{"id":1764,"date":"2026-03-10T00:43:19","date_gmt":"2026-03-09T17:43:19","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/chon-xoong-noi-dung-cu-inox-an-toan-304-316-hay-430\/"},"modified":"2026-03-10T00:43:19","modified_gmt":"2026-03-09T17:43:19","slug":"chon-xoong-noi-dung-cu-inox-an-toan-304-316-hay-430","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/chon-xoong-noi-dung-cu-inox-an-toan-304-316-hay-430\/","title":{"rendered":"Ch\u1ecdn xoong n\u1ed3i, d\u1ee5ng c\u1ee5 Inox an to\u00e0n: 304, 316 hay 430?"},"content":{"rendered":"<div class=\"custom-toc\">\n<h3>N\u1ed9i dung ch\u00ednh<\/h3>\n<ul>\n<li><a href=\"#toc-0-inox-nao-an-toan-nhat-cho-xoong-noi-va-dung-cu-nau\">Inox n\u00e0o an to\u00e0n nh\u1ea5t cho xoong n\u1ed3i v\u00e0 d\u1ee5ng c\u1ee5 n\u1ea5u \u0103n?<\/a><\/li>\n<li><a href=\"#toc-1-rui-ro-thoi-nhiem-kim-loai-va-tieu-chuan-an-toan-c\">R\u1ee7i ro th\u00f4i nhi\u1ec5m kim lo\u1ea1i v\u00e0 ti\u00eau chu\u1ea9n an to\u00e0n c\u1ea7n bi\u1ebft<\/a><\/li>\n<li><a href=\"#toc-2-cau-truc-day-do-day-va-hieu-suat-nhiet\">C\u1ea5u tr\u00fac \u0111\u00e1y, \u0111\u1ed9 d\u00e0y v\u00e0 hi\u1ec7u su\u1ea5t nhi\u1ec7t<\/a><\/li>\n<li><a href=\"#toc-3-dau-hieu-nhan-biet-va-kiem-tra-nhanh-khi-mua\">D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft v\u00e0 ki\u1ec3m tra nhanh khi mua<\/a><\/li>\n<li><a href=\"#toc-4-lua-chon-theo-nhu-cau-su-dung\">L\u1ef1a ch\u1ecdn theo nhu c\u1ea7u s\u1eed d\u1ee5ng<\/a><\/li>\n<li><a href=\"#toc-5-huong-dan-su-dung-an-toan-giam-thoi-nhiem-va-tang-\">H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng an to\u00e0n, gi\u1ea3m th\u00f4i nhi\u1ec5m v\u00e0 t\u0103ng \u0111\u1ed9 b\u1ec1n<\/a><\/li>\n<li><a href=\"#toc-6-so-sanh-nhanh-inox-vs-nhom-gang-chong-dinh\">So s\u00e1nh nhanh: inox vs nh\u00f4m, gang, ch\u1ed1ng d\u00ednh<\/a><\/li>\n<li><a href=\"#toc-7-gia-tham-khao-va-tong-chi-phi-so-huu-tco\">Gi\u00e1 tham kh\u1ea3o v\u00e0 t\u1ed5ng chi ph\u00ed s\u1edf h\u1eefu (TCO)<\/a><\/li>\n<li><a href=\"#toc-8-cau-hoi-thuong-gap\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/a><\/li>\n<li><a href=\"#toc-9-cach-lam-viec-hieu-qua-voi-nha-cung-cap\">C\u00e1ch l\u00e0m vi\u1ec7c hi\u1ec7u qu\u1ea3 v\u1edbi nh\u00e0 cung c\u1ea5p<\/a><\/li>\n<li><a href=\"#toc-10-tai-lieu-tham-khao\">T\u00e0i li\u1ec7u tham kh\u1ea3o<\/a><\/li>\n<li><a href=\"#toc-11-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Trong h\u1ec7 gi\u1ea3i ph\u00e1p Inox cho b\u1ebfp gia \u0111\u00ecnh v\u00e0 b\u1ebfp c\u00f4ng nghi\u1ec7p, vi\u1ec7c ch\u1ecdn \u0111\u00fang xoong n\u1ed3i, ch\u1ea3o v\u00e0 d\u1ee5ng c\u1ee5 n\u1ea5u b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 (Inox) \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn an to\u00e0n s\u1ee9c kh\u1ecfe, hi\u1ec7u su\u1ea5t n\u1ea5u v\u00e0 chi ph\u00ed v\u1eadn h\u00e0nh. B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p h\u01b0\u1edbng d\u1eabn th\u1ef1c d\u1ee5ng, c\u00f3 s\u1ed1 li\u1ec7u k\u1ef9 thu\u1eadt v\u00e0 ti\u00eau chu\u1ea9n tham chi\u1ebfu, gi\u00fap b\u1ea1n ch\u1ecdn mua \u0111\u00fang m\u00e1c inox, \u0111\u00fang c\u1ea5u tr\u00fac \u0111\u00e1y, \u0111\u00fang ch\u1ee9ng nh\u1eadn, v\u00e0 s\u1eed d\u1ee5ng an to\u00e0n, b\u1ec1n b\u1ec9.