{"id":1635,"date":"2026-02-24T10:12:00","date_gmt":"2026-02-24T10:12:00","guid":{"rendered":"https:\/\/luzhongbao.com\/?p=1635"},"modified":"2026-02-24T01:16:55","modified_gmt":"2026-02-24T01:16:55","slug":"cong-ty-san-xuat-hubei-luzhongbao-cung-cap-cac-loai-nap-cong-tuan-thu-tieu-chuan-quoc-te-astm-en-duoc-ren-nhu-the-nao","status":"publish","type":"post","link":"https:\/\/luzhongbao.com\/vi\/cong-ty-san-xuat-hubei-luzhongbao-cung-cap-cac-loai-nap-cong-tuan-thu-tieu-chuan-quoc-te-astm-en-duoc-ren-nhu-the-nao\/","title":{"rendered":"C\u00f4ng ty s\u1ea3n xu\u1ea5t n\u1eafp c\u1ed1ng H\u1ed3 B\u1eafc LuZhongBao: Quy tr\u00ecnh s\u1ea3n xu\u1ea5t n\u1eafp c\u1ed1ng \u0111\u1ea1t ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf (ASTM\/EN)."},"content":{"rendered":"

Trong b\u1ed1i c\u1ea3nh c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng to\u00e0n c\u1ea7u li\u00ean k\u1ebft ch\u1eb7t ch\u1ebd hi\u1ec7n nay, c\u00e1c n\u1eafp c\u1ed1ng, v\u1edbi vai tr\u00f2 l\u00e0 th\u00e0nh ph\u1ea7n thi\u1ebft y\u1ebfu \u0111\u1ea3m b\u1ea3o s\u1ef1 th\u00f4ng su\u1ed1t \u201cm\u1ea1ch m\u00e1u\u201d \u0111\u00f4 th\u1ecb, ph\u1ea3i d\u1ef1a tr\u00ean c\u00e1c ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt \u0111\u01b0\u1ee3c qu\u1ed1c t\u1ebf c\u00f4ng nh\u1eadn v\u1ec1 \u0111\u1ed9 tin c\u1eady v\u00e0 t\u00ednh nh\u1ea5t qu\u00e1n. \u0110\u01b0\u1ee3c \u0111\u1ea1i di\u1ec7n b\u1edfi c\u00e1c ti\u00eau chu\u1ea9n c\u1ee7a Hi\u1ec7p h\u1ed9i V\u1eadt li\u1ec7u v\u00e0 Th\u1eed nghi\u1ec7m Hoa K\u1ef3 (ASTM) v\u00e0 Ti\u00eau chu\u1ea9n Ch\u00e2u \u00c2u (EN), c\u00e1c h\u1ec7 th\u1ed1ng ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf kh\u00f4ng ch\u1ec9 x\u00e1c \u0111\u1ecbnh c\u00e1c ng\u01b0\u1ee1ng hi\u1ec7u su\u1ea5t nghi\u00eam ng\u1eb7t m\u00e0 c\u00f2n th\u1ec3 hi\u1ec7n m\u1ed9t tri\u1ebft l\u00fd k\u1ef9 thu\u1eadt t\u1eadp trung v\u00e0o vi\u1ec7c ki\u1ec3m ch\u1ee9ng khoa h\u1ecdc v\u00e0 \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i. Vi\u1ec7c tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n n\u00e0y, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c ti\u00eau chu\u1ea9n \u0111\u00f2i h\u1ecfi t\u1ea3i tr\u1ecdng cao nh\u01b0 EN 124 D400-F900, c\u00f3 ngh\u0129a l\u00e0 s\u1ea3n ph\u1ea9m ph\u1ea3i v\u01b0\u1ee3t qua m\u1ed9t lo\u1ea1t c\u00e1c th\u1eed nghi\u1ec7m l\u1eb7p l\u1ea1i, c\u00f3 th\u1ec3 ki\u1ec3m ch\u1ee9ng v\u00e0 nghi\u00eam ng\u1eb7t\u2014t\u1eeb th\u00e0nh ph\u1ea7n v\u1eadt li\u1ec7u \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i t\u1ed1i \u0111a. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 ki\u1ec3m tra s\u1ef1 tu\u00e2n th\u1ee7; n\u00f3 \u0111\u00f2i h\u1ecfi c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t ph\u1ea3i thi\u1ebft l\u1eadp m\u1ed9t h\u1ec7 th\u1ed1ng k\u1ef9 thu\u1eadt ch\u1ea5t l\u01b0\u1ee3ng kh\u00e9p k\u00edn ho\u00e0n ch\u1ec9nh, tr\u1ea3i d\u00e0i t\u1eeb khoa h\u1ecdc v\u1eadt li\u1ec7u \u0111\u1ebfn kh\u00e2u v\u1eadn chuy\u1ec3n s\u1ea3n ph\u1ea9m ho\u00e0n thi\u1ec7n.<\/p>\n\n\n

