{"id":768,"date":"2025-06-24T06:46:56","date_gmt":"2025-06-24T06:46:56","guid":{"rendered":"https:\/\/lzbmetal.com\/?p=768"},"modified":"2025-06-24T06:47:02","modified_gmt":"2025-06-24T06:47:02","slug":"nap-ho-ga-vuong-composite-mo-doi","status":"publish","type":"post","link":"https:\/\/lzbmetal.com\/vi\/nap-ho-ga-vuong-composite-mo-doi\/","title":{"rendered":"N\u1eafp h\u1ed1 ga vu\u00f4ng composite m\u1edf \u0111\u00f4i 700\u00d71050\u00d760"},"content":{"rendered":"

N\u1eafp h\u1ed1 ga vu\u00f4ng composite m\u1edf \u0111\u00f4i 700\u00d71050\u00d760 <\/mark><\/strong><\/p>\n\n\n\n

I. Ph\u00e2n t\u00edch c\u1ea5u tr\u00fac v\u00e0 s\u1ea3n xu\u1ea5t<\/h3>\n\n\n\n

V\u1ecf b\u1ecdc s\u1eed d\u1ee5ng nh\u1ef1a polyester kh\u00f4ng b\u00e3o h\u00f2a l\u00e0m ma tr\u1eadn, \u0111\u01b0\u1ee3c gia c\u1ed1 b\u1eb1ng s\u1ee3i th\u1ee7y tinh c\u01b0\u1eddng \u0111\u1ed9 cao v\u00e0 c\u1ed1t th\u00e9p nh\u00fang, \u0111\u00fac d\u01b0\u1edbi nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t cao. C\u1ea5u tr\u00fac "m\u1edf k\u00e9p" bao g\u1ed3m hai l\u00e1 \u0111\u1ed1i x\u1ee9ng \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i d\u1ecdc theo tr\u1ee5c trung t\u00e2m, cho ph\u00e9p m\u1ed9t n\u1eeda v\u1ecf b\u1ecdc v\u1eabn gi\u1eef nguy\u00ean v\u1ecb tr\u00ed trong qu\u00e1 tr\u00ecnh b\u1ea3o tr\u00ec \u2013 gi\u1ea3m \u0111\u00e1ng k\u1ec3 kh\u00f4ng gian v\u1eadn h\u00e0nh c\u1ea7n thi\u1ebft. Thi\u1ebft k\u1ebf n\u00e0y \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng con \u0111\u01b0\u1eddng h\u1eb9p ho\u1eb7c m\u00f4i tr\u01b0\u1eddng d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t \u0111\u00f4ng \u0111\u00fac.  <\/p>\n\n\n\n

\n\n\n\n

II. S\u00e1u l\u1ee3i th\u1ebf c\u1ed1t l\u00f5i  <\/h3>\n\n\n\n

1.Ng\u0103n ch\u1eb7n tr\u1ed9m c\u1eafp v\u1ed1n c\u00f3 \u00a0<\/strong><\/p>\n\n\n\n

Kh\u00f4ng ch\u1ee9a kim lo\u1ea1i t\u00e1i ch\u1ebf l\u1ed9 ra ngo\u00e0i (th\u00e9p gia c\u1ed1 \u0111\u01b0\u1ee3c bao b\u1ecdc ho\u00e0n to\u00e0n), khi\u1ebfn chi ph\u00ed khai th\u00e1c v\u01b0\u1ee3t qu\u00e1 gi\u00e1 tr\u1ecb ph\u1ebf li\u1ec7u. C\u00e1c b\u00e1o c\u00e1o c\u1ee7a th\u00e0nh ph\u1ed1 ch\u1ec9 ra r\u1eb1ng t\u00ecnh tr\u1ea1ng tr\u1ed9m c\u1eafp v\u1ecf b\u1ecdc gi\u1ea3m >90% sau khi \u00e1p d\u1ee5ng.  <\/p>\n\n\n\n

2. Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i v\u00e0 d\u1ef1 ph\u00f2ng an to\u00e0n v\u01b0\u1ee3t tr\u1ed9i \u00a0<\/strong><\/p>\n\n\n\n