<\/p>\n<h2 id=\"toc-0-inox-nao-an-toan-nhat-cho-xoong-noi-va-dung-cu-nau\">Inox n\u00e0o an to\u00e0n nh\u1ea5t cho xoong n\u1ed3i v\u00e0 d\u1ee5ng c\u1ee5 n\u1ea5u \u0103n?<\/h2>\n<h3>Hi\u1ec3u nhanh v\u1ec1 m\u00e1c inox ph\u1ed5 bi\u1ebfn<\/h3>\n<p>&#8211; Inox 304 (AISI 304, c\u00f2n k\u00fd hi\u1ec7u 18\/8): kho\u1ea3ng Cr 18\u201320%, Ni 8\u201310.5%. C\u00e2n b\u1eb1ng gi\u1eefa kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 t\u00ednh \u1ed5n \u0111\u1ecbnh trong m\u00f4i tr\u01b0\u1eddng th\u1ef1c ph\u1ea9m. L\u00e0 l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh cho b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m trong b\u1ebfp gia \u0111\u00ecnh v\u00e0 c\u00f4ng nghi\u1ec7p.<br \/>\n&#8211; Inox 316 (AISI 316, c\u00f2n k\u00fd hi\u1ec7u 18\/10, c\u00f3 Mo 2\u20133%): ch\u1ed1ng \u0103n m\u00f2n clorua v\u01b0\u1ee3t tr\u1ed9i, gi\u1ea3m nguy c\u01a1 r\u1ed7 (pitting) khi n\u1ea5u m\u1eb7n, h\u1ea3i s\u1ea3n, s\u00fap\/ch\u00e1o m\u1eb7n n\u1ed3ng. Th\u01b0\u1eddng \u0111\u01b0\u1ee3c marketing l\u00e0 \u201csurgical steel\u201d. Gi\u00e1 cao h\u01a1n 304 nh\u01b0ng b\u1ec1n h\u01a1n trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t.<br \/>\n&#8211; Inox 430 (AISI 430, 18\/0 \u2013 ferritic, h\u1ea7u nh\u01b0 kh\u00f4ng c\u00f3 Ni): t\u1eeb t\u00ednh m\u1ea1nh, th\u01b0\u1eddng d\u00f9ng cho l\u1edbp ngo\u00e0i \u0111\u00e1y \u0111\u1ec3 t\u01b0\u01a1ng th\u00edch b\u1ebfp t\u1eeb. Ch\u1ed1ng \u0103n m\u00f2n k\u00e9m h\u01a1n 304\/316, kh\u00f4ng n\u00ean d\u00f9ng l\u00e0m l\u1edbp ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m \u1edf n\u1ed3i\/ch\u1ea3o ch\u1ecbu m\u00f4i tr\u01b0\u1eddng chua m\u1eb7n th\u01b0\u1eddng xuy\u00ean.<br \/>\n&#8211; Inox 201\/202 (Mn cao, Ni th\u1ea5p): gi\u00e1 r\u1ebb, ch\u1ed1ng \u0103n m\u00f2n k\u00e9m h\u01a1n 304. Ch\u1ec9 ph\u00f9 h\u1ee3p khay, k\u1ec7, d\u1ee5ng c\u1ee5 ph\u1ee5c v\u1ee5 kh\u00f4; kh\u00f4ng khuy\u1ebfn ngh\u1ecb cho n\u1ea5u n\u01b0\u1edbng acid\/m\u1eb7n.<\/p>\n<p>Tham chi\u1ebfu th\u00e0nh ph\u1ea7n m\u00e1c theo AISI\/ASTM A240 v\u00e0 datasheet c\u1ee7a c\u00e1c nh\u00e0 luy\u1ec7n kim l\u1edbn.<\/p>\n<h3>T\u1eeb t\u00ednh v\u00e0 b\u1ebfp t\u1eeb: ph\u00e2n bi\u1ec7t \u0111\u00fang<\/h3>\n<p>&#8211; 304\/316 l\u00e0 nh\u00f3m austenitic, nguy\u00ean b\u1ea3n kh\u00f4ng nhi\u1ec5m t\u1eeb. M\u1ed9t s\u1ed1 n\u1ed3i 304 c\u00f3 th\u1ec3 h\u01a1i h\u00fat nam ch\u00e2m do bi\u1ebfn c\u1ee9ng ngu\u1ed9i t\u1ea1i th\u00e0nh\/\u0111\u00e1y \u2013 \u0111\u00e2y kh\u00f4ng ph\u1ea3i d\u1ea5u hi\u1ec7u gi\u1ea3.