{"id":1767,"date":"2026-05-13T10:48:00","date_gmt":"2026-05-13T10:48:00","guid":{"rendered":"https:\/\/lzbmetal.com\/?p=1767"},"modified":"2026-05-13T07:00:10","modified_gmt":"2026-05-13T07:00:10","slug":"nap-cong-chong-lun-bang-gang-deo-lzbmetal-co-luoi-an-toan-kich-thuoc-700x900x120mm-trong-luong-70kg","status":"publish","type":"post","link":"https:\/\/lzbmetal.com\/vi\/nap-cong-chong-lun-bang-gang-deo-lzbmetal-co-luoi-an-toan-kich-thuoc-700x900x120mm-trong-luong-70kg\/","title":{"rendered":"N\u1eafp c\u1ed1ng ch\u1ed1ng l\u00fan b\u1eb1ng gang d\u1ebbo LZBMetal c\u00f3 l\u01b0\u1edbi an to\u00e0n, k\u00edch th\u01b0\u1edbc 700\u00d7900\u00d7120 mm, tr\u1ecdng l\u01b0\u1ee3ng 70 kg."},"content":{"rendered":"<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">N\u1eafp c\u1ed1ng ch\u1ed1ng l\u00fan b\u1eb1ng gang d\u1ebbo LZBMetal c\u00f3 l\u01b0\u1edbi an to\u00e0n, k\u00edch th\u01b0\u1edbc 700\u00d7900\u00d7120 mm, tr\u1ecdng l\u01b0\u1ee3ng 70 kg: S\u1ef1 c\u00e2n b\u1eb1ng t\u1ed1i \u01b0u gi\u1eefa an to\u00e0n v\u00e0 \u0111\u1ed9 b\u1ec1n cho c\u00e1c khu v\u1ef1c ch\u1ecbu t\u1ea3i n\u1eb7ng C250.<\/mark><\/strong><\/p>\n\n\n\n<p>N\u1eafp c\u1ed1ng ch\u1ed1ng l\u00fan b\u1eb1ng gang d\u1ebbo LZBMetal c\u00f3 l\u01b0\u1edbi an to\u00e0n, k\u00edch th\u01b0\u1edbc 700\u00d7900\u00d7120 mm, tr\u1ecdng l\u01b0\u1ee3ng 70 kg, \u0111\u00e3 \u0111\u1ecbnh ngh\u0129a l\u1ea1i ti\u00eau chu\u1ea9n hi\u1ec7u su\u1ea5t cho n\u1eafp c\u1ed1ng c\u1ea5p C250 th\u00f4ng qua ba c\u00f4ng ngh\u1ec7 c\u1ed1t l\u00f5i: c\u1ea5u tr\u00fac ch\u1ed1ng l\u00fan ki\u1ec3u kh\u1edbp n\u1ed1i b\u1ea3n r\u1ed9ng truy\u1ec1n t\u1ea3i t\u1ea3i tr\u1ecdng tr\u1ef1c ti\u1ebfp xu\u1ed1ng c\u00e1c l\u1edbp k\u1ebft c\u1ea5u m\u1eb7t \u0111\u01b0\u1eddng, lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n hi\u1ec7n t\u01b0\u1ee3ng l\u00fan kh\u00f4ng \u0111\u1ec1u; l\u01b0\u1edbi an to\u00e0n c\u01b0\u1eddng \u0111\u1ed9 cao t\u00edch h\u1ee3p cung c\u1ea5p l\u1edbp b\u1ea3o v\u1ec7 th\u1ee9 hai quan tr\u1ecdng ch\u1ed1ng l\u1ea1i hi\u1ec7n t\u01b0\u1ee3ng r\u01a1i; v\u00e0 gang d\u1ebbo c\u01b0\u1eddng \u0111\u1ed9 cao, \u0111\u1ed9 b\u1ec1n cao QT500-7 gi\u00fap ki\u1ec3m so\u00e1t tr\u1ecdng l\u01b0\u1ee3ng ch\u00ednh x\u00e1c \u0111\u1ed3ng th\u1eddi \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i d\u01b0 th\u1eeba. Tr\u1ecdng l\u01b0\u1ee3ng 70 kg kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t con s\u1ed1 \u0111\u01a1n thu\u1ea7n m\u00e0 l\u00e0 k\u1ebft qu\u1ea3 to\u00e0n di\u1ec7n c\u1ee7a s\u1ef1 \u0111\u1ed5i m\u1edbi c\u00f3 h\u1ec7 th\u1ed1ng c\u1ee7a LZBMetal tr\u00ean c\u00e1c kh\u00eda c\u1ea1nh t\u0103ng c\u01b0\u1eddng v\u1eadt li\u1ec7u, t\u1ed1i \u01b0u h\u00f3a c\u1ea5u tr\u00fac, nguy\u00ean t\u1eafc ch\u1ed1ng l\u00fan v\u00e0 b\u1ea3o v\u1ec7 an to\u00e0n - t\u1ea1o n\u00ean m\u1ed9t thi\u1ebft k\u1ebf chu\u1ea9n m\u1ef1c c\u00e2n b\u1eb1ng gi\u1eefa s\u1ef1 ti\u1ec7n l\u1ee3i v\u1ec1 tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9 v\u1edbi \u0111\u1ed9 tin c\u1eady cao trong ph\u00e2n kh\u00fac th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a n\u00f3.