{"id":1187,"date":"2025-10-15T12:34:28","date_gmt":"2025-10-15T05:34:28","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/so-sanh-inox-cuon-can-nong-no-1-va-can-nguoi-2b-ba-chi-tiet\/"},"modified":"2025-10-15T12:34:28","modified_gmt":"2025-10-15T05:34:28","slug":"so-sanh-inox-cuon-can-nong-no-1-va-can-nguoi-2b-ba-chi-tiet","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/so-sanh-inox-cuon-can-nong-no-1-va-can-nguoi-2b-ba-chi-tiet\/","title":{"rendered":"So s\u00e1nh inox cu\u1ed9n c\u00e1n n\u00f3ng No.1 v\u00e0 c\u00e1n ngu\u1ed9i 2B, BA chi ti\u1ebft"},"content":{"rendered":"<div class=\"custom-toc\">\n<h3>N\u1ed9i dung ch\u00ednh<\/h3>\n<ul>\n<li><a href=\"#toc-0-dinh-nghia-va-tieu-chuan-ky-hieu-be-mat\">\u0110\u1ecbnh ngh\u0129a v\u00e0 ti\u00eau chu\u1ea9n k\u00fd hi\u1ec7u b\u1ec1 m\u1eb7t<\/a><\/li>\n<li><a href=\"#toc-1-quy-trinh-san-xuat-can-nong-vs-can-nguoi\">Quy tr\u00ecnh s\u1ea3n xu\u1ea5t: c\u00e1n n\u00f3ng vs c\u00e1n ngu\u1ed9i<\/a><\/li>\n<li><a href=\"#toc-2-so-sanh-thong-so-ky-thuat-cot-loi\">So s\u00e1nh th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ed1t l\u00f5i<\/a><\/li>\n<li><a href=\"#toc-3-anh-huong-den-gia-cong-va-thi-cong\">\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn gia c\u00f4ng v\u00e0 thi c\u00f4ng<\/a><\/li>\n<li><a href=\"#toc-4-ung-dung-dien-hinh-tai-viet-nam\">\u1ee8ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh t\u1ea1i Vi\u1ec7t Nam<\/a><\/li>\n<li><a href=\"#toc-5-gia-va-toi-uu-chi-phi\">Gi\u00e1 v\u00e0 t\u1ed1i \u01b0u chi ph\u00ed<\/a><\/li>\n<li><a href=\"#toc-6-cach-nhan-biet-va-kiem-tra-nhanh\">C\u00e1ch nh\u1eadn bi\u1ebft v\u00e0 ki\u1ec3m tra nhanh<\/a><\/li>\n<li><a href=\"#toc-7-luu-y-nguon-cung-dich-vu-tai-ha-noivn\">L\u01b0u \u00fd ngu\u1ed3n cung \u2013 d\u1ecbch v\u1ee5 t\u1ea1i H\u00e0 N\u1ed9i\/VN<\/a><\/li>\n<li><a href=\"#toc-8-checklist-chon-cuon-inox-dung-ngay-tu-dau\">Checklist ch\u1ecdn cu\u1ed9n inox \u0111\u00fang ngay t\u1eeb \u0111\u1ea7u<\/a><\/li>\n<li><a href=\"#toc-9-faq-nhanh\">FAQ nhanh<\/a><\/li>\n<li><a href=\"#toc-10-khi-nao-chon-no1-khi-nao-chon-2b-khi-nao-chon-ba\">Khi n\u00e0o ch\u1ecdn No.1, khi n\u00e0o ch\u1ecdn 2B, khi n\u00e0o ch\u1ecdn BA?<\/a><\/li>\n<li><a href=\"#toc-11-tieu-chuan-tham-chieu-huu-ich\">Ti\u00eau chu\u1ea9n tham chi\u1ebfu h\u1eefu \u00edch<\/a><\/li>\n<li><a href=\"#toc-12-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Trong h\u1ec7 s\u1ea3n ph\u1ea9m inox (t\u1ea5m, cu\u1ed9n, \u1ed1ng, h\u1ed9p, thanh), cu\u1ed9n inox l\u00e0 ngu\u1ed3n ph\u00f4i ch\u1ee7 l\u1ef1c cho d\u1eadp, c\u1eaft x\u1ebb v\u00e0 gia c\u00f4ng c\u01a1 kh\u00ed. C\u00e2u h\u1ecfi l\u1edbn nh\u1ea5t khi ch\u1ecdn cu\u1ed9n l\u00e0 ch\u1ecdn c\u00e1n n\u00f3ng No.1 hay c\u00e1n ngu\u1ed9i 2B\/BA. B\u00e0i vi\u1ebft n\u00e0y ph\u00e2n t\u00edch t\u1eeb quy tr\u00ecnh, b\u1ec1 m\u1eb7t, dung sai, c\u01a1 t\u00ednh \u0111\u1ebfn \u1ee9ng d\u1ee5ng v\u00e0 t\u1ed1i \u01b0u chi ph\u00ed, gi\u00fap k\u1ef9 s\u01b0 v\u00e0 ch\u1ee7 x\u01b0\u1edfng \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh ch\u00ednh x\u00e1c.