<br \/>\n&#8211; 430 l\u00e0 ferritic, h\u00fat nam ch\u00e2m m\u1ea1nh; v\u00ec v\u1eady nh\u00e0 s\u1ea3n xu\u1ea5t th\u01b0\u1eddng gh\u00e9p l\u1edbp 430 \u1edf \u0111\u00e1y \u0111\u1ec3 t\u01b0\u01a1ng th\u00edch b\u1ebfp t\u1eeb.<br \/>\n&#8211; K\u1ebft lu\u1eadn: d\u00f9ng nam ch\u00e2m ch\u1ec9 l\u00e0 th\u1eed nghi\u1ec7m s\u01a1 b\u1ed9. \u0110\u1ec3 n\u1ea5u b\u1ebfp t\u1eeb, h\u00e3y t\u00ecm k\u00fd hi\u1ec7u \u201cInduction\u201d ho\u1eb7c th\u00f4ng s\u1ed1 c\u00f3 l\u1edbp 430\/\u0111\u00e1y nhi\u1ec5m t\u1eeb r\u00f5 r\u00e0ng.<\/p>\n<h2 id=\"toc-1-rui-ro-thoi-nhiem-kim-loai-va-tieu-chuan-an-toan-c\">R\u1ee7i ro th\u00f4i nhi\u1ec5m kim lo\u1ea1i v\u00e0 ti\u00eau chu\u1ea9n an to\u00e0n c\u1ea7n bi\u1ebft<\/h2>\n<h3>Gi\u1edbi h\u1ea1n th\u00f4i nhi\u1ec5m kim lo\u1ea1i t\u1eeb \u0111\u1ed3 kim lo\u1ea1i ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m<\/h3>\n<p>&#8211; Ch\u00e2u \u00c2u \u00e1p d\u1ee5ng khung an to\u00e0n v\u1eadt li\u1ec7u ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m (EC) 1935\/2004 v\u00e0 H\u01b0\u1edbng d\u1eabn\/H\u1ea1n m\u1ee9c th\u00f4i nhi\u1ec5m ri\u00eang cho kim lo\u1ea1i v\u00e0 h\u1ee3p kim c\u1ee7a H\u1ed9i \u0111\u1ed3ng Ch\u00e2u \u00c2u (EDQM). H\u1ea1n m\u1ee9c th\u00f4i nhi\u1ec5m tham kh\u1ea3o (SRLs) th\u01b0\u1eddng g\u1eb7p: Nickel (Ni) 0.14 mg\/kg th\u1ef1c ph\u1ea9m; Chromium (Cr) 0.25 mg\/kg; Iron (Fe) 40 mg\/kg, v.v. Th\u1eed nghi\u1ec7m \u0111i\u1ec3n h\u00ecnh d\u00f9ng dung d\u1ecbch acid acetic 3% \u1edf nhi\u1ec7t \u0111\u1ed9 cao trong th\u1eddi gian x\u00e1c \u0111\u1ecbnh.<br \/>\n&#8211; Inox 304\/316 khi s\u1ea3n xu\u1ea5t, x\u1eed l\u00fd b\u1ec1 m\u1eb7t \u0111\u00fang quy tr\u00ecnh th\u01b0\u1eddng \u0111\u00e1p \u1ee9ng\/nh\u1ecf h\u01a1n nhi\u1ec1u so v\u1edbi c\u00e1c SRL n\u00e0y.<\/p>\n<h3>Ch\u1ee9ng nh\u1eadn v\u00e0 t\u00e0i li\u1ec7u n\u00ean y\u00eau c\u1ea7u t\u1eeb nh\u00e0 cung c\u1ea5p<\/h3>\n<p>&#8211; B\u00e1o c\u00e1o th\u1eed nghi\u1ec7m migration theo h\u01b0\u1edbng d\u1eabn Council of Europe (kim lo\u1ea1i &#038; h\u1ee3p kim) ho\u1eb7c theo LFGB (\u0110\u1ee9c) cho v\u1eadt li\u1ec7u ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m.<br \/>\n&#8211; Ch\u1ee9ng nh\u1eadn v\u1eadt li\u1ec7u d\u00f9ng cho thi\u1ebft b\u1ecb th\u1ef1c ph\u1ea9m NSF\/ANSI 51 (Hoa K\u1ef3) \u0111\u1ed1i v\u1edbi d\u1ee5ng c\u1ee5\/thi\u1ebft b\u1ecb nh\u00e0 b\u1ebfp th\u01b0\u01a1ng m\u1ea1i.<br \/>\n&#8211; H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 an to\u00e0n th\u1ef1c ph\u1ea9m \u1edf nh\u00e0 m\u00e1y: ISO 9001, ISO 22000\/HACCP (\u0111\u1ed1i v\u1edbi nh\u00e0 gia c\u00f4ng \u0111\u1ed3 b\u1ebfp c\u00f4ng nghi\u1ec7p).<br \/>\n&#8211; Ch\u1ee9ng ch\u1ec9 v\u1eadt li\u1ec7u (Mill Test Certificate \u2013 EN 10204 3.1) \u0111\u1ed1i v\u1edbi l\u00f4 t\u1ea5m\/cu\u1ed9n inox d\u00f9ng gia c\u00f4ng khay, n\u1ed3i c\u00f4ng nghi\u1ec7p.