3n, v\u1eadt li\u1ec7u gio\u0103ng ph\u00f9 h\u1ee3p.<br \/>\n  &#8211; ASME BPE (bioprocessing, d\u01b0\u1ee3c\/pharma): \u1ed1ng, ph\u1ee5 ki\u1ec7n, m\u1ed1i h\u00e0n v\u1ec7 sinh; ph\u00e2n c\u1ea5p \u0111\u1ed9 nh\u00e1m \u0111i\u1ec3n h\u00ecnh SF1 ~0,5 \u00b5m, SF4 ~0,38 \u00b5m (\u0111i\u1ec7n \u0111\u00e1nh b\u00f3ng).<br \/>\n&#8211; H\u00e0n \u2013 x\u1eed l\u00fd sau h\u00e0n \u2013 th\u1ee5 \u0111\u1ed9ng h\u00f3a:<br \/>\n  &#8211; ASTM A380 (l\u00e0m s\u1ea1ch, t\u1ea9y g\u1ec9, pickling), ASTM A967 (th\u1ee5 \u0111\u1ed9ng h\u00f3a b\u1eb1ng axit nitric\/citric).<br \/>\n&#8211; Ki\u1ec3m ch\u1ee9ng v\u1eadt li\u1ec7u:<br \/>\n  &#8211; EN 10204 \u2013 ch\u1ee9ng ch\u1ec9 MTC 3.1; PMI (Positive Material Identification) x\u00e1c minh m\u00e1c.<br \/>\n&#8211; Ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m \u2013 di tr\u00fa kim lo\u1ea1i:<br \/>\n  &#8211; Council of Europe\/EDQM \u201cMetals and alloys used in food contact materials\u201d \u2013 h\u01b0\u1edbng d\u1eabn gi\u1edbi h\u1ea1n gi\u1ea3i ph\u00f3ng (v\u00ed d\u1ee5 Ni 0,14 mg\/kg, Cr 0,25 mg\/kg) v\u00e0 ph\u01b0\u01a1ng ph\u00e1p th\u1eed di tr\u00fa.<br \/>\n  &#8211; NSF\/ANSI 51 \u2013 V\u1eadt li\u1ec7u thi\u1ebft b\u1ecb th\u1ef1c ph\u1ea9m; US FDA Food Code \u2013 y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m ph\u1ea3i tr\u01a1, ch\u1ed1ng \u0103n m\u00f2n, kh\u00f4ng h\u1ea5p th\u1ee5.<br \/>\n&#8211; D\u1ee5ng c\u1ee5 y t\u1ebf v\u00e0 c\u1ea5y gh\u00e9p:<br \/>\n  &#8211; ISO 7153-1 (v\u1eadt li\u1ec7u d\u1ee5ng c\u1ee5 ph\u1eabu thu\u1eadt: 316L, 420, 440C\u2026 t\u00f9y ch\u1ee9c n\u0103ng).<br \/>\n  &#8211; ASTM F138\/F139 (th\u00e9p 316L implant-grade, luy\u1ec7n ch\u00e2n kh\u00f4ng), s\u1eed d\u1ee5ng trong c\u1ea5y gh\u00e9p khi c\u1ea7n.<\/p>\n<p>Ngu\u1ed3n tham kh\u1ea3o: EN 10088; 3-A Sanitary Standards; EHEDG; ASME BPE; ASTM A270, A967; EDQM Metals in FCM; ISO 7153-1; ASTM F138\/F139.<\/p>\n<h2 id=\"toc-1-mac-thep-nao-an-toan-tuyet-doi-theo-tung-moi-truon\">M\u00e1c th\u00e9p n\u00e0o \u201can to\u00e0n tuy\u1ec7t \u0111\u1ed1i\u201d theo t\u1eebng m\u00f4i tr\u01b0\u1eddng?<\/h2>\n<h3>Ng\u00e0nh th\u1ef1c ph\u1ea9m &#038; \u0111\u1ed3 u\u1ed1ng<\/h3>\n<p>&#8211; M\u00f4i tr\u01b0\u1eddng trung t\u00ednh, \u00edt chloride (b\u00e1nh k\u1eb9o, n\u01b0\u1edbc u\u1ed1ng kh\u00f4ng mu\u1ed1i):<br \/>\n  &#8211; Inox 304\/304L (18Cr-8Ni) \u2013 l\u1ef1a ch\u1ecdn ti\u00eau chu\u1ea9n. T\u1ea5m\/\u1ed1ng b\u1ec1 m\u1eb7t 2B ho\u1eb7c BA cho kh\u1ea3 n\u0103ng v\u1ec7 sinh t\u1ed1t.