Thi\u1ebft k\u1ebf \u0111\u1ebf h\u00ecnh b\u00e1t ph\u00e2n t\u00e1n \u00e1p l\u1ef1c ra ngo\u1ea1i vi, t\u0103ng kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i theo c\u1ea5p s\u1ed1 nh\u00e2n. T\u1ea3i tr\u1ecdng t\u1ed1i \u0111a \u0111\u00e3 th\u1eed nghi\u1ec7m >50 t\u1ea5n (v\u01b0\u1ee3t qu\u00e1 ti\u00eau chu\u1ea9n GB Heavy-Duty l\u00e0 36 t\u1ea5n) m\u00e0 kh\u00f4ng b\u1ecb bi\u1ebfn d\u1ea1ng khi xe t\u1ea3i h\u1ea1ng n\u1eb7ng l\u01b0u th\u00f4ng.  <\/p>\n\n\n\n

3. Tu\u1ed5i th\u1ecd k\u00e9o d\u00e0i v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu v\u1edbi m\u00f4i tr\u01b0\u1eddng \u00a0<\/strong><\/p>\n\n\n\n

Li\u00ean k\u1ebft s\u1ee3i nh\u1ef1a c\u00f3 \u0111\u1ed9 xuy\u00ean th\u1ea5u cao ng\u0103n ng\u1eeba h\u01b0 h\u1ecfng b\u00ean trong khi ch\u1ecbu t\u1ea3i tr\u1ecdng tu\u1ea7n ho\u00e0n. Ch\u1ed1ng axit, ki\u1ec1m, \u0103n m\u00f2n mu\u1ed1i v\u00e0 cung c\u1ea5p kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n. Ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady trong c\u00e1c \u1ed1ng d\u1eabn \u0111i\u1ec7n, khu v\u1ef1c h\u00f3a ch\u1ea5t v\u00e0 khu v\u1ef1c ven bi\u1ec3n. Tu\u1ed5i th\u1ecd h\u01a1n 20 n\u0103m \u2013 g\u1ea5p \u0111\u00f4i so v\u1edbi n\u1eafp gang (5\u201310 n\u0103m).  <\/p>\n\n\n\n

4. Gi\u1ea3m ti\u1ebfng \u1ed3n v\u00e0 ch\u1ed1ng tr\u01b0\u1ee3t \u00a0<\/strong><\/p>\n\n\n\n

Lo\u1ea1i b\u1ecf ti\u1ebfng \u1ed3n va ch\u1ea1m kim lo\u1ea1i khi xe ch\u1ea1y qua. B\u1ec1 m\u1eb7t ch\u1ed1ng tr\u01b0\u1ee3t t\u1ed1t duy tr\u00ec h\u1ec7 s\u1ed1 ma s\u00e1t cao (>0,75) khi tr\u1eddi m\u01b0a. V\u1eeba v\u1eb7n ch\u00ednh x\u00e1c gi\u00fap lo\u1ea1i b\u1ecf hi\u1ec7n t\u01b0\u1ee3ng n\u1ea3y, d\u1ecbch chuy\u1ec3n v\u00e0 ti\u1ebfng k\u00eau l\u1ea1ch c\u1ea1ch c\u1ee7a n\u1eafp.  <\/p>\n\n\n\n

5. Th\u1ea9m m\u1ef9 t\u00f9y ch\u1ec9nh v\u00e0 t\u00edch h\u1ee3p \u0111\u00f4 th\u1ecb \u00a0<\/strong><\/p>\n\n\n\n

H\u1ed7 tr\u1ee3 m\u00e0u t\u00edch h\u1ee3p (kh\u00f4ng s\u01a1n), l\u1edbp ho\u00e0n thi\u1ec7n ch\u1ed1ng phai m\u00e0u. C\u00e1c t\u00f9y ch\u1ecdn bao g\u1ed3m k\u1ebft c\u1ea5u \u0111\u00e1, logo c\u00f4ng ty ho\u1eb7c m\u00e0u s\u1eafc c\u1ee5 th\u1ec3 c\u1ee7a ti\u1ec7n \u00edch (n\u01b0\u1edbc\/kh\u00ed\/vi\u1ec5n th\u00f4ng) \u0111\u1ec3 t\u1ea1o s\u1ef1 h\u00e0i h\u00f2a v\u1ec1 m\u1eb7t ch\u1ee9c n\u0103ng v\u00e0 h\u00ecnh \u1ea3nh.  <\/p>\n\n\n\n