\n
\"\"<\/figure><\/div>\n\n\n

Tuy nhi\u00ean, th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay tr\u00e0n ng\u1eadp c\u00e1c s\u1ea3n ph\u1ea9m ch\u1ec9 nh\u1eb1m m\u1ee5c \u0111\u00edch \u0111\u1ea1t \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn, hi\u1ec7u n\u0103ng th\u1ef1c t\u1ebf th\u01b0\u1eddng ch\u1ec9 \u1edf m\u1ee9c t\u1ed1i thi\u1ec3u v\u00e0 kh\u00f3 duy tr\u00ec \u1ed5n \u0111\u1ecbnh trong \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh ph\u1ee9c t\u1ea1p, l\u00e2u d\u00e0i. S\u1ea3n xu\u1ea5t th\u1ef1c s\u1ef1 n\u1eb1m \u1edf vi\u1ec7c n\u1ed9i h\u00f3a c\u00e1c ti\u00eau chu\u1ea9n l\u00e0m n\u1ec1n t\u1ea3ng cho m\u1ecdi b\u01b0\u1edbc s\u1ea3n xu\u1ea5t v\u00e0 x\u00e2y d\u1ef1ng m\u1ed9t c\u00e1ch c\u00f3 h\u1ec7 th\u1ed1ng kh\u1ea3 n\u0103ng d\u1ef1 ph\u00f2ng hi\u1ec7u n\u0103ng v\u01b0\u1ee3t tr\u1ed9i h\u01a1n c\u00e1c ti\u00eau chu\u1ea9n \u0111\u00f3. Hubei LuZhongBao l\u00e0 m\u1ed9t v\u00ed d\u1ee5 \u0111i\u1ec3n h\u00ecnh v\u1ec1 vi\u1ec7c th\u1ef1c hi\u1ec7n tri\u1ebft l\u00fd n\u00e0y. Quy tr\u00ecnh s\u1ea3n xu\u1ea5t n\u1eafp c\u1ed1ng c\u1ee7a c\u00f4ng ty l\u00e0 m\u1ed9t quy tr\u00ecnh \u201ct\u00e1i c\u1ea5u tr\u00fac\u201d ph\u00e2n t\u00edch s\u00e2u c\u00e1c ti\u00eau chu\u1ea9n ASTM\/EN v\u00e0 t\u00edch h\u1ee3p c\u00f4ng ngh\u1ec7 v\u1eadt li\u1ec7u c\u1ed1t l\u00f5i \u0111\u1ed9c quy\u1ec1n, s\u1ea3n xu\u1ea5t k\u1ef9 thu\u1eadt s\u1ed1 ch\u00ednh x\u00e1c v\u00e0 thi\u1ebft k\u1ebf k\u1ef9 thu\u1eadt ti\u00ean ti\u1ebfn. S\u1ea3n ph\u1ea9m c\u1ee7a LuZhongBao kh\u00f4ng ch\u1ec9 \u0111\u1ea3m b\u1ea3o \u0111\u1ea1t ch\u1ee9ng nh\u1eadn 100% c\u1ee7a b\u00ean th\u1ee9 ba c\u00f3 th\u1ea9m quy\u1ec1n m\u00e0 c\u00f2n, th\u00f4ng qua h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng v\u01b0\u1ee3t tr\u1ed9i so v\u1edbi c\u00e1c y\u00eau c\u1ea7u ti\u00eau chu\u1ea9n, \u0111\u1ea3m b\u1ea3o m\u1ed7i s\u1ea3n ph\u1ea9m \u0111\u1ec1u s\u1edf h\u1eefu \u201cADN \u0111\u1ed9 b\u1ec1n\u201d v\u1ed1n c\u00f3 \u0111\u1ec3 ch\u1ed1ng l\u1ea1i s\u1ef1 b\u00e0o m\u00f2n c\u1ee7a th\u1eddi gian v\u00e0 m\u00f4i tr\u01b0\u1eddng ph\u1ee9c t\u1ea1p, t\u1eeb \u0111\u00f3 thi\u1ebft l\u1eadp m\u1ed9t chu\u1ea9n m\u1ef1c cao h\u01a1n v\u1ec1 an to\u00e0n v\u00e0 \u0111\u1ed9 tin c\u1eady.<\/p>\n\n\n\n