<\/p>\n<h2 id=\"toc-0-dinh-nghia-va-tieu-chuan-ky-hieu-be-mat\">\u0110\u1ecbnh ngh\u0129a v\u00e0 ti\u00eau chu\u1ea9n k\u00fd hi\u1ec7u b\u1ec1 m\u1eb7t<\/h2>\n<p>&#8211; No.1: S\u1ea3n ph\u1ea9m c\u00e1n n\u00f3ng, sau \u1ee7 (anneal) v\u00e0 t\u1ea9y axit (pickled). B\u1ec1 m\u1eb7t x\u00e1m b\u1ea1c, nh\u00e1m \u0111\u1ec1u, kh\u00f4ng b\u00f3ng. Ti\u00eau chu\u1ea9n: ASTM A480\/A480M, JIS G4304 (plate)\/G4303, EN 10088-2 (ch\u1ec9 th\u1ecb t\u01b0\u01a1ng \u0111\u01b0\u01a1ng).<br \/>\n&#8211; 2D: C\u00e1n ngu\u1ed9i, \u1ee7 v\u00e0 t\u1ea9y, b\u1ec1 m\u1eb7t m\u1edd th\u00f4 h\u01a1n 2B; \u00edt ph\u1ed5 bi\u1ebfn t\u1ea1i VN.<br \/>\n&#8211; 2B: C\u00e1n ngu\u1ed9i, \u1ee7 \u2013 t\u1ea9y, sau \u0111\u00f3 c\u00e1n tinh (skin-pass) t\u1ea1o b\u1ec1 m\u1eb7t m\u1edd m\u1ecbn \u0111\u1ed3ng \u0111\u1ec1u; l\u00e0 ho\u00e0n thi\u1ec7n ph\u1ed5 bi\u1ebfn nh\u1ea5t cho cu\u1ed9n m\u1ecfng.<br \/>\n&#8211; BA (Bright Annealed): C\u00e1n ngu\u1ed9i, \u1ee7 s\u00e1ng trong m\u00f4i tr\u01b0\u1eddng b\u1ea3o v\u1ec7 (H2\/N2), kh\u00f4ng t\u1ea9y, b\u1ec1 m\u1eb7t s\u00e1ng b\u00f3ng g\u1ea7n g\u01b0\u01a1ng, r\u1ea5t s\u1ea1ch.<\/p>\n<p>L\u01b0u \u00fd: K\u00fd hi\u1ec7u m\u00f4 t\u1ea3 ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t, kh\u00f4ng ch\u1ec9 hi\u1ec7n tr\u1ea1ng \u201cn\u00f3ng\u201d hay \u201cngu\u1ed9i\u201d; c\u00f9ng m\u00e1c th\u00e9p (201\/304\/316\/430), kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n ch\u1ee7 y\u1ebfu gi\u1ed1ng nhau, b\u1ec1 m\u1eb7t kh\u00e1c nhau ch\u1ee7 y\u1ebfu \u1ea3nh h\u01b0\u1edfng th\u1ea9m m\u1ef9, v\u1ec7 sinh, gia c\u00f4ng.<\/p>\n<h2 id=\"toc-1-quy-trinh-san-xuat-can-nong-vs-can-nguoi\">Quy tr\u00ecnh s\u1ea3n xu\u1ea5t: c\u00e1n n\u00f3ng vs c\u00e1n ngu\u1ed9i<\/h2>\n<h3>C\u00e1n n\u00f3ng No.1<\/h3>\n<p>&#8211; Ph\u00f4i slab \u2192 c\u00e1n n\u00f3ng \u1edf nhi\u1ec7t \u0111\u1ed9 tr\u00ean nhi\u1ec7t \u0111\u1ed9 k\u1ebft tinh l\u1ea1i \u2192 l\u1edbp oxit (scale) h\u00ecnh th\u00e0nh.<br \/>\n&#8211; \u1ee6 + t\u1ea9y axit (HNO3 + HF) \u2192 lo\u1ea1i b\u1ecf scale, \u0111\u01b0a v\u1ec1 b\u1ec1 m\u1eb7t No.1.<br \/>\n&#8211; Cu\u1ed9n l\u1ea1i, th\u01b0\u1eddng m\u00e9p th\u00f4 (mill edge). D\u1ea3i \u0111\u1ed9 d\u00e0y l\u1edbn, b\u1ec1 m\u1eb7t nh\u00e1m h\u01a1n, dung sai r\u1ed9ng h\u01a1n.