<\/p>\n<h2 id=\"toc-2-cau-truc-day-do-day-va-hieu-suat-nhiet\">C\u1ea5u tr\u00fac \u0111\u00e1y, \u0111\u1ed9 d\u00e0y v\u00e0 hi\u1ec7u su\u1ea5t nhi\u1ec7t<\/h2>\n<p>&#8211; D\u1eabn nhi\u1ec7t c\u1ee7a inox k\u00e9m (\u224815 W\/m\u00b7K) so v\u1edbi nh\u00f4m (\u2248200\u2013235 W\/m\u00b7K) v\u00e0 \u0111\u1ed3ng (\u2248390\u2013400 W\/m\u00b7K). Do \u0111\u00f3, n\u1ed3i\/ch\u1ea3o inox t\u1ed1t th\u01b0\u1eddng l\u00e0:<br \/>\n  &#8211; Clad 3 l\u1edbp (3-ply): L\u00f5i nh\u00f4m \u1edf gi\u1eefa, l\u1edbp trong 304\/316, l\u1edbp ngo\u00e0i 430 (t\u01b0\u01a1ng th\u00edch b\u1ebfp t\u1eeb).<br \/>\n  &#8211; Clad 5 l\u1edbp (5-ply): Nhi\u1ec1u l\u1edbp nh\u00f4m m\u1ecfng ho\u1eb7c th\u00eam l\u00e1 \u0111\u1ed3ng, cho ph\u00e2n b\u1ed1 nhi\u1ec7t \u0111\u1ec1u h\u01a1n, gi\u1ea3m \u0111i\u1ec3m n\u00f3ng.<br \/>\n&#8211; \u0110\u1ed9 d\u00e0y khuy\u1ebfn ngh\u1ecb:<br \/>\n  &#8211; Th\u00e0nh n\u1ed3i\/ch\u1ea3o gia \u0111\u00ecnh: 0.8\u20131.2 mm (clad gi\u00fap hi\u1ec7u su\u1ea5t t\u1ed1t d\u00f9 th\u00e0nh m\u1ecfng).<br \/>\n  &#8211; N\u1ed3i c\u00f4ng nghi\u1ec7p\/nh\u00e0 h\u00e0ng: 1.2\u20131.5 mm (t\u0103ng b\u1ec1n v\u00e0 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t).<br \/>\n  &#8211; \u0110\u00e1y d\u1eadp \u0111\u00fac\/\u0111\u0129a t\u00e1n (impact-bonded disc): 4\u20137 mm gi\u00fap h\u1ea1n ch\u1ebf ch\u00e1y c\u1ee5c b\u1ed9.<br \/>\n&#8211; K\u1ebft c\u1ea5u clad to\u00e0n th\u00e2n (full-clad) cho nhi\u1ec7t \u0111\u1ec1u l\u00ean th\u00e0nh; \u0111\u0129a t\u00e1n ch\u1ec9 t\u1ed1i \u01b0u \u0111\u00e1y, th\u00e0nh v\u1eabn d\u1ec5 n\u00f3ng c\u1ee5c b\u1ed9.<\/p>\n<h2 id=\"toc-3-dau-hieu-nhan-biet-va-kiem-tra-nhanh-khi-mua\">D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft v\u00e0 ki\u1ec3m tra nhanh khi mua<\/h2>\n<p>&#8211; K\u00fd hi\u1ec7u m\u00e1c v\u00e0 c\u00e1ch ghi: \u201cSUS 304\u201d, \u201c18\/8\u201d, \u201c18\/10\u201d, \u201c316\u201d, \u201cInduction\u201d ph\u1ea3i \u0111\u01b0\u1ee3c d\u1eadp\/kh\u1eafc c\u1ed1 \u0111\u1ecbnh tr\u00ean \u0111\u00e1y ho\u1eb7c th\u00e2n. Tr\u00e1nh h\u00e0ng ch\u1ec9 in d\u00e1n r\u1eddi.<br \/>\n&#8211; Ki\u1ec3m tra b\u1ec1 m\u1eb7t: ho\u00e0n thi\u1ec7n b\u00f3ng g\u01b0\u01a1ng ho\u1eb7c m\u1edd tinh (2B\/BA), m\u1ed1i h\u00e0n m\u1ecbn, kh\u00f4ng l\u1eabn t\u1ea1p r\u1ed7; \u0111inh t\u00e1n\/\u1ed1c c\u00f9ng v\u1eadt li\u1ec7u inox \u0111\u1ec3 tr\u00e1nh \u0103n m\u00f2n \u0111i\u1ec7n h\u00f3a.<br \/>\n&#8211; Th\u1eed nam ch\u00e2m: ch\u1ec9 d\u00f9ng \u0111\u1ec3 nh\u1eadn bi\u1ebft b\u1ebfp t\u1eeb, kh\u00f4ng d\u00f9ng \u0111\u1ec3 kh\u1eb3ng \u0111\u1ecbnh 304\/316 (v\u00ec 304 v\u1eabn c\u00f3 th\u1ec3 h\u01a1i h\u00fat \u1edf v\u00f9ng bi\u1ebfn c\u1ee9ng).<br \/>\n&#8211; Y\u00eau c\u1ea7u t\u00e0i li\u1ec7u: b\u00e1o c\u00e1o th\u1eed nghi\u1ec7m di tr\u00fa kim lo\u1ea1i, ch\u1ee9ng t\u1eeb v\u1eadt li\u1ec7u, ch\u00ednh s\u00e1ch b\u1ea3o h\u00e0nh ch\u1ed1ng r\u1ed7 pitting.