{"id":1041,"date":"2025-08-20T05:41:28","date_gmt":"2025-08-20T05:41:28","guid":{"rendered":"https:\/\/lzbmetal.com\/?p=1041"},"modified":"2025-08-20T05:41:29","modified_gmt":"2025-08-20T05:41:29","slug":"luoi-vuong-gang-deo-500x500x45","status":"publish","type":"post","link":"https:\/\/lzbmetal.com\/vi\/luoi-vuong-gang-deo-500x500x45\/","title":{"rendered":"L\u01b0\u1edbi vu\u00f4ng gang d\u1ebbo 500\u00d7500\u00d745"},"content":{"rendered":"

L\u01b0\u1edbi vu\u00f4ng gang d\u1ebbo Luzhongbao 500\u00d7500\u00d745: Ng\u01b0\u1eddi b\u1ea3o v\u1ec7 \u0111\u00e1ng tin c\u1eady cho m\u1ea1ng l\u01b0\u1edbi \u0111\u01b0\u1eddng \u1ed1ng ng\u1ea7m \u0111\u00f4 th\u1ecb  <\/p>\n\n\n\n

C\u00e1c t\u00ednh n\u0103ng c\u1ed1t l\u00f5i c\u1ee7a L\u01b0\u1edbi vu\u00f4ng gang d\u1ebbo 500\u00d7500\u00d745  <\/p>\n\n\n\n

Thi\u1ebft k\u1ebf ch\u1ecbu t\u1ea3i c\u00e2n b\u1eb1ng v\u00e0 nh\u1eb9 \u00a0<\/h2>\n\n\n\n

S\u1eed d\u1ee5ng gang d\u1ebbo QT500-7 (\u0110\u1ed9 b\u1ec1n k\u00e9o \u2265500MPa, Gi\u1edbi h\u1ea1n ch\u1ea3y \u2265320MPa), mang l\u1ea1i c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc tuy\u1ec7t v\u1eddi.  <\/p>\n\n\n\n

\u0110\u1ed9 d\u00e0y 45mm \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf khoa h\u1ecdc \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 t\u1ea3i tr\u1ecdng GB Class B (\u2265250kN) ho\u1eb7c Class A (\u2265400kN) cho c\u00e1c khu v\u1ef1c kh\u00f4ng ch\u1ecbu t\u1ea3i tr\u1ecdng n\u1eb7ng (v\u00ed d\u1ee5: v\u1ec9a h\u00e8, \u0111\u01b0\u1eddng c\u1ed9ng \u0111\u1ed3ng n\u1ed9i b\u1ed9, v\u00e0nh \u0111ai xanh, qu\u1ea3ng tr\u01b0\u1eddng) \u0111\u1ed3ng th\u1eddi ki\u1ec3m so\u00e1t hi\u1ec7u qu\u1ea3 tr\u1ecdng l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m \u0111\u1ec3 d\u1ec5 d\u00e0ng v\u1eadn chuy\u1ec3n v\u00e0 l\u1eafp \u0111\u1eb7t.  <\/p>\n\n\n\n

\u0110\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 ch\u1ed1ng tr\u1ed9m \u1ed5n \u0111\u1ecbnh \u00a0<\/h2>\n\n\n\n

\u0110\u01b0\u1ee3c trang b\u1ecb b\u1ea3n l\u1ec1 ch\u1ed1ng tr\u1ed9m \u1ea9n \u0111\u01b0\u1ee3c c\u1ea5p b\u1eb1ng s\u00e1ng ch\u1ebf, kh\u00f3a ch\u1eb7t song s\u1eaft v\u00e0o khung \u0111\u1ec3 ng\u0103n ch\u1eb7n vi\u1ec7c m\u1edf c\u1eeda tr\u00e1i ph\u00e9p v\u00e0 d\u1ecbch chuy\u1ec3n ng\u1eabu nhi\u00ean, gi\u1ea3m \u0111\u00e1ng k\u1ec3 nguy c\u01a1 tr\u1ed9m c\u1eafp v\u00e0 \u0111\u1ea3m b\u1ea3o an to\u00e0n c\u00f4ng c\u1ed9ng.  <\/p>\n\n\n\n

