{"id":66333,"date":"2026-07-25T08:00:11","date_gmt":"2026-07-24T23:00:11","guid":{"rendered":"https:\/\/norimen.net\/?p=66333"},"modified":"2026-07-22T18:49:17","modified_gmt":"2026-07-22T09:49:17","slug":"khong-can-boi-dau-chong-gi-cho-dau-cam-cot-thep","status":"publish","type":"post","link":"https:\/\/norimen.net\/vi\/rebar-insertion-head-anti-rust-oil-unnecessary\/","title":{"rendered":"D\u1ea7u ch\u1ed1ng g\u1ec9 cho \u0111\u1ea7u thanh c\u1ed1t th\u00e9p c\u00f3 th\u1ef1c s\u1ef1 c\u1ea7n thi\u1ebft kh\u00f4ng? | Th\u00e9p m\u1ea1 k\u1ebdm HDZT77 v\u00e0 gi\u1edbi h\u1ea1n suy gi\u1ea3m do oxy h\u00f3a"},"content":{"rendered":"<p>Xin ch\u00e0o m\u1ecdi ng\u01b0\u1eddi.<\/p>\n<p>\u0110\u00e2y l\u00e0 Enta.<\/p>\n<p>M\u1ed7i ng\u00e0y \u0111\u1ec1u n\u00f3ng qu\u00e1 nh\u1ec9 w<\/p>\n<p>T\u1ea1i hi\u1ec7n tr\u01b0\u1eddng, t\u1eeb s\u00e1ng s\u1edbm kh\u00f4ng kh\u00ed \u0111\u00e3 ng\u1ed9t ng\u1ea1t nh\u01b0 trong ph\u00f2ng x\u00f4ng h\u01a1i, c\u00f3 v\u1ebb nh\u01b0 th\u1ec3 l\u1ef1c c\u1ee7a ch\u00fang t\u00f4i s\u1ebd c\u1ea1n ki\u1ec7t tr\u01b0\u1edbc.<\/p>\n<p>H\u00e3y nh\u1edb b\u1ed5 sung \u0111\u1ea7y \u0111\u1ee7 n\u01b0\u1edbc v\u00e0 mu\u1ed1i nh\u00e9 ^^<\/p>\n<hr \/>\n<p>Th\u00f4i, quay l\u1ea1i ch\u1ee7 \u0111\u1ec1 ch\u00ednh<\/p>\n<p>L\u1ea7n n\u00e0y, ch\u00fang ta s\u1ebd b\u00e0n v\u1ec1 ch\u1ee7 \u0111\u1ec1 \u201cLi\u1ec7u d\u1ea7u ch\u1ed1ng g\u1ec9 b\u00f4i v\u00e0o \u0111\u1ea7u thanh c\u1ed1t th\u00e9p c\u00f3 th\u1ef1c s\u1ef1 c\u1ea7n thi\u1ebft hay kh\u00f4ng?\u201d.<\/p>\n<p>T\u1eeb tr\u01b0\u1edbc \u0111\u1ebfn nay, t\u00f4i \u0111\u00e3 vi\u1ebft kh\u00e1 nhi\u1ec1u v\u1ec1 nh\u1eefng th\u1eafc m\u1eafc v\u00e0 v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn n\u1eafp b\u00ecnh d\u1ea7u.<\/p>\n<p>H\u00f4m nay, t\u00f4i s\u1ebd vi\u1ebft l\u1ea1i v\u1ec1 v\u1ea5n \u0111\u1ec1 n\u00e0y d\u1ef1a tr\u00ean c\u00e1c con s\u1ed1 li\u00ean quan \u0111\u1ebfn tu\u1ed5i th\u1ecd c\u1ee7a l\u1edbp m\u1ea1 k\u1ebdm v\u00e0 th\u1eddi gian s\u1eed d\u1ee5ng c\u1ee7a d\u1ea7u ch\u1ed1ng g\u1ec9.<\/p>\n<hr \/>\n<h2>B\u1ea1n c\u00f3 bi\u1ebft gi\u1edbi h\u1ea1n oxy h\u00f3a v\u00e0 suy gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a d\u1ea7u kh\u00f4ng?<\/h2>\n<p>B\u1ea1n \u0111\u00e3 t\u1eebng nghe n\u00f3i \u0111\u1ebfn \u201cgi\u1edbi h\u1ea1n suy gi\u1ea3m do oxy h\u00f3a c\u1ee7a d\u1ea7u\u201d ch\u01b0a?<\/p>\n<p>D\u1ea7u ch\u1ed1ng g\u1ec9 l\u00e0 lo\u1ea1i d\u1ea7u d\u00f9ng \u0111\u1ec3 ng\u0103n ch\u1eb7n s\u1ef1 x\u00e2m nh\u1eadp c\u1ee7a n\u01b0\u1edbc, kh\u00f4ng kh\u00ed v\u00e0 b\u1ee5i v\u00e0o b\u1ec1 m\u1eb7t kim lo\u1ea1i, t\u1eeb \u0111\u00f3 ng\u0103n ng\u1eeba s\u1ef1 h\u00ecnh th\u00e0nh g\u1ec9 s\u00e9t.<\/p>\n<p>Tuy nhi\u00ean, b\u1ea3n th\u00e2n d\u1ea7u kh\u00f4ng th\u1ec3 ph\u00e1t huy t\u00e1c d\u1ee5ng m\u00e3i m\u00e3i.<\/p>\n<p>Theo c\u1ea3m nh\u1eadn c\u1ee7a t\u00f4i, n\u1ebfu \u0111\u1ec3 d\u1ea7u ch\u1ed1ng g\u1ec9 nh\u01b0 v\u1eady m\u00e0 kh\u00f4ng x\u1eed l\u00fd g\u00ec, ch\u1ec9 kho\u1ea3ng m\u1ed9t tu\u1ea7n l\u00e0 n\u00f3 s\u1ebd chuy\u1ec3n sang m\u00e0u \u0111en.<\/p>\n<p>T\u00f4i ngh\u0129 r\u1eb1ng nh\u1eefng ai l\u00e0m qu\u1ea3n l\u00fd th\u00ec ch\u1eafc h\u1eb3n \u0111\u00e3 t\u1eebng tr\u1ea3i qua chuy\u1ec7n n\u00e0y r\u1ed3i nh\u1ec9 (c\u00e1i th\u00f9ng phuy \u0111\u1ef1ng d\u1ea7u ch\u1ed1ng g\u1ec9 \u0111\u00e3 d\u00f9ng h\u1ebft \u1ea5y) (c\u01b0\u1eddi)<\/p>\n<p>B\u1ee9c \u1ea3nh d\u01b0\u1edbi \u0111\u00e2y th\u1ec3 hi\u1ec7n s\u1ef1 suy gi\u1ea3m do oxy h\u00f3a c\u1ee7a d\u1ea7u ch\u1ed1ng g\u1ec9 \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp theo s\u1ef1 chuy\u1ec3n m\u00e0u.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-66336\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2026\/07\/2026-07-14-13.43.40.jpg\" alt=\"Gi\u1edbi h\u1ea1n oxy h\u00f3a c\u1ee7a d\u1ea7u\" width=\"600\" height=\"206\" \/><\/p>\n<p>T\u00f9y thu\u1ed9c v\u00e0o \u0111i\u1ec1u ki\u1ec7n, nh\u01b0ng n\u1ebfu \u0111\u1ec3 tr\u00ean \u0111\u1ea7u kho\u1ea3ng 5 n\u0103m th\u00ec m\u00e0u s\u1eafc s\u1ebd b\u1ecb phai \u0111i kh\u00e1 nhi\u1ec1u, ph\u1ea3i kh\u00f4ng?<\/p>\n<p>Tr\u01b0\u1edbc h\u1ebft, \u0111\u1ed1i v\u1edbi d\u1ea7u ch\u1ed1ng g\u1ec9, m\u1ed7i lo\u1ea1i \u0111\u1ec1u c\u00f3 th\u1eddi gian ch\u1ed1ng g\u1ec9 d\u1ef1 ki\u1ebfn ri\u00eang.