<\/p>\n<h2 id=\"toc-4-lua-chon-theo-nhu-cau-su-dung\">L\u1ef1a ch\u1ecdn theo nhu c\u1ea7u s\u1eed d\u1ee5ng<\/h2>\n<h3>Gia \u0111\u00ecnh<\/h3>\n<p>&#8211; B\u1ed9 c\u01a1 b\u1ea3n: n\u1ed3i 16\/20\/24 cm (s\u1ed1t, canh, lu\u1ed9c), ch\u1ea3o 24\u201328 cm, n\u1ed3i cao 24\u201328 cm cho h\u1ea7m.<br \/>\n&#8211; Ch\u1ea5t li\u1ec7u:<br \/>\n  &#8211; \u01afu ti\u00ean 304\/316 cho b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m; 316 \u0111\u00e1ng gi\u00e1 n\u1ebfu n\u1ea5u m\u1eb7n\/h\u1ea3i s\u1ea3n th\u01b0\u1eddng xuy\u00ean.<br \/>\n  &#8211; C\u1ea5u tr\u00fac: 3-ply ho\u1eb7c 5-ply cho ch\u1ea3o\/n\u1ed3i h\u1ea7m; n\u1ed3i lu\u1ed9c c\u00f3 th\u1ec3 304 + \u0111\u00e1y \u0111\u0129a t\u00e1n d\u00e0y.<br \/>\n&#8211; B\u1ebfp t\u1eeb: ch\u1ecdn lo\u1ea1i c\u00f3 l\u1edbp 430 \u1edf ngo\u00e0i \u0111\u00e1y (ghi r\u00f5 \u201cInduction\u201d).<br \/>\n&#8211; D\u1ee5ng c\u1ee5: v\u00e1, mu\u00f4i, k\u1eb9p\u2026 ch\u1ecdn 304; mu\u1ed7ng\/\u0111\u0169a g\u1eafp d\u00f9ng v\u1edbi ch\u1ea3o ch\u1ed1ng d\u00ednh n\u00ean c\u00f3 \u0111\u1ea7u silicone ch\u1ecbu nhi\u1ec7t \u0111\u1ec3 b\u1ea3o v\u1ec7 l\u1edbp ph\u1ee7.<\/p>\n<h3>B\u1ebfp c\u00f4ng nghi\u1ec7p\/nh\u00e0 h\u00e0ng, b\u1ebfp su\u1ea5t l\u1edbn<\/h3>\n<p>&#8211; N\u1ed3i s\u00fap\/h\u1ea7m: 304 d\u00e0y 1.2\u20131.5 mm, \u0111\u00e1y d\u00e0y \u22655 mm; tay c\u1ea7m t\u00e1n \u0111inh inox; n\u1eafp k\u00edn h\u01a1i. 316 cho n\u1ed3i n\u1ea5u m\u1eb7n\/\u0111\u1ed3 mu\u1ed1i chua.<br \/>\n&#8211; Ch\u1ea3o x\u00e0o: 3-ply\/5-ply \u0111\u01b0\u1eddng k\u00ednh l\u1edbn \u0111\u1ec3 nhi\u1ec7t t\u1ecfa \u0111\u1ec1u, gi\u1ea3m ch\u00e1y c\u1ee5c b\u1ed9.<br \/>\n&#8211; Khay Gastronorm (GN): d\u00f9ng 304 \u0111\u1ed9 d\u00e0y 0.8\u20131.0 mm cho marination\/acid; 201 ch\u1ec9 d\u00f9ng cho tr\u1eef kh\u00f4, line b\u1ebfp n\u00f3ng ng\u1eafn h\u1ea1n.<br \/>\n&#8211; D\u1ee5ng c\u1ee5 ph\u1ee5c v\u1ee5: th\u00eca m\u00fac, k\u1eb9p ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m \u01b0u ti\u00ean 304; b\u1ec1 m\u1eb7t \u0111i\u1ec7n h\u00f3a (electropolished) gi\u00fap v\u1ec7 sinh nhanh, ph\u00f9 h\u1ee3p HACCP.<br \/>\n&#8211; L\u00e0m vi\u1ec7c v\u1edbi nh\u00e0 cung c\u1ea5p: y\u00eau c\u1ea7u MTC 3.1 cho v\u1eadt li\u1ec7u t\u1ea5m, b\u00e1o c\u00e1o migration theo Council of Europe\/LFGB, v\u00e0 b\u1ea3o h\u00e0nh ch\u1ed1ng r\u1ed7.<\/p>\n<h2 id=\"toc-5-huong-dan-su-dung-an-toan-giam-thoi-nhiem-va-tang-\">H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng an to\u00e0n, gi\u1ea3m th\u00f4i nhi\u1ec5m v\u00e0 t\u0103ng \u0111\u1ed9 b\u1ec1n<\/h2>\n<p>&#8211; X\u1eed l\u00fd l\u1ea7n \u0111\u1ea7u: r\u1eeda v\u1edbi n\u01b0\u1edbc \u1ea5m + x\u00e0 ph\u00f2ng trung t\u00ednh; \u0111un 3% gi\u1ea5m trong 10\u201315 ph\u00fat, tr\u00e1ng s\u1ea1ch; s\u1ea5y kh\u00f4 \u0111\u1ec3 th\u1ee5 \u0111\u1ed9ng h\u00f3a (passivation) nh\u1eb9 b\u1ec1 m\u1eb7t.<br \/>\n&#8211; Khi n\u1ea5u:<br \/>\n  &#8211; Kh\u00f4ng r\u1eafc mu\u1ed1i v\u00e0o n\u01b0\u1edbc l\u1ea1nh; h\u00e3y cho mu\u1ed1i sau khi n\u01b0\u1edbc s\u00f4i \u0111\u1ec3 tr\u00e1nh r\u1ed7 pitting.