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u01afu \u0111i\u1ec3m c\u1ed1t l\u00f5i c\u1ee7a n\u1eafp c\u1ed1ng ch\u1ed1ng l\u00fan b\u1eb1ng gang d\u1ebbo LZBMetal c\u00f3 l\u01b0\u1edbi an to\u00e0n 700\u00d7900\u00d7120<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">I. K\u1ebft c\u1ea5u ch\u1ed1ng l\u00fan ki\u1ec3u \u1ed5 c\u1eafm m\u1eb7t b\u00edch r\u1ed9ng: M\u1ed9t cu\u1ed9c c\u00e1ch m\u1ea1ng c\u01a1 kh\u00ed trong truy\u1ec1n t\u1ea3i t\u1ea3i tr\u1ecdng<\/h3>\n\n\n\n<p>C\u00f4ng ngh\u1ec7 c\u1ed1t l\u00f5i c\u1ee7a n\u1eafp ch\u1ed1ng l\u00fan LZBMetal n\u1eb1m \u1edf thi\u1ebft k\u1ebf k\u1ebft c\u1ea5u d\u1ea1ng \u1ed5 c\u1eafm m\u1eb7t b\u00edch r\u1ed9ng. Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c thi\u1ebft k\u1ebf truy\u1ec1n th\u1ed1ng, n\u01a1i n\u1eafp \u0111\u1eb7t tr\u1ef1c ti\u1ebfp l\u00ean th\u00e2n gi\u1ebfng g\u1ea1ch, LZBMetal s\u1eed d\u1ee5ng m\u1eb7t b\u00edch r\u1ed9ng (chi\u1ec1u r\u1ed9ng \u2265150mm) k\u1ebft h\u1ee3p v\u1edbi khung si\u00eau s\u00e2u 120mm \u0111\u1ec3 ph\u00e2n t\u00e1n t\u1ea3i tr\u1ecdng xe qua b\u1ec1 m\u1eb7t m\u1eb7t b\u00edch xu\u1ed1ng n\u1ec1n \u0111\u01b0\u1eddng nh\u1ef1a xung quanh, thay v\u00ec \u0111\u1ec3 th\u00e2n gi\u1ebfng ch\u1ecbu t\u1ea3i m\u1ed9t m\u00ecnh. H\u01a1n 85% \u00e1p l\u1ef1c t\u1ea3i tr\u1ecdng giao th\u00f4ng \u0111\u01b0\u1ee3c truy\u1ec1n qua m\u1eb7t b\u00edch xu\u1ed1ng k\u1ebft c\u1ea5u \u0111\u01b0\u1eddng, gi\u1ea3m \u00e1p l\u1ef1c l\u00ean th\u00e2n gi\u1ebfng h\u01a1n 60%. Khung v\u00e0 bu\u1ed3ng ki\u1ec3m tra s\u1eed d\u1ee5ng c\u1ea5u tr\u00fac kh\u1edbp n\u1ed1i &quot;\u1ed5 c\u1eafm v\u00e0 ch\u1ed1t&quot; - ph\u1ea7n \u0111\u00e1y khung \u0111\u01b0\u1ee3c nh\u00fang v\u00e0o n\u1ec1n \u0111\u01b0\u1eddng trong khi ph\u1ea7n tr\u00ean v\u1eabn b\u1eb1ng ph\u1eb3ng v\u1edbi m\u1eb7t \u0111\u01b0\u1eddng, t\u1ea1o th\u00e0nh m\u1ed9t h\u1ec7 th\u1ed1ng \u1ed5n \u0111\u1ecbnh trong \u0111\u00f3 m\u1eb7t \u0111\u01b0\u1eddng \u0111\u1ee1 khung v\u00e0 khung c\u1ed1 \u0111\u1ecbnh n\u1eafp. D\u01b0\u1edbi \u00e1p l\u1ef1c b\u00ean ngo\u00e0i, n\u1eafp s\u1ebd l\u00fan \u0111\u1ed3ng b\u1ed9 v\u1edbi m\u1eb7t \u0111\u01b0\u1eddng, duy tr\u00ec s\u1ef1 th\u1eb3ng h\u00e0ng ho\u00e0n h\u1ea3o. Thi\u1ebft k\u1ebf n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng hi\u1ec7u qu\u1ea3 trong th\u1ef1c ti\u1ec5n k\u1ef9 thu\u1eadt, v\u1edbi \u0111\u1eb7c \u0111i\u1ec3m l\u00e0 ti\u1ebfng \u1ed3n thi c\u00f4ng th\u1ea5p, tu\u1ed5i th\u1ecd cao v\u00e0 gi\u1ea3m \u0111\u00e1ng k\u1ec3 hi\u1ec7n t\u01b0\u1ee3ng bong tr\u00f3c l\u1edbp ph\u1ee7 c\u0169ng nh\u01b0 ng\u0103n ng\u1eeba n\u1ee9t n\u1ebb \u1edf l\u1edbp b\u00ea t\u00f4ng nh\u1ef1a \u0111\u01b0\u1eddng xung quanh.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">II. Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a c\u1ea5p \u0111\u1ed9 C250 v\u00e0 c\u01a1 s\u1edf k\u1ef9 thu\u1eadt \u0111\u1eb1ng sau m\u1ee9c t\u1ea3i 70kg<\/h3>\n\n\n\n<p>\u1ea8n sau tr\u1ecdng l\u01b0\u1ee3ng b\u1ea3n th\u00e2n 70kg l\u00e0 qu\u00e1 tr\u00ecnh t\u1ed1i \u01b0u h\u00f3a k\u1ef9 thu\u1eadt c\u00f3 h\u1ec7 th\u1ed1ng c\u1ee7a LZBMetal. S\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb gang d\u1ebbo ch\u1ea5t l\u01b0\u1ee3ng cao c\u1ea5p QT500-7 ho\u1eb7c cao h\u01a1n. Th\u00f4ng qua vi\u1ec7c l\u1ef1a ch\u1ecdn nguy\u00ean li\u1ec7u th\u00f4 c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao v\u00e0 x\u1eed l\u00fd c\u1ea7u h\u00f3a h\u1ee3p kim magie \u0111\u1ea5t hi\u1ebfm \u0111\u1ed9c \u0111\u00e1o, v\u1eadt li\u1ec7u \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 b\u1ec1n k\u00e9o \u1ed5n \u0111\u1ecbnh v\u01b0\u1ee3t qu\u00e1 500 MPa, \u0111\u1ed9 b\u1ec1n ch\u1ea3y kh\u00f4ng d\u01b0\u1edbi 320 MPa v\u00e0 \u0111\u1ed9 gi\u00e3n d\u00e0i \u22657%. T\u1ef7 l\u1ec7 c\u1ea7u \u1ed5n \u0111\u1ecbnh v\u01b0\u1ee3t qu\u00e1 90%, \u0111\u1ea3m b\u1ea3o c\u1ea5u tr\u00fac \u0111\u1eb7c ch\u1eafc, kh\u00f4ng khuy\u1ebft t\u1eadt. So v\u1edbi c\u00e1c lo\u1ea1i n\u1eafp gang x\u00e1m truy\u1ec1n th\u1ed1ng, kh\u1ea3 n\u0103ng ch\u1ecbu n\u00e9n t\u0103ng g\u1ea5p 3-5 l\u1ea7n. M\u00e1c C250 \u0111\u1ea1t t\u1ea3i tr\u1ecdng th\u1eed nghi\u1ec7m 250kN (kho\u1ea3ng 25 t\u1ea5n), c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p l\u1ef1c giao th\u00f4ng h\u00e0ng ng\u00e0y c\u1ee7a xe t\u1ea3i h\u1ea1ng trung, xe v\u1ec7 sinh m\u00f4i tr\u01b0\u1eddng v\u00e0 m\u00e1y m\u00f3c x\u00e2y d\u1ef1ng. Tr\u1ecdng l\u01b0\u1ee3ng 70kg\u2014n\u1eb1m trong kho\u1ea3ng trung b\u00ecnh \u0111\u1ebfn cao c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m \u0111i\u1ec3n h\u00ecnh c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng t\u1eeb 55-80kg theo ti\u00eau chu\u1ea9n n\u00e0y\u2014gi\u00fap tr\u00e1nh c\u00e1c kh\u00f3 kh\u0103n trong v\u1eadn h\u00e0nh do tr\u1ecdng l\u01b0\u1ee3ng qu\u00e1 l\u1edbn, \u0111\u1ed3ng th\u1eddi \u0111\u1ea3m b\u1ea3o \u0111\u1ee7 \u0111\u1ed9 an to\u00e0n k\u1ebft c\u1ea5u, th\u1ec3 hi\u1ec7n s\u1ef1 c\u00e2n b\u1eb1ng ch\u00ednh x\u00e1c m\u00e0 LZBMetal \u0111\u1ea1t \u0111\u01b0\u1ee3c th\u00f4ng qua vi\u1ec7c t\u0103ng c\u01b0\u1eddng v\u1eadt li\u1ec7u v\u00e0 t\u1ed1i \u01b0u h\u00f3a k\u1ebft c\u1ea5u.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">III. L\u01b0\u1edbi an to\u00e0n c\u01b0\u1eddng \u0111\u1ed9 cao t\u00edch h\u1ee3p: R\u00e0o ch\u1eafn c\u1ee9u sinh \u1ea9n d\u01b0\u1edbi l\u1edbp v\u1ecf b\u1ecdc<\/h3>\n\n\n\n<p>LZBMetal c\u1ea5u h\u00ecnh l\u01b0\u1edbi an to\u00e0n nh\u01b0 m\u1ed9t &quot;thu\u1ed9c t\u00ednh v\u1ed1n c\u00f3&quot; \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p ngay t\u1eeb giai \u0111o\u1ea1n thi\u1ebft k\u1ebf. L\u01b0\u1edbi an to\u00e0n \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng v\u1eadt li\u1ec7u c\u00f4ng nghi\u1ec7p c\u01b0\u1eddng \u0111\u1ed9 cao, v\u1edbi \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a d\u00e2y \u0111\u01a1n v\u01b0\u1ee3t qu\u00e1 1600N, kh\u1ea3 n\u0103ng ch\u1ecbu va \u0111\u1eadp kh\u00f4ng d\u01b0\u1edbi 500 joules, kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i t\u0129nh \u0111\u1ea1t 300kg tr\u1edf l\u00ean v\u00e0 chi\u1ec1u d\u00e0i c\u1ea1nh m\u1eaft l\u01b0\u1edbi kh\u00f4ng qu\u00e1 10cm, gi\u00fap ng\u0103n ng\u1eeba hi\u1ec7u qu\u1ea3 vi\u1ec7c ng\u01b0\u1eddi lao \u0111\u1ed9ng b\u1ecb r\u01a1i. L\u01b0\u1edbi an to\u00e0n \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh v\u00e0o th\u00e0nh trong gi\u1ebfng \u1edf \u0111\u1ed9 s\u00e2u 10-15cm b\u00ean d\u01b0\u1edbi mi\u1ec7ng n\u1eafp b\u1eb1ng bu l\u00f4ng n\u1edf b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 m\u00f3c chuy\u00ean d\u1ee5ng, \u0111\u1ea3m b\u1ea3o ch\u1eafc ch\u1eafn v\u00e0 kh\u00f4ng b\u1ecb l\u1ecfng sau khi l\u1eafp \u0111\u1eb7t. Thi\u1ebft k\u1ebf n\u00e0y cung c\u1ea5p s\u1ef1 b\u1ea3o v\u1ec7 an to\u00e0n th\u1ee9 c\u1ea5p quan tr\u1ecdng cho ng\u01b0\u1eddi lao \u0111\u1ed9ng th\u1ef1c hi\u1ec7n c\u00e1c ho\u1ea1t \u0111\u1ed9ng b\u1ea3o tr\u00ec trong c\u00e1c t\u00ecnh hu\u1ed1ng C250, th\u1ec3 hi\u1ec7n cam k\u1ebft c\u1ee7a LZBMetal \u0111\u1ed1i v\u1edbi nguy\u00ean t\u1eafc &quot;an to\u00e0n l\u00e0 tr\u00ean h\u1ebft&quot;.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">IV. Kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 t\u00edch h\u1ee3p n\u0103m trong m\u1ed9t v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n l\u00e2u d\u00e0i<\/h3>\n\n\n\n<p>N\u1eafp th\u00f9ng xe ch\u1ed1ng l\u00fan LZBMetal t\u00edch h\u1ee3p n\u0103m ch\u1ee9c n\u0103ng ch\u00ednh\u2014ch\u1ed1ng tr\u1ed9m, ch\u1ed1ng r\u01a1i, ch\u1ed1ng l\u00fan, ch\u1ed1ng ti\u1ebfng \u1ed3n v\u00e0 ch\u1ed1ng d\u1ecbch chuy\u1ec3n\u2014c\u1ea3i thi\u1ec7n to\u00e0n di\u1ec7n an to\u00e0n giao th\u00f4ng v\u00e0 tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng. V\u1ec1 gi\u1ea3m ti\u1ebfng \u1ed3n, gio\u0103ng cao su EPDM \u0111\u01b0\u1ee3c g\u1eafn \u1edf m\u00e9p ti\u1ebfp x\u00fac gi\u1eefa n\u1eafp v\u00e0 khung v\u1edbi ph\u1ea1m vi n\u00e9n 3-5mm, gi\u00fap gi\u1ea3m t\u00e1c \u0111\u1ed9ng t\u1eeb t\u1ea3i tr\u1ecdng xe v\u00e0 lo\u1ea1i b\u1ecf ti\u1ebfng \u1ed3n do va ch\u1ea1m kim lo\u1ea1i, gi\u1ea3m ti\u1ebfng \u1ed3n t\u1eeb m\u1ee9c th\u00f4ng th\u01b0\u1eddng 70-80dB xu\u1ed1ng c\u00f2n 50-60dB. V\u1ec1 ch\u1ed1ng tr\u1ed9m, h\u1ec7 th\u1ed1ng kh\u00f3a ch\u1ed1t \u1ea9n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, v\u1edbi c\u00e1c l\u1ed7 ch\u1ed1t \u0111\u01b0\u1ee3c gi\u1ea5u b\u00ean d\u01b0\u1edbi m\u00e9p n\u1eafp, c\u1ea7n d\u1ee5ng c\u1ee5 \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 m\u1edf. V\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng tr\u01b0\u1ee3t, b\u1ec1 m\u1eb7t c\u00f3 c\u00e1c hoa v\u0103n ch\u1ed1ng tr\u01b0\u1ee3t v\u1edbi \u0111\u1ed9 s\u00e2u \u22652mm v\u00e0 h\u1ec7 s\u1ed1 ma s\u00e1t \u22650,6, duy tr\u00ec kh\u1ea3 