<br \/>\n&#8211; M\u00f4i tr\u01b0\u1eddng m\u1eb7n\/acid nh\u1eb9, r\u1eeda CIP\/NaCl, n\u01b0\u1edbc m\u1eafm, th\u1ee7y s\u1ea3n, n\u01b0\u1edbc t\u01b0\u01a1ng, d\u01b0a mu\u1ed1i:<br \/>\n  &#8211; Inox 316\/316L (Mo ~2-2,5%) \u2013 kh\u00e1ng r\u1ed7 pitting t\u1ed1t h\u01a1n; d\u00f9ng cho b\u1ed3n, \u0111\u01b0\u1eddng \u1ed1ng, b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp. \u01afu ti\u00ean 316L khi c\u00f3 h\u00e0n nhi\u1ec1u \u0111\u1ec3 tr\u00e1nh nh\u1ea1y c\u1ea3m h\u00f3a.<br \/>\n  &#8211; Tr\u01b0\u1eddng h\u1ee3p chloride r\u1ea5t cao\/nhi\u1ec7t \u0111\u1ed9 >60\u00b0C ho\u1eb7c h\u01a1i n\u01b0\u1edbc m\u1eb7n: c\u00e2n nh\u1eafc Duplex 2205 (PREN ~35) ho\u1eb7c 904L.<br \/>\n&#8211; Bia \u2013 s\u1eefa \u2013 \u0111\u1ed3 u\u1ed1ng c\u00f3 c\u1ed3n:<br \/>\n  &#8211; 304\/304L cho h\u1ea7u h\u1ebft c\u00f4ng \u0111o\u1ea1n; 316L cho CIP acid\/chloride ho\u1eb7c khu v\u1ef1c nguy c\u01a1 r\u1ed7.<br \/>\n&#8211; Dao c\u1eaft, l\u01b0\u1ee1i: 420\/440C (martensitic) cho s\u1eafc b\u1ec1n, nh\u01b0ng kh\u00f4ng d\u00f9ng cho b\u1ec1 m\u1eb7t l\u01b0u ch\u1ee9a; c\u1ea7n b\u1ea3o d\u01b0\u1ee1ng ch\u1ed1ng r\u1ec9.<\/p>\n<p>L\u01b0u \u00fd: 201\/202 kh\u00f4ng khuy\u1ebfn ngh\u1ecb cho b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp th\u1ef1c ph\u1ea9m (Ni th\u1ea5p, Mn cao, nguy c\u01a1 r\u1ed7 v\u00e0 gi\u1ea3i ph\u00f3ng kim lo\u1ea1i trong m\u00f4i tr\u01b0\u1eddng m\u1eb7n\/acid).<\/p>\n<h3>Y t\u1ebf \u2013 d\u01b0\u1ee3c ph\u1ea9m \u2013 thi\u1ebft b\u1ecb s\u1ea1ch<\/h3>\n<p>&#8211; D\u00e2y chuy\u1ec1n d\u01b0\u1ee3c, n\u01b0\u1edbc PW\/WFI, l\u00ean men sinh h\u1ecdc:<br \/>\n  &#8211; 316L theo ASME BPE\/ASTM A270 (sanitary tubing); b\u1ec1 m\u1eb7t trong Ra \u2264 0,5 \u00b5m, \u01b0u ti\u00ean \u0111i\u1ec7n \u0111\u00e1nh b\u00f3ng (EP) cho WFI.<br \/>\n  &#8211; H\u00e0n orbital, th\u1ee5 \u0111\u1ed9ng h\u00f3a v\u00e0 n\u1ed9i soi m\u1ed1i h\u00e0n 100%.<br \/>\n&#8211; D\u1ee5ng c\u1ee5 ph\u1eabu thu\u1eadt:<br \/>\n  &#8211; 316L cho d\u1ee5ng c\u1ee5 ch\u1ecbu \u0103n m\u00f2n\/ti\u1ec7t tr\u00f9ng h\u01a1i.<br \/>\n  &#8211; 420\/440C cho d\u1ee5ng c\u1ee5 c\u1eaft; quy tr\u00ecnh ch\u1ed1ng \u0103n m\u00f2n sau gia c\u00f4ng quan tr\u1ecdng.