<\/p>\n<p>D\u1ea7u ch\u1ed1ng g\u1ec9 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i theo ti\u00eau chu\u1ea9n JIS, \u0111\u01b0\u1ee3c chia th\u00e0nh c\u00e1c lo\u1ea1i t\u1eeb NP-0 \u0111\u1ebfn NP-20 d\u1ef1a tr\u00ean t\u00ednh ch\u1ea5t c\u1ee7a l\u1edbp m\u00e0ng v\u00e0 d\u1ea7u g\u1ed1c; ng\u01b0\u1eddi ta cho r\u1eb1ng l\u1edbp m\u00e0ng c\u00e0ng d\u00e0y th\u00ec th\u1eddi gian ch\u1ed1ng g\u1ec9 c\u00e0ng l\u00e2u.<\/p>\n<p>N\u00f3i c\u00e1ch kh\u00e1c, \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 lo\u1ea1i v\u1eadt li\u1ec7u m\u00e0 ch\u1ec9 c\u1ea7n \u201cb\u00f4i d\u1ea7u ch\u1ed1ng g\u1ec9 l\u00e0 s\u1ebd an t\u00e2m su\u1ed1t \u0111\u1eddi\u201d, m\u00e0 l\u00e0 m\u1ed9t lo\u1ea1i v\u1eadt t\u01b0 ti\u00eau hao, tu\u1ed5i th\u1ecd c\u1ee7a n\u00f3 s\u1ebd thay \u0111\u1ed5i t\u00f9y theo lo\u1ea1i, \u0111\u1ed9 d\u00e0y l\u1edbp m\u00e0ng v\u00e0 m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng.<\/p>\n<p>&nbsp;<\/p>\n<p>Ng\u01b0\u1eddi ta cho r\u1eb1ng nguy\u00ean nh\u00e2n khi\u1ebfn s\u1eaft b\u1ecb r\u1ec9 s\u00e9t l\u00e0 do oxy v\u00e0 n\u01b0\u1edbc k\u1ebft h\u1ee3p v\u1edbi nhau, khi\u1ebfn s\u1eaft c\u1ed1 g\u1eafng tr\u1edf v\u1ec1 tr\u1ea1ng th\u00e1i \u1ed5n \u0111\u1ecbnh ban \u0111\u1ea7u c\u1ee7a n\u00f3, \u0111\u00f3 l\u00e0 oxit s\u1eaft.<\/p>\n<p>D\u1ea7u ch\u1ed1ng g\u1ec9 ng\u0103n ch\u1eb7n s\u1ef1 h\u00ecnh th\u00e0nh g\u1ec9 s\u00e9t b\u1eb1ng c\u00e1ch ng\u0103n ch\u1eb7n oxy v\u00e0 h\u01a1i \u1ea9m x\u00e2m nh\u1eadp v\u00e0o b\u1ec1 m\u1eb7t kim lo\u1ea1i.<\/p>\n<p>Tuy nhi\u00ean, khi ch\u00ednh d\u1ea7u ph\u1ea3n \u1ee9ng v\u1edbi oxy, nhi\u1ec7t v\u00e0 b\u1ee5i m\u00e0 b\u1ecb oxy h\u00f3a, kh\u1ea3 n\u0103ng ng\u0103n ch\u1eb7n n\u00e0y c\u0169ng s\u1ebd d\u1ea7n suy gi\u1ea3m.<\/p>\n<p>C\u0169ng c\u00f3 nh\u1eefng lo\u1ea1i m\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n s\u1ebd bay h\u01a1i theo th\u1eddi gian, gi\u1ed1ng nh\u01b0 c\u00e1c s\u1ea3n ph\u1ea9m d\u1ea1ng bay h\u01a1i. (Ch\u1eb3ng h\u1ea1n nh\u01b0 Kure 556.)<\/p>\n<p>Ch\u00ednh v\u00ec v\u1eady, thay v\u00ec ngh\u0129 r\u1eb1ng \u201c\u0111\u00e3 \u0111\u01b0a v\u00e0o l\u00e0 xong\u201d, t\u00f4i cho r\u1eb1ng s\u1ebd g\u1ea7n v\u1edbi th\u1ef1c t\u1ebf h\u01a1n n\u1ebfu ch\u00fang ta coi r\u1eb1ng \u201cqu\u00e1 tr\u00ecnh \u0111\u1ebfm ng\u01b0\u1ee3c b\u1eaft \u0111\u1ea7u ngay t\u1eeb khi \u0111\u01b0a v\u00e0o\u201d.<\/p>\n<p>Tu\u1ed5i th\u1ecd th\u1ef1c t\u1ebf c\u1ee7a d\u1ea7u ch\u1ed1ng g\u1ec9 cho ph\u1ea7n \u0111\u1ea7u \u0111\u01b0\u1ee3c cho l\u00e0 t\u1ed1i \u0111a kho\u1ea3ng 5 n\u0103m (Hi\u1ec7p h\u1ed9i M\u1ecf neo KJS).<\/p>\n<p>B\u1edfi v\u00ec, ch\u00fang b\u1ecb ph\u01a1i d\u01b0\u1edbi c\u00e1i n\u1eafng h\u00e8 n\u00f3ng nh\u01b0 thi\u00eau \u0111\u1ed1t, v\u00e0 trong tr\u01b0\u1eddng h\u1ee3p x\u1ea5u nh\u1ea5t th\u00ec \u0111\u00e3 tan ch\u1ea3y r\u1ed3i m\u00e0...<\/p>\n<p>Qu\u00e1 tr\u00ecnh oxy h\u00f3a di\u1ec5n ra ng\u00e0y c\u00e0ng nhanh d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a nhi\u1ec7t.<\/p>\n<p>&nbsp;<\/p>\n<p>Theo k\u1ebft qu\u1ea3 cu\u1ed9c kh\u1ea3o s\u00e1t tr\u01b0\u1edbc \u0111\u00e2y, 62% ng\u01b0\u1eddi \u0111\u01b0\u1ee3c h\u1ecfi cho r\u1eb1ng kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-66329\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2026\/07\/17a05215a0bebc7cbccae970fb4dd883.jpg\" alt=\"C\u00f3 hay kh\u00f4ng c\u00f3 d\u1ea7u ch\u1ed1ng g\u1ec9\" width=\"600\" height=\"158\" \/><\/p>\n<p>Nh\u00e2n ti\u1ec7n, \u1edf ph\u00eda b\u00ean tr\u00e1i trang web n\u00e0y c\u00f3 n\u00fat kh\u1ea3o s\u00e1t.<\/p>\n<p>Tr\u01b0\u1edbc \u0111\u00e2y m\u00ecnh c\u0169ng \u0111\u00e3 th\u1ef1c hi\u1ec7n m\u1ed9t cu\u1ed9c kh\u1ea3o s\u00e1t v\u1edbi c\u00e2u h\u1ecfi \u201cC\u00f3 c\u1ea7n d\u00f9ng d\u1ea7u ch\u1ed1ng g\u1ec9 cho th\u1ee3 l\u1eafp c\u1ed1t th\u00e9p kh\u00f4ng?\u201d, n\u00ean n\u1ebfu ai quan t\u00e2m \u0111\u1ebfn k\u1ebft qu\u1ea3 th\u00ec h\u00e3y gh\u00e9 qua xem th\u1eed nh\u00e9 w<\/p>\n<hr \/>\n<h2>Ngay c\u1ea3 nh\u1eefng lo\u1ea1i neo v\u1ed1n r\u1ea5t kh\u1eaft khe v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng g\u1ec9 c\u0169ng \u0111\u00e3 thay \u0111\u1ed5i c\u00e1ch ti\u1ebfp c\u1eadn \u0111\u1ed1i v\u1edbi ph\u1ea7n \u0111\u1ea7u neo<\/h2>\n<p>\u1ede \u0111\u00e2y, ch\u00fang ta s\u1ebd n\u00f3i v\u1ec1 k\u1ef9 thu\u1eadt neo \u0111\u1ea5t.<\/p>\n<p>Trong c\u00e1c lo\u1ea1i c\u00f4ng tr\u00ecnh gia c\u1ed1 m\u00e1i d\u1ed1c, c\u00f4ng tr\u00ecnh neo \u0111\u1ea5t l\u00e0 lo\u1ea1i \u0111\u00f2i h\u1ecfi kh\u1eaft khe nh\u1ea5t v\u1ec1 ch\u1ed1ng g\u1ec9 v\u00e0 ch\u1ed1ng \u0103n m\u00f2n.