6. Hi\u1ec7u qu\u1ea3 nh\u1eb9 \u00a0<\/strong><\/p>\n\n\n\n

Tr\u1ecdng l\u01b0\u1ee3ng ~65kg (b\u1eb1ng m\u1ed9t n\u1eeda tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a n\u1eafp gang t\u01b0\u01a1ng \u0111\u01b0\u01a1ng). Cho ph\u00e9p m\u1ed9t ng\u01b0\u1eddi v\u1eadn h\u00e0nh v\u1edbi c\u00e1c c\u00f4ng c\u1ee5 c\u01a1 b\u1ea3n. Kh\u00f4ng c\u1ea7n thi\u1ebft b\u1ecb n\u00e2ng v\u1eadt n\u1eb7ng \u2013 l\u00fd t\u01b0\u1edfng cho c\u00e1c l\u1ed1i \u0111i h\u1eb9p ho\u1eb7c s\u1eeda ch\u1eefa kh\u1ea9n c\u1ea5p.  <\/p>\n\n\n\n

\n\n\n\n

III. T\u1ea1i sao thi\u1ebft k\u1ebf m\u1edf k\u00e9p l\u1ea1i l\u00e0 n\u00e2ng c\u1ea5p quan tr\u1ecdng?  <\/h3>\n\n\n\n

N\u1eafp \u0111\u1eady m\u1ed9t m\u1ea3nh truy\u1ec1n th\u1ed1ng c\u1ea7n ph\u1ea3i th\u00e1o b\u1ecf ho\u00e0n to\u00e0n trong qu\u00e1 tr\u00ecnh b\u1ea3o tr\u00ec, ch\u1eb7n c\u00e1c l\u00e0n \u0111\u01b0\u1eddng v\u00e0 g\u00e2y t\u1eafc ngh\u1ebdn. Thi\u1ebft k\u1ebf m\u1edf \u0111\u00f4i cho ph\u00e9p ti\u1ebfp c\u1eadn m\u1ed9t b\u00ean (\u224835kg) trong khi v\u1eabn gi\u1eef cho n\u1eeda c\u00f2n l\u1ea1i \u0111\u01b0\u1ee3c an to\u00e0n \u2013 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho ng\u01b0\u1eddi lao \u0111\u1ed9ng v\u00e0 gi\u1ea3m thi\u1ec3u gi\u00e1n \u0111o\u1ea1n giao th\u00f4ng. \u0110i\u1ec1u n\u00e0y \u0111\u00e3 khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn \u01b0u ti\u00ean cho c\u00e1c ti\u1ec7n \u00edch th\u01b0\u1eddng xuy\u00ean truy c\u1eadp (\u0111i\u1ec7n\/vi\u1ec5n th\u00f4ng).  <\/p>\n\n\n\n

\n\n\n\n

IV. K\u1ecbch b\u1ea3n \u1ee9ng d\u1ee5ng & L\u1ee3i \u00edch  <\/h3>\n\n\n\n

Ti\u1ebft ki\u1ec7m chi ph\u00ed: T\u1ed5ng chi ph\u00ed th\u1ea5p h\u01a1n 10\u201315% so v\u1edbi gang; kh\u00f4ng c\u1ea7n b\u1ea3o tr\u00ec  <\/p>\n\n\n\n

Kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng v\u1edbi m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t: Ho\u1ea1t \u0111\u1ed9ng t\u1eeb \u201350\u00b0C \u0111\u1ebfn 150\u00b0C (c\u00f4ng th\u1ee9c \u0111\u1eb7c bi\u1ec7t) \u2013 \u1ed5n \u0111\u1ecbnh trong v\u00f9ng \u0111\u1ea5t \u0111\u00f3ng b\u0103ng v\u0129nh c\u1eedu ho\u1eb7c khu v\u1ef1c l\u00e2n c\u1eadn nh\u00e0 m\u00e1y th\u00e9p  <\/p>\n\n\n\n

Gi\u00e1 tr\u1ecb b\u1ec1n v\u1eefng: Gi\u1ea3m ti\u00eau th\u1ee5 gang; th\u00fac \u0111\u1ea9y qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng xanh. \u0110\u01b0\u1ee3c nhi\u1ec1u ch\u00ednh ph\u1ee7 ch\u1ec9 \u0111\u1ecbnh cho c\u00e1c d\u1ef1 \u00e1n m\u1edbi.  <\/p>\n\n\n\n

\n\n\n\n

Ph\u1ea7n k\u1ebft lu\u1eadn  <\/h3>\n\n\n\n

N\u1eafp \u0111\u1eady composite m\u1edf k\u00e9p n\u00e0y gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 ph\u00f2ng ch\u1ed1ng tr\u1ed9m c\u1eafp trong khi v\u1eabn mang l\u1ea1i nh\u1eefng l\u1ee3i th\u1ebf to\u00e0n di\u1ec7n v\u1ec1 t\u00ednh an to\u00e0n, \u0111\u1ed9 b\u1ec1n, hi\u1ec7u qu\u1ea3 sinh th\u00e1i v\u00e0 thi\u1ebft k\u1ebf ti\u1ec7n d\u1ee5ng \u2013 th\u1ec3 hi\u1ec7n tri\u1ebft l\u00fd "l\u1ea5y ng\u01b0\u1eddi d\u00f9ng l\u00e0m trung t\u00e2m" c\u1ee7a c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng \u0111\u00f4 th\u1ecb hi\u1ec7n \u0111\u1ea1i. L\u00e0 m\u1ed9t chuy\u00ean gia trong ng\u00e0nh, t\u00f4i \u0111\u00e3 ch\u1ee9ng ki\u1ebfn s\u1ef1 gi\u1ea3m thi\u1ec3u \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh v\u1ec1 c\u01b0\u1eddng \u0111\u1ed9 b\u1ea3o tr\u00ec v\u00e0 t\u1ef7 l\u1ec7 tai n\u1ea1n. V\u1edbi nh\u1eefng ti\u1ebfn b\u1ed9 li\u00ean t\u1ee5c v\u1ec1 v\u1eadt li\u1ec7u (v\u00ed d\u1ee5, gia c\u1ed1 b\u1eb1ng s\u1ee3i carbon, c\u1ea3m bi\u1ebfn th\u00f4ng minh nh\u00fang), nh\u1eefng n\u1eafp \u0111\u1eady nh\u01b0 v\u1eady s\u1ebd \u0111\u00f3ng vai tr\u00f2 ng\u00e0y c\u00e0ng quan tr\u1ecdng trong vi\u1ec7c x\u00e2y d\u1ef1ng c\u00e1c th\u00e0nh ph\u1ed1 th\u00f4ng minh h\u01a1n.  <\/p>","protected":false},"excerpt":{"rendered":"