<br \/>\n  &#8211; Tr\u00e1nh \u0111un kh\u00f4\/\u0111\u1ed1t ch\u00e1y n\u1ed3i; qu\u00e1 nhi\u1ec7t g\u00e2y bi\u1ebfn m\u00e0u, suy gi\u1ea3m l\u1edbp th\u1ee5 \u0111\u1ed9ng.<br \/>\n  &#8211; Kh\u00f4ng l\u01b0u tr\u1eef d\u00e0i ng\u00e0y m\u00f3n chua\/m\u1eb7n trong n\u1ed3i; h\u00e3y chuy\u1ec3n sang h\u1ed9p tr\u1eef th\u1ef1c ph\u1ea9m.<br \/>\n&#8211; V\u1ec7 sinh:<br \/>\n  &#8211; Tr\u00e1nh ch\u1ea5t t\u1ea9y ch\u1ee9a clo\/thu\u1ed1c t\u1ea9y Javen (NaClO); tr\u00e1nh mi\u1ebfng ch\u00e0 s\u1eaft carbon g\u00e2y \u201cg\u1ec9 tr\u00e0\u201d.<br \/>\n  &#8211; D\u00f9ng b\u1ed9t t\u1ea9y g\u1ed1c oxalic\/citric (v\u00ed d\u1ee5 lo\u1ea1i chuy\u00ean inox) \u0111\u1ec3 x\u1eed l\u00fd \u1ed1 v\u00e0ng, v\u1ec7t c\u1ea7u v\u1ed3ng; r\u1eeda v\u00e0 lau kh\u00f4 ngay.<br \/>\n&#8211; K\u1ef9 thu\u1eadt ch\u1ed1ng d\u00ednh t\u1ef1 nhi\u00ean v\u1edbi inox: l\u00e0m n\u00f3ng ch\u1ea3o \u0111\u1ebfn khi gi\u1ecdt n\u01b0\u1edbc vo tr\u00f2n l\u0103n tr\u00ean b\u1ec1 m\u1eb7t (Leidenfrost), th\u00eam d\u1ea7u r\u1ed3i cho th\u1ef1c ph\u1ea9m kh\u00f4 r\u00e1o v\u00e0o; h\u1ea1n ch\u1ebf d\u00ednh.<\/p>\n<h2 id=\"toc-6-so-sanh-nhanh-inox-vs-nhom-gang-chong-dinh\">So s\u00e1nh nhanh: inox vs nh\u00f4m, gang, ch\u1ed1ng d\u00ednh<\/h2>\n<p>&#8211; Inox 304\/316: an to\u00e0n, b\u1ec1n, trung t\u00ednh v\u1edbi m\u00f9i v\u1ecb, v\u1ec7 sinh nhanh; d\u1eabn nhi\u1ec7t k\u00e9m n\u00ean c\u1ea7n \u0111\u00e1y\/l\u00f5i d\u1eabn nhi\u1ec7t.<br \/>\n&#8211; Nh\u00f4m tr\u1ea7n: d\u1eabn nhi\u1ec7t t\u1ed1t nh\u01b0ng d\u1ec5 th\u00f4i nhi\u1ec5m trong m\u00f4i tr\u01b0\u1eddng acid\/m\u1eb7n; c\u1ea7n anod h\u00f3a c\u1ee9ng n\u1ebfu d\u00f9ng ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m.<br \/>\n&#8211; Gang\/xen gang tr\u00e1ng men: gi\u1eef nhi\u1ec7t t\u1ed1t, n\u1eb7ng; men ch\u1ea5t l\u01b0\u1ee3ng cao an to\u00e0n nh\u01b0ng c\u00f3 th\u1ec3 s\u1ee9t m\u1ebb n\u1ebfu va \u0111\u1eadp.<br \/>\n&#8211; Ch\u1ea3o ch\u1ed1ng d\u00ednh: ti\u1ec7n, nhi\u1ec7t v\u1eeba; c\u1ea7n quan t\u00e2m \u0111\u1ebfn lo\u1ea1i l\u1edbp ph\u1ee7 v\u00e0 nhi\u1ec7t \u0111\u1ed9 s\u1eed d\u1ee5ng; inox l\u00e0 l\u1ef1a ch\u1ecdn \u201ckh\u00f4ng PFAS\u201d t\u1ef1 nhi\u00ean.<\/p>\n<h2 id=\"toc-7-gia-tham-khao-va-tong-chi-phi-so-huu-tco\">Gi\u00e1 tham kh\u1ea3o v\u00e0 t\u1ed5ng chi ph\u00ed s\u1edf h\u1eefu (TCO)<\/h2>\n<p>&#8211; Gia \u0111\u00ecnh:<br \/>\n  &#8211; B\u1ed9 inox 304 c\u01a1 b\u1ea3n: ~0.7\u20133 tri\u1ec7u VND.<br \/>\n  &#8211; 3-ply\/5-ply cao c\u1ea5p ho\u1eb7c 316: ~3\u201310+ tri\u1ec7u VND.<br \/>\n&#8211; B\u1ebfp c\u00f4ng nghi\u1ec7p:<br \/>\n  &#8211; N\u1ed3i 304 d\u00e0y 1.2\u20131.5 mm: t\u1eeb 1\u20135+ tri\u1ec7u t\u00f9y dung t\u00edch.<br \/>\n  &#8211; Khay GN 304 0.8\u20131.0 mm: 150\u2013600 ngh\u00ecn\/khay.<br \/>\n\u0110\u1ea7u t\u01b0 \u0111\u00fang m\u00e1c v\u00e0 c\u1ea5u tr\u00fac gi\u00fap gi\u1ea3m h\u1ecfng h\u00f3c (r\u1ed7, cong \u0111\u00e1y), gi\u1ea3m hao n\u0103ng l\u01b0\u1ee3ng, t\u1ed1i \u01b0u TCO.