C\u1ea5u tr\u00fac \u1ed5n \u0111\u1ecbnh \u0111\u1ea3m b\u1ea3o kh\u00f4ng g\u00e2y ti\u1ebfng \u1ed3n ho\u1eb7c n\u1ea3y khi xe c\u1ed9 ho\u1eb7c ng\u01b0\u1eddi \u0111i b\u1ed9 \u0111i qua, \u0111\u1ea3m b\u1ea3o di chuy\u1ec3n \u00eam \u00e1i v\u00e0 \u1ed5n \u0111\u1ecbnh.  <\/p>\n\n\n\n

Kh\u1ea3 n\u0103ng ch\u1ed1ng tr\u01b0\u1ee3t v\u01b0\u1ee3t tr\u1ed9i \u00a0<\/h2>\n\n\n\n

B\u1ec1 m\u1eb7t v\u1ec9 n\u01b0\u1edbng c\u00f3 c\u00e1c h\u1ecda ti\u1ebft ch\u1ed1ng tr\u01b0\u1ee3t ma s\u00e1t cao \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf t\u1ec9 m\u1ec9 (v\u00ed d\u1ee5 nh\u01b0 v\u00e2n ch\u00e9o, ch\u1ea5m n\u1ed5i ho\u1eb7c h\u1ecda ti\u1ebft v\u1ea3y c\u00e1), t\u0103ng c\u01b0\u1eddng \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 b\u00e1m trong \u0111i\u1ec1u ki\u1ec7n m\u01b0a, tuy\u1ebft ho\u1eb7c d\u1ea7u.  <\/p>\n\n\n\n

Ng\u0103n ng\u1eeba hi\u1ec7u qu\u1ea3 t\u00ecnh tr\u1ea1ng tr\u01b0\u1ee3t ng\u00e3 c\u1ee7a ng\u01b0\u1eddi \u0111i b\u1ed9, \u0111\u1ea3m b\u1ea3o an to\u00e0n khi \u0111i b\u1ed9, \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng khu v\u1ef1c c\u00f3 l\u01b0u l\u01b0\u1ee3ng giao th\u00f4ng cao.  <\/p>\n\n\n\n

Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch ch\u00ednh x\u00e1c v\u00e0 b\u1ea3o tr\u00ec d\u1ec5 d\u00e0ng \u00a0<\/h2>\n\n\n\n

K\u00edch th\u01b0\u1edbc vu\u00f4ng ti\u00eau chu\u1ea9n 500mm\u00d7500mm v\u1edbi kh\u1ea3 n\u0103ng 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 c\u00e1c khung ph\u00f9 h\u1ee3p \u0111\u1ec3 l\u1eafp \u0111\u1eb7t nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3.  <\/p>\n\n\n\n

\u0110\u1ed9 ph\u1eb3ng cao cho ph\u00e9p t\u00edch h\u1ee3p li\u1ec1n m\u1ea1ch v\u1edbi v\u1ec9a h\u00e8 xung quanh, n\u00e2ng cao t\u00ednh th\u1ea9m m\u1ef9 v\u00e0 s\u1ef1 tho\u1ea3i m\u00e1i khi l\u00e1i xe\/\u0111i b\u1ed9.  <\/p>\n\n\n\n

K\u1ebft c\u1ea5u ch\u1eafc ch\u1eafn, kh\u1ea3 n\u0103ng ch\u1ed1ng l\u00e3o h\u00f3a v\u00e0 b\u1ea3o tr\u00ec h\u00e0ng ng\u00e0y t\u1ed1i thi\u1ec3u gi\u00fap gi\u1ea3m chi ph\u00ed v\u00f2ng \u0111\u1eddi s\u1ea3n ph\u1ea9m m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.  <\/p>\n\n\n\n

Kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu th\u1eddi ti\u1ebft v\u00e0 \u0103n m\u00f2n l\u00e2u d\u00e0i \u00a0<\/h2>\n\n\n\n

Ma tr\u1eadn gang d\u1ebbo c\u00f3 \u01b0u \u0111i\u1ec3m ch\u1ed1ng \u0103n m\u00f2n v\u1ed1n c\u00f3.  <\/p>\n\n\n\n