N\u1eafp h\u1ed1 ga vu\u00f4ng composite m\u1edf \u0111\u00f4i 700\u00d71050\u00d760 I. Ph\u00e2n t\u00edch c\u1ea5u tr\u00fac v\u00e0 s\u1ea3n xu\u1ea5t N\u1eafp s\u1eed d\u1ee5ng nh\u1ef1a polyester kh\u00f4ng b\u00e3o h\u00f2a l\u00e0m ma tr\u1eadn, \u0111\u01b0\u1ee3c gia c\u1ed1 b\u1eb1ng s\u1ee3i th\u1ee7y tinh c\u01b0\u1eddng \u0111\u1ed9 cao v\u00e0 c\u1ed1t th\u00e9p nh\u00fang, \u0111\u00fac d\u01b0\u1edbi nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t cao. C\u1ea5u tr\u00fac "m\u1edf \u0111\u00f4i" bao g\u1ed3m hai l\u00e1 \u0111\u1ed1i x\u1ee9ng \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i d\u1ecdc theo tr\u1ee5c trung t\u00e2m, cho ph\u00e9p m\u1ed9t n\u1eeda n\u1eafp v\u1eabn \u1edf trong [\u2026]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,2,53],"tags":[63,135],"class_list":["post-768","post","type-post","status-publish","format-standard","hentry","category-composite-resin-fiber-products","category-products","category-square-manhole-cover-composite-resin-fiber-products","tag-manhole-cover","tag-opening-manhole-cover"],"yoast_head":"\n700\u00d71050\u00d760 Double-Opening Composite Square Manhole Cover Products - LZBMetal Products Co., Ltd<\/title>\n<meta name=\"description\" content=\"This double-opening composite cover addresses theft prevention while delivering comprehensive advantages in safety, durability, eco-efficiency, and ergonomic design \u2013 embodying the "user-centered" philosophy of modern municipal infrastructure. As an industry professional, I\u2019ve witnessed its proven reduction in maintenance intensity and accident rates. With ongoing material advancements (e.g., carbon fiber reinforcement, embedded smart sensors), such covers will play an increasingly vital role in building smarter cities.\" \/>\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\/nap-ho-ga-vuong-composite-mo-doi\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"700\u00d71050\u00d760 Double-Opening Composite Square Manhole Cover Products - LZBMetal Products Co., Ltd\" \/>\n<meta property=\"og:description\" content=\"This double-opening composite cover addresses theft prevention while delivering comprehensive advantages in safety, durability, eco-efficiency, and ergonomic design \u2013 embodying the "user-centered" philosophy of modern municipal infrastructure. As an industry professional, I\u2019ve witnessed its proven reduction in maintenance intensity and accident rates. With ongoing material advancements (e.g., carbon fiber reinforcement, embedded smart sensors), such covers will play an increasingly vital role in building smarter cities.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lzbmetal.com\/vi\/nap-ho-ga-vuong-composite-mo-doi\/\" \/>\n<meta property=\"og:site_name\" content=\"LZBMetal Products Co., Ltd\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-24T06:46:56+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-06-24T06:47:02+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\\\/double-opening-composite-square-manhole-cover\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/double-opening-composite-square-manhole-cover\\\/\"},\"author\":{\"name\":\"luzhongbao\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/#\\\/schema\\\/person\\\/03225aba1019488054ecea53728c5cf0\"},\"headline\":\"700\u00d71050\u00d760 Double-Opening Composite Square Manhole Cover\",\"datePublished\":\"2025-06-24T06:46:56+00:00\",\"dateModified\":\"2025-06-24T06:47:02+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/double-opening-composite-square-manhole-cover\\\/\"},\"wordCount\":463,\"commentCount\":0,\"keywords\":[\"Manhole Cover\",\"Opening Manhole