<br \/>\n&#8211; Linh ki\u1ec7n c\u1ea5y gh\u00e9p:<br \/>\n  &#8211; 316LVM\/ASTM F138\/F139 ho\u1eb7c v\u1eadt li\u1ec7u chuy\u00ean d\u1ee5ng kh\u00e1c theo ch\u1ec9 \u0111\u1ecbnh thi\u1ebft k\u1ebf.<\/p>\n<h2 id=\"toc-2-chi-tieu-ky-thuat-then-chot-de-thuc-su-an-toan\">Ch\u1ec9 ti\u00eau k\u1ef9 thu\u1eadt then ch\u1ed1t \u0111\u1ec3 th\u1ef1c s\u1ef1 \u201can to\u00e0n\u201d<\/h2>\n<p>&#8211; Ch\u1ed1ng \u0103n m\u00f2n theo m\u00f4i tr\u01b0\u1eddng:<br \/>\n  &#8211; Ch\u1ec9 s\u1ed1 PREN = %Cr + 3,3\u00d7%Mo + 16\u00d7%N.<br \/>\n    &#8211; 304: PREN ~18; 316: ~24; 2205: ~35; 904L: ~34.<br \/>\n  &#8211; Ch\u1ecdn PREN \u0111\u1ee7 bi\u00ean an to\u00e0n so v\u1edbi n\u1ed3ng \u0111\u1ed9 chloride v\u00e0 nhi\u1ec7t \u0111\u1ed9.<br \/>\n&#8211; \u0110\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t (Ra):<br \/>\n  &#8211; Th\u1ef1c ph\u1ea9m: Ra \u2264 0,8 \u00b5m (3-A, EHEDG) cho b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp.<br \/>\n  &#8211; D\u01b0\u1ee3c: tham chi\u1ebfu ASME BPE, ph\u1ed5 bi\u1ebfn \u2264 0,5 \u00b5m; EP cho m\u00f4i tr\u01b0\u1eddng si\u00eau s\u1ea1ch.<br \/>\n&#8211; B\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n:<br \/>\n  &#8211; \u01afu ti\u00ean 2B\/BA cho v\u1ec7 sinh; No.4 ph\u1ea3i ki\u1ec3m so\u00e1t h\u1ea1t m\u00e0i \u0111\u1ec3 Ra v\u1eabn \u0111\u1ea1t chu\u1ea9n; tr\u00e1nh hairline th\u00f4.<br \/>\n&#8211; M\u1ed1i h\u00e0n:<br \/>\n  &#8211; Th\u1ea5u s\u00e2u ho\u00e0n to\u00e0n, m\u1eb7t trong ph\u1eb3ng, kh\u00f4ng undercut; m\u00e0i\u2013pickling\u2013passivation, Ra khu v\u1ef1c h\u00e0n ngang v\u1edbi n\u1ec1n.<br \/>\n  &#8211; D\u00f9ng que d\u00e2y 308L cho 304, 316L\/316LSi cho 316L; ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ec3 tr\u00e1nh m\u00e0u nhi\u1ec7t.<br \/>\n&#8211; Th\u1ee5 \u0111\u1ed9ng h\u00f3a:<br \/>\n  &#8211; Theo ASTM A967 (axit nitric\/citric); th\u1eed gi\u1ecdt n\u01b0\u1edbc, th\u1eed ferroxyl khi c\u1ea7n.<br \/>\n&#8211; Tr\u00e1nh t\u1ea1p nhi\u1ec5m s\u1eaft:<br \/>\n  &#8211; D\u1ee5ng c\u1ee5 gia c\u00f4ng ri\u00eang cho inox; kh\u00f4ng d\u00f9ng b\u00e0n ch\u1ea3i th\u00e9p carbon. H\u1ea1t s\u1eaft b\u00e1m l\u00e0 nguy\u00ean nh\u00e2n r\u1ec9 gi\u1ea3 ph\u1ed5 bi\u1ebfn.