<\/p>\n<h2 id=\"toc-8-cau-hoi-thuong-gap\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n<p>&#8211; D\u1ecb \u1ee9ng nickel th\u00ec d\u00f9ng inox n\u00e0o?<br \/>\n  &#8211; C\u00e2n nh\u1eafc 430 (\u00edt Ni) ho\u1eb7c c\u00e1c d\u00f2ng \u201cnickel-free\u201d (v\u00ed d\u1ee5 21\/0). Tuy nhi\u00ean, 430 ch\u1ed1ng \u0103n m\u00f2n k\u00e9m h\u01a1n; h\u1ea1n ch\u1ebf n\u1ea5u m\u00f3n chua m\u1eb7n v\u00e0 ch\u0103m v\u1ec7 sinh. 304\/316 gi\u1ea3i ph\u00f3ng Ni r\u1ea5t th\u1ea5p khi d\u00f9ng \u0111\u00fang c\u00e1ch v\u00e0 \u0111\u1ea1t chu\u1ea9n migration.<br \/>\n&#8211; Inox 201 c\u00f3 d\u00f9ng n\u1ea5u \u0103n \u0111\u01b0\u1ee3c kh\u00f4ng?<br \/>\n  &#8211; Kh\u00f4ng khuy\u1ebfn ngh\u1ecb cho n\u1ea5u acid\/m\u1eb7n ho\u1eb7c b\u1ea3o qu\u1ea3n th\u1ef1c ph\u1ea9m; ph\u00f9 h\u1ee3p \u0111\u1ed3 ph\u1ee5 tr\u1ee3\/tr\u1eef kh\u00f4.<br \/>\n&#8211; N\u1ed3i inox c\u00f3 v\u1ec7t c\u1ea7u v\u1ed3ng\/v\u00e0ng?<br \/>\n  &#8211; Do qu\u00e1 nhi\u1ec7t\/kho\u00e1ng c\u1ee9ng. L\u00e0 hi\u1ec7n t\u01b0\u1ee3ng b\u1ec1 m\u1eb7t, kh\u00f4ng \u0111\u1ed9c; l\u00e0m s\u1ea1ch b\u1eb1ng dung d\u1ecbch g\u1ed1c citric\/oxalic.<br \/>\n&#8211; V\u00ec sao n\u1ed3i 304 kh\u00f4ng d\u00f9ng \u0111\u01b0\u1ee3c b\u1ebfp t\u1eeb?<br \/>\n  &#8211; 304 kh\u00f4ng t\u1eeb t\u00ednh. C\u1ea7n \u0111\u00e1y c\u00f3 l\u1edbp 430 ho\u1eb7c c\u1ea5u tr\u00fac \u0111a l\u1edbp t\u01b0\u01a1ng th\u00edch b\u1ebfp t\u1eeb.<\/p>\n<h2 id=\"toc-9-cach-lam-viec-hieu-qua-voi-nha-cung-cap\">C\u00e1ch l\u00e0m vi\u1ec7c hi\u1ec7u qu\u1ea3 v\u1edbi nh\u00e0 cung c\u1ea5p<\/h2>\n<p>&#8211; M\u00f4 t\u1ea3 r\u00f5 nhu c\u1ea7u (lo\u1ea1i b\u1ebfp, m\u00f3n n\u1ea5u, t\u1ea7n su\u1ea5t, dung t\u00edch).<br \/>\n&#8211; Y\u00eau c\u1ea7u v\u00e0 l\u01b0u tr\u1eef: MTC EN 10204 3.1, ch\u1ee9ng nh\u1eadn migration (Council of Europe\/LFGB), NSF\/ANSI 51 (n\u1ebfu thi\u1ebft b\u1ecb b\u1ebfp c\u00f4ng nghi\u1ec7p), b\u1ea3o h\u00e0nh ch\u1ed1ng r\u1ed7\/cong \u0111\u00e1y.<br \/>\n&#8211; Ki\u1ec3m tra m\u1eabu th\u1ef1c t\u1ebf: \u0111\u1ed9 d\u00e0y, \u0111\u1ed9 ph\u1eb3ng \u0111\u00e1y, ch\u1ea5t l\u01b0\u1ee3ng m\u1ed1i h\u00e0n, t\u01b0\u01a1ng th\u00edch b\u1ebfp t\u1eeb, th\u1eddi gian s\u00f4i chu\u1ea9n so v\u1edbi n\u1ed3i c\u0169.<\/p>\n<h2 id=\"toc-10-tai-lieu-tham-khao\">T\u00e0i li\u1ec7u tham kh\u1ea3o<\/h2>\n<p>&#8211; Council of Europe, Metals and alloys used in food contact materials \u2013 Technical Guide to the safety assessment (Resolution CM\/Res(2013)9, EDQM, c\u1eadp nh\u1eadt). https:\/\/www.edqm.eu<br \/>\n&#8211; NSF International, NSF\/ANSI 51: Food Equipment Materials (gi\u1edbi thi\u1ec7u ti\u00eau chu\u1ea9n). https:\/\/www.nsf.org<br \/>\n&#8211; ATI Specialty Materials, Technical Data Sheets for 304\/316 Stainless Steels (th\u00e0nh ph\u1ea7n v\u00e0 t\u00ednh