Cover\"],\"articleSection\":[\"Composite Resin Fiber Products\",\"Products\",\"Square Manhole Cover\"],\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/lzbmetal.com\\\/double-opening-composite-square-manhole-cover\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/double-opening-composite-square-manhole-cover\\\/\",\"url\":\"https:\\\/\\\/lzbmetal.com\\\/double-opening-composite-square-manhole-cover\\\/\",\"name\":\"700\u00d71050\u00d760 Double-Opening Composite Square Manhole Cover Products - LZBMetal Products Co., Ltd\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/#website\"},\"datePublished\":\"2025-06-24T06:46:56+00:00\",\"dateModified\":\"2025-06-24T06:47:02+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/#\\\/schema\\\/person\\\/03225aba1019488054ecea53728c5cf0\"},\"description\":\"This double-opening composite cover addresses theft prevention while delivering comprehensive advantages in safety, durability, eco-efficiency, and ergonomic design \u2013 embodying the \\\"user-centered\\\" philosophy of modern municipal infrastructure. As an industry professional, I\u2019ve witnessed its proven reduction in maintenance intensity and accident rates. With ongoing material advancements (e.g., carbon fiber reinforcement, embedded smart sensors), such covers will play an increasingly vital role in building smarter cities.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/double-opening-composite-square-manhole-cover\\\/#breadcrumb\"},\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/lzbmetal.com\\\/double-opening-composite-square-manhole-cover\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/double-opening-composite-square-manhole-cover\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\\\/\\\/lzbmetal.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"700\u00d71050\u00d760 Double-Opening Composite Square Manhole Cover\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/#website\",\"url\":\"https:\\\/\\\/lzbmetal.com\\\/\",\"name\":\"Hubei LZBMetal Products Co., Ltd\",\"description\":\"Your Design, Our Factory. Custom Manhole Covers Made Easy\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/lzbmetal.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"vi\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/#\\\/schema\\\/person\\\/03225aba1019488054ecea53728c5cf0\",\"name\":\"luzhongbao\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/1ac515e20f844126be310a41cfa092daaf1e2b3b291d9328ac9dba05b400b569?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/1ac515e20f844126be310a41cfa092daaf1e2b3b291d9328ac9dba05b400b569?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/1ac515e20f844126be310a41cfa092daaf1e2b3b291d9328ac9dba05b400b569?s=96&d=mm&r=g\",\"caption\":\"luzhongbao\"},\"sameAs\":[\"https:\\\/\\\/x.com\\\/Levi_Luzhongbao\"],\"url\":\"https:\\\/\\\/lzbmetal.com\\\/vi\\\/author\\\/luzhongbao\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"S\u1ea3n ph\u1ea9m n\u1eafp c\u1ed1ng vu\u00f4ng composite hai c\u1eeda k\u00edch th\u01b0\u1edbc 700\u00d71050\u00d760 - C\u00f4ng ty TNHH S\u1ea3n ph\u1ea9m Kim lo\u1ea1i LZB","description":"N\u1eafp \u0111\u1eady composite m\u1edf k\u00e9p n\u00e0y gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 ph\u00f2ng ch\u1ed1ng tr\u1ed9m c\u1eafp trong khi v\u1eabn mang l\u1ea1i nh\u1eefng l\u1ee3i th\u1ebf to\u00e0n di\u1ec7n v\u1ec1 t\u00ednh an to\u00e0n, \u0111\u1ed9 b\u1ec1n, hi\u1ec7u qu\u1ea3 sinh th\u00e1i v\u00e0 thi\u1ebft k\u1ebf ti\u1ec7n d\u1ee5ng \u2013 th\u1ec3 hi\u1ec7n tri\u1ebft l\u00fd "l\u1ea5y ng\u01b0\u1eddi d\u00f9ng l\u00e0m trung t\u00e2m" c\u1ee7a c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng \u0111\u00f4 