B\u1ec1 m\u1eb7t th\u01b0\u1eddng \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng l\u1edbp ph\u1ee7 ch\u1ed1ng \u0103n m\u00f2n n\u00e2ng cao (v\u00ed d\u1ee5, phun nh\u1ef1a \u0111\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao, ph\u1ee7 nh\u1ef1a epoxy ho\u1eb7c m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng), t\u1ea1o th\u00e0nh l\u1edbp b\u1ea3o v\u1ec7 d\u00e0y \u0111\u1eb7c.  <\/p>\n\n\n\n

Ch\u1ed1ng l\u1ea1i hi\u1ec7u qu\u1ea3 c\u00e1c m\u1ed1i nguy hi\u1ec3m t\u1eeb m\u00f4i tr\u01b0\u1eddng \u0111\u00f4 th\u1ecb nh\u01b0 \u0111\u1ed9 \u1ea9m, m\u01b0a axit v\u00e0 s\u1ef1 x\u00f3i m\u00f2n c\u1ee7a mu\u1ed1i tan b\u0103ng, c\u00f3 tu\u1ed5i th\u1ecd cao h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi c\u00e1c lo\u1ea1i song s\u1eaft \u0111\u00fac th\u00f4ng th\u01b0\u1eddng.  <\/p>\n\n\n\n

L\u01b0\u1edbi th\u00e9p vu\u00f4ng Luzhongbao 500\u00d7500\u00d745 t\u00edch h\u1ee3p t\u00ednh linh ho\u1ea1t ti\u00eau chu\u1ea9n, kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i \u0111\u00e1ng tin c\u1eady, \u0111\u1ed9 an to\u00e0n cao, b\u1ea3o tr\u00ec thu\u1eadn ti\u1ec7n v\u00e0 tu\u1ed5i th\u1ecd k\u00e9o d\u00e0i. S\u1ea3n ph\u1ea9m l\u00e0 gi\u1ea3i ph\u00e1p \u01b0u ti\u00ean cho c\u00e1c gi\u1ebfng ki\u1ec3m tra vu\u00f4ng \u1edf khu v\u1ef1c \u0111\u00f4 th\u1ecb kh\u00f4ng ch\u1ecbu t\u1ea3i tr\u1ecdng n\u1eb7ng, g\u00f3p ph\u1ea7n x\u00e2y d\u1ef1ng c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng \u0111\u00f4 th\u1ecb an to\u00e0n, th\u1ea9m m\u1ef9 v\u00e0 b\u1ec1n v\u1eefng.<\/p>","protected":false},"excerpt":{"rendered":"