<\/p>\n<h3>C\u00e1n ngu\u1ed9i 2B\/BA<\/h3>\n<p>&#8211; B\u1eaft \u0111\u1ea7u t\u1eeb d\u1ea3i c\u00e1n n\u00f3ng \u0111\u00e3 t\u1ea9y \u2192 c\u00e1n ngu\u1ed9i (gi\u1ea3m \u0111\u1ed9 d\u00e0y, c\u1ea3i thi\u1ec7n \u0111\u1ed9 ph\u1eb3ng v\u00e0 dung sai).<br \/>\n&#8211; 2B: \u1ee6 + t\u1ea9y \u2192 c\u00e1n tinh (skin-pass) b\u1eb1ng tr\u1ee5c b\u00f3ng m\u1edd t\u1ea1o b\u1ec1 m\u1eb7t \u0111\u1ed3ng \u0111\u1ec1u, d\u1ec5 gia c\u00f4ng.<br \/>\n&#8211; BA: \u1ee6 s\u00e1ng trong l\u00f2 kh\u00ed b\u1ea3o v\u1ec7 \u2192 b\u1ec1 m\u1eb7t s\u00e1ng b\u00f3ng, kh\u00f4ng t\u1ea9y. C\u00f3 th\u1ec3 c\u00e1n tinh r\u1ea5t nh\u1eb9 ho\u1eb7c \u0111\u1ec3 nguy\u00ean.<br \/>\n&#8211; Th\u00e0nh ph\u1ea9m th\u01b0\u1eddng c\u00f3 m\u00e0ng PE b\u1ea3o v\u1ec7, m\u00e9p x\u1ebb (slit edge) g\u1ecdn, \u0111\u1ed9 ph\u1eb3ng cao.<\/p>\n<h2 id=\"toc-2-so-sanh-thong-so-ky-thuat-cot-loi\">So s\u00e1nh th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ed1t l\u00f5i<\/h2>\n<p>&#8211; D\u1ea3i \u0111\u1ed9 d\u00e0y ph\u1ed5 bi\u1ebfn (tham kh\u1ea3o th\u1ecb tr\u01b0\u1eddng VN):<br \/>\n  &#8211; No.1: kho\u1ea3ng 3.0\u201314\/16 mm (m\u1ed9t s\u1ed1 nh\u00e0 m\u00e1y t\u1edbi 20 mm).<br \/>\n  &#8211; 2B: kho\u1ea3ng 0.3\u20133.0 mm (ph\u1ed5 bi\u1ebfn 0.5\u20132.0 mm).<br \/>\n  &#8211; BA: kho\u1ea3ng 0.3\u20131.5 mm (m\u1ecfng l\u00e0 ch\u00ednh).<br \/>\n&#8211; Kh\u1ed5 r\u1ed9ng chu\u1ea9n: 1000, 1219 (4 ft), 1500, 1524 mm; 1219 mm ph\u1ed5 bi\u1ebfn nh\u1ea5t.<br \/>\n&#8211; \u0110\u01b0\u1eddng k\u00ednh l\u00f5i cu\u1ed9n (ID): 508 mm ho\u1eb7c 610 mm. Tr\u1ecdng l\u01b0\u1ee3ng: 5\u201312 t\u1ea5n\/cu\u1ed9n t\u00f9y d\u00e0y.<br \/>\n&#8211; Dung sai \u0111\u1ed9 d\u00e0y (tham chi\u1ebfu ASTM A480\/EN 10051\/EN 10088-2, thay \u0111\u1ed5i theo d\u00e0y\/kh\u1ed5):<br \/>\n  &#8211; No.1: th\u01b0\u1eddng \u00b10.20 \u0111\u1ebfn \u00b10.40 mm (d\u1ea3i 3\u201310 mm).<br \/>\n  &#8211; 2B\/BA: th\u01b0\u1eddng \u00b10.03 \u0111\u1ebfn \u00b10.08 mm (d\u1ea3i 0.3\u20133.0 mm).<br \/>\n&#8211; \u0110\u1ed9 ph\u1eb3ng\/\u0111\u1ed9 s\u00f3ng:<br \/>\n  &#8211; 2B\/BA ph\u1eb3ng h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi No.1; ph\u00f9 h\u1ee3p c\u1eaft laser, d\u1eadp ch\u00ednh x\u00e1c.<br \/>\n&#8211; \u0110\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t \u201cRa\u201d (x\u1ea5p x\u1ec9, mang t\u00ednh tham kh\u1ea3o):<br \/>\n  &#8211; No.1: ~1.0\u20133.2 \u00b5m.<br \/>\n  &#8211; 2B: ~0.1\u20130.4 \u00b5m.<br \/>\n  &#8211; BA: ~0.05\u20130.10 \u00b5m (r\u1ea5t b\u00f3ng).<br \/>\n&#8211; C\u01a1 t\u00ednh \u0111i\u1ec3n h\u00ecnh (ph\u1ee5 thu\u1ed9c m\u00e1c v\u00e0 l\u1ecbch s\u1eed \u1ee7; gi\u00e1 tr\u1ecb tham kh\u1ea3o):<br \/>\n  &#8211; \u0110\u1ed9 c\u1ee9ng Vickers: No.1 ~150\u2013180 HV; 2B ~160\u2013190 HV; BA ~170\u2013200 HV.