n\u0103ng ch\u1ed1ng tr\u01b0\u1ee3t \u0111\u00e1ng tin c\u1eady ngay c\u1ea3 trong \u0111i\u1ec1u ki\u1ec7n m\u01b0a v\u00e0 tuy\u1ebft. V\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n, h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 ba l\u1edbp \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng: m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng (\u0111\u1ed9 d\u00e0y k\u1ebdm \u226580\u03bcm) cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 cat\u1ed1t, l\u1edbp ph\u1ee7 trung gian b\u1eb1ng nh\u1ef1a epoxy t\u1ea1o th\u00e0nh m\u1ed9t l\u1edbp ch\u1eafn d\u00e0y \u0111\u1eb7c, v\u00e0 l\u1edbp ph\u1ee7 ngo\u00e0i b\u1eb1ng polyurethane t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu th\u1eddi ti\u1ebft, \u0111\u1ea3m b\u1ea3o c\u1ea5u tr\u00fac ch\u00ednh kh\u00f4ng b\u1ecb \u0103n m\u00f2n trong 30 n\u0103m trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t ti\u1ebfp x\u00fac v\u1edbi m\u01b0a v\u00e0 mu\u1ed1i ch\u1ed1ng \u0111\u00f3ng b\u0103ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">V. S\u1ea3n xu\u1ea5t ch\u00ednh x\u00e1c v\u00e0 gi\u00e1 tr\u1ecb v\u00f2ng \u0111\u1eddi s\u1ea3n ph\u1ea9m<\/h3>\n\n\n\n<p>Kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t k\u00edch th\u01b0\u1edbc c\u1ee7a LZBMetal v\u01b0\u1ee3t xa c\u00e1c ti\u00eau chu\u1ea9n ng\u00e0nh, v\u1edbi khe h\u1edf khung n\u1eafp \u22641mm, v\u01b0\u1ee3t xa y\u00eau c\u1ea7u ti\u00eau chu\u1ea9n qu\u1ed1c gia l\u00e0 \u22648mm, \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh, kh\u00f4ng g\u00e2y ti\u1ebfng \u1ed3n sau khi l\u1eafp \u0111\u1eb7t. C\u00f4ng ty \u0111\u00e3 nh\u1eadp kh\u1ea9u thi\u1ebft b\u1ecb \u0111\u00fac ti\u00ean ti\u1ebfn t\u1eeb \u0110\u1ee9c, v\u1edbi c\u00f4ng su\u1ea5t x\u1eed l\u00fd tr\u1ed9n c\u00e1t 240 t\u1ea5n v\u00e0 t\u1ed5ng c\u00f4ng su\u1ea5t s\u1ea3n xu\u1ea5t h\u00e0ng n\u0103m v\u01b0\u1ee3t qu\u00e1 100.000 t\u1ea5n, \u0111\u1ea1t \u0111\u01b0\u1ee3c &quot;s\u1ef1 xu\u1ea5t s\u1eafc nh\u1ea5t qu\u00e1n tr\u00ean m\u1ecdi s\u1ea3n ph\u1ea9m&quot;. Ph\u00e2n t\u00edch t\u1eeb g\u00f3c \u0111\u1ed9 chi ph\u00ed v\u00f2ng \u0111\u1eddi, n\u1eafp ch\u1ed1ng l\u00fan LZBMetal, v\u1edbi th\u1eddi gian kh\u00f4ng c\u1ea7n b\u1ea3o tr\u00ec \u0111\u1eb7c bi\u1ec7t d\u00e0i v\u00e0 t\u1ef7 l\u1ec7 h\u1ecfng h\u00f3c c\u1ef1c th\u1ea5p, d\u1eabn \u0111\u1ebfn t\u1ed5ng chi ph\u00ed th\u1ea5p h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p thay th\u1ebf r\u1ebb ti\u1ec1n \u0111\u00f2i h\u1ecfi thay th\u1ebf v\u00e0 s\u1eeda ch\u1eefa th\u01b0\u1eddng xuy\u00ean, th\u1ef1c s\u1ef1 chuy\u1ec3n \u0111\u1ed5i t\u1eeb &quot;chi ph\u00ed \u0111\u1ea7u t\u01b0&quot; th\u00e0nh &quot;t\u00e0i s\u1ea3n c\u00f3 gi\u00e1 tr\u1ecb&quot;.