{"id":1030,"date":"2025-08-18T06:48:20","date_gmt":"2025-08-18T06:48:20","guid":{"rendered":"https:\/\/luzhongbao.com\/?p=1030"},"modified":"2025-08-18T06:48:21","modified_gmt":"2025-08-18T06:48:21","slug":"luoi-vuong-gang-deo-400x600x60","status":"publish","type":"post","link":"https:\/\/luzhongbao.com\/vi\/luoi-vuong-gang-deo-400x600x60\/","title":{"rendered":"L\u01b0\u1edbi vu\u00f4ng gang d\u1ebbo 400\u00d7600\u00d760"},"content":{"rendered":"<p>L\u01b0\u1edbi vu\u00f4ng gang d\u1ebbo Luzhongbao 400\u00d7600\u00d760: L\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u cho c\u00e1c c\u00f4ng tr\u00ecnh \u0111\u00f4 th\u1ecb b\u1ec1n v\u1eefng.<\/p>\n\n\n\n<p>C\u00e1c t\u00ednh n\u0103ng c\u1ed1t l\u00f5i c\u1ee7a L\u01b0\u1edbi vu\u00f4ng gang d\u1ebbo 400\u00d7600\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\">1. Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i \u0111\u1eb7c bi\u1ec7t &nbsp;<\/h3>\n\n\n\n<p>\u0110\u00fac t\u1eeb 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, \u0110\u1ed9 gi\u00e3n d\u00e0i \u22657%). &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 c\u1ee7a k\u1ebft c\u1ea5u, kh\u1ea3 n\u0103ng ch\u1ed1ng u\u1ed1n v\u00e0 ch\u1ed1ng va \u0111\u1eadp. &nbsp;<\/p>\n\n\n\n<p>Tu\u00e2n th\u1ee7 c\u00e1c y\u00eau c\u1ea7u v\u1ec1 t\u1ea3i tr\u1ecdng Lo\u1ea1i A (\u2265400kN) ho\u1eb7c Lo\u1ea1i B (\u2265250kN) c\u1ee7a GB (c\u1ea5p \u0111\u1ed9 c\u1ee5 th\u1ec3 t\u00f9y thu\u1ed9c v\u00e0o thi\u1ebft k\u1ebf), d\u1ec5 d\u00e0ng x\u1eed l\u00fd t\u1ea3i tr\u1ecdng th\u00f4ng th\u01b0\u1eddng tr\u00ean v\u1ec9a h\u00e8, l\u00e0n \u0111\u01b0\u1eddng kh\u00f4ng c\u00f3 \u0111\u1ed9ng c\u01a1, v\u00e0nh \u0111ai xanh v\u00e0 \u0111\u01b0\u1eddng c\u1ed9ng \u0111\u1ed3ng n\u1ed9i b\u1ed9. &nbsp;<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">2. Ch\u1ed1ng tr\u1ed9m v\u00e0 \u1ed5n \u0111\u1ecbnh v\u01b0\u1ee3t tr\u1ed9i &nbsp;<\/h3>\n\n\n\n<p>B\u1ea3n l\u1ec1 ch\u1ed1ng tr\u1ed9m ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c gi\u1ea5u k\u00edn gi\u00fap kh\u00f3a ch\u1eb7t song s\u1eaft v\u1edbi khung, ng\u0103n ch\u1eb7n vi\u1ec7c m\u1edf c\u1eeda tr\u00e1i ph\u00e9p v\u00e0 di chuy\u1ec3n ngo\u00e0i \u00fd mu\u1ed1n. &nbsp;<\/p>\n\n\n\n<p>L\u1eafp \u0111\u1eb7t ch\u1eafc ch\u1eafn \u0111\u1ea3m b\u1ea3o kh\u00f4ng g\u00e2y ti\u1ebfng \u1ed3n, kh\u00f4ng n\u1ea3y ho\u1eb7c kh\u00f4ng di chuy\u1ec3n khi c\u00f3 ph\u01b0\u01a1ng ti\u1ec7n l\u01b0u th\u00f4ng, \u0111\u1ea3m b\u1ea3o di chuy\u1ec3n \u00eam \u00e1i v\u00e0 an to\u00e0n. &nbsp;<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">3. Kh\u1ea3 n\u0103ng ch\u1ed1ng tr\u01b0\u1ee3t v\u01b0\u1ee3t tr\u1ed9i &nbsp;<\/h3>\n\n\n\n<p>B\u1ec1 m\u1eb7t c\u00f3 c\u00e1c h\u1ecda ti\u1ebft ch\u1ed1ng tr\u01b0\u1ee3t \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf tinh x\u1ea3o (v\u00ed d\u1ee5 nh\u01b0 \u0111\u01b0\u1eddng ch\u00e9o, \u0111i\u1ec3m n\u1ed5i, h\u1ecda ti\u1ebft v\u1ea3y c\u00e1) \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a ma s\u00e1t. &nbsp;<\/p>\n\n\n\n<p>\u0110\u1ea3m b\u1ea3o \u0111\u1ed9 b\u00e1m t\u1ed1t khi tr\u1eddi m\u01b0a, tuy\u1ebft ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n d\u1ea7u m\u1ee1, ng\u0103n ng\u1eeba tr\u01a1n tr\u01b0\u1ee3t hi\u1ec7u qu\u1ea3 v\u00e0 t\u0103ng c\u01b0\u1eddng an to\u00e0n cho ng\u01b0\u1eddi \u0111i b\u1ed9. &nbsp;<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">4. \u0110\u1ed9 ch\u00ednh x\u00e1c cao v\u00e0 d\u1ec5 b\u1ea3o tr\u00ec &nbsp;<\/h3>\n\n\n\n<p>\u0110\u1ed9 ch\u00ednh x\u00e1c v\u1ec1 k\u00edch th\u01b0\u1edbc nghi\u00eam ng\u1eb7t (400mm\u00d7600mm) \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch li\u1ec1n m\u1ea1ch v\u1edbi c\u00e1c khung ph\u00f9 h\u1ee3p \u0111\u1ec3 l\u1eafp \u0111\u1eb7t hi\u1ec7u qu\u1ea3. &nbsp;<\/p>\n\n\n\n<p>\u0110\u1ed9 ph\u1eb3ng cao cho ph\u00e9p t\u00edch h\u1ee3p tr\u01a1n tru v\u1edbi m\u1eb7t \u0111\u01b0\u1eddng, gi\u1ea3m thi\u1ec3u va ch\u1ea1m v\u00e0 c\u1ea3i thi\u1ec7n t\u00ednh th\u1ea9m m\u1ef9 c\u0169ng nh\u01b0 s\u1ef1 tho\u1ea3i m\u00e1i khi l\u00e1i xe. &nbsp;<\/p>\n\n\n\n<p>K\u1ebft c\u1ea5u b\u1ec1n b\u1ec9 gi\u00fap gi\u1ea3m nhu c\u1ea7u b\u1ea3o tr\u00ec v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd, gi\u1ea3m chi ph\u00ed d\u00e0i h\u1ea1n. &nbsp;<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">5. Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 th\u1eddi ti\u1ebft tuy\u1ec7t v\u1eddi &nbsp;<\/h3>\n\n\n\n<p>Ma tr\u1eadn gang d\u1ebbo c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u1ed1n c\u00f3. &nbsp;<\/p>\n\n\n\n<p>C\u00e1c ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd b\u1ec1 m\u1eb7t (v\u00ed d\u1ee5 nh\u01b0 ph\u1ee7 nh\u1ef1a \u0111\u01b0\u1eddng, s\u01a1n epoxy, m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng) cung c\u1ea5p th\u00eam c\u00e1c l\u1edbp b\u1ea3o v\u1ec7. &nbsp;<\/p>\n\n\n\n<p>C\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu hi\u1ec7u qu\u1ea3 c\u00e1c m\u1ed1i nguy hi\u1ec3m t\u1eeb m\u00f4i tr\u01b0\u1eddng \u0111\u00f4 th\u1ecb nh\u01b0 m\u01b0a axit, mu\u1ed1i ph\u00e1 b\u0103ng v\u00e0 \u0111\u1ed9 \u1ea9m, b\u1ec1n h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi c\u00e1c lo\u1ea1i l\u01b0\u1edbi s\u1eaft \u0111\u00fac th\u00f4ng th\u01b0\u1eddng. &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 gang d\u1ebbo Luzhongbao 400\u00d7600\u00d760, v\u1edbi \u0111\u1ed9 b\u1ec1n v\u01b0\u1ee3t tr\u1ed9i, kh\u1ea3 n\u0103ng ch\u1ed1ng tr\u1ed9m, ch\u1ed1ng tr\u01b0\u1ee3t, l\u1eafp \u0111\u1eb7t ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 b\u1ec1n