<\/p>\n<p>L\u00fd do l\u00e0 v\u00ec \u0111\u00e3 s\u1eed d\u1ee5ng th\u00e9p PC ch\u1ecbu l\u1ef1c c\u0103ng cao \u1edf ph\u1ea7n g\u00e2n, n\u00ean n\u1ebfu qu\u00e1 tr\u00ecnh \u0103n m\u00f2n ti\u1ebfn tri\u1ec3n, s\u1ebd c\u00f3 nguy c\u01a1 d\u1eabn \u0111\u1ebfn n\u1ee9t do \u0103n m\u00f2n d\u01b0\u1edbi \u1ee9ng su\u1ea5t ho\u1eb7c g\u00e3y v\u1ee1.<\/p>\n<p>Ch\u00ednh v\u00ec v\u1eady, ngay c\u1ea3 trong Ti\u00eau chu\u1ea9n thi\u1ebft k\u1ebf v\u00e0 thi c\u00f4ng neo \u0111\u1ea5t (JGS4101-2012, Hi\u1ec7p h\u1ed9i K\u1ef9 thu\u1eadt \u0110\u1ecba k\u1ef9 thu\u1eadt), \u0111\u1ed1i v\u1edbi c\u00e1c neo c\u00f3 th\u1eddi gian s\u1eed d\u1ee5ng t\u1eeb 2 n\u0103m tr\u1edf l\u00ean, ti\u00eau chu\u1ea9n n\u00e0y c\u0169ng y\u00eau c\u1ea7u ph\u1ea3i c\u00f3 bi\u1ec7n ph\u00e1p ch\u1ed1ng \u0103n m\u00f2n ch\u1eafc ch\u1eafn (c\u1ea5p ch\u1ed1ng \u0103n m\u00f2n II tr\u1edf l\u00ean).<\/p>\n<p>Trong t\u00e0i li\u1ec7u ti\u00eau chu\u1ea9n n\u00e0y, c\u00f3 ghi r\u00f5 r\u1eb1ng n\u1ebfu vi\u1ec7c ch\u1ed1ng \u0103n m\u00f2n t\u1eeb ph\u1ea7n \u0111\u1ea7u \u0111\u1ebfn ph\u1ea7n ch\u1ecbu l\u1ef1c k\u00e9o kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7, s\u1ebd c\u00f3 nguy c\u01a1 g\u00e3y v\u1ee1 do \u0103n m\u00f2n, do \u0111\u00f3 c\u1ea7n \u0111\u1eb7c bi\u1ec7t ch\u00fa \u00fd.<\/p>\n<p>\u0110\u1eb7c bi\u1ec7t, c\u00e1c khu v\u1ef1c ranh gi\u1edbi nh\u01b0 m\u1eb7t sau c\u1ee7a b\u1ed9 ph\u1eadn c\u1ed1 \u0111\u1ecbnh hay \u0111i\u1ec3m n\u1ed1i v\u1edbi b\u1ed9 ph\u1eadn ch\u1ecbu l\u1ef1c k\u00e9o th\u01b0\u1eddng d\u1ec5 d\u1eabn \u0111\u1ebfn s\u1ef1 gi\u00e1n \u0111o\u1ea1n trong c\u1ea5u tr\u00fac ch\u1ed1ng \u0103n m\u00f2n, v\u00e0 \u0111\u00e2y ch\u00ednh l\u00e0 nh\u1eefng v\u1ecb tr\u00ed d\u1ec5 b\u1ecb \u0103n m\u00f2n nh\u1ea5t.<\/p>\n<p>\u0110i\u1ec1u \u0111\u00f3 cho th\u1ea5y th\u1ebf gi\u1edbi c\u1ee7a Anchor th\u1ef1c s\u1ef1 r\u1ea5t ch\u00fa tr\u1ecdng \u0111\u1ebfn vi\u1ec7c ch\u1ed1ng g\u1ec9 s\u00e9t cho khu v\u1ef1c xung quanh \u0111\u1ea7u neo.<\/p>\n<figure id=\"attachment_66337\" aria-describedby=\"caption-attachment-66337\" style=\"width: 600px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-66337\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2026\/07\/transparentHCAR.jpg\" alt=\"N\u1eafp trong su\u1ed1t, kh\u00f4ng ch\u1ee9a m\u1ee1 b\u00f4i tr\u01a1n\" width=\"600\" height=\"461\" \/><figcaption id=\"caption-attachment-66337\" class=\"wp-caption-text\">Ch\u1ed1t neo m\u1eb7t \u0111\u1ea5t KJS, n\u1eafp trong su\u1ed1t, kh\u00f4ng c\u1ea7n b\u00f4i m\u1ee1<\/figcaption><\/figure>\n<p>V\u1ec1 ph\u01b0\u01a1ng ph\u00e1p ch\u1ed1ng \u0103n m\u00f2n ph\u1ea7n \u0111\u1ea7u c\u1ee7a neo, t\u00e0i li\u1ec7u ti\u00eau chu\u1ea9n (\u201cH\u01b0\u1edbng d\u1eabn thi\u1ebft k\u1ebf v\u00e0 thi c\u00f4ng c\u00f4ng tr\u00ecnh neo \u0111\u1ea5t\u201d) n\u00eau r\u00f5: \u201cPh\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn l\u00e0 che ph\u1ea7n \u0111\u1ea7u b\u1eb1ng n\u1eafp c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 \u0111\u1ed5 \u0111\u1ea7y v\u1eadt li\u1ec7u ch\u1ed1ng \u0103n m\u00f2n nh\u01b0 d\u1ea7u ch\u1ed1ng g\u1ec9 v\u00e0o b\u00ean trong n\u1eafp\u201d.<\/p>\n<p>N\u1ebfu ch\u1ec9 d\u1eebng l\u1ea1i \u1edf \u0111\u00e2y, c\u00f3 l\u1ebd m\u1ecdi ng\u01b0\u1eddi s\u1ebd ngh\u0129 r\u1eb1ng \u201cH\u00f3a ra Anchor c\u0169ng d\u00f9ng d\u1ea7u ch\u1ed1ng g\u1ec9\u201d, nh\u01b0ng \u0111i\u1ec1u t\u00f4i quan t\u00e2m l\u1ea1i n\u1eb1m \u1edf ph\u00eda sau \u0111\u00f3.<\/p>\n<p>Trong t\u00e0i li\u1ec7u ti\u00eau chu\u1ea9n n\u00e0y, v\u1ec1 v\u1eadt li\u1ec7u ch\u1ed1ng \u0103n m\u00f2n \u0111\u01b0\u1ee3c \u0111\u1ed5 v\u00e0o ph\u1ea7n \u0111\u1ea7u, c\u0169ng c\u00f3 ghi r\u00f5: \u201cPh\u1ea3i s\u1eed d\u1ee5ng c\u1ea5u tr\u00fac v\u00e0 v\u1eadt li\u1ec7u sao cho kh\u00f4ng b\u1ecb r\u00f2 r\u1ec9, bay h\u01a1i ho\u1eb7c l\u1eafng \u0111\u1ecdng, \u0111\u1ed3ng th\u1eddi ph\u1ea3i c\u00f3 c\u1ea5u tr\u00fac cho ph\u00e9p b\u1ed5 sung sau n\u00e0y\u201d.<\/p>\n<p>N\u00f3i c\u00e1ch kh\u00e1c, ch\u00ednh b\u1ea3n h\u01b0\u1edbng d\u1eabn n\u00e0y \u0111\u00e3 gi\u1ea3 \u0111\u1ecbnh r\u1eb1ng d\u1ea7u ch\u1ed1ng g\u1ec9 \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ed5 v\u00e0o c\u00f3 th\u1ec3 bay h\u01a1i ho\u1eb7c l\u1eafng xu\u1ed1ng theo th\u1eddi gian, v\u00e0 do \u0111\u00f3 \u0111\u00e3 t\u00ednh \u0111\u1ebfn vi\u1ec7c b\u1ed5 sung th\u00eam sau n\u00e0y.