<br \/>\n&#8211; V\u1ec7 sinh h\u00f3a ch\u1ea5t:<br \/>\n  &#8211; H\u1ea1n ch\u1ebf hypochlorite\/ch\u1ea5t t\u1ea9y ch\u1ee9a chloride; n\u1ebfu b\u1eaft bu\u1ed9c, gi\u1eef n\u1ed3ng \u0111\u1ed9 th\u1ea5p, nhi\u1ec7t \u0111\u1ed9 <50\u00b0C v\u00e0 tr\u00e1ng k\u1ef9. \u01afu ti\u00ean peracetic acid, hydrogen peroxide, quats theo h\u01b0\u1edbng d\u1eabn nh\u00e0 h\u00f3a ch\u1ea5t.\n- Kh\u00f4ng d\u00f9ng 303 cho b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac s\u1ea3n ph\u1ea9m:\n  - L\u01b0u hu\u1ef3nh cao l\u00e0m suy gi\u1ea3m ch\u1ed1ng \u0103n m\u00f2n v\u00e0 t\u0103ng nguy c\u01a1 r\u1ed7.\n\n\n\n<h2 id=\"toc-3-thiet-ke-ve-sinh-hygienic-design-dung-chuan\">Thi\u1ebft k\u1ebf v\u1ec7 sinh (Hygienic Design) \u0111\u00fang chu\u1ea9n<\/h2>\n<p>&#8211; Kh\u00f4ng k\u1ebd h\u1edf, kh\u00f4ng \u0111i\u1ec3m ch\u1ebft; g\u00f3c l\u01b0\u1ee3n R \u2265 3 mm \u1edf v\u1ecb tr\u00ed chuy\u1ec3n h\u01b0\u1edbng.<br \/>\n&#8211; D\u1ec5 tho\u00e1t n\u01b0\u1edbc: \u0111\u1ed9 d\u1ed1c \u2265 2% cho b\u1ec1 m\u1eb7t n\u1eb1m ngang.<br \/>\n&#8211; K\u1ebft n\u1ed1i v\u1ec7 sinh: clamp\/TC theo ISO 2852 ho\u1eb7c t\u01b0\u01a1ng \u0111\u01b0\u01a1ng; gio\u0103ng v\u1eadt li\u1ec7u ph\u00f9 h\u1ee3p CIP\/SIP (EPDM, FKM, PTFE).<br \/>\n&#8211; D\u1ec5 th\u00e1o l\u1eafp v\u1ec7 sinh, tr\u00e1nh bulong l\u1ed9 v\u00e0o v\u00f9ng s\u1ea3n ph\u1ea9m.<br \/>\n&#8211; V\u1edbi \u0111\u01b0\u1eddng \u1ed1ng d\u01b0\u1ee3c\/pharma: h\u00e0n orbital, l\u01b0u \u0111\u1ed3 m\u1ed1i h\u00e0n (weld map), n\u1ed9i soi, b\u1eaby n\u01b0\u1edbc condensate \u0111\u00fang v\u1ecb tr\u00ed, tr\u00e1nh \u0111i\u1ec3m \u0111\u1ecdng.<\/p>\n<p>Tham chi\u1ebfu: EHEDG Doc. 8\/13; 3-A Sanitary Standards; ASME BPE.<\/p>\n<h2 id=\"toc-4-quy-trinh-kiem-chung-va-ho-so\">Quy tr\u00ecnh ki\u1ec3m ch\u1ee9ng v\u00e0 h\u1ed3 s\u01a1<\/h2>\n<p>&#8211; MTC\/COC:<br \/>\n  &#8211; Y\u00eau c\u1ea7u ch\u1ee9ng ch\u1ec9 EN 10204 3.1 cho t\u1eebng heat lot; ki\u1ec3m tra th\u00e0nh ph\u1ea7n, m\u00e1c, t\u00ecnh tr\u1ea1ng b\u1ec1 m\u1eb7t.<br \/>\n&#8211; PMI:<br \/>\n  &#8211; X\u00e1c minh m\u00e1c t\u1ea1i x\u01b0\u1edfng b\u1eb1ng XRF, \u0111\u1eb7c bi\u1ec7t tr\u01b0\u1edbc khi h\u00e0n l\u1eafp.<br \/>\n&#8211; \u0110o nh\u00e1m &#038; ki\u1ec3m tra m\u1ed1i h\u00e0n:<br \/>\n  &#8211; Profilometer cho Ra; n\u1ed9i soi m\u1ed1i h\u00e0n 100% v\u1edbi h\u1ec7 th\u1ed1ng d\u01b0\u1ee3c.<br \/>\n&#8211; Th\u1eed di tr\u00fa kim lo\u1ea1i (th\u1ef1c ph\u1ea9m):<br \/>\n  &#8211; Theo h\u01b0\u1edbng d\u1eabn CoE\/EDQM v\u1edbi dung m\u00f4i m\u00f4 ph\u1ecfng ph\u00f9 h\u1ee3p (acid acetic 3%, NaCl\u2026); x\u00e1c nh\u1eadn Ni, Cr, Mn gi\u1ea3i ph\u00f3ng d\u01b0\u1edbi gi\u1edbi h\u1ea1n.