{"id":21,"date":"2026-06-03T08:41:00","date_gmt":"2026-06-03T01:41:00","guid":{"rendered":"http:\/\/cokhixdquangminh.com\/?p=21"},"modified":"2026-06-03T08:41:00","modified_gmt":"2026-06-03T01:41:00","slug":"quy-trinh-gia-cong-ket-cau-thep-tu-ban-ve-den-lap-dung-tai-cong-trinh","status":"publish","type":"post","link":"https:\/\/cokhixdquangminh.com\/?p=21","title":{"rendered":"Quy tr\u00ecnh gia c\u00f4ng k\u1ebft c\u1ea5u th\u00e9p t\u1eeb b\u1ea3n v\u1ebd \u0111\u1ebfn l\u1eafp d\u1ef1ng t\u1ea1i c\u00f4ng tr\u00ecnh"},"content":{"rendered":"<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/cokhixdquangminh.com\/wp-content\/uploads\/2026\/06\/bc_15045_368.jpg\" alt=\"\"\/><\/figure>\n<p>Gia c\u00f4ng k\u1ebft c\u1ea5u th\u00e9p l\u00e0 m\u1ed9t chu\u1ed7i c\u00f4ng vi\u1ec7c li\u00ean ho\u00e0n, \u0111\u00f2i h\u1ecfi s\u1ef1 ph\u1ed1i h\u1ee3p ch\u1eb7t ch\u1ebd gi\u1eefa b\u1ed9 ph\u1eadn thi\u1ebft k\u1ebf, x\u01b0\u1edfng s\u1ea3n xu\u1ea5t v\u00e0 \u0111\u1ed9i thi c\u00f4ng ngo\u00e0i hi\u1ec7n tr\u01b0\u1eddng. M\u1ed9t sai s\u00f3t nh\u1ecf \u1edf kh\u00e2u \u0111\u1ea7u c\u00f3 th\u1ec3 k\u00e9o theo h\u00e0ng lo\u1ea1t h\u1ec7 qu\u1ea3 t\u1ed1n k\u00e9m \u1edf c\u00e1c kh\u00e2u sau, v\u00ec v\u1eady vi\u1ec7c n\u1eafm r\u00f5 to\u00e0n b\u1ed9 quy tr\u00ecnh gi\u00fap ch\u1ee7 \u0111\u1ea7u t\u01b0 l\u1eabn nh\u00e0 th\u1ea7u ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 ti\u1ebfn \u0111\u1ed9 hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n<h2>B\u00f3c t\u00e1ch b\u1ea3n v\u1ebd v\u00e0 l\u1eadp b\u1ea3n v\u1ebd ch\u1ebf t\u1ea1o<\/h2>\n<p>M\u1ecdi d\u1ef1 \u00e1n k\u1ebft c\u1ea5u th\u00e9p \u0111\u1ec1u b\u1eaft \u0111\u1ea7u t\u1eeb b\u1ea3n v\u1ebd thi\u1ebft k\u1ebf k\u1ef9 thu\u1eadt do \u0111\u01a1n v\u1ecb t\u01b0 v\u1ea5n cung c\u1ea5p. Tuy nhi\u00ean b\u1ea3n v\u1ebd thi\u1ebft k\u1ebf ch\u01b0a \u0111\u1ee7 chi ti\u1ebft \u0111\u1ec3 \u0111\u01b0a th\u1eb3ng v\u00e0o s\u1ea3n xu\u1ea5t. B\u1ed9 ph\u1eadn k\u1ef9 thu\u1eadt c\u1ee7a x\u01b0\u1edfng ph\u1ea3i tri\u1ec3n khai th\u00e0nh b\u1ea3n v\u1ebd ch\u1ebf t\u1ea1o, trong \u0111\u00f3 th\u1ec3 hi\u1ec7n r\u00f5 k\u00edch th\u01b0\u1edbc t\u1eebng c\u1ea5u ki\u1ec7n, v\u1ecb tr\u00ed l\u1ed7 bu l\u00f4ng, \u0111\u01b0\u1eddng h\u00e0n, dung sai cho ph\u00e9p v\u00e0 danh m\u1ee5c v\u1eadt t\u01b0. \u0110\u00e2y l\u00e0 b\u01b0\u1edbc quy\u1ebft \u0111\u1ecbnh, b\u1edfi ng\u01b0\u1eddi th\u1ee3 ngo\u00e0i x\u01b0\u1edfng l\u00e0m vi\u1ec7c tr\u1ef1c ti\u1ebfp v\u1edbi b\u1ea3n v\u1ebd ch\u1ebf t\u1ea1o ch\u1ee9 kh\u00f4ng ph\u1ea3i b\u1ea3n v\u1ebd thi\u1ebft k\u1ebf g\u1ed1c.