<br \/>\n  &#8211; Gi\u1edbi h\u1ea1n ch\u1ea3y: 2B\/BA th\u01b0\u1eddng nh\u1ec9nh h\u01a1n No.1 m\u1ed9t ch\u00fat do hi\u1ec7u \u1ee9ng c\u00e1n ngu\u1ed9i + skin-pass, nh\u01b0ng \u0111\u1ec1u \u1edf tr\u1ea1ng th\u00e1i \u1ee7, d\u1ec5 gia c\u00f4ng.<br \/>\n&#8211; B\u1ec1 m\u1eb7t v\u00e0 nhi\u1ec5m b\u1ea9n:<br \/>\n  &#8211; BA s\u1ea1ch nh\u1ea5t, d\u1ec5 v\u1ec7 sinh; 2B m\u1edd m\u1ecbn; No.1 nh\u00e1m n\u00ean d\u1ec5 b\u00e1m b\u1ea9n h\u01a1n.<\/p>\n<h2 id=\"toc-3-anh-huong-den-gia-cong-va-thi-cong\">\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn gia c\u00f4ng v\u00e0 thi c\u00f4ng<\/h2>\n<p>&#8211; C\u1eaft:<br \/>\n  &#8211; Laser\/fiber: 2B\/BA cho v\u1ebft c\u1eaft \u0111\u1eb9p; BA ph\u1ea3n x\u1ea1 cao \u2192 n\u00ean d\u00f9ng m\u00e0ng PE, t\u1ed1i \u01b0u th\u00f4ng s\u1ed1 ch\u1ed1ng ph\u1ea3n x\u1ea1.<br \/>\n  &#8211; Plasma\/oxy-gas: inox kh\u00f4ng c\u1eaft oxy-gas; plasma d\u00f9ng cho t\u1ea5m d\u00e0y, No.1 th\u01b0\u1eddng kinh t\u1ebf h\u01a1n.<br \/>\n  &#8211; Ch\u00e9m (shear): 2B\/BA g\u1edd m\u00e9p g\u1ecdn, \u00edt ba via h\u01a1n v\u1edbi c\u00f9ng th\u00f4ng s\u1ed1 dao.<br \/>\n&#8211; U\u1ed1n v\u00e0 d\u1eadp s\u00e2u:<br \/>\n  &#8211; 2B ph\u00f9 h\u1ee3p u\u1ed1n\/d\u1eadp s\u00e2u (b\u1ed3n n\u01b0\u1edbc, ch\u1eadu ch\u1eadu, v\u1ecf m\u00e1y).<br \/>\n  &#8211; BA c\u00f3 th\u1ec3 \u0111\u1ec3 l\u1ea1i v\u1ebft khi d\u1eadp; th\u01b0\u1eddng y\u00eau c\u1ea7u khu\u00f4n s\u1ea1ch, phim b\u1ea3o v\u1ec7, b\u00f4i tr\u01a1n t\u1ed1t.<br \/>\n  &#8211; No.1 u\u1ed1n d\u00e0y\/k\u1ebft c\u1ea5u; d\u1eadp h\u00ecnh ph\u1ee9c t\u1ea1p k\u00e9m l\u1ee3i th\u1ebf do nh\u00e1m v\u00e0 d\u00e0y.<br \/>\n&#8211; H\u00e0n:<br \/>\n  &#8211; C\u00f9ng m\u00e1c, kh\u1ea3 n\u0103ng h\u00e0n t\u01b0\u01a1ng \u0111\u01b0\u01a1ng. Sau h\u00e0n n\u00ean t\u1ea9y m\u1ed1i h\u00e0n v\u00e0 th\u1ee5 \u0111\u1ed9ng h\u00f3a \u0111\u1ec3 kh\u00f4i ph\u1ee5c m\u00e0ng th\u1ee5 \u0111\u1ed9ng. BA y\u00eau c\u1ea7u b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t tr\u00e1nh \u0111\u1ed5i m\u00e0u nhi\u1ec7t \u1edf v\u00f9ng th\u1ea5y \u0111\u01b0\u1ee3c.<br \/>\n&#8211; Ho\u00e0n thi\u1ec7n sau gia c\u00f4ng:<br \/>\n  &#8211; Ch\u1ea3i x\u01b0\u1edbc (#4\/HL): n\u00ean b\u1eaft \u0111\u1ea7u t\u1eeb 2B\/BA \u0111\u1ec3 ra v\u00e2n \u0111\u1ec1u.<br \/>\n  &#8211; \u0110\u00e1nh b\u00f3ng g\u01b0\u01a1ng #8: BA ti\u1ebft ki\u1ec7m c\u00f4ng h\u01a1n 2B.<br \/>\n  &#8211; PVD\/ma m\u1ea1 trang tr\u00ed: \u01b0u ti\u00ean BA \u0111\u1ec3 m\u00e0u \u0111\u1ec1u, \u0111\u1ed9 b\u00f3ng cao.