Con \u0111\u01b0\u1eddng d\u1eabn \u0111\u1ebfn s\u1ef1 s\u00e1ng t\u1ea1o: B\u1ea3y quy tr\u00ecnh c\u1ed1t l\u00f5i t\u1eeb ti\u00eau chu\u1ea9n \u0111\u1ebfn s\u1ef1 xu\u1ea5t s\u1eafc<\/h2>\n\n\n\n

Quy tr\u00ecnh m\u1ed9t: Nguy\u00ean li\u1ec7u th\u00f4 v\u01b0\u1ee3t ti\u00eau chu\u1ea9n v\u00e0 ki\u1ec3m so\u00e1t di truy\u1ec1n luy\u1ec7n kim<\/h3>\n\n\n\n

Ti\u00eau chu\u1ea9n ASTM A48\/A536 v\u00e0 EN 1563 quy \u0111\u1ecbnh th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc v\u00e0 ph\u1ea1m vi t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a gang d\u1ebbo. Qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t th\u00f4ng th\u01b0\u1eddng th\u01b0\u1eddng h\u01b0\u1edbng \u0111\u1ebfn gi\u1edbi h\u1ea1n d\u01b0\u1edbi c\u1ee7a c\u00e1c ph\u1ea1m vi n\u00e0y.<\/p>\n\n\n\n

Th\u1ef1c h\u00e0nh si\u00eau vi\u1ec7t c\u1ee7a LuZhongBao:<\/p>\n\n\n\n

LuZhongBao th\u1ef1c hi\u1ec7n ki\u1ec3m so\u00e1t nghi\u00eam ng\u1eb7t t\u1eeb ngu\u1ed3n g\u1ed1c, s\u1eed d\u1ee5ng gang si\u00eau tinh khi\u1ebft v\u00e0 h\u1ee3p kim \u0111\u1eb7c bi\u1ec7t. C\u1ed1t l\u00f5i n\u1eb1m \u1edf \u201cQuy tr\u00ecnh x\u1eed l\u00fd \u1ed5n \u0111\u1ecbnh v\u00e0 t\u1ea1o c\u1ea7u b\u1eb1ng nguy\u00ean t\u1ed1 \u0111\u1ea5t hi\u1ebfm\u201d. B\u1eb1ng c\u00e1ch th\u00eam c\u00e1c nguy\u00ean t\u1ed1 \u0111\u1ea5t hi\u1ebfm c\u1ee5 th\u1ec3, quy tr\u00ecnh n\u00e0y l\u00e0m t\u0103ng \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 t\u1ea1o c\u1ea7u c\u1ee7a graphit (\u1ed5n \u0111\u1ecbnh tr\u00ean 90%, \u0111\u1ea1t \u0111\u1ed9 t\u1ea1o c\u1ea7u c\u1ea5p 1), tinh ch\u1ec9nh c\u1ea5u tr\u00fac ma tr\u1eadn v\u00e0 trung h\u00f2a hi\u1ec7u qu\u1ea3 t\u00e1c \u0111\u1ed9ng c\u1ee7a c\u00e1c nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng. M\u1ed7i m\u1ebb n\u1ea5u ch\u1ea3y \u0111\u1ec1u tr\u1ea3i qua ph\u00e2n t\u00edch th\u00e0nh ph\u1ea7n theo th\u1eddi gian th\u1ef1c th\u00f4ng qua m\u00e1y quang ph\u1ed5 \u0111\u1ecdc tr\u1ef1c ti\u1ebfp, \u0111\u1ea3m b\u1ea3o c\u00e1c ch\u1ec9 s\u1ed1 quan tr\u1ecdng (nh\u01b0 \u0111\u1ed9 b\u1ec1n k\u00e9o, \u0111\u1ed9 gi\u00e3n d\u00e0i) kh\u00f4ng ch\u1ec9 lu\u00f4n \u0111\u00e1p \u1ee9ng m\u00e0 c\u00f2n th\u01b0\u1eddng xuy\u00ean v\u01b0\u1ee3t qu\u00e1 c\u1ea5p QT500-7, th\u01b0\u1eddng \u0111\u1ea1t \u0111\u1ebfn ph\u1ea1m vi hi\u1ec7u su\u1ea5t cao QT600-10. \u0110i\u1ec1u n\u00e0y t\u1ea1o n\u00ean n\u1ec1n t\u1ea3ng v\u1eadt li\u1ec7u v\u01b0\u1ee3t tr\u1ed9i cho t\u1ea5t c\u1ea3 c\u00e1c quy tr\u00ecnh ti\u1ebfp theo.<\/p>\n\n\n\n