<\/p>\n<p>\u1ede giai \u0111o\u1ea1n n\u00e0y, k\u1ef9 s\u01b0 c\u1ea7n ki\u1ec3m tra t\u00ednh kh\u1ea3 thi c\u1ee7a c\u00e1c m\u1ed1i n\u1ed1i, kh\u1ea3 n\u0103ng v\u1eadn chuy\u1ec3n c\u1ee7a t\u1eebng c\u1ea5u ki\u1ec7n v\u00e0 tr\u00ecnh t\u1ef1 l\u1eafp d\u1ef1ng. M\u1ed9t c\u1ea5u ki\u1ec7n qu\u00e1 d\u00e0i ho\u1eb7c qu\u00e1 n\u1eb7ng c\u00f3 th\u1ec3 kh\u00f4ng qua \u0111\u01b0\u1ee3c kh\u00fac cua \u0111\u01b0\u1eddng ho\u1eb7c v\u01b0\u1ee3t t\u1ea3i tr\u1ecdng c\u1ea7u, bu\u1ed9c ph\u1ea3i chia nh\u1ecf v\u00e0 b\u1ed1 tr\u00ed m\u1ed1i n\u1ed1i hi\u1ec7n tr\u01b0\u1eddng h\u1ee3p l\u00fd.<\/p>\n<h2>Chu\u1ea9n b\u1ecb v\u1eadt t\u01b0 v\u00e0 pha c\u1eaft ph\u00f4i<\/h2>\n<p>Sau khi b\u1ea3n v\u1ebd ch\u1ebf t\u1ea1o \u0111\u01b0\u1ee3c duy\u1ec7t, x\u01b0\u1edfng ti\u1ebfn h\u00e0nh nh\u1eadp th\u00e9p t\u1ea5m, th\u00e9p h\u00ecnh theo \u0111\u00fang m\u00e1c th\u00e9p y\u00eau c\u1ea7u, th\u01b0\u1eddng l\u00e0 CT3, SS400 ho\u1eb7c Q345 t\u00f9y t\u1ea3i tr\u1ecdng c\u00f4ng tr\u00ecnh. V\u1eadt t\u01b0 nh\u1eadp v\u1ec1 ph\u1ea3i c\u00f3 ch\u1ee9ng ch\u1ec9 xu\u1ea5t x\u01b0\u1edfng \u0111\u1ec3 truy xu\u1ea5t ngu\u1ed3n g\u1ed1c v\u00e0 \u0111\u1ea3m b\u1ea3o c\u01a1 t\u00ednh. Ti\u1ebfp theo l\u00e0 c\u00f4ng \u0111o\u1ea1n pha c\u1eaft, c\u00f3 th\u1ec3 d\u00f9ng m\u00e1y c\u1eaft CNC plasma, c\u1eaft oxy-gas ho\u1eb7c c\u01b0a \u0111\u0129a t\u00f9y \u0111\u1ed9 d\u00e0y v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ea7n \u0111\u1ea1t.<\/p>\n<ul>\n<li>C\u1eaft CNC cho \u0111\u1ed9 ch\u00ednh x\u00e1c cao, m\u00e9p c\u1eaft \u0111\u1eb9p, ph\u00f9 h\u1ee3p c\u1ea5u ki\u1ec7n \u0111\u00f2i h\u1ecfi dung sai ch\u1eb7t.<\/li>\n<li>C\u1eaft oxy-gas kinh t\u1ebf cho th\u00e9p d\u00e0y nh\u01b0ng c\u1ea7n m\u00e0i l\u1ea1i m\u00e9p.<\/li>\n<li>Khoan v\u00e0 \u0111\u1ed9t l\u1ed7 bu l\u00f4ng ph\u1ea3i \u0111\u00fang t\u00e2m \u0111\u1ec3 tr\u00e1nh l\u1ec7ch khi l\u1eafp gh\u00e9p.<\/li>\n<\/ul>\n<h2>T\u1ed5 h\u1ee3p v\u00e0 h\u00e0n c\u1ea5u ki\u1ec7n<\/h2>\n<p>C\u00e1c chi ti\u1ebft sau khi c\u1eaft \u0111\u01b0\u1ee3c g\u00e1 l\u1eafp theo b\u1ea3n v\u1ebd tr\u00ean b\u00e0n t\u1ed5 h\u1ee3p, ki\u1ec3m tra g\u00f3c vu\u00f4ng, \u0111\u1ed9 th\u1eb3ng r\u1ed3i m\u1edbi h\u00e0n c\u1ed1 \u0111\u1ecbnh. Th\u1ee3 h\u00e0n ph\u1ea3i tu\u00e2n th\u1ee7 quy tr\u00ecnh h\u00e0n \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t, ki\u1ec3m so\u00e1t c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng, t\u1ed1c \u0111\u1ed9 que v\u00e0 th\u1ee9 t\u1ef1 \u0111\u01b0\u1eddng h\u00e0n \u0111\u1ec3 h\u1ea1n ch\u1ebf bi\u1ebfn d\u1ea1ng do nhi\u1ec7t. V\u1edbi c\u00e1c m\u1ed1i h\u00e0n ch\u1ecbu l\u1ef1c quan tr\u1ecdng, c\u00f4ng tr\u00ecnh th\u01b0\u1eddng y\u00eau c\u1ea7u ki\u1ec3m tra kh\u00f4ng ph\u00e1 h\u1ee7y b\u1eb1ng si\u00eau \u00e2m ho\u1eb7c ch\u1ee5p phim \u0111\u1ec3 ph\u00e1t hi\u1ec7n r\u1ed7 kh\u00ed, ng\u1eadm x\u1ec9 hay n\u1ee9t ng\u1ea7m b\u00ean trong.<\/p>\n<h2>L\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t v\u00e0 s\u01a1n b\u1ea3o v\u1ec7<\/h2>\n<p>K\u1ebft c\u1ea5u th\u00e9p sau khi h\u00e0n xong c\u1ea7n \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t \u0111\u1ec3 lo\u1ea1i b\u1ecf g\u1ec9, d\u1ea7u m\u1ee1 v\u00e0 v\u1ea3y c\u00e1n. Ph\u01b0\u01a1ng ph\u00e1p phun c\u00e1t ho\u1eb7c phun bi t\u1ea1o \u0111\u1ed9 nh\u00e1m \u0111\u1ea1t ti\u00eau chu\u1ea9n gi\u00fap l\u1edbp s\u01a1n b\u00e1m ch\u1eafc. H\u1ec7 s\u01a1n th\u01b0\u1eddng g\u1ed3m s\u01a1n l\u00f3t gi\u00e0u k\u1ebdm ch\u1ed1ng \u0103n m\u00f2n, s\u01a1n trung gian v\u00e0 s\u01a1n ph\u1ee7 ho\u00e0n thi\u1ec7n. V\u1edbi m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t ven bi\u1ec3n ho\u1eb7c nh\u00e0 m\u00e1y h\u00f3a ch\u1ea5t, c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng \u0111\u1ec3 t\u0103ng tu\u1ed5i th\u1ecd ch\u1ed1ng \u0103n m\u00f2n l\u00ean h\u00e0ng ch\u1ee5c n\u0103m.<\/p>\n<h2>V\u1eadn chuy\u1ec3n v\u00e0 l\u1eafp d\u1ef1ng t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng<\/h2>\n<p>C\u1ea5u ki\u1ec7n ho\u00e0n thi\u1ec7n \u0111\u01b0\u1ee3c \u0111\u00e1nh s\u1ed1, l\u1eadp danh s\u00e1ch r\u1ed3i v\u1eadn chuy\u1ec3n ra c\u00f4ng tr\u00ecnh theo tr\u00ecnh t\u1ef1 l\u1eafp d\u1ef1ng. T\u1ea1i hi\u1ec7n tr\u01b0\u1eddng, \u0111\u1ed9i thi c\u00f4ng d\u00f9ng c\u1ea9u n\u00e2ng c\u1ea5u ki\u1ec7n v\u00e0o v\u1ecb tr\u00ed, c\u0103n ch\u1ec9nh th\u0103ng b\u1eb1ng b\u1eb1ng m\u00e1y th\u1ee7y b\u00ecnh ho\u1eb7c m\u00e1y to\u00e0n \u0111\u1ea1c, sau \u0111\u00f3 si\u1ebft bu l\u00f4ng c\u01b0\u1eddng \u0111\u1ed9 cao ho\u1eb7c h\u00e0n li\u00ean k\u1ebft. Vi\u1ec7c l\u1eafp d\u1ef1ng ph\u1ea3i tu\u00e2n th\u1ee7 bi\u1ec7n ph\u00e1p an to\u00e0n nghi\u00eam ng\u1eb7t v\u00ec l\u00e0m vi\u1ec7c tr\u00ean cao ti\u1ec1m \u1ea9n nhi\u1ec1u r\u1ee7i ro.