{"id":1051,"date":"2025-08-22T06:04:27","date_gmt":"2025-08-22T06:04:27","guid":{"rendered":"https:\/\/luzhongbao.com\/?p=1051"},"modified":"2025-08-22T06:04:28","modified_gmt":"2025-08-22T06:04:28","slug":"luoi-vuong-chia-doi-bang-gang-deo-1200x740x60","status":"publish","type":"post","link":"https:\/\/luzhongbao.com\/vi\/luoi-vuong-chia-doi-bang-gang-deo-1200x740x60\/","title":{"rendered":"L\u01b0\u1edbi vu\u00f4ng chia \u0111\u00f4i b\u1eb1ng gang d\u1ebbo 1200\u00d7740\u00d760"},"content":{"rendered":"<p>L\u01b0\u1edbi vu\u00f4ng t\u00e1ch r\u1eddi b\u1eb1ng gang d\u1ebbo Luzhongbao 1200\u00d7740\u00d760: L\u1ef1a ch\u1ecdn ch\u1eafc ch\u1eafn cho nhu c\u1ea7u b\u1ea3o tr\u00ec di\u1ec7n t\u00edch l\u1edbn<\/p>\n\n\n\n<p>C\u00e1c t\u00ednh n\u0103ng c\u1ed1t l\u00f5i c\u1ee7a L\u01b0\u1edbi vu\u00f4ng chia \u0111\u00f4i b\u1eb1ng gang d\u1ebbo 1200\u00d7740\u00d760 &nbsp;<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i c\u1ef1c m\u1ea1nh v\u00e0 b\u1ea3o v\u1ec7 ch\u1ecbu l\u1ef1c n\u1eb7ng \u00a0<\/h3>\n\n\n\n<p>\u0110\u01b0\u1ee3c l\u00e0m b\u1eb1ng gang d\u1ebbo QT500-7 c\u00f3 \u0111\u1ed9 b\u1ec1n cao (\u0110\u1ed9 b\u1ec1n k\u00e9o \u2265500MPa, \u0110\u1ed9 b\u1ec1n ch\u1ea3y \u2265320MPa), mang l\u1ea1i c\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc tuy\u1ec7t v\u1eddi. &nbsp;<\/p>\n\n\n\n<p>Thi\u1ebft k\u1ebf d\u00e0y 60mm gi\u00fap t\u0103ng c\u01b0\u1eddng \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 c\u1ee9ng t\u1ed5ng th\u1ec3 v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn d\u1ea1ng, d\u1ec5 d\u00e0ng \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u t\u1ea3i tr\u1ecdng GB Class D400 (\u2265400kN) ho\u1eb7c th\u1eadm ch\u00ed Class E600 (\u2265600kN). An to\u00e0n khi s\u1eed d\u1ee5ng trong c\u00e1c m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t nh\u01b0 \u0111\u01b0\u1eddng ch\u00ednh \u0111\u00f4 th\u1ecb, l\u00e0n \u0111\u01b0\u1eddng ch\u1ecbu t\u1ea3i n\u1eb7ng, c\u1ea3ng, b\u1ebfn t\u00e0u v\u00e0 \u0111\u01b0\u1eddng b\u0103ng s\u00e2n bay. &nbsp;<\/p>\n\n\n\n<p>C\u1ea5u tr\u00fac d\u1ea1ng t\u00e1ch r\u1eddi \u0111\u1ea3m b\u1ea3o ph\u1ea1m vi ph\u1ee7 s\u00f3ng c\u1ef1c l\u1edbn \u0111\u1ed3ng th\u1eddi ph\u00e2n b\u1ed5 t\u1ea3i tr\u1ecdng hi\u1ec7u qu\u1ea3 v\u00e0 t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh ch\u1ecbu t\u1ea3i t\u1ed5ng th\u1ec3. &nbsp;<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">M\u1edf ti\u1ec7n l\u1ee3i &amp; B\u1ea3o tr\u00ec hi\u1ec7u qu\u1ea3 \u00a0<\/h3>\n\n\n\n<p>Thi\u1ebft k\u1ebf n\u1eafp k\u00e9p \u0111\u1ed9c \u0111\u00e1o l\u00e0 \u0111i\u1ec3m n\u1ed5i b\u1eadt. Tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a n\u1eafp \u0111\u01a1n \u0111\u01b0\u1ee3c gi\u1ea3m \u0111\u00e1ng k\u1ec3, cho ph\u00e9p m\u1ed9t ng\u01b0\u1eddi d\u1ec5 d\u00e0ng \u0111\u00f3ng\/m\u1edf, c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 hi\u1ec7u qu\u1ea3 b\u1ea3o tr\u00ec. &nbsp;<\/p>\n\n\n\n<p>\u0110\u01b0\u1ee3c trang b\u1ecb b\u1ea3n l\u1ec1 chuy\u00ean d\u1ee5ng ch\u1ecbu