n\u0103ng). https:\/\/www.atimaterials.com<br \/>\n&#8211; Outokumpu, Stainless Steel Handbook &#038; Grade datasheets (304\/316\/430). https:\/\/www.outokumpu.com<\/p>\n<h2 id=\"toc-11-ket-luan\">K\u1ebft lu\u1eadn<\/h2>\n<p>\u0110\u1ec3 ch\u1ecdn xoong n\u1ed3i v\u00e0 d\u1ee5ng c\u1ee5 inox an to\u00e0n cho s\u1ee9c kh\u1ecfe, h\u00e3y \u01b0u ti\u00ean 304 ho\u1eb7c 316 cho b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m; d\u00f9ng 316 n\u1ebfu th\u01b0\u1eddng xuy\u00ean n\u1ea5u m\u1eb7n\/h\u1ea3i s\u1ea3n. Ch\u1ecdn c\u1ea5u tr\u00fac \u0111\u00e1y \u0111a l\u1edbp (3-ply\/5-ply) ho\u1eb7c \u0111\u00e1y \u0111\u0129a t\u00e1n d\u00e0y \u0111\u1ec3 d\u1eabn nhi\u1ec7t \u0111\u1ec1u, v\u00e0 \u0111\u1ea3m b\u1ea3o c\u00f3 l\u1edbp 430 \u1edf \u0111\u00e1y n\u1ebfu n\u1ea5u b\u1ebfp t\u1eeb. Y\u00eau c\u1ea7u nh\u00e0 cung c\u1ea5p cung c\u1ea5p b\u00e1o c\u00e1o th\u1eed nghi\u1ec7m th\u00f4i nhi\u1ec5m kim lo\u1ea1i theo h\u01b0\u1edbng d\u1eabn Council of Europe\/LFGB, ch\u1ee9ng nh\u1eadn v\u1eadt li\u1ec7u NSF\/ANSI 51 (cho b\u1ebfp c\u00f4ng nghi\u1ec7p), v\u00e0 ch\u1ee9ng ch\u1ec9 v\u1eadt li\u1ec7u. Tu\u00e2n th\u1ee7 m\u1eb9o s\u1eed d\u1ee5ng\/ v\u1ec7 sinh (kh\u00f4ng \u0111\u1ed5 mu\u1ed1i v\u00e0o n\u01b0\u1edbc l\u1ea1nh, tr\u00e1nh ch\u1ea5t t\u1ea9y ch\u1ee9a clo, l\u00e0m s\u1ea1ch \u0111\u00fang c\u00e1ch) \u0111\u1ec3 h\u1ea1n ch\u1ebf th\u00f4i nhi\u1ec5m v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd. L\u00e0m \u0111\u00fang ngay t\u1eeb kh\u00e2u l\u1ef1a ch\u1ecdn v\u00e0 s\u1eed d\u1ee5ng, b\u1ea1n s\u1ebd c\u00f3 b\u1ed9 n\u1ed3i\/d\u1ee5ng c\u1ee5 an to\u00e0n, b\u1ec1n b\u1ec9 v\u00e0 hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng trong nhi\u1ec1u n\u0103m.<\/p>\n<p>C\u1ea7n t\u01b0 v\u1ea5n chi ti\u1ebft theo nhu c\u1ea7u b\u1ebfp gia \u0111\u00ecnh hay b\u1ebfp c\u00f4ng nghi\u1ec7p? Li\u00ean h\u1ec7 Inox C\u01b0\u1eddng Th\u1ecbnh \u0111\u1ec3 \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb m\u00e1c inox, c\u1ea5u tr\u00fac \u0111\u00e1y 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 ch\u1ecdn xoong n\u1ed3i, d\u1ee5ng c\u1ee5 Inox an to\u00e0n: \u01b0u ti\u00ean 304\/316, nh\u1eadn bi\u1ebft 18\/8\u201318\/10, \u0111\u00e1y \u0111a l\u1edbp, t\u01b0\u01a1ng th\u00edch b\u1ebfp t\u1eeb, ch\u1ee9ng nh\u1eadn LFGB\/NSF, m\u1eb9o d\u00f9ng b\u1ec1n.<\/p>\n","protected":false},"author":7,"featured_media":1013,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-1764","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\/1764","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=1764"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/1764\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1013"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=1764"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=1764"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=1764"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}