<\/p>\n<p>Sau khi \u0111\u1ecbnh v\u1ecb xong to\u00e0n b\u1ed9 khung, \u0111\u1ed9i thi c\u00f4ng s\u01a1n d\u1eb7m l\u1ea1i nh\u1eefng v\u1ecb tr\u00ed b\u1ecb tr\u1ea7y x\u01b0\u1edbc do va ch\u1ea1m v\u00e0 ho\u00e0n thi\u1ec7n c\u00e1c m\u1ed1i h\u00e0n hi\u1ec7n tr\u01b0\u1eddng. Cu\u1ed1i c\u00f9ng l\u00e0 nghi\u1ec7m thu t\u1ed5ng th\u1ec3, \u0111\u1ed1i chi\u1ebfu v\u1edbi b\u1ea3n v\u1ebd v\u00e0 bi\u00ean b\u1ea3n ki\u1ec3m tra tr\u01b0\u1edbc khi b\u00e0n giao.<\/p>\n<p>Hi\u1ec3u r\u00f5 quy tr\u00ecnh n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng m\u00e0 c\u00f2n gi\u00fap ch\u1ee7 \u0111\u1ea7u t\u01b0 trao \u0111\u1ed5i ch\u00ednh x\u00e1c v\u1edbi nh\u00e0 th\u1ea7u, ki\u1ec3m so\u00e1t t\u1eebng m\u1ed1c nghi\u1ec7m thu v\u00e0 tr\u00e1nh \u0111\u01b0\u1ee3c nh\u1eefng chi ph\u00ed ph\u00e1t sinh kh\u00f4ng \u0111\u00e1ng c\u00f3 trong su\u1ed1t v\u00f2ng \u0111\u1eddi d\u1ef1 \u00e1n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Gia c\u00f4ng k\u1ebft c\u1ea5u th\u00e9p l\u00e0 m\u1ed9t chu\u1ed7i c\u00f4ng vi\u1ec7c li\u00ean ho\u00e0n, \u0111\u00f2i h\u1ecfi s\u1ef1 ph\u1ed1i h\u1ee3p ch\u1eb7t ch\u1ebd gi\u1eefa b\u1ed9 ph\u1eadn thi\u1ebft k\u1ebf, x\u01b0\u1edfng s\u1ea3n xu\u1ea5t v\u00e0 \u0111\u1ed9i thi c\u00f4ng ngo\u00e0i hi\u1ec7n tr\u01b0\u1eddng. M\u1ed9t sai s\u00f3t nh\u1ecf \u1edf kh\u00e2u \u0111\u1ea7u c\u00f3 th\u1ec3 k\u00e9o theo h\u00e0ng lo\u1ea1t h\u1ec7 qu\u1ea3 t\u1ed1n k\u00e9m \u1edf c\u00e1c kh\u00e2u sau,&hellip;<\/p>\n","protected":false},"author":0,"featured_media":20,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-21","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-chua-phan-loai"],"_links":{"self":[{"href":"https:\/\/cokhixdquangminh.com\/index.php?rest_route=\/wp\/v2\/posts\/21","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cokhixdquangminh.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cokhixdquangminh.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/cokhixdquangminh.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=21"}],"version-history":[{"count":0,"href":"https:\/\/cokhixdquangminh.com\/index.php?rest_route=\/wp\/v2\/posts\/21\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cokhixdquangminh.com\/index.php?rest_route=\/wp\/v2\/media\/20"}],"wp:attachment":[{"href":"https:\/\/cokhixdquangminh.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=21"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cokhixdquangminh.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=21"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cokhixdquangminh.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=21"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}