Quy tr\u00ecnh th\u1ee9 hai: Ch\u1ebf t\u1ea1o d\u1ee5ng c\u1ee5 v\u00e0 \u0111\u00fac ch\u00ednh x\u00e1c cao d\u1ef1a tr\u00ean m\u00f4 h\u00ecnh song sinh k\u1ef9 thu\u1eadt s\u1ed1<\/h3>\n\n\n\n

C\u00e1c ti\u00eau chu\u1ea9n kh\u00f4ng quy \u0111\u1ecbnh c\u1ee5 th\u1ec3 quy tr\u00ecnh \u0111\u00fac, nh\u01b0ng c\u00e1c khuy\u1ebft t\u1eadt b\u00ean trong (nh\u01b0 r\u1ed7 co ng\u00f3t, t\u1ea1p ch\u1ea5t x\u1ec9) l\u00e0 nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra l\u1ed7i trong th\u1eed nghi\u1ec7m t\u1ea3i tr\u1ecdng.<\/p>\n\n\n\n

Th\u1ef1c h\u00e0nh si\u00eau vi\u1ec7t c\u1ee7a LuZhongBao:<\/p>\n\n\n

\n
\"\"<\/figure><\/div>\n\n\n

C\u00f4ng ngh\u1ec7 n\u00e0y s\u1eed d\u1ee5ng \u201cThi\u1ebft k\u1ebf d\u1ef1a tr\u00ean m\u00f4 ph\u1ecfng\u201d. Tr\u01b0\u1edbc khi ph\u00e1t tri\u1ec3n khu\u00f4n, ph\u1ea7n m\u1ec1m m\u00f4 ph\u1ecfng qu\u00e1 tr\u00ecnh \u0111\u00fac s\u1ebd m\u00f4 ph\u1ecfng \u0111\u1ea7y \u0111\u1ee7 c\u00e1c qu\u00e1 tr\u00ecnh \u0111i\u1ec1n \u0111\u1ea7y v\u00e0 \u0111\u00f4ng \u0111\u1eb7c \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n v\u00e0 lo\u1ea1i b\u1ecf c\u00e1c v\u1ecb tr\u00ed ti\u1ec1m \u1ea9n g\u00e2y ra c\u00e1c l\u1ed7 co ng\u00f3t v\u00e0 \u0111i\u1ec3m n\u00f3ng nhi\u1ec7t. B\u1ea3n th\u00e2n khu\u00f4n \u0111\u01b0\u1ee3c gia c\u00f4ng b\u1eb1ng thi\u1ebft b\u1ecb CNC \u0111\u1ed9 ch\u00ednh x\u00e1c cao v\u00e0 s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. Qu\u00e1 tr\u00ecnh r\u00f3t \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n trong m\u00f4i tr\u01b0\u1eddng b\u1ea3o v\u1ec7 \u0111\u1ec3 ng\u0103n ng\u1eeba qu\u00e1 tr\u00ecnh oxy h\u00f3a s\u1eaft n\u00f3ng ch\u1ea3y. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o t\u00ednh \u0111\u1ed3ng nh\u1ea5t v\u1ec1 m\u1eadt \u0111\u1ed9 b\u00ean trong c\u1ee7a v\u1eadt \u0111\u00fac, lo\u1ea1i b\u1ecf v\u1ec1 m\u1eb7t v\u1eadt l\u00fd c\u00e1c \u0111i\u1ec3m t\u1eadp trung \u1ee9ng su\u1ea5t ti\u1ec1m \u1ea9n do c\u00e1c khuy\u1ebft t\u1eadt \u0111\u00fac g\u00e2y ra, cho ph\u00e9p hi\u1ec7u su\u1ea5t th\u1ef1c t\u1ebf c\u1ee7a s\u1ea3n ph\u1ea9m \u0111\u1ea1t g\u1ea7n \u0111\u1ebfn gi\u1edbi h\u1ea1n l\u00fd thuy\u1ebft c\u1ee7a v\u1eadt li\u1ec7u.<\/p>\n\n\n\n