l\u00e2u d\u00e0i, l\u00e0 gi\u1ea3i ph\u00e1p l\u00fd t\u01b0\u1edfng cho h\u1ed1 ga vu\u00f4ng \u1edf c\u00e1c khu v\u1ef1c \u0111\u00f4 th\u1ecb kh\u00f4ng ch\u1ecbu t\u1ea3i tr\u1ecdng n\u1eb7ng. S\u1ea3n ph\u1ea9m mang l\u1ea1i s\u1ef1 \u0111\u1ea3m b\u1ea3o ch\u1eafc ch\u1eafn v\u1ec1 an to\u00e0n, \u0111\u1ed9 tin c\u1eady v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00f4ng tr\u00ecnh \u0111\u00f4 th\u1ecb.<\/p>","protected":false},"excerpt":{"rendered":"<p>L\u01b0\u1edbi th\u00e9p vu\u00f4ng d\u1ebbo Luzhongbao 400\u00d7600\u00d760: L\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u cho c\u00e1c c\u00f4ng tr\u00ecnh \u0111\u00f4 th\u1ecb b\u1ec1n v\u1eefng. C\u00e1c t\u00ednh n\u0103ng c\u1ed1t l\u00f5i c\u1ee7a l\u01b0\u1edbi th\u00e9p vu\u00f4ng d\u1ebbo 400\u00d7600\u00d760 1. Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i v\u01b0\u1ee3t tr\u1ed9i \u0110\u01b0\u1ee3c \u0111\u00fac t\u1eeb gang d\u1ebbo QT500-7 c\u01b0\u1eddng \u0111\u1ed9 cao (\u0110\u1ed9 b\u1ec1n k\u00e9o \u2265500MPa, Gi\u1edbi h\u1ea1n ch\u1ea3y \u2265320MPa, \u0110\u1ed9 gi\u00e3n d\u00e0i \u22657%). Thi\u1ebft k\u1ebf d\u00e0y 60mm gi\u00fap t\u0103ng c\u01b0\u1eddng \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 c\u1ee9ng k\u1ebft c\u1ea5u, kh\u1ea3 n\u0103ng ch\u1ed1ng u\u1ed1n v\u00e0 ch\u1ed1ng va \u0111\u1eadp. [\u2026]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,2,43],"tags":[126,87,63],"class_list":["post-1030","post","type-post","status-publish","format-standard","hentry","category-ductile-cast-iron-products","category-products","category-square-manhole-cover","tag-ductile-cast-iron","tag-grate","tag-manhole-cover"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>400\u00d7600\u00d760 Ductile Iron Square Grate - Ductile Cast Iron Square Manhole Cover - Luzhongbao Metal Products Co., Ltd<\/title>\n<meta name=\"description\" content=\"In urban road construction and pipeline inspection infrastructure, reliable and sturdy manhole facilities are crucial. The Luzhongbao 400\u00d7600\u00d760 Ductile Iron Square Grate is a standard product meticulously designed and manufactured to meet this core requirement. Made from high-quality ductile iron material (QT500-7) and produced in strict compliance with national standards (e.g., GB\/T 23858), it is specifically engineered for medium-load areas such as sidewalks, non-motorized lanes, green belts, and internal community roads. 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Made from high-quality ductile iron material (QT500-7) and produced in strict compliance with national standards (e.g., GB\/T 23858), it is specifically engineered for medium-load areas such as sidewalks, non-motorized lanes, green belts, and internal community roads. 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