th\u1ecb hi\u1ec7n \u0111\u1ea1i. L\u00e0 m\u1ed9t chuy\u00ean gia trong ng\u00e0nh, t\u00f4i \u0111\u00e3 ch\u1ee9ng ki\u1ebfn s\u1ef1 gi\u1ea3m thi\u1ec3u \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh v\u1ec1 c\u01b0\u1eddng \u0111\u1ed9 b\u1ea3o tr\u00ec v\u00e0 t\u1ef7 l\u1ec7 tai n\u1ea1n. V\u1edbi nh\u1eefng ti\u1ebfn b\u1ed9 li\u00ean t\u1ee5c v\u1ec1 v\u1eadt li\u1ec7u (v\u00ed d\u1ee5, gia c\u1ed1 b\u1eb1ng s\u1ee3i carbon, c\u1ea3m bi\u1ebfn th\u00f4ng minh nh\u00fang), nh\u1eefng n\u1eafp \u0111\u1eady nh\u01b0 v\u1eady s\u1ebd \u0111\u00f3ng vai tr\u00f2 ng\u00e0y c\u00e0ng quan tr\u1ecdng trong vi\u1ec7c x\u00e2y d\u1ef1ng c\u00e1c th\u00e0nh ph\u1ed1 th\u00f4ng minh h\u01a1n.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/lzbmetal.com\/vi\/nap-ho-ga-vuong-composite-mo-doi\/","og_locale":"vi_VN","og_type":"article","og_title":"700\u00d71050\u00d760 Double-Opening Composite Square Manhole Cover Products - LZBMetal Products Co., Ltd","og_description":"This double-opening composite cover addresses theft prevention while delivering comprehensive advantages in safety, durability, eco-efficiency, and ergonomic design \u2013 embodying the \"user-centered\" philosophy of modern municipal infrastructure. As an industry professional, I\u2019ve witnessed its proven reduction in maintenance intensity and accident rates. With ongoing material advancements (e.g., carbon fiber reinforcement, embedded smart sensors), such covers will play an increasingly vital role in building smarter cities.","og_url":"https:\/\/lzbmetal.com\/vi\/nap-ho-ga-vuong-composite-mo-doi\/","og_site_name":"LZBMetal Products Co., Ltd","article_published_time":"2025-06-24T06:46:56+00:00","article_modified_time":"2025-06-24T06:47:02+00:00","author":"luzhongbao","twitter_card":"summary_large_image","twitter_creator":"@Levi_Luzhongbao","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"luzhongbao","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"2 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/lzbmetal.com\/double-opening-composite-square-manhole-cover\/#article","isPartOf":{"@id":"https:\/\/lzbmetal.com\/double-opening-composite-square-manhole-cover\/"},"author":{"name":"luzhongbao","@id":"https:\/\/lzbmetal.com\/#\/schema\/person\/03225aba1019488054ecea53728c5cf0"},"headline":"700\u00d71050\u00d760 Double-Opening Composite Square Manhole Cover","datePublished":"2025-06-24T06:46:56+00:00","dateModified":"2025-06-24T06:47:02+00:00","mainEntityOfPage":{"@id":"https:\/\/lzbmetal.com\/double-opening-composite-square-manhole-cover\/"},"wordCount":463,"commentCount":0,"keywords":["Manhole Cover","Opening Manhole Cover"],"articleSection":["Composite Resin Fiber Products","Products","Square Manhole Cover"],"inLanguage":"vi","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/lzbmetal.com\/double-opening-composite-square-manhole-cover\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/lzbmetal.com\/double-opening-composite-square-manhole-cover\/","url":"https:\/\/lzbmetal.com\/double-opening-composite-square-manhole-cover\/","name":"S\u1ea3n ph\u1ea9m n\u1eafp c\u1ed1ng vu\u00f4ng composite hai c\u1eeda k\u00edch th\u01b0\u1edbc 700\u00d71050\u00d760 - C\u00f4ng ty TNHH S\u1ea3n ph\u1ea9m Kim lo\u1ea1i LZB","isPartOf":{"@id":"https:\/\/lzbmetal.com\/#website"},"datePublished":"2025-06-24T06:46:56+00:00","dateModified":"2025-06-24T06:47:02+00:00","author":{"@id":"https:\/\/lzbmetal.com\/#\/schema\/person\/03225aba1019488054ecea53728c5cf0"},"description":"N\u1eafp \u0111\u1eady composite m\u1edf k\u00e9p n\u00e0y gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 ph\u00f2ng ch\u1ed1ng tr\u1ed9m c\u1eafp trong khi