l\u1ef1c n\u1eb7ng (th\u01b0\u1eddng l\u00e0 b\u1ea3n l\u1ec1 ngo\u00e0i ho\u1eb7c b\u1ea3n l\u1ec1 \u00e2m \u0111\u01b0\u1ee3c gia c\u1ed1) k\u1ebft n\u1ed1i m\u1ed9t t\u1ea5m che v\u1edbi khung \u0111\u1ec3 v\u1eadn h\u00e0nh tr\u01a1n tru v\u00e0 \u0111\u1ecbnh v\u1ecb ch\u00ednh x\u00e1c; t\u1ea5m c\u00f2n l\u1ea1i c\u00f3 th\u1ec3 th\u00e1o r\u1eddi d\u1ec5 d\u00e0ng. &nbsp;<\/p>\n\n\n\n<p>\u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 thu\u1eadn ti\u1ec7n cho vi\u1ec7c v\u1eadn h\u00e0nh, \u0111\u00e2y l\u00e0 l\u1ef1a ch\u1ecdn \u01b0u ti\u00ean cho c\u00e1c gi\u1ebfng ti\u1ec7n \u00edch l\u1edbn c\u1ea7n ti\u1ebfp c\u1eadn th\u01b0\u1eddng xuy\u00ean. &nbsp;<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">An to\u00e0n \u1ed5n \u0111\u1ecbnh &amp; Ch\u1ed1ng tr\u1ed9m \u0111\u00e1ng tin c\u1eady \u00a0<\/h3>\n\n\n\n<p>C\u00f3 kh\u00f3a chuy\u00ean d\u1ee5ng c\u00f3 \u0111\u1ed9 b\u1ea3o m\u1eadt cao ho\u1eb7c ch\u1ed1t\/ch\u1ed1t ch\u1ed1ng tr\u1ed9m (tr\u00ean n\u1eafp di \u0111\u1ed9ng) \u0111\u1ec3 ng\u0103n ch\u1eb7n vi\u1ec7c m\u1edf v\u00e0 tr\u1ed9m tr\u00e1i ph\u00e9p, \u0111\u1ea3m b\u1ea3o an to\u00e0n cho c\u01a1 s\u1edf v\u00e0 nh\u00e2n vi\u00ean. &nbsp;<\/p>\n\n\n\n<p>S\u1ef1 li\u00ean k\u1ebft ch\u00ednh x\u00e1c gi\u1eefa n\u1eafp v\u00e0 khung \u0111\u1ea3m b\u1ea3o t\u00ednh \u1ed5n \u0111\u1ecbnh v\u1ec1 m\u1eb7t k\u1ebft c\u1ea5u\u2014kh\u00f4ng b\u1ecb d\u1ecbch chuy\u1ec3n, kh\u00f4ng g\u00e2y ti\u1ebfng \u1ed3n ho\u1eb7c n\u1ea3y l\u00ean khi xe c\u1ed9 n\u1eb7ng di chuy\u1ec3n li\u00ean t\u1ee5c, \u0111\u1ea3m b\u1ea3o di chuy\u1ec3n \u00eam \u00e1i v\u00e0 an to\u00e0n. &nbsp;<\/p>\n\n\n\n<p>Thi\u1ebft k\u1ebf \u0111\u01b0\u1eddng may h\u1ee3p l\u00fd \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ph\u1eb3ng v\u00e0 \u1ed5n \u0111\u1ecbnh khi \u0111\u00f3ng n\u1eafp. &nbsp;<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Kh\u1ea3 n\u0103ng ch\u1ed1ng tr\u01b0\u1ee3t v\u00e0 an to\u00e0n giao th\u00f4ng v\u01b0\u1ee3t tr\u1ed9i \u00a0<\/h3>\n\n\n\n<p>B\u1ec1 m\u1eb7t s\u1eed d\u1ee5ng c\u00e1c h\u1ecda ti\u1ebft ch\u1ed1ng tr\u01b0\u1ee3t \u0111\u01b0\u1ee3c gia c\u1ed1 s\u00e2u (v\u00ed d\u1ee5: h\u1ecda ti\u1ebft x\u01b0\u01a1ng c\u00e1 l\u1edbn, \u0111inh t\u00e1n kim c\u01b0\u01a1ng ho\u1eb7c h\u1ecda ti\u1ebft t\u1ed5ng h\u1ee3p), mang l\u1ea1i h\u1ec7 s\u1ed1 ma s\u00e1t cao. &nbsp;<\/p>\n\n\n\n<p>Mang l\u1ea1i \u0111\u1ed9 b\u00e1m \u0111\u01b0\u1eddng m\u1ea1nh m\u1ebd cho l\u1ed1p xe ngay c\u1ea3 trong \u0111i\u1ec1u ki\u1ec7n b\u1ea5t l\u1ee3i (m\u01b0a, tuy\u1ebft, d\u1ea7u), ng\u0103n ng\u1eeba tr\u01b0\u1ee3t b\u00e1nh hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho xe t\u1ed1c \u0111\u1ed9 cao ho\u1eb7c xe t\u1ea3i n\u1eb7ng. &nbsp;<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch ch\u00ednh x\u00e1c v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n l\u00e2u d\u00e0i \u00a0<\/h3>\n\n\n\n<p>K\u00edch th\u01b0\u1edbc l\u1edbn 1200mm\u00d7740mm \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t ch\u00ednh