<\/p>\n<p>T\u00f3m l\u1ea1i, d\u1ea7u ch\u1ed1ng g\u1ec9 cho ph\u1ea7n \u0111\u1ea7u kh\u00f4ng \u0111\u01b0\u1ee3c coi l\u00e0 \u201clo\u1ea1i v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 \u0111\u1ec3 nguy\u00ean m\u00e0 v\u1eabn ph\u00e1t huy t\u00e1c d\u1ee5ng v\u0129nh vi\u1ec5n\u201d, ph\u1ea3i kh\u00f4ng?<\/p>\n<p>V\u00e0 g\u1ea7n \u0111\u00e2y, c\u0169ng \u0111\u00e3 xu\u1ea5t hi\u1ec7n m\u1ed9t s\u1ed1 \u00fd ki\u1ebfn cho r\u1eb1ng \u201cc\u00f3 l\u1ebd kh\u00f4ng c\u1ea7n b\u00f4i d\u1ea7u ch\u1ed1ng g\u1ec9 v\u00e0o \u0111\u1ea7u neo n\u1eefa\u201d.<\/p>\n<p>Ngay c\u1ea3 ph\u1ea7n \u0111\u1ea7u c\u1ee7a neo \u2013 n\u01a1i \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u kh\u1eaft khe nh\u1ea5t v\u1ec1 ch\u1ed1ng g\u1ec9 \u2013 c\u0169ng nh\u01b0 v\u1eady, v\u1eady th\u00ec th\u1ee3 l\u1eafp c\u1ed1t th\u00e9p s\u1ebd ti\u1ebfp t\u1ee5c s\u1eed d\u1ee5ng d\u1ea7u ch\u1ed1ng g\u1ec9 cho ph\u1ea7n \u0111\u1ea7u n\u00e0y \u0111\u1ebfn bao gi\u1edd? \u0110\u00f3 ch\u00ednh l\u00e0 v\u1ea5n \u0111\u1ec1 m\u00e0 t\u00f4i mu\u1ed1n n\u00eau ra l\u1ea7n n\u00e0y w (C\u00e1c b\u1ea1n s\u1ebd h\u1ecfi: \u201cL\u1ea1i n\u00f3i n\u1eefa \u00e0?\u201d w)<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3163\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2017\/05\/7a4a787973a444e2e753c655c7da5ade.jpg\" alt=\"N\u1eafp b\u00ecnh d\u1ea7u\" width=\"600\" height=\"460\" \/><\/p>\n<hr \/>\n<h2>Thanh th\u00e9p trong c\u00f4ng tr\u00ecnh l\u1eafp \u0111\u1eb7t c\u1ed1t th\u00e9p \u0111\u01b0\u1ee3c m\u1ea1 HDZT77, kh\u00f4ng b\u1ecb r\u1ec9 s\u00e9t trong v\u00f2ng 50 \u0111\u1ebfn 100 n\u0103m<\/h2>\n<p>V\u1ea5n \u0111\u1ec1 ch\u1ed1ng g\u1ec9 \u1edf ph\u00eda c\u00f4ng nh\u00e2n l\u1eafp \u0111\u1eb7t c\u1ed1t th\u00e9p (c\u00f4ng nh\u00e2n l\u1eafp \u0111\u1eb7t bu-l\u00f4ng neo) \u0111\u01b0\u1ee3c x\u1eed l\u00fd nh\u01b0 th\u1ebf n\u00e0o?<\/p>\n<p>Tr\u1eeb tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng th\u00e9p th\u00f4 (kh\u00f4ng m\u1ea1 k\u1ebdm) trong c\u00e1c c\u00f4ng tr\u00ecnh t\u1ea1m th\u1eddi, th\u00e9p d\u00f9ng trong c\u00f4ng vi\u1ec7c l\u1eafp \u0111\u1eb7t c\u1ed1t th\u00e9p v\u1ec1 c\u01a1 b\u1ea3n ph\u1ea3i \u0111\u01b0\u1ee3c m\u1ea1 k\u1ebdm n\u00f3ng ch\u1ea3y.<\/p>\n<p>L\u01b0\u1ee3ng b\u00e1m d\u00ednh th\u01b0\u1eddng<strong>HDZT77<\/strong>s\u1ebd \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh.<\/p>\n<p>\u0110\u00e2y l\u00e0 ph\u00e2n lo\u1ea1i theo ti\u00eau chu\u1ea9n JIS H 8641 (m\u1ea1 k\u1ebdm n\u00f3ng ch\u1ea3y), t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi ti\u00eau chu\u1ea9n HDZ55 c\u0169 tr\u01b0\u1edbc khi s\u1eeda \u0111\u1ed5i, v\u00e0 x\u00e9t v\u1ec1 l\u01b0\u1ee3ng m\u1ea1 th\u00ec<strong>T\u1eeb 550 g\/m\u00b2 tr\u1edf l\u00ean<\/strong>, n\u1ebfu n\u00f3i v\u1ec1 \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7 th\u00ec<strong>T\u1eeb 77\u00b5m tr\u1edf l\u00ean<\/strong>\u0110\u00e2y l\u00e0 l\u1edbp h\u1ecdc.<\/p>\n<p>\u0110\u00e2y l\u00e0 lo\u1ea1i m\u1ea1 k\u1ebdm thu\u1ed9c ph\u00e2n kh\u00fac cao c\u1ea5p nh\u1ea5t, v\u1ed1n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u201cs\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng \u0103n m\u00f2n kh\u1eafc nghi\u1ec7t\u201d.<\/p>\n<p>V\u1eady, v\u1edbi l\u01b0\u1ee3ng b\u00e1m d\u00ednh n\u00e0y th\u00ec s\u1ebd duy tr\u00ec \u0111\u01b0\u1ee3c bao l\u00e2u?<\/p>\n<p>Tu\u1ed5i th\u1ecd c\u1ee7a l\u1edbp m\u1ea1 k\u1ebdm n\u00f3ng ch\u1ea3y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n theo c\u00f4ng th\u1ee9c sau \u0111\u00e2y, d\u1ef1a tr\u00ean d\u1eef li\u1ec7u th\u1eed nghi\u1ec7m ph\u01a1i nhi\u1ec5m trong kh\u00f4ng kh\u00ed c\u1ee7a Hi\u1ec7p h\u1ed9i M\u1ea1 k\u1ebdm n\u00f3ng ch\u1ea3y Nh\u1eadt B\u1ea3n.<\/p>\n<p>Tu\u1ed5i th\u1ecd = L\u01b0\u1ee3ng k\u1ebdm b\u00e1m d\u00ednh \u00f7 T\u1ed1c \u0111\u1ed9 \u0103n m\u00f2n \u00d7 0,9<\/p>\n<p>&nbsp;<\/p>\n<p>C\u00f4ng th\u1ee9c n\u00e0y \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean gi\u1ea3 \u0111\u1ecbnh r\u1eb1ng khi l\u1edbp m\u00e0ng k\u1ebdm c\u00f2n l\u1ea1i kho\u1ea3ng 10% th\u00ec b\u1ec1 m\u1eb7t kim lo\u1ea1i s\u1ebd b\u1eaft \u0111\u1ea7u b\u1ecb r\u1ec9 s\u00e9t (theo ph\u1ea7n gi\u1ea3i th\u00edch trong ti\u00eau chu\u1ea9n JIS H 8641).<\/p>\n<p>Khi \u00e1p d\u1ee5ng l\u01b0\u1ee3ng b\u00e1m d\u00ednh 550 g\/m\u00b2 v\u00e0 t\u1ed1c \u0111\u1ed9 \u0103n m\u00f2n k\u1ebdm theo t\u1eebng \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng v\u00e0o c\u00f4ng th\u1ee9c n\u00e0y, theo s\u1ed1 li\u1ec7u c\u1ee7a hi\u1ec7p h\u1ed9i n\u00e0y, k\u1ebft qu\u1ea3 s\u1ebd \u0111\u1ea1i kh\u00e1i nh\u01b0 sau.