<br \/>\n&#8211; Th\u1eed \u0103n m\u00f2n \u0111i\u1ec3m:<br \/>\n  &#8211; Khi c\u1ea7n, th\u1eed ASTM G48 (chloride) cho v\u1eadt li\u1ec7u n\u00e2ng cao nh\u01b0 2205\/904L.<br \/>\n&#8211; Tu\u00e2n th\u1ee7 h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd:<br \/>\n  &#8211; HACCP\/ISO 22000 (th\u1ef1c ph\u1ea9m), GMP\/ISO 13485 (y t\u1ebf) \u2013 truy xu\u1ea5t \u0111\u1ea7y \u0111\u1ee7 v\u1eadt li\u1ec7u, quy tr\u00ecnh v\u1ec7 sinh, l\u1ecbch ki\u1ec3m \u0111\u1ecbnh.<\/p>\n<h2 id=\"toc-5-khuyen-nghi-chon-mac-theo-ung-dung-thuc-te-tai-vie\">Khuy\u1ebfn ngh\u1ecb ch\u1ecdn m\u00e1c theo \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf t\u1ea1i Vi\u1ec7t Nam<\/h2>\n<p>&#8211; N\u01b0\u1edbc m\u1eafm, h\u1ea3i s\u1ea3n m\u1eb7n, mu\u1ed1i d\u01b0a: 316L t\u1ed1i thi\u1ec3u; c\u00e2n nh\u1eafc Duplex 2205 \u1edf khu v\u1ef1c n\u00f3ng\/chloride cao.<br \/>\n&#8211; S\u1eefa \u2013 \u0111\u1ed3 u\u1ed1ng \u2013 bia: 304L cho b\u1ed3n tr\u1ed9n, b\u1ed3n ch\u1ee9a; 316L cho khu CIP, pasteurizer, heat exchanger.<br \/>\n&#8211; B\u1ebfp c\u00f4ng nghi\u1ec7p: 304 cho b\u00e0n, k\u1ec7; 316 cho ch\u1eadu r\u1eeda, khu n\u01b0\u1edbc mu\u1ed1i\/gi\u1ea5m. Tr\u00e1nh 201 cho ch\u1eadu r\u1eeda, m\u00e1ng mu\u1ed1i.<br \/>\n&#8211; D\u00e2y chuy\u1ec1n d\u01b0\u1ee3c ph\u1ea9m\/PW\/WFI: 316L theo ASME BPE\/ASTM A270, b\u1ec1 m\u1eb7t EP; k\u1ebft n\u1ed1i clamp v\u1ec7 sinh, h\u00e0n orbital.<br \/>\n&#8211; Thi\u1ebft b\u1ecb y t\u1ebf ti\u1ebfp x\u00fac h\u01a1i\/ho\u00e1 ch\u1ea5t ti\u1ec7t tr\u00f9ng: 316L; c\u00e1c l\u01b0\u1ee1i c\u1eaft ri\u00eang 420\/440C v\u00e0 ph\u1ea3i b\u1ea3o d\u01b0\u1ee1ng ch\u1ed1ng r\u1ec9.<\/p>\n<h2 id=\"toc-6-sai-lam-pho-bien-va-cach-tranh\">Sai l\u1ea7m ph\u1ed5 bi\u1ebfn v\u00e0 c\u00e1ch tr\u00e1nh<\/h2>\n<p>&#8211; D\u00f9ng 201 cho b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp th\u1ef1c ph\u1ea9m: d\u1ec5 r\u1ed7 trong mu\u1ed1i\/acid; chuy\u1ec3n sang 304\/316 t\u00f9y m\u00f4i tr\u01b0\u1eddng.<br \/>\n&#8211; Tin v\u00e0o \u201ch\u00fat nam ch\u00e2m\u201d \u0111\u1ec3 ph\u00e2n bi\u1ec7t: t\u1eeb t\u00ednh kh\u00f4ng quy\u1ebft \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng; h\u00e3y d\u00f9ng PMI.