x\u00e1c v\u1edbi quy tr\u00ecnh ki\u1ec3m so\u00e1t dung sai nghi\u00eam ng\u1eb7t, \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch ho\u00e0n h\u1ea3o v\u1edbi khung l\u1edbn t\u00f9y ch\u1ec9nh \u0111\u1ec3 l\u1eafp \u0111\u1eb7t an to\u00e0n. &nbsp;<\/p>\n\n\n\n<p>\u0110\u1ed9 ph\u1eb3ng cao cho ph\u00e9p t\u00edch h\u1ee3p li\u1ec1n m\u1ea1ch v\u1edbi b\u1ec1 m\u1eb7t \u0111\u01b0\u1eddng cao c\u1ea5p, gi\u1ea3m x\u00f3c v\u00e0 ti\u1ebfng \u1ed3n \u0111\u1ed3ng th\u1eddi t\u0103ng c\u01b0\u1eddng s\u1ef1 tho\u1ea3i m\u00e1i khi l\u00e1i xe. &nbsp;<\/p>\n\n\n\n<p>Ma tr\u1eadn gang d\u1ebbo c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n m\u1ea1nh. B\u1ec1 m\u1eb7t th\u01b0\u1eddng \u0111\u01b0\u1ee3c x\u1eed l\u00fd ch\u1ed1ng \u0103n m\u00f2n n\u00e2ng cao (v\u00ed d\u1ee5: m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng l\u1edbp d\u00e0y, nh\u1ef1a than epoxy ho\u1eb7c l\u1edbp ph\u1ee7 polyurethane hi\u1ec7u su\u1ea5t cao), mang l\u1ea1i kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 k\u00e9p tr\u01b0\u1edbc c\u00e1c m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t nh\u01b0 phun mu\u1ed1i m\u1ea1nh, ch\u1ea5t ch\u1ed1ng \u0111\u00f3ng b\u0103ng v\u00e0 \u0103n m\u00f2n h\u00f3a h\u1ecdc. Tu\u1ed5i th\u1ecd cao \u0111\u1eb7c bi\u1ec7t gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 chi ph\u00ed v\u00f2ng \u0111\u1eddi. &nbsp;<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>L\u01b0\u1edbi vu\u00f4ng t\u00e1ch r\u1eddi ki\u1ec3u gang d\u1ebbo Luzhongbao 1200\u00d7740\u00d760, v\u1edbi s\u1ef1 k\u1ebft h\u1ee3p v\u01b0\u1ee3t tr\u1ed9i gi\u1eefa k\u00edch th\u01b0\u1edbc si\u00eau l\u1edbn, kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i c\u1ef1c m\u1ea1nh, l\u1ed1i v\u00e0o ki\u1ec3u t\u00e1ch r\u1eddi ti\u1ec7n l\u1ee3i, b\u1ea3o m\u1eadt h\u00e0ng \u0111\u1ea7u v\u00e0 tu\u1ed5i th\u1ecd k\u00e9o d\u00e0i, l\u00e0 s\u1ea3n ph\u1ea9m chu\u1ea9n m\u1ef1c chuy\u00ean nghi\u1ec7p cho c\u00e1c gi\u1ebfng b\u1ea3o tr\u00ec l\u1edbn v\u00e0 c\u00e1c c\u01a1 s\u1edf gi\u1ebfng ki\u1ec3m tra vu\u00f4ng h\u1ea1ng n\u1eb7ng. S\u1ea3n ph\u1ea9m mang l\u1ea1i s\u1ef1 \u0111\u1ea3m b\u1ea3o v\u1eefng ch\u1eafc v\u00e0 \u0111\u00e1ng tin c\u1eady cho ho\u1ea1t \u0111\u1ed9ng an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng \u0111\u1ed9ng m\u1ea1ch \u0111\u00f4 th\u1ecb.<\/p>","protected":false},"excerpt":{"rendered":"<p>L\u01b0\u1edbi vu\u00f4ng lo\u1ea1i chia \u0111\u00f4i b\u1eb1ng gang d\u1ebbo Luzhongbao 1200\u00d7740\u00d760: L\u1ef1a ch\u1ecdn ch\u1eafc ch\u1eafn cho l\u00f5i ti\u1ebfp c\u1eadn b\u1ea3o tr\u00ec quy m\u00f4 l\u1edbn C\u00e1c t\u00ednh n\u0103ng c\u1ee7a L\u01b0\u1edbi vu\u00f4ng lo\u1ea1i chia \u0111\u00f4i b\u1eb1ng gang d\u1ebbo 1200\u00d7740\u00d760 Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i c\u1ef1c m\u1ea1nh &amp; B\u1ea3o v\u1ec7 ch\u1ecbu t\u1ea3i n\u1eb7ng \u0110\u01b0\u1ee3c l\u00e0m b\u1eb1ng gang d\u1ebbo QT500-7 c\u00f3 \u0111\u1ed9 b\u1ec1n cao (\u0110\u1ed9 b\u1ec1n k\u00e9o \u2265500MPa, \u0110\u1ed9 