<\/p>\n<figure id=\"attachment_66330\" aria-describedby=\"caption-attachment-66330\" style=\"width: 600px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-66330\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2026\/07\/b6d1a797467f500ef6c7187c290cb02f.jpg\" alt=\"M\u1ea1 \u2013 Tu\u1ed5i th\u1ecd theo \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng\" width=\"600\" height=\"473\" \/><figcaption id=\"caption-attachment-66330\" class=\"wp-caption-text\">Hi\u1ec7p h\u1ed9i M\u1ea1 k\u1ebdm n\u00f3ng ch\u1ea3y Nh\u1eadt B\u1ea3n (T\u1ed5 ch\u1ee9c ph\u00e1p nh\u00e2n phi l\u1ee3i nhu\u1eadn)<\/figcaption><\/figure>\n<p>\u1ede v\u00f9ng n\u00f4ng th\u00f4n, t\u1ed1c \u0111\u1ed9 \u0103n m\u00f2n th\u1ea5p, n\u00ean tu\u1ed5i th\u1ecd kho\u1ea3ng<strong>110 n\u0103m<\/strong>\u3002<\/p>\n<p>Ngay c\u1ea3 \u1edf c\u00e1c khu v\u1ef1c \u0111\u00f4 th\u1ecb v\u00e0 c\u00f4ng nghi\u1ec7p, kho\u1ea3ng<strong>N\u0103m 53<\/strong>\u3002<\/p>\n<p>Ngay c\u1ea3 \u1edf khu v\u1ef1c ven bi\u1ec3n, kho\u1ea3ng<strong>45 n\u0103m<\/strong>\u3002<\/p>\n<p>C\u00e1c c\u00f4ng tr\u01b0\u1eddng thi c\u00f4ng m\u00e1i d\u1ed1c \u1edf v\u00f9ng n\u00fai m\u00e0 ch\u00fang t\u00f4i \u0111\u1ea3m nh\u1eadn th\u01b0\u1eddng n\u1eb1m \u1edf nh\u1eefng khu v\u1ef1c c\u00f3 m\u00f4i tr\u01b0\u1eddng g\u1ea7n gi\u1ed1ng v\u1edbi v\u00f9ng n\u00f4ng th\u00f4n.<\/p>\n<p>Ngh\u0129 nh\u01b0 v\u1eady, n\u1ebfu l\u00e0 c\u1ed1t th\u00e9p m\u1ea1 k\u1ebdm HDZT77 th\u00ec t\u00f9y thu\u1ed9c v\u00e0o \u0111i\u1ec1u ki\u1ec7n,<strong>G\u1ea7n 100 n\u0103m<\/strong>K\u1ebft qu\u1ea3 t\u00ednh to\u00e1n s\u1ebd kh\u00f4ng b\u1ecb sai l\u1ec7ch.<\/p>\n<p>Ngay c\u1ea3 khi \u0111\u00e1nh gi\u00e1 m\u1ed9t c\u00e1ch kh\u1eaft khe nh\u1ea5t, th\u00ec ngo\u1ea1i tr\u1eeb nguy\u00ean li\u1ec7u th\u00f4, \u00edt nh\u1ea5t c\u0169ng ph\u1ea3i<strong>50 n\u0103m<\/strong>C\u00f3 th\u1ec3 th\u1ea5y t\u1eeb c\u00e1c con s\u1ed1 r\u1eb1ng n\u00f3 kh\u00e1 c\u1ee9ng.<\/p>\n<p>Nh\u00e2n ti\u1ec7n, \u0111\u1ed1i v\u1edbi c\u00e1c c\u00f4ng tr\u00ecnh quy m\u00f4 l\u1edbn nh\u01b0 c\u1ea7u, do v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 d\u00e0y l\u1edbn n\u00ean l\u01b0\u1ee3ng v\u1eadt li\u1ec7u b\u00e1m d\u00ednh c\u0169ng \u0111\u1ea1t kho\u1ea3ng 800\u20132.000 g\/m\u00b2, v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a c\u00f4ng tr\u00ecnh \u0111\u01b0\u1ee3c coi l\u00e0 g\u1ea7n nh\u01b0 v\u0129nh vi\u1ec5n.<\/p>\n<p>Ngo\u00e0i ra, ng\u01b0\u1eddi ta c\u00f2n cho r\u1eb1ng n\u1ebfu \u1edf trong nh\u00e0, th\u1eddi gian s\u1eed d\u1ee5ng s\u1ebd d\u00e0i h\u01a1n g\u1ea5p 5 l\u1ea7n so v\u1edbi khi \u1edf ngo\u00e0i tr\u1eddi trong c\u00f9ng khu v\u1ef1c.<\/p>\n<p>M\u1eb7c d\u00f9 ph\u1ea7n \u0111\u1ea7u c\u1ee7a m\u00e1y c\u1eafm c\u1ed1t th\u00e9p n\u1eb1m trong m\u00f4i tr\u01b0\u1eddng ngo\u00e0i tr\u1eddi ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi th\u1eddi ti\u1ebft n\u00ean kh\u00f4ng \u0111\u1ebfn m\u1ee9c \u0111\u00f3, nh\u01b0ng d\u00f9 sao th\u00ec v\u1edbi l\u1edbp m\u1ea1 thu\u1ed9c lo\u1ea1i HDZT77, n\u00f3 v\u1eabn c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng g\u1ec9 trong h\u00e0ng ch\u1ee5c n\u0103m.<\/p>\n<p>M\u00ecnh v\u1eeba l\u00e0m xong m\u1ed9t tr\u00ecnh m\u00f4 ph\u1ecfng, c\u00e1c b\u1ea1n th\u1eed ch\u01a1i xem nh\u00e9 w<\/p>\n<p><iframe style=\"width: 100%; max-width: 520px; height: 680px; border: 0;\" title=\"C\u00f4ng c\u1ee5 m\u00f4 ph\u1ecfng tu\u1ed5i th\u1ecd c\u1ee7a l\u1edbp m\u1ea1 k\u1ebdm n\u00f3ng ch\u1ea3y\" src=\"https:\/\/norimen.net\/enta_tool\/enta-zinc-durability-calc.html\"><\/iframe><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-39212\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2019\/06\/P1050605-1024x768.jpg\" alt=\"M\u1ea1 k\u1ebdm, r\u1ec9 s\u00e9t tr\u1eafng\" width=\"600\" height=\"450\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2019\/06\/P1050605-1024x768.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2019\/06\/P1050605-1024x768-300x225.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<hr \/>\n<h2>\u00dd ngh\u0129a c\u1ee7a vi\u1ec7c chi kho\u1ea3ng 2.500 y\u00ean cho d\u1ea7u ch\u1ed1ng g\u1ec9 c\u00f3 tu\u1ed5i th\u1ecd ng\u1eafn | Chuy\u1ec3n sang n\u1eafp kh\u00f4ng c\u1ea7n d\u1ea7u<\/h2>\n<p>Ch\u00fang ta h\u00e3y t\u1ed5ng k\u1ebft l\u1ea1i nh\u1eefng n\u1ed9i dung \u0111\u00e3 tr\u00ecnh b\u00e0y cho \u0111\u1ebfn \u0111\u00e2y.