<br \/>\n&#8211; V\u1ec7 sinh \u2013 vi sinh:<br \/>\n  &#8211; BA\/2B c\u00f3 b\u1ec1 m\u1eb7t m\u1ecbn d\u1ec5 l\u00e0m s\u1ea1ch, ph\u00f9 h\u1ee3p F&#038;B, d\u01b0\u1ee3c, y t\u1ebf; No.1 kh\u00f4ng t\u1ed1i \u01b0u cho b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac th\u1ef1c ph\u1ea9m n\u1ebfu kh\u00f4ng x\u1eed l\u00fd l\u1ea1i.<\/p>\n<h2 id=\"toc-4-ung-dung-dien-hinh-tai-viet-nam\">\u1ee8ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh t\u1ea1i Vi\u1ec7t Nam<\/h2>\n<p>&#8211; No.1:<br \/>\n  &#8211; K\u1ebft c\u1ea5u, khung \u0111\u1ee1, b\u00edch, n\u1eafp b\u1ec3, thang\/lan can c\u00f4ng nghi\u1ec7p, b\u1ed3n b\u1ec3 trung d\u00e0y, ng\u00e0nh h\u00f3a ch\u1ea5t (sau khi x\u1eed l\u00fd m\u1ed1i h\u00e0n).<br \/>\n  &#8211; Ph\u00f4i x\u1ebb t\u1ea5m d\u00e0y \u0111\u1ec3 gia c\u00f4ng c\u01a1 kh\u00ed n\u1eb7ng, chi ti\u1ebft ch\u1ecbu l\u1ef1c.<br \/>\n&#8211; 2B:<br \/>\n  &#8211; Thi\u1ebft b\u1ecb b\u1ebfp, b\u1ed3n n\u01b0\u1edbc, t\u1ee7 \u0111i\u1ec7n, v\u1ecf m\u00e1y, \u1ed1ng \u2013 ph\u1ee5 ki\u1ec7n sau d\u1eadp, ch\u1ea5n; chi ti\u1ebft \u0111\u00f2i h\u1ecfi \u0111\u1ed9 ph\u1eb3ng\/dung sai t\u1ed1t.<br \/>\n&#8211; BA:<br \/>\n  &#8211; Thang m\u00e1y, \u1ed1p trang tr\u00ed, n\u1ed9i th\u1ea5t, bi\u1ec3n b\u1ea3ng, \u0111\u1ed3 gia d\u1ee5ng cao c\u1ea5p, thi\u1ebft b\u1ecb y t\u1ebf \u2013 ph\u00f2ng s\u1ea1ch.<br \/>\n&#8211; M\u00e1c th\u00e9p th\u01b0\u1eddng g\u1eb7p theo ho\u00e0n thi\u1ec7n:<br \/>\n  &#8211; 201\/304\/316L: \u0111\u1ee7 c\u1ea3 No.1, 2B; BA ch\u1ee7 y\u1ebfu \u1edf d\u1ea3i m\u1ecfng.<br \/>\n  &#8211; 430 (ferritic): 2B\/BA r\u1ea5t ph\u1ed5 bi\u1ebfn cho trang tr\u00ed, thi\u1ebft b\u1ecb b\u1ebfp.<\/p>\n<h2 id=\"toc-5-gia-va-toi-uu-chi-phi\">Gi\u00e1 v\u00e0 t\u1ed1i \u01b0u chi ph\u00ed<\/h2>\n<p>&#8211; Th\u1ee9 t\u1ef1 gi\u00e1 b\u00ecnh qu\u00e2n: No.1 < 2B < BA (c\u00f9ng m\u00e1c, d\u00e0y t\u01b0\u01a1ng \u0111\u01b0\u01a1ng).\n- Nguy\u00ean t\u1eafc ch\u1ecdn:\n  - Ch\u1ec9 ch\u1ecdn BA khi c\u1ea7n th\u1ea9m m\u1ef9 cao\/\u0111\u1ed9 s\u1ea1ch b\u1ec1 m\u1eb7t; n\u1ebfu ch\u1ec9 c\u1ea7n m\u1edd m\u1ecbn \u2192 2B \u0111\u1ee7.\n  - Chi ti\u1ebft d\u00e0y\/k\u1ebft c\u1ea5u \u2192 No.1 kinh t\u1ebf h\u01a1n.\n  - V\u1edbi y\u00eau c\u1ea7u ch\u1ea3i x\u01b0\u1edbc #4\/HL sau \u0111\u00f3: 2B l\u00e0 n\u1ec1n t\u1ed1i \u01b0u, kh\u00f4ng c\u1ea7n BA.\n  - C\u00f9ng ch\u1ee9c n\u0103ng, t\u1ed1i \u01b0u d\u1ea3i d\u00e0y v\u00e0 kh\u1ed5 \u0111\u1ec3 gi\u1ea3m ph\u1ebf li\u1ec7u khi x\u1ebb\/c\u1eaft.\n\n\n\n<h2 id=\"toc-6-cach-nhan-biet-va-kiem-tra-nhanh\">C\u00e1ch nh\u1eadn bi\u1ebft v\u00e0 ki\u1ec3m tra nhanh<\/h2>\n<p>&#8211; Nh\u1eadn bi\u1ebft b\u1eb1ng m\u1eaft:<br \/>\n  &#8211; No.1: x\u00e1m b\u1ea1c, nh\u00e1m, \u201cda cam\u201d nh\u1eb9, kh\u00f4ng b\u00f3ng.