<br \/>\n&#8211; B\u1ecf qua th\u1ee5 \u0111\u1ed9ng h\u00f3a sau h\u00e0n: m\u00e0u nhi\u1ec7t t\u1ed3n d\u01b0 l\u00e0m \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u r\u1ed7; b\u1eaft bu\u1ed9c pickling + passivation.<br \/>\n&#8211; D\u00f9ng t\u1ea9y Javen \u0111\u1eadm \u0111\u1eb7c tr\u00ean inox n\u00f3ng: g\u00e2y n\u1ee9t SCC; ch\u1ecdn h\u00f3a ch\u1ea5t v\u1ec7 sinh ph\u00f9 h\u1ee3p, ki\u1ec3m so\u00e1t n\u1ed3ng \u0111\u1ed9\/nhi\u1ec7t \u0111\u1ed9.<br \/>\n&#8211; Kh\u00f4ng c\u00f3 ch\u1ee9ng ch\u1ec9 3.1 v\u00e0 truy xu\u1ea5t heat number: r\u1ee7i ro l\u1eabn m\u00e1c, m\u1ea5t tu\u00e2n th\u1ee7 HACCP\/GMP.<\/p>\n<h2 id=\"toc-7-quy-trinh-6-buoc-chon-inox-an-toan-tuyet-doi\">Quy tr\u00ecnh 6 b\u01b0\u1edbc ch\u1ecdn inox an to\u00e0n tuy\u1ec7t \u0111\u1ed1i<\/h2>\n<p>1) X\u00e1c \u0111\u1ecbnh m\u00f4i tr\u01b0\u1eddng: pH, chloride (ppm ho\u1eb7c % mu\u1ed1i), nhi\u1ec7t \u0111\u1ed9, ch\u1ebf \u0111\u1ed9 CIP\/SIP.<br \/>\n2) Ch\u1ecdn m\u00e1c b\u1eb1ng PREN v\u00e0 kinh nghi\u1ec7m \u1ee9ng d\u1ee5ng: 304L\/316L\/2205\/904L theo m\u1ee9c kh\u1eafc nghi\u1ec7t.<br \/>\n3) \u1ea4n \u0111\u1ecbnh b\u1ec1 m\u1eb7t: Ra m\u1ee5c ti\u00eau (\u22640,8 \u00b5m th\u1ef1c ph\u1ea9m; \u22640,5 \u00b5m d\u01b0\u1ee3c), 2B\/BA\/EP.<br \/>\n4) Quy \u0111\u1ecbnh h\u00e0n v\u00e0 x\u1eed l\u00fd: quy tr\u00ecnh WPS\/PQR, h\u00e0n orbital khi c\u1ea7n, pickling + ASTM A967 passivation.<br \/>\n5) Ch\u1ee9ng t\u1eeb v\u00e0 th\u1eed nghi\u1ec7m: MTC 3.1, PMI, \u0111o Ra, th\u1eed di tr\u00fa (EDQM) n\u1ebfu s\u1ea3n ph\u1ea9m ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp.<br \/>\n6) V\u1eadn h\u00e0nh \u2013 v\u1ec7 sinh: h\u00f3a ch\u1ea5t \u0111\u00fang, tr\u00e1nh chloride \u0111\u1eadm \u0111\u1eb7c, k\u1ebf ho\u1ea1ch ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 \u0111i\u1ec3m n\u00f3ng.<\/p>\n<h2 id=\"toc-8-thong-so-san-pham-va-dich-vu-cung-cap\">Th\u00f4ng s\u1ed1 s\u1ea3n ph\u1ea9m v\u00e0 d\u1ecbch v\u1ee5 cung c\u1ea5p<\/h2>\n<p>&#8211; T\u1ea5m\/cu\u1ed9n inox 304L\/316L\/904L, b\u1ec1 m\u1eb7t 2B\/BA\/No.4; ch\u1ee9ng ch\u1ec9 EN 10204 3.1.<br \/>\n&#8211; \u1ed0ng v\u1ec7 sinh ASTM A270\/ASME BPE (316L), t\u00f9y ch\u1ecdn EP; ph\u1ee5 ki\u1ec7n clamp ISO 2852.<br \/>\n&#8211; Gia c\u00f4ng h\u00e0n v\u1ec7 sinh, pickling\u2013passivation, \u0111o Ra, PMI t\u1ea1i ch\u1ed7.<br \/>\n&#8211; T\u01b0 v\u1ea5n chuy\u1ec3n \u0111\u1ed5i v\u1eadt li\u1ec7u (304 \u2192 316L\/2205) cho khu v\u1ef1c chloride cao.