Quy tr\u00ecnh th\u1ee9 ba: X\u1eed l\u00fd nhi\u1ec7t th\u00f4ng minh ho\u00e0n to\u00e0n t\u1ef1 \u0111\u1ed9ng<\/h3>\n\n\n\n

X\u1eed l\u00fd nhi\u1ec7t l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ec3 t\u1ea1o n\u00ean c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc cu\u1ed1i c\u00f9ng cho gang d\u1ebbo. X\u1eed l\u00fd th\u00f4ng th\u01b0\u1eddng th\u01b0\u1eddng ch\u1ec9 nh\u1eb1m \u0111\u00e1p \u1ee9ng c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt.<\/p>\n\n\n\n

Th\u1ef1c h\u00e0nh si\u00eau vi\u1ec7t c\u1ee7a LuZhongBao:<\/p>\n\n\n\n

N\u00f3 s\u1eed d\u1ee5ng d\u00e2y chuy\u1ec1n x\u1eed l\u00fd nhi\u1ec7t ho\u00e0n to\u00e0n t\u1ef1 \u0111\u1ed9ng \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng ch\u01b0\u01a1ng tr\u00ecnh. B\u1eb1ng c\u00e1ch ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c nhi\u1ec7t \u0111\u1ed9 austenit h\u00f3a, th\u1eddi gian gi\u1eef v\u00e0 t\u1ed1c \u0111\u1ed9 l\u00e0m ngu\u1ed9i, n\u00f3 kh\u00f4ng ch\u1ec9 \u0111\u1ea3m b\u1ea3o ma tr\u1eadn \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac perlit + ferit l\u00fd t\u01b0\u1edfng m\u00e0 c\u00f2n duy tr\u00ec t\u00ednh nh\u1ea5t qu\u00e1n cao c\u1ee7a c\u1ea5u tr\u00fac t\u1ed1i \u01b0u n\u00e0y trong to\u00e0n b\u1ed9 s\u1ea3n ph\u1ea9m \u0111\u00fac. Quy tr\u00ecnh \u201cAustempering\u201d \u0111\u01b0\u1ee3c c\u1ea5p b\u1eb1ng s\u00e1ng ch\u1ebf (\u00e1p d\u1ee5ng cho gang d\u1ebbo austempering - ADI) c\u00f3 th\u1ec3 t\u1ea1o ra c\u1ea5u tr\u00fac austenit-bainit k\u1ebft h\u1ee3p \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 d\u1ebbo dai cao, v\u1edbi hi\u1ec7u su\u1ea5t t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi th\u00e9p \u0111\u00fac, cung c\u1ea5p gi\u1ea3i ph\u00e1p v\u1eadt li\u1ec7u cho c\u00e1c y\u00eau c\u1ea7u t\u1ea3i tr\u1ecdng c\u1ef1c cao \u0111\u1eb7c bi\u1ec7t.<\/p>\n\n\n\n

B\u01b0\u1edbc 4: L\u1eadp k\u1ebf ho\u1ea1ch gia c\u1ed1 k\u1ebft c\u1ea5u b\u1eb1ng ph\u00e2n t\u00edch ph\u1ea7n t\u1eed h\u1eefu h\u1ea1n<\/h3>\n\n\n\n

Ti\u00eau chu\u1ea9n EN 124 x\u00e1c nh\u1eadn \u0111\u1ed9 b\u1ec1n c\u1ea5u tr\u00fac th\u00f4ng qua th\u1eed nghi\u1ec7m s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng, nh\u01b0ng hi\u1ec7u qu\u1ea3 c\u1ea5u tr\u00fac m\u1edbi quy\u1ebft \u0111\u1ecbnh t\u1ef7 l\u1ec7 \u0111\u1ed9 b\u1ec1n tr\u00ean tr\u1ecdng l\u01b0\u1ee3ng.<\/p>\n\n\n\n

Th\u1ef1c h\