<br \/>\n  &#8211; 2B: x\u00e1m m\u1edd, m\u1ecbn, \u0111\u1ed3ng \u0111\u1ec1u; ph\u1ea3n chi\u1ebfu m\u1edd.<br \/>\n  &#8211; BA: s\u00e1ng b\u00f3ng g\u1ea7n nh\u01b0 g\u01b0\u01a1ng, th\u1ea5y r\u00f5 h\u00ecnh ph\u1ea3n chi\u1ebfu.<br \/>\n&#8211; S\u1edd tay\/\u0111o Ra: No.1 nh\u00e1m th\u1ea5y r\u00f5; 2B m\u1ecbn; BA r\u1ea5t m\u1ecbn (Ra ~0.05\u20130.1 \u00b5m).<br \/>\n&#8211; Nh\u00e3n cu\u1ed9n\/MTC (Mill Test Certificate): ki\u1ec3m tra m\u00e1c, ti\u00eau chu\u1ea9n (ASTM A240\/JIS\/EN), ho\u00e0n thi\u1ec7n (No.1\/2B\/BA), nhi\u1ec7t luy\u1ec7n, dung sai.<br \/>\n&#8211; M\u00e9p cu\u1ed9n:<br \/>\n  &#8211; Mill edge (M.E.) th\u01b0\u1eddng \u1edf No.1; Slit edge (S.E.) g\u1ecdn \u1edf 2B\/BA.<br \/>\n&#8211; C\u1ea3nh b\u00e1o:<br \/>\n  &#8211; \u201cBA gi\u1ea3\u201d th\u1ef1c ch\u1ea5t l\u00e0 2B \u0111\u00e1nh b\u00f3ng: m\u1eb7t tr\u01b0\u1edbc b\u00f3ng nh\u01b0ng m\u1eb7t sau m\u1edd v\u00e0 v\u1ec7t ch\u1ea3i; BA chu\u1ea9n c\u1ea3 hai m\u1eb7t \u0111\u1ec1u s\u00e1ng (tr\u1eeb khi m\u1ed9t m\u1eb7t \u0111\u01b0\u1ee3c c\u00e1n tinh kh\u00e1c nhau).<br \/>\n  &#8211; L\u1eabn l\u1ed9n 2D v\u00e0 2B: 2D m\u1edd th\u00f4 h\u01a1n, \u00edt d\u00f9ng th\u01b0\u01a1ng m\u1ea1i VN.<\/p>\n<h2 id=\"toc-7-luu-y-nguon-cung-dich-vu-tai-ha-noivn\">L\u01b0u \u00fd ngu\u1ed3n cung \u2013 d\u1ecbch v\u1ee5 t\u1ea1i H\u00e0 N\u1ed9i\/VN<\/h2>\n<p>&#8211; T\u1ed3n kho m\u1ea1nh: 2B m\u00e1c 201\/304 \u1edf kh\u1ed5 1219 mm, d\u00e0y 0.5\u20132.0 mm; No.1 d\u00e0y 3\u201312 mm; BA m\u1ecfng ch\u1ecdn l\u1ecdc, \u0111\u1eb7c bi\u1ec7t 304\/430.<br \/>\n&#8211; D\u1ecbch v\u1ee5 x\u1ebb b\u0103ng\/c\u1eaft t\u1ea5m: nh\u1eadn x\u1ebb theo kh\u1ed5, d\u00e1n PE 1 m\u1eb7t\/2 m\u1eb7t cho 2B\/BA, \u0111\u00e1nh s\u1ed1 l\u00f4, \u0111\u00f3ng g\u00f3i pallet ki\u1ec7n g\u1ed7.<br \/>\n&#8211; Th\u1eddi gian \u0111\u1eb7t h\u00e0ng BA \u0111\u1eb7c th\u00f9 ho\u1eb7c kh\u1ed5 1500\/1524 mm c\u00f3 th\u1ec3 d\u00e0i h\u01a1n (4\u20138 tu\u1ea7n n\u1ebfu nh\u1eadp th\u1eb3ng nh\u00e0 m\u00e1y).<br \/>\n&#8211; Tr\u1ecdng l\u01b0\u1ee3ng cu\u1ed9n t\u1ed1i \u01b0u theo thi\u1ebft b\u1ecb x\u01b0\u1edfng: 6\u20138 t\u1ea5n\/cu\u1ed9n gi\u00fap gi\u1ea3m \u0111\u1ed5i cu\u1ed9n khi d\u1eadp\/c\u1eaft.<\/p>\n<h2 id=\"toc-8-checklist-chon-cuon-inox-dung-ngay-tu-dau\">Checklist ch\u1ecdn cu\u1ed9n inox \u0111\u00fang ngay t\u1eeb \u0111\u1ea7u<\/h2>\n<p>&#8211; Y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t: c\u1ea7n b\u00f3ng g\u01b0\u01a1ng \u2192 BA; c\u1ea7n m\u1edd m\u1ecbn \u2192 2B; kh\u00f4ng y\u00eau c\u1ea7u th\u1ea9m m\u1ef9 \u2192 No.1.<br \/>\n&#8211; \u0110\u1ed9 d\u00e0y\/\u0111\u1ed9 ph\u1eb3ng: m\u1ecfng v\u00e0 ph\u1ea3i ph\u1eb3ng \u2192 2B\/BA; d\u00e0y \u2192 No.1.