<\/p>","protected":false},"excerpt":{"rendered":"<p>N\u1eafp c\u1ed1ng ch\u1ed1ng l\u00fan b\u1eb1ng gang d\u1ebbo LZBMetal c\u00f3 l\u01b0\u1edbi an to\u00e0n 700\u00d7900\u00d7120, 70kg: S\u1ef1 c\u00e2n b\u1eb1ng t\u1ed1i \u01b0u gi\u1eefa an to\u00e0n v\u00e0 \u0111\u1ed9 b\u1ec1n cho c\u00e1c khu v\u1ef1c ch\u1ecbu t\u1ea3i n\u1eb7ng C250. N\u1eafp c\u1ed1ng ch\u1ed1ng l\u00fan b\u1eb1ng gang d\u1ebbo LZBMetal c\u00f3 l\u01b0\u1edbi an to\u00e0n 700\u00d7900\u00d7120, 70kg \u0111\u1ecbnh ngh\u0129a l\u1ea1i ti\u00eau chu\u1ea9n hi\u1ec7u su\u1ea5t cho c\u00e1c lo\u1ea1i n\u1eafp c\u1ed1ng c\u1ea5p C250 th\u00f4ng qua ba c\u00f4ng ngh\u1ec7 c\u1ed1t l\u00f5i: c\u1ea5u tr\u00fac ch\u1ed1ng l\u00fan ki\u1ec3u \u1ed5 c\u1eafm m\u1eb7t b\u00edch r\u1ed9ng truy\u1ec1n t\u1ea3i t\u1ea3i tr\u1ecdng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn [\u2026]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[42,3,2,8],"tags":[126,153,63],"class_list":["post-1767","post","type-post","status-publish","format-standard","hentry","category-anti-settlement-manhole-cover","category-ductile-cast-iron-products","category-products","category-round-manhole-cover","tag-ductile-cast-iron","tag-lzb-metal","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>LZBMetal Ductile Iron Anti-Settlement Manhole Cover with Safety Net 700\u00d7900\u00d7120, 70kg Products - LZBMetal Products Co., Ltd<\/title>\n<meta name=\"description\" content=\"LZBMetal&#039;s dimensional control capability far exceeds industry benchmarks, with a cover-frame fit gap \u22641mm, far surpassing the national standard requirement of \u22648mm, ensuring stable, noiseless operation after installation. The company has introduced advanced casting equipment from Germany, with sand mixing processing capacity of 240 tons and total annual production capacity exceeding 100,000 tons, achieving &quot;consistent excellence across every product.&quot; Analyzed from a life-cycle cost perspective, the LZBMetal Anti-Settlement Cover, with its exceptionally long maintenance-free period and extremely low failure rate, results in significantly lower total costs compared to cheap alternatives requiring frequent replacement and repair, truly achieving the transformation from a &quot;cost expenditure&quot; to a &quot;value asset.&quot;\" \/>\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-cong-chong-lun-bang-gang-deo-lzbmetal-co-luoi-an-toan-kich-thuoc-700x900x120mm-trong-luong-70kg\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"LZBMetal Ductile Iron Anti-Settlement Manhole Cover with Safety Net 700\u00d7900\u00d7120, 70kg Products - LZBMetal Products Co., Ltd\" \/>\n<meta property=\"og:description\" content=\"LZBMetal&#039;s dimensional control capability far exceeds industry benchmarks, with a cover-frame fit gap \u22641mm, far surpassing the national standard requirement of \u22648mm, ensuring stable, noiseless operation after installation. The company has introduced advanced casting equipment from Germany, with sand mixing processing capacity of 240 tons and total annual production capacity exceeding 100,000 tons, achieving &quot;consistent excellence across every product.