<\/p>\n<p>B\u1ea3n th\u00e2n thanh c\u1ed1t th\u00e9p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00f4ng tr\u00ecnh l\u1eafp \u0111\u1eb7t c\u1ed1t th\u00e9p c\u00f3 l\u1edbp m\u1ea1 HDZT77 c\u00f3 tu\u1ed5i th\u1ecd t\u1eeb 50 \u0111\u1ebfn 100 n\u0103m.<\/p>\n<p>M\u1eb7t kh\u00e1c, theo c\u1ea3m nh\u1eadn c\u1ee7a t\u00f4i, d\u1ea7u ch\u1ed1ng g\u1ec9 b\u00f4i tr\u00ean \u0111\u1ea7u m\u00e1y s\u1ebd b\u1ecb xu\u1ed1ng c\u1ea5p v\u00e0 \u0111\u1ed5i m\u00e0u sau kho\u1ea3ng 5 n\u0103m.<\/p>\n<p>N\u00f3i c\u00e1ch kh\u00e1c, d\u1ea7u ch\u1ed1ng g\u1ec9 s\u1ebd h\u1ebft h\u1ea1n s\u1eed d\u1ee5ng s\u1edbm h\u01a1n nhi\u1ec1u so v\u1edbi c\u1ed1t th\u00e9p.<\/p>\n<p>\u0110\u00f3 ch\u00ednh l\u00e0 t\u00ecnh hu\u1ed1ng m\u00e0 ng\u01b0\u1eddi ta l\u1ea1i c\u1ed1 t\u00ecnh ph\u1ee7 l\u00ean \u0111\u1ea7u thanh th\u00e9p m\u1ea1 k\u1ebdm c\u00f3 tu\u1ed5i th\u1ecd 100 n\u0103m m\u1ed9t lo\u1ea1i d\u1ea7u c\u00f3 tu\u1ed5i th\u1ecd ng\u1eafn, ch\u1ec9 sau 5 n\u0103m \u0111\u00e3 b\u1ecb xu\u1ed1ng c\u1ea5p.<\/p>\n<p>\u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 \u00fd t\u01b0\u1edfng hay c\u1ea3m nh\u1eadn c\u00e1 nh\u00e2n c\u1ee7a t\u00f4i \u0111\u00e2u ww. \u0110\u00e2y l\u00e0 s\u1ef1 th\u1eadt ww<\/p>\n<p>Trong l\u0129nh v\u1ef1c l\u1eafp \u0111\u1eb7t c\u1ed1t th\u00e9p v\u00e0 bu l\u00f4ng neo, ph\u1ea7n \u0111\u1ea7u v\u00e0 m\u1eb7t sau c\u1ee7a \u0111\u1ea7u bu l\u00f4ng c\u0169ng \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 ch\u1ed1ng g\u1ec9 k\u00e9p b\u1eb1ng c\u00e1ch m\u1ea1 k\u1ebdm v\u00e0 s\u01a1n polyester b\u00e3o h\u00f2a,<\/p>\n<p>C\u0169ng c\u00f3 nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng qu\u1ea3ng c\u00e1o r\u1eb1ng \u201ckh\u00f4ng c\u1ea7n d\u00f9ng d\u1ea7u ch\u1ed1ng g\u1ec9\u201d ph\u1ea3i kh\u00f4ng? (D\u00f9 th\u1ef1c t\u1ebf th\u00ec t\u00f4i ngh\u0129 c\u0169ng kh\u00f4ng c\u1ea7n thi\u1ebft \u0111\u1ebfn m\u1ee9c \u0111\u00f3.)<\/p>\n<p>Theo ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng n\u00e0y, l\u1edbp s\u01a1n polyester b\u00e3o h\u00f2a \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn l\u00e0 c\u00f3 \u0111\u1ed9 b\u1ec1n tr\u00ean 50 n\u0103m th\u00f4ng qua c\u00e1c th\u1eed nghi\u1ec7m ti\u1ebfp x\u00fac v\u1edbi m\u00f4i tr\u01b0\u1eddng b\u00ean ngo\u00e0i.<\/p>\n<p>N\u00f3i c\u00e1ch kh\u00e1c, vi\u1ec7c \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng ch\u1ed1ng g\u1ec9 c\u00f3 tu\u1ed5i th\u1ecd cao th\u00f4ng qua m\u1ea1 v\u00e0 s\u01a1n m\u00e0 kh\u00f4ng c\u1ea7n d\u1ef1a v\u00e0o d\u1ea7u m\u1ee1 l\u00e0 \u0111i\u1ec1u \u0111\u00e3 tr\u1edf th\u00e0nh hi\u1ec7n th\u1ef1c.<\/p>\n<p>M\u1eb7c d\u00f9 v\u1eady... (C\u00f3 ph\u1ea3i do t\u00ecnh tr\u1ea1ng t\u1ed3n kho c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t? Hay l\u00e0 tr\u00e1ch nhi\u1ec7m c\u1ee7a \u0111\u01a1n v\u1ecb t\u01b0 v\u1ea5n thi\u1ebft k\u1ebf!?)<\/p>\n<p>V\u1ec1 m\u1eb7t tri\u1ebft l\u00fd thi\u1ebft k\u1ebf, b\u1ea3n ch\u1ea5t c\u1ee7a ch\u00fang c\u0169ng t\u01b0\u01a1ng t\u1ef1 nhau.<\/p>\n<p>Trong \u201cH\u01b0\u1edbng d\u1eabn thi\u1ebft k\u1ebf v\u00e0 thi c\u00f4ng ph\u01b0\u01a1ng ph\u00e1p gia c\u1ed1 \u0111\u1ea5t \u0111\u00e0o c\u1ee7a NEXCO\u201d, t\u1eeb r\u1ea5t l\u00e2u r\u1ed3i \u0111\u00e3 n\u00eau r\u00f5 quan \u0111i\u1ec3m r\u1eb1ng \u0111\u1ed1i v\u1edbi c\u1ed1t th\u00e9p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u0129nh vi\u1ec5n, c\u1ea7n t\u00ednh th\u00eam 1mm cho \u0111\u1ed9 \u0103n m\u00f2n so v\u1edbi \u0111\u01b0\u1eddng k\u00ednh c\u1ed1t th\u00e9p w<\/p>\n<p>Tr\u01b0\u1edbc \u0111\u00e2y, v\u00ec \u0111\u00e2y l\u00e0 v\u1eadt li\u1ec7u th\u00f4 n\u00ean \u0111\u1ed9 d\u00e0y \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh l\u00e0 1 mm, v\u00e0 quan \u0111i\u1ec3m n\u00e0y v\u1eabn kh\u00f4ng thay \u0111\u1ed5i cho \u0111\u1ebfn nay.<\/p>\n<p>D\u00f9 sao \u0111i n\u1eefa, \u0111\u00e2y l\u00e0 c\u00e1ch ti\u1ebfp c\u1eadn nh\u1eb1m \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n l\u00e2u d\u00e0i th\u00f4ng qua l\u1edbp m\u1ea1 v\u00e0 kho\u1ea3ng d\u1ef1 ph\u00f2ng ch\u1ed1ng \u0103n m\u00f2n, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1ch ti\u1ebfp c\u1eadn k\u1ef3 v\u1ecdng v\u00e0o tu\u1ed5i th\u1ecd d\u00e0i nh\u1edd l\u1edbp d\u1ea7u ch\u1ed1ng g\u1ec9 \u1edf ph\u1ea7n \u0111\u1ea7u.