<br \/>\n&#8211; Quy tr\u00ecnh gia c\u00f4ng: d\u1eadp s\u00e2u\/u\u1ed1n tinh \u2192 2B; \u0111\u00e1nh b\u00f3ng g\u01b0\u01a1ng\/PVD \u2192 BA; c\u1eaft plasma k\u1ebft c\u1ea5u \u2192 No.1.<br \/>\n&#8211; M\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng: h\u00f3a ch\u1ea5t\/bi\u1ec3n \u2192 \u01b0u ti\u00ean m\u00e1c 316L b\u1ea5t k\u1ec3 ho\u00e0n thi\u1ec7n; th\u1ef1c ph\u1ea9m\/y t\u1ebf \u2192 2B\/BA.<br \/>\n&#8211; Ng\u00e2n s\u00e1ch: t\u1ed1i thi\u1ec3u h\u00f3a b\u1eb1ng c\u00e1ch kh\u00f4ng \u201cn\u00e2ng\u201d ho\u00e0n thi\u1ec7n v\u01b0\u1ee3t nhu c\u1ea7u.<br \/>\n&#8211; H\u1eadu ki\u1ec3m: y\u00eau c\u1ea7u MTC, ki\u1ec3m Ra\/\u0111\u1ed9 d\u00e0y\/dung sai, th\u1eed c\u1eaft m\u1eabu.<\/p>\n<h2 id=\"toc-9-faq-nhanh\">FAQ nhanh<\/h2>\n<p>&#8211; 2B hay BA ch\u1ed1ng g\u1ec9 t\u1ed1t h\u01a1n?<br \/>\n  &#8211; V\u1edbi c\u00f9ng m\u00e1c (304\/316L\u2026), kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n n\u1ec1n t\u01b0\u01a1ng \u0111\u01b0\u01a1ng; BA m\u1ecbn h\u01a1n n\u00ean b\u00e1m b\u1ea9n \u00edt, d\u1ec5 v\u1ec7 sinh.<br \/>\n&#8211; C\u00f3 th\u1ec3 ch\u1ea3i x\u01b0\u1edbc t\u1eeb BA kh\u00f4ng?<br \/>\n  &#8211; \u0110\u01b0\u1ee3c, nh\u01b0ng 2B l\u00e0 n\u1ec1n kinh t\u1ebf h\u01a1n \u0111\u1ec3 l\u00e0m #4\/HL; BA d\u00e0nh cho \u0111\u00e1nh g\u01b0\u01a1ng\/PVD.<br \/>\n&#8211; V\u00ec sao BA \u0111\u1eaft h\u01a1n?<br \/>\n  &#8211; Y\u00eau c\u1ea7u \u1ee7 s\u00e1ng trong kh\u00ed b\u1ea3o v\u1ec7, ki\u1ec3m so\u00e1t b\u1ec1 m\u1eb7t nghi\u00eam ng\u1eb7t, t\u1ef7 l\u1ec7 ph\u1ebf ph\u1ea9m th\u1ea5p h\u01a1n.<br \/>\n&#8211; C\u00f3 n\u00ean d\u00f9ng No.1 cho m\u00f4i tr\u01b0\u1eddng th\u1ef1c ph\u1ea9m?<br \/>\n  &#8211; Kh\u00f4ng khuy\u1ebfn ngh\u1ecb n\u1ebfu b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp; c\u1ea7n ho\u00e0n thi\u1ec7n m\u1ecbn h\u01a1n (2B\/BA) ho\u1eb7c x\u1eed l\u00fd l\u1ea1i b\u1ec1 m\u1eb7t.<\/p>\n<h2 id=\"toc-10-khi-nao-chon-no1-khi-nao-chon-2b-khi-nao-chon-ba\">Khi n\u00e0o ch\u1ecdn No.1, khi n\u00e0o ch\u1ecdn 2B, khi n\u00e0o ch\u1ecdn BA?<\/h2>\n<p>&#8211; Ch\u1ecdn No.1 n\u1ebfu:<br \/>\n  &#8211; D\u00e0y \u22653 mm, k\u1ebft c\u1ea5u\/c\u01a1 kh\u00ed n\u1eb7ng, y\u00eau c\u1ea7u ch\u1ecbu l\u1ef1c, kh\u00f4ng \u01b0u ti\u00ean th\u1ea9m m\u1ef9.<br \/>\n&#8211; Ch\u1ecdn 2B n\u1ebfu:<br \/>\n  &#8211; D\u1ea3i m\u1ecfng (0.5\u20132.0 mm), c\u1ea7n ph\u1eb3ng, d\u1eadp\/u\u1ed1n \u0111\u1eb9p, b\u1ec1 m\u1eb7t m\u1edd m\u1ecbn cho thi\u1ebft b\u1ecb c\u00f4ng nghi\u1ec7p.