&quot; Analyzed from a life-cycle cost perspective, the LZBMetal Anti-Settlement Cover, with its exceptionally long maintenance-free period and extremely low failure rate, results in significantly lower total costs compared to cheap alternatives requiring frequent replacement and repair, truly achieving the transformation from a &quot;cost expenditure&quot; to a &quot;value asset.&quot;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lzbmetal.com\/vi\/nap-cong-chong-lun-bang-gang-deo-lzbmetal-co-luoi-an-toan-kich-thuoc-700x900x120mm-trong-luong-70kg\/\" \/>\n<meta property=\"og:site_name\" content=\"LZBMetal Products Co., Ltd\" \/>\n<meta property=\"article:published_time\" content=\"2026-05-13T10:48:00+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=\"4 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/lzbmetal-ductile-iron-anti-settlement-manhole-cover-with-safety-net-700x900x120-70kg\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/lzbmetal-ductile-iron-anti-settlement-manhole-cover-with-safety-net-700x900x120-70kg\\\/\"},\"author\":{\"name\":\"luzhongbao\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/#\\\/schema\\\/person\\\/03225aba1019488054ecea53728c5cf0\"},\"headline\":\"LZBMetal Ductile Iron Anti-Settlement Manhole Cover with Safety Net 700\u00d7900\u00d7120, 70kg\",\"datePublished\":\"2026-05-13T10:48:00+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/lzbmetal-ductile-iron-anti-settlement-manhole-cover-with-safety-net-700x900x120-70kg\\\/\"},\"wordCount\":917,\"commentCount\":0,\"keywords\":[\"Ductile Cast Iron\",\"LZB Metal\",\"Manhole Cover\"],\"articleSection\":[\"Anti-settlement Manhole Cover\",\"Ductile Cast Iron Products\",\"Products\",\"Round Manhole Cover\"],\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/lzbmetal.com\\\/lzbmetal-ductile-iron-anti-settlement-manhole-cover-with-safety-net-700x900x120-70kg\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/lzbmetal-ductile-iron-anti-settlement-manhole-cover-with-safety-net-700x900x120-70kg\\\/\",\"url\":\"https:\\\/\\\/lzbmetal.com\\\/lzbmetal-ductile-iron-anti-settlement-manhole-cover-with-safety-net-700x900x120-70kg\\\/\",\"name\":\"LZBMetal Ductile Iron Anti-Settlement Manhole Cover with Safety Net 700\u00d7900\u00d7120, 70kg Products - LZBMetal Products Co., Ltd\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/#website\"},\"datePublished\":\"2026-05-13T10:48:00+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/#\\\/schema\\\/person\\\/03225aba1019488054ecea53728c5cf0\"},\"description\":\"LZBMetal's dimensional control capability far exceeds industry benchmarks, with a cover-frame fit gap \u22641mm, far surpassing the national standard requirement of \u22648mm, ensuring stable, noiseless operation after installation. The company has introduced advanced casting equipment from Germany, with sand mixing processing capacity of 240 tons and total annual production capacity exceeding 100,000 tons, achieving \\\"consistent excellence across every product.