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-45446\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2021\/10\/2021-10-04-10.49.27.jpg\" alt=\"N\u1eafp nh\u00f4m \u2013 X\u1eed l\u00fd ph\u1ea7n \u0111\u1ea7u\" width=\"600\" height=\"450\" \/><\/p>\n<p>V\u1eady, n\u1eafp b\u00ecnh d\u1ea7u \u1edf ph\u1ea7n \u0111\u1ea7u \u0111\u00f3 c\u00f3 gi\u00e1 bao nhi\u00eau?<\/p>\n<p>N\u1ebfu t\u00ednh theo \u0111\u01a1n gi\u00e1 thi\u1ebft k\u1ebf, n\u1eafp \u0111\u1ea7u c\u00f3 ch\u1ee9a d\u1ea7u l\u00e0<strong>Kho\u1ea3ng 2.500 y\u00ean<\/strong>kho\u1ea3ng v\u1eady.<\/p>\n<p>Th\u00e0nh th\u1eadt m\u00e0 n\u00f3i, chi ph\u00ed cho m\u1ed7i l\u1ecd d\u1ea7u th\u1ef1c ra c\u0169ng kh\u00f4ng \u0111\u00e1ng l\u00e0 bao.<\/p>\n<p>Tuy nhi\u00ean, t\u00f4i ngh\u0129 r\u1eb1ng vi\u1ec7c c\u1ee9 ph\u1ea3i t\u1ed1n ti\u1ec1n v\u00e0 c\u00f4ng s\u1ee9c cho lo\u1ea1i d\u1ea7u ch\u1ec9 c\u00f3 tu\u1ed5i th\u1ecd 5 n\u0103m trong khi c\u1ed1t th\u00e9p l\u1ea1i c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i \u0111\u1ebfn 100 n\u0103m th\u00ec qu\u1ea3 th\u1ef1c kh\u00f4ng c\u00f3 nhi\u1ec1u \u00fd ngh\u0129a.<\/p>\n<p>V\u1ec1 m\u1eb7t th\u1ef1c ti\u1ec5n, c\u00f4ng vi\u1ec7c \u0111\u1ed5 d\u1ea7u v\u00e0o \u0111\u1ea7u m\u00e1y c\u0169ng t\u1ed1n kh\u00e1 nhi\u1ec1u c\u00f4ng s\u1ee9c, v\u00e0 th\u00f9ng \u0111\u1ef1ng d\u1ea7u c\u0169ng s\u1ebd tr\u1edf th\u00e0nh ph\u1ebf li\u1ec7u t\u1ea1i c\u00f4ng tr\u01b0\u1eddng.<\/p>\n<p>Lo\u1ea1i c\u00f3 d\u1ea7u th\u00ec t\u00f4i th\u1ea5y gi\u00e1 h\u01a1i cao h\u01a1n m\u1ed9t ch\u00fat w<\/p>\n<p>N\u1ebfu s\u1eed d\u1ee5ng n\u1eafp kh\u00f4ng c\u1ea7n d\u00f9ng d\u1ea7u, v\u1eeba c\u00f3 th\u1ec3 gi\u1ea3m b\u1edbt c\u00f4ng \u0111o\u1ea1n chi\u1ebft r\u00f3t, v\u1eeba gi\u1ea3m thi\u1ec3u ch\u1ea5t th\u1ea3i t\u1eeb bao b\u00ec.<\/p>\n<p>X\u00e9t v\u1ec1 kh\u00eda c\u1ea1nh m\u00f4i tr\u01b0\u1eddng, ch\u1eafc ch\u1eafn r\u1eb1ng t\u1ed1t nh\u1ea5t l\u00e0 kh\u00f4ng n\u00ean c\u1ed1 t\u00ecnh mang d\u1ea7u kh\u00f4ng c\u1ea7n thi\u1ebft \u0111\u1ebfn c\u00f4ng tr\u01b0\u1eddng.<\/p>\n<p>N\u1ebfu v\u1eady, t\u1ed1t h\u01a1n h\u1ebft l\u00e0 n\u00ean chuy\u1ec3n sang d\u00f9ng n\u1eafp kh\u00f4ng c\u00f3 d\u1ea7u, nh\u01b0 v\u1eady s\u1ebd gi\u00fap ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 gi\u1ea3m b\u1edbt c\u00f4ng s\u1ee9c.<\/p>\n<p>V\u00e0 \u0111\u00e2y ch\u00ednh l\u00e0 n\u1eafp chai th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng \u0111\u1ea5y!!<\/p>\n<p><strong><span style=\"font-size: 28px;\">V\u00e0o m\u00f4i tr\u01b0\u1eddng \u0111\u00e2y r\u1ed3i!!! V\u00e0o \u0111\u00e2y n\u00e0o!!!<\/span><\/strong><\/p>\n<p>\u0110i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng ph\u1ea3i kh\u00f4ng? lol<\/p>\n<p>&nbsp;<\/p>\n<p>T\u00f4i \u0111\u1eb7c bi\u1ec7t mong c\u00e1c chuy\u00ean gia t\u01b0 v\u1ea5n thi\u1ebft k\u1ebf h\u00e3y xem x\u00e9t l\u1ea1i ph\u1ea7n n\u00e0y.<\/p>\n<p>Thay v\u00ec ch\u1ec9 \u0111\u01a1n thu\u1ea7n sao ch\u00e9p nguy\u00ean xi c\u00e1c b\u1ea3n v\u1ebd t\u1eeb tr\u01b0\u1edbc \u0111\u1ebfn nay, t\u00f4i r\u1ea5t mong c\u00e1c b\u1ea1n c\u00f3 th\u1ec3 xem x\u00e9t l\u1ea1i t\u1eeb \u0111\u1ea7u v\u1ec1 vi\u1ec7c b\u00f4i d\u1ea7u ch\u1ed1ng g\u1ec9 cho n\u1eafp \u0111\u1ea7u c\u1ee7a thanh c\u1ed1t th\u00e9p nh\u00e9 w<\/p>\n<p>V\u00e0 c\u00f2n n\u1eefa!<span style=\"font-size: 24px;\"><strong><span style=\"color: #ff0000;\">Lo\u1ea1i b\u1ecf \u1ed1ng b\u1ecdc v\u00e0 n\u1eafp \u0111\u1ea7u!<\/span><br \/>\n<span style=\"font-size: 16px;\">\uff08<\/span><\/strong><\/span>(S\u1ea3n ph\u1ea9m ho\u00e0n to\u00e0n v\u00f4 ngh\u0129a) S\u1ea3n ph\u1ea9m v\u00f4 ngh\u0129a<strong>\u0110\u1eebng ti\u00eau ti\u1ec1n thu\u1ebf<\/strong>\u0110\u00f3 l\u00e0 \u00fd \u0111\u00f3 ^^<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-44419\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2021\/06\/2021-06-01-16.00.58.jpg\" alt=\"V\u1ecf b\u1ecdc\" width=\"600\" height=\"450\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2021\/06\/2021-06-01-16.00.58.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2021\/06\/2021-06-01-16.00.58-300x225.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>N\u1ebfu ch\u1ec9 nh\u00ecn v\u00e0o th\u1ef1c t\u1ebf t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng, ng\u01b0\u1eddi ta s\u1ebd d\u1ec5 d\u00e0ng b\u1ecf qua v\u1edbi l\u00fd do \u201ct\u1eeb tr\u01b0\u1edbc \u0111\u1ebfn nay v\u1eabn th\u1ebf\u201d, c\u00f2n n\u1ebfu ch\u1ec9 nh\u00ecn v\u00e0o con s\u1ed1, th\u00ec l\u1ea1i kh\u00f4ng th\u1ec3 bi\u1ebft \u0111\u01b0\u1ee3c li\u1ec7u \u0111i\u1ec1u \u0111\u00f3 c\u00f3 th\u1ef1c s\u1ef1 mang l\u1ea1i hi\u1ec7u qu\u1ea3 t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng hay kh\u00f4ng.