<br \/>\n&#8211; Ch\u1ecdn BA n\u1ebfu:<br \/>\n  &#8211; Y\u00eau c\u1ea7u th\u1ea9m m\u1ef9 cao, b\u1ec1 m\u1eb7t s\u00e1ng b\u00f3ng, d\u1ec5 v\u1ec7 sinh (thang m\u00e1y, trang tr\u00ed, ph\u00f2ng s\u1ea1ch), ho\u1eb7c c\u1ea7n n\u1ec1n t\u1ed1i \u01b0u \u0111\u1ec3 \u0111\u00e1nh g\u01b0\u01a1ng\/PVD.<\/p>\n<h2 id=\"toc-11-tieu-chuan-tham-chieu-huu-ich\">Ti\u00eau chu\u1ea9n tham chi\u1ebfu h\u1eefu \u00edch<\/h2>\n<p>&#8211; ASTM A240\/A240M: T\u1ea5m, l\u00e1 v\u00e0 d\u1ea3i inox cho d\u1ecbch v\u1ee5 ch\u1ecbu \u00e1p\/kh\u00e1i d\u1ee5ng.<br \/>\n&#8211; ASTM A480\/A480M: Y\u00eau c\u1ea7u chung v\u1ec1 \u0111\u1ed9 d\u00e0y, dung sai, ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t (No.1, 2D, 2B, BA\u2026).<br \/>\n&#8211; EN 10088-2, JIS G4305: Quy \u0111\u1ecbnh t\u01b0\u01a1ng \u0111\u01b0\u01a1ng theo h\u1ec7 EN\/JIS.<\/p>\n<h2 id=\"toc-12-ket-luan\">K\u1ebft lu\u1eadn<\/h2>\n<p>\u0110i\u1ec3m m\u1ea5u ch\u1ed1t: No.1 l\u00e0 cu\u1ed9n c\u00e1n n\u00f3ng d\u00e0nh cho d\u00e0y, ch\u1ecbu l\u1ef1c, b\u1ec1 m\u1eb7t nh\u00e1m; 2B l\u00e0 cu\u1ed9n c\u00e1n ngu\u1ed9i ph\u1ed5 th\u00f4ng, m\u1edd m\u1ecbn, ph\u1eb3ng v\u00e0 d\u1ec5 gia c\u00f4ng; BA l\u00e0 c\u00e1n ngu\u1ed9i \u1ee7 s\u00e1ng, si\u00eau s\u1ea1ch v\u00e0 b\u00f3ng cho \u1ee9ng d\u1ee5ng th\u1ea9m m\u1ef9 \u2013 v\u1ec7 sinh cao. Ch\u1ecdn \u0111\u00fang ho\u00e0n thi\u1ec7n theo y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t, \u0111\u1ed9 d\u00e0y, quy tr\u00ecnh gia c\u00f4ng v\u00e0 ng\u00e2n s\u00e1ch s\u1ebd gi\u00fap t\u1ed1i \u01b0u chi ph\u00ed m\u00e0 kh\u00f4ng hy sinh hi\u1ec7u n\u0103ng. N\u1ebfu ch\u01b0a ch\u1eafc, m\u1eb7c \u0111\u1ecbnh 2B l\u00e0 l\u1ef1a ch\u1ecdn \u201can to\u00e0n\u201d cho \u0111a s\u1ed1 \u1ee9ng d\u1ee5ng m\u1ecfng; chuy\u1ec3n sang No.1 khi c\u1ea7n d\u00e0y\/k\u1ebft c\u1ea5u, v\u00e0 n\u00e2ng l\u00ean BA khi th\u1ea9m m\u1ef9 l\u00e0 \u01b0u ti\u00ean s\u1ed1 m\u1ed9t.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ph\u00e2n bi\u1ec7t inox cu\u1ed9n No.1, 2B, BA: quy tr\u00ecnh, b\u1ec1 m\u1eb7t, d\u1ea3i \u0111\u1ed9 d\u00e0y, dung sai, c\u01a1 t\u00ednh, gia c\u00f4ng, \u1ee9ng d\u1ee5ng v\u00e0 gi\u00e1. H\u01b0\u1edbng d\u1eabn ch\u1ecdn \u0111\u00fang v\u1eadt li\u1ec7u cho d\u1ef1 \u00e1n.<\/p>\n","protected":false},"author":7,"featured_media":1008,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-1187","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\/1187","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=1187"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/1187\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1008"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=1187"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=1187"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=1187"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}