v\u1eabn mang l\u1ea1i nh\u1eefng l\u1ee3i th\u1ebf to\u00e0n di\u1ec7n v\u1ec1 t\u00ednh an to\u00e0n, \u0111\u1ed9 b\u1ec1n, hi\u1ec7u qu\u1ea3 sinh th\u00e1i v\u00e0 thi\u1ebft k\u1ebf ti\u1ec7n d\u1ee5ng \u2013 th\u1ec3 hi\u1ec7n tri\u1ebft l\u00fd "l\u1ea5y ng\u01b0\u1eddi d\u00f9ng l\u00e0m trung t\u00e2m" c\u1ee7a c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng \u0111\u00f4 th\u1ecb hi\u1ec7n \u0111\u1ea1i. L\u00e0 m\u1ed9t chuy\u00ean gia trong ng\u00e0nh, t\u00f4i \u0111\u00e3 ch\u1ee9ng ki\u1ebfn s\u1ef1 gi\u1ea3m thi\u1ec3u \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh v\u1ec1 c\u01b0\u1eddng \u0111\u1ed9 b\u1ea3o tr\u00ec v\u00e0 t\u1ef7 l\u1ec7 tai n\u1ea1n. V\u1edbi nh\u1eefng ti\u1ebfn b\u1ed9 li\u00ean t\u1ee5c v\u1ec1 v\u1eadt li\u1ec7u (v\u00ed d\u1ee5, gia c\u1ed1 b\u1eb1ng s\u1ee3i carbon, c\u1ea3m bi\u1ebfn th\u00f4ng minh nh\u00fang), nh\u1eefng n\u1eafp \u0111\u1eady nh\u01b0 v\u1eady s\u1ebd \u0111\u00f3ng vai tr\u00f2 ng\u00e0y c\u00e0ng quan tr\u1ecdng trong vi\u1ec7c x\u00e2y d\u1ef1ng c\u00e1c th\u00e0nh ph\u1ed1 th\u00f4ng minh h\u01a1n.","breadcrumb":{"@id":"https:\/\/lzbmetal.com\/double-opening-composite-square-manhole-cover\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/lzbmetal.com\/double-opening-composite-square-manhole-cover\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/lzbmetal.com\/double-opening-composite-square-manhole-cover\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/lzbmetal.com\/"},{"@type":"ListItem","position":2,"name":"700\u00d71050\u00d760 Double-Opening Composite Square Manhole Cover"}]},{"@type":"WebSite","@id":"https:\/\/lzbmetal.com\/#website","url":"https:\/\/lzbmetal.com\/","name":"C\u00f4ng ty TNHH S\u1ea3n ph\u1ea9m Kim lo\u1ea1i H\u1ed3 B\u1eafc LZB","description":"Thi\u1ebft k\u1ebf c\u1ee7a b\u1ea1n, nh\u00e0 m\u00e1y c\u1ee7a ch\u00fang t\u00f4i. S\u1ea3n xu\u1ea5t n\u1eafp c\u1ed1ng theo y\u00eau c\u1ea7u d\u1ec5 d\u00e0ng.","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/lzbmetal.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Person","@id":"https:\/\/lzbmetal.com\/#\/schema\/person\/03225aba1019488054ecea53728c5cf0","name":"luzhongbao","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/secure.gravatar.com\/avatar\/1ac515e20f844126be310a41cfa092daaf1e2b3b291d9328ac9dba05b400b569?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/1ac515e20f844126be310a41cfa092daaf1e2b3b291d9328ac9dba05b400b569?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/1ac515e20f844126be310a41cfa092daaf1e2b3b291d9328ac9dba05b400b569?s=96&d=mm&r=g","caption":"luzhongbao"},"sameAs":["https:\/\/x.com\/Levi_Luzhongbao"],"url":"https:\/\/lzbmetal.com\/vi\/author\/luzhongbao\/"}]}},"_links":{"self":[{"href":"https:\/\/lzbmetal.com\/vi\/wp-json\/wp\/v2\/posts\/768","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lzbmetal.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lzbmetal.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lzbmetal.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/lzbmetal.com\/vi\/wp-json\/wp\/v2\/comments?post=768"}],"version-history":[{"count":1,"href":"https:\/\/lzbmetal.com\/vi\/wp-json\/wp\/v2\/posts\/768\/revisions"}],"predecessor-version":[{"id":770,"href":"https:\/\/lzbmetal.com\/vi\/wp-json\/wp\/v2\/posts\/768\/revisions\/770"}],"wp:attachment":[{"href":"https:\/\/lzbmetal.com\/vi\/wp-json\/wp\/v2\/media?parent=768"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lzbmetal.com\/vi\/wp-json\/wp\/v2\/categories?post=768"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lzbmetal.com\/vi\/wp-json\/wp\/v2\/tags?post=768"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}