b\u1ec1n ch\u1ea3y \u2265320MPa), mang l\u1ea1i c\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc tuy\u1ec7t v\u1eddi. Thi\u1ebft k\u1ebf d\u00e0y 60mm gi\u00fap t\u0103ng c\u01b0\u1eddng \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 c\u1ee9ng t\u1ed5ng th\u1ec3 v\u00e0 [\u2026]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,44,2],"tags":[126,63,152],"class_list":["post-1051","post","type-post","status-publish","format-standard","hentry","category-ductile-cast-iron-products","category-multi-opening-sqaure-manhole-cover","category-products","tag-ductile-cast-iron","tag-manhole-cover","tag-sqaure-manhole-cover"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>1200\u00d7740\u00d760 Ductile Iron Split-Type Square Grate - Ductile Cast Iron Multi Opening Sqaure Manhole Cover - Luzhongbao Metal Products Co., Ltd<\/title>\n<meta name=\"description\" content=\"In urban main roads, large industrial zones, municipal utility tunnels, and other areas requiring frequent maintenance or bearing heavy-duty vehicles, large-sized, high-strength, and easily accessible inspection well facilities are essential. The Luzhongbao 1200\u00d7740\u00d760 Ductile Iron Split-Type Square Grate is a professional solution tailored for such demanding applications. Cast from high-strength QT500-7 ductile iron in strict compliance with national standards like GB\/T 23858, it is specifically designed to meet heavy-duty (Class D400 and above) or ultra-heavy-duty (Class E600) load requirements. Its unique &quot;split-type&quot; structure (two-piece design) significantly reduces the weight of a single cover plate, greatly facilitating daily opening, inspection, and maintenance operations. It is the ideal safeguard for the safe and efficient operation of large square inspection wells.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/luzhongbao.com\/vi\/luoi-vuong-chia-doi-bang-gang-deo-1200x740x60\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"1200\u00d7740\u00d760 Ductile Iron Split-Type Square Grate - Ductile Cast Iron Multi Opening Sqaure Manhole Cover - Luzhongbao Metal Products Co., Ltd\" \/>\n<meta property=\"og:description\" content=\"In urban main roads, large industrial zones, municipal utility tunnels, and other areas requiring frequent maintenance or bearing heavy-duty vehicles, large-sized, high-strength, and easily accessible inspection well facilities are essential. The Luzhongbao 1200\u00d7740\u00d760 Ductile Iron Split-Type Square Grate is a professional solution tailored for such demanding applications. Cast from high-strength QT500-7 ductile iron in strict compliance with national standards like GB\/T 23858, it is specifically designed to meet heavy-duty (Class D400 and above) or ultra-heavy-duty (Class E600) load requirements. Its unique &quot;split-type&quot; structure (two-piece design) significantly reduces the weight of a single cover plate, greatly facilitating daily opening, inspection, and maintenance operations. 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