\\\" Analyzed from a life-cycle cost perspective, the LZBMetal Anti-Settlement Cover, with its exceptionally long maintenance-free period and extremely low failure rate, results in significantly lower total costs compared to cheap alternatives requiring frequent replacement and repair, truly achieving the transformation from a \\\"cost expenditure\\\" to a \\\"value asset.\\\"\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/lzbmetal-ductile-iron-anti-settlement-manhole-cover-with-safety-net-700x900x120-70kg\\\/#breadcrumb\"},\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/lzbmetal.com\\\/lzbmetal-ductile-iron-anti-settlement-manhole-cover-with-safety-net-700x900x120-70kg\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/lzbmetal-ductile-iron-anti-settlement-manhole-cover-with-safety-net-700x900x120-70kg\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\\\/\\\/lzbmetal.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"LZBMetal Ductile Iron Anti-Settlement Manhole Cover with Safety Net 700\u00d7900\u00d7120, 70kg\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/#website\",\"url\":\"https:\\\/\\\/lzbmetal.com\\\/\",\"name\":\"Hubei LZBMetal Products Co., Ltd\",\"description\":\"Your Design, Our Factory. 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C\u00f4ng ty \u0111\u00e3 nh\u1eadp kh\u1ea9u thi\u1ebft b\u1ecb \u0111\u00fac ti\u00ean ti\u1ebfn t\u1eeb \u0110\u1ee9c, v\u1edbi c\u00f4ng su\u1ea5t x\u1eed l\u00fd tr\u1ed9n c\u00e1t 240 t\u1ea5n v\u00e0 t\u1ed5ng c\u00f4ng su\u1ea5t s\u1ea3n xu\u1ea5t h\u00e0ng n\u0103m v\u01b0\u1ee3t qu\u00e1 100.000 t\u1ea5n, \u0111\u1ea1t \u0111\u01b0\u1ee3c &quot;s\u1ef1 xu\u1ea5t s\u1eafc nh\u1ea5t qu\u00e1n tr\u00ean m\u1ecdi s\u1ea3n ph\u1ea9m&quot;. Ph\u00e2n t\u00edch t\u1eeb g\u00f3c \u0111\u1ed9 chi ph\u00ed v\u00f2ng \u0111\u1eddi, n\u1eafp ch\u1ed1ng l\u00fan LZBMetal, v\u1edbi th\u1eddi gian kh\u00f4ng c\u1ea7n b\u1ea3o tr\u00ec \u0111\u1eb7c bi\u1ec7t d\u00e0i v\u00e0 t\u1ef7 l\u1ec7 h\u1ecfng h\u00f3c c\u1ef1c th\u1ea5p, d\u1eabn \u0111\u1ebfn t\u1ed5ng chi ph\u00ed th\u1ea5p h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p thay th\u1ebf r\u1ebb ti\u1ec1n \u0111\u00f2i h\u1ecfi thay th\u1ebf v\u00e0 s\u1eeda ch\u1eefa th\u01b0\u1eddng xuy\u00ean, th\u1ef1c s\u1ef1 chuy\u1ec3n \u0111\u1ed5i t\u1eeb &quot;chi ph\u00ed \u0111\u1ea7u t\u01b0&quot; th\u00e0nh &quot;t\u00e0i s\u1ea3n c\u00f3 gi\u00e1 tr\u1ecb&quot;.","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-cong-chong-lun-bang-gang-deo-lzbmetal-co-luoi-an-toan-kich-thuoc-700x900x120mm-trong-luong-70kg\/","og_locale":"vi_VN","og_type":"article","og_title":"LZBMetal Ductile Iron Anti-Settlement Manhole Cover with Safety Net 700\u00d7900\u00d7120, 70kg Products - LZBMetal Products Co., Ltd","og_description":"LZBMetal's dimensional control capability far exceeds industry benchmarks, with a cover-frame fit gap \u22641mm, far surpassing the national standard requirement of \u22648mm, ensuring stable, noiseless operation after installation. 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