L\u01b0\u1edbi th\u00e9p vu\u00f4ng d\u1ebbo Luzhongbao 500\u00d7500\u00d745: Ng\u01b0\u1eddi b\u1ea3o v\u1ec7 \u0111\u00e1ng tin c\u1eady cho m\u1ea1ng l\u01b0\u1edbi \u0111\u01b0\u1eddng \u1ed1ng ng\u1ea7m \u0111\u00f4 th\u1ecb C\u00e1c t\u00ednh n\u0103ng c\u1ed1t l\u00f5i c\u1ee7a l\u01b0\u1edbi th\u00e9p vu\u00f4ng d\u1ebbo 500\u00d7500\u00d745 Thi\u1ebft k\u1ebf ch\u1ecbu t\u1ea3i c\u00e2n b\u1eb1ng & tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9 S\u1eed d\u1ee5ng gang d\u1ebbo QT500-7 (\u0110\u1ed9 b\u1ec1n k\u00e9o \u2265500MPa, Gi\u1edbi h\u1ea1n ch\u1ea3y \u2265320MPa), mang l\u1ea1i c\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc tuy\u1ec7t v\u1eddi. \u0110\u1ed9 d\u00e0y 45mm \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf khoa h\u1ecdc \u0111\u1ec3 \u0111\u00e1p \u1ee9ng Ti\u00eau chu\u1ea9n GB [\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":[87,114,63],"class_list":["post-1041","post","type-post","status-publish","format-standard","hentry","category-ductile-cast-iron-products","category-products","category-square-manhole-cover","tag-grate","tag-luzhongbao","tag-manhole-cover"],"yoast_head":"\n500\u00d7500\u00d745 Ductile Iron Square Grate - Ductile Cast Iron Square Manhole Cover - Luzhongbao Metal Products Co., Ltd<\/title>\n<meta name=\"description\" content=\"In municipal pipe networks, community facilities, green belts, and other infrastructure sectors, safe and sturdy inspection well facilities are crucial nodes for ensuring unobstructed underground pipelines and ground traffic safety. The Luzhongbao 500\u00d7500\u00d745 Ductile Iron Square Grate, with its standardized dimensional design and excellent material properties, serves as an ideal choice for non-heavy-load areas. This product is strictly cast from high-strength QT500-7 ductile iron, complying with national standards such as GB\/T 23858. It is specifically designed for scenarios with moderate load requirements, such as sidewalks, community roads, green belts, and plazas, safeguarding underground pipe networks with exceptional durability and reliability.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lzbmetal.com\/vi\/luoi-vuong-gang-deo-500x500x45\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"500\u00d7500\u00d745 Ductile Iron Square Grate - Ductile Cast Iron Square Manhole Cover - Luzhongbao Metal Products Co., Ltd\" \/>\n<meta property=\"og:description\" content=\"In municipal pipe networks, community facilities, green belts, and other infrastructure sectors, safe and sturdy inspection well facilities are crucial nodes for ensuring unobstructed underground pipelines and ground traffic safety. The Luzhongbao 500\u00d7500\u00d745 Ductile Iron Square Grate, with its standardized dimensional design and excellent material properties, serves as an ideal choice for non-heavy-load areas. This product is strictly cast from high-strength QT500-7 ductile iron, complying with national standards such as GB\/T 23858. It is specifically designed for scenarios with moderate load requirements, such as sidewalks, community roads, green belts, and plazas, safeguarding underground pipe networks with exceptional durability and reliability.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lzbmetal.com\/vi\/luoi-vuong-gang-deo-500x500x45\/\" \/>\n<meta property=\"og:site_name\" content=\"LZBMetal Products Co., Ltd\" \/>\n<meta property=\"article:published_time\" content=\"2025-08-20T05:41:28+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-20T05:41:29+00:00\" \/>\n<meta name=\"author\" content=\"luzhongbao\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@Levi_Luzhongbao\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"luzhongbao\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/500x500x45-ductile-iron-square-grate\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/500x500x45-ductile-iron-square-grate\\\/\"},\"author\":{\"name\":\"luzhongbao\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/#\\\/schema\\\/person\\\/03225aba1019488054ecea53728c5cf0\"},\"headline\":\"500\u00d7500\u00d745 Ductile Iron Square Grate\",\"datePublished\":\"2025-08-20T05:41:28+00:00\",\"dateModified\":\"2025-08-20T05:41:29+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/500x500x45-ductile-iron-square-grate\\\/\"},\"wordCount\":348,\"commentCount\":0,\"keywords\":[\"Grate\",\"Luzhongbao\",\"Manhole Cover\"],\"articleSection\":[\"Ductile Cast Iron Products\",\"Products\",\"Square Manhole Cover\"],\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/lzbmetal.com\\\/500x500x45-ductile-iron-square-grate\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/500x500x45-ductile-iron-square-grate\\\/\",\"url\":\"https:\\\/\\\/lzbmetal.com\\\/500x500x45-ductile-iron-square-grate\\\/\",\"name\":\"500\u00d7500\u00d745 Ductile Iron Square Grate - Ductile Cast Iron Square Manhole Cover - Luzhongbao Metal Products Co., Ltd\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/#website\"},\"datePublished\":\"2025-08-20T05:41:28+00:00\",\"dateModified\":\"2025-08-20T05:41:29+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/#\\\/schema\\\/person\\\/03225aba1019488054ecea53728c5cf0\"},\"description\":\"In municipal pipe networks, community facilities, green belts, and other infrastructure sectors, safe and sturdy inspection well facilities are crucial nodes for ensuring unobstructed underground pipelines and ground traffic safety. 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