<\/p>\n<p>Theo t\u00f4i, vi\u1ec7c \u0111\u1ed1i chi\u1ebfu c\u1ea3 th\u1ef1c t\u1ebf thi c\u00f4ng l\u1eabn thi\u1ebft k\u1ebf, r\u1ed3i l\u1ea7n l\u01b0\u1ee3t \u0111\u1eb7t c\u00e2u h\u1ecfi v\u1ec1 t\u1eebng \u201cy\u00eau c\u1ea7u k\u1ef9 thu\u1eadt c\u1ee9 th\u1ebf \u0111\u01b0\u1ee3c duy tr\u00ec m\u1ed9t c\u00e1ch m\u01a1 h\u1ed3\u201d nh\u01b0 th\u1ebf n\u00e0y,<\/p>\n<p>T\u00f4i ngh\u0129 \u0111\u00e2y c\u00f3 l\u1ebd l\u00e0 con \u0111\u01b0\u1eddng t\u1eaft \u0111\u1ec3 n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c c\u1ee7a ch\u00fang ta.<\/p>\n<p>T\u00f4i kh\u00f4ng c\u00f3 \u00fd ph\u1ee7 nh\u1eadn ho\u00e0n to\u00e0n d\u1ea7u ch\u1ed1ng g\u1ec9.<\/p>\n<p>Tr\u01b0\u1edbc \u0111\u00e2y th\u00ec nh\u01b0 v\u1eady l\u00e0 \u0111\u01b0\u1ee3c r\u1ed3i.<\/p>\n<p>Tuy nhi\u00ean, t\u00f4i ch\u1ec9 mu\u1ed1n n\u00f3i r\u1eb1ng b\u00e2y gi\u1edd th\u00ec kh\u00e1c th\u00f4i.<\/p>\n<p>S\u1eed d\u1ee5ng k\u1ef9 l\u01b0\u1ee1ng \u1edf nh\u1eefng n\u01a1i c\u1ea7n thi\u1ebft v\u00e0 th\u00e1o b\u1ecf \u1edf nh\u1eefng n\u01a1i kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n<p>\u00dd t\u00f4i l\u00e0, sao ch\u00fang ta kh\u00f4ng th\u1eed xem x\u00e9t l\u1ea1i ranh gi\u1edbi \u0111\u00f3 d\u1ef1a tr\u00ean c\u00e1c con s\u1ed1 v\u1ec1 tu\u1ed5i th\u1ecd c\u1ee7a l\u1edbp m\u1ea1 v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a d\u1ea7u nh\u1ec9? w<\/p>\n<p>\u0110i\u1ec1u n\u00e0y th\u00ec c\u1ea3 c\u01a1 quan h\u00e0nh ch\u00ednh c\u0169ng c\u00f3 th\u1ec3 n\u00f3i \u0111\u01b0\u1ee3c.<\/p>\n<p>T\u00f4i ngh\u0129 r\u1eb1ng, thay v\u00ec ch\u1ec9 giao ph\u00f3 ho\u00e0n to\u00e0n cho c\u00e1c \u0111\u01a1n v\u1ecb th\u1ea7u ph\u1ee5, vi\u1ec7c tr\u1ef1c ti\u1ebfp theo d\u00f5i t\u00ecnh h\u00ecnh t\u1ea1i c\u00f4ng tr\u01b0\u1eddng m\u1edbi l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft cho ng\u00e0nh x\u00e2y d\u1ef1ng d\u00e2n d\u1ee5ng c\u1ee7a Nh\u1eadt B\u1ea3n trong t\u01b0\u01a1ng lai.<\/p>\n<p>V\u00ec c\u00e1c c\u01a1 quan h\u00e0nh ch\u00ednh v\u1ed1n d\u0129 \u0111\u00e3 ng\u00e0y c\u00e0ng \u00edt n\u1eafm b\u1eaft \u0111\u01b0\u1ee3c t\u00ecnh h\u00ecnh th\u1ef1c t\u1ebf t\u1ea1i c\u00f4ng tr\u01b0\u1eddng, n\u00ean vi\u1ec7c duy tr\u00ec (\u0111\u1ea3m b\u1ea3o) ch\u1ea5t l\u01b0\u1ee3ng t\u1ed5ng th\u1ec3 hi\u1ec7n nay \u0111ang \u0111\u01b0\u1ee3c giao cho c\u00e1c nh\u00e0 th\u1ea7u thi c\u00f4ng.<\/p>\n<p>&nbsp;<\/p>\n<p>H\u1eb9n g\u1eb7p l\u1ea1i nh\u00e9.<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"CpthrkTLSi\"><p><a href=\"https:\/\/norimen.net\/vi\/galvanized-spec-thickness-amount\/\">V\u1ec1 ti\u00eau chu\u1ea9n, \u0111\u1ed9 d\u00e0y v\u00e0 l\u01b0\u1ee3ng m\u1ea1 k\u1ebdm<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201cChuy\u1ec7n v\u1ec1 ti\u00eau chu\u1ea9n, \u0111\u1ed9 d\u00e0y v\u00e0 l\u01b0\u1ee3ng m\u1ea1 k\u1ebdm\u201d \u2014 L\u1edbp h\u1ecdc qu\u1ea3n l\u00fd m\u1eb7t d\u1ed1c c\u1ee7a Shin-Ent\" src=\"https:\/\/norimen.net\/galvanized-spec-thickness-amount\/embed\/#?secret=99yrUzCz31#?secret=CpthrkTLSi\" data-secret=\"CpthrkTLSi\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>","protected":false},"excerpt":{"rendered":"<p>Xin ch\u00e0o m\u1ecdi ng\u01b0\u1eddi. T\u00f4i l\u00e0 Enta. H\u00f4m nay tr\u1eddi n\u00f3ng qu\u00e1 nh\u1ec9 (c\u01b0\u1eddi). T\u1ea1i c\u00f4ng tr\u01b0\u1eddng, t\u1eeb s\u00e1ng s\u1edbm \u0111\u00e3 n\u00f3ng nh\u01b0 trong ph\u00f2ng x\u00f4ng h\u01a1i v\u1eady, c\u00f3 v\u1ebb nh\u01b0 s\u1ee9c l\u1ef1c c\u1ee7a t\u00f4i s\u1ebd c\u1ea1n ki\u1ec7t tr\u01b0\u1edbc m\u1ea5t. H\u00e3y nh\u1edb b\u1ed5 sung \u0111\u1ea7y \u0111\u1ee7 n\u01b0\u1edbc v\u00e0 mu\u1ed1i nh\u00e9 ^^ Th\u00f4i, quay l\u1ea1i ch\u1ee7 \u0111\u1ec1 ch\u00ednh. L\u1ea7n n\u00e0y, t\u00f4i mu\u1ed1n n\u00f3i v\u1ec1 \u201cd\u1ea7u ch\u1ed1ng g\u1ec9 (d\u1ea7u) b\u00f4i v\u00e0o \u0111\u1ea7u thanh c\u1ed1t th\u00e9p khi l\u1eafp \u0111\u1eb7t\u2026<\/p>","protected":false},"author":2,"featured_media":66340,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[28,30],"tags":[116,117,702,14456],"class_list":["post-66333","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ground-anchor","category-lock-bolt","tag-116","tag-117","tag-702","tag-14456"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.1 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