<\/p>\n<h2 id=\"toc-9-ket-luan\">K\u1ebft lu\u1eadn<\/h2>\n<p>\u201cAn to\u00e0n tuy\u1ec7t \u0111\u1ed1i\u201d v\u1edbi inox trong th\u1ef1c ph\u1ea9m v\u00e0 y t\u1ebf kh\u00f4ng ch\u1ec9 l\u00e0 ch\u1ecdn \u0111\u00fang m\u00e1c 304\/316. \u0110\u00f3 l\u00e0 m\u1ed9t h\u1ec7 t\u1ed5ng h\u00f2a: m\u00e1c ph\u00f9 h\u1ee3p m\u00f4i tr\u01b0\u1eddng (\u01b0u ti\u00ean 316L cho mu\u1ed1i\/acid, 2205\/904L cho chloride r\u1ea5t cao), b\u1ec1 m\u1eb7t ki\u1ec3m so\u00e1t Ra, m\u1ed1i h\u00e0n \u0111\u01b0\u1ee3c x\u1eed l\u00fd \u0111\u00fang chu\u1ea9n, th\u1ee5 \u0111\u1ed9ng h\u00f3a theo ASTM A967, thi\u1ebft k\u1ebf v\u1ec7 sinh theo 3-A\/EHEDG\/ASME BPE, v\u00e0 ki\u1ec3m ch\u1ee9ng b\u1eb1ng MTC 3.1, PMI v\u00e0 th\u1eed di tr\u00fa khi c\u1ea7n. Th\u1ef1c hi\u1ec7n \u0111\u1ea7y \u0111\u1ee7 nh\u1eefng \u0111i\u1ec3m n\u00e0y, b\u1ea1n s\u1ebd c\u00f3 h\u1ec7 th\u1ed1ng b\u1ec1n, s\u1ea1ch, tu\u00e2n th\u1ee7 HACCP\/GMP\/ISO \u2013 v\u00e0 v\u1eadn h\u00e0nh \u1ed5n \u0111\u1ecbnh l\u00e2u d\u00e0i.<\/p>\n<p>C\u1ea7n t\u01b0 v\u1ea5n ch\u1ecdn m\u00e1c, b\u1ec1 m\u1eb7t v\u00e0 ch\u1ee9ng t\u1eeb \u0111\u00fang \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n? Li\u00ean h\u1ec7 Inox Cuong Thinh \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n k\u1ef9 thu\u1eadt v\u00e0 b\u00e1o gi\u00e1 t\u1ed1t nh\u1ea5t. Hotline: 0343.417.281. Email: inoxcongnghiep.cuongthinh@gmail.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>H\u01b0\u1edbng d\u1eabn m\u00e1c th\u00e9p, \u0111\u1ed9 nh\u00e1m, h\u00e0n, passivation, ki\u1ec3m ch\u1ee9ng v\u00e0 ch\u1ee9ng ch\u1ec9 \u0111\u1ec3 ch\u1ecdn inox an to\u00e0n tuy\u1ec7t \u0111\u1ed1i cho ng\u00e0nh th\u1ef1c ph\u1ea9m v\u00e0 y t\u1ebf. V\u00ed d\u1ee5 \u1ee9ng d\u1ee5ng r\u00f5 r\u00e0ng.<\/p>\n","protected":false},"author":7,"featured_media":1057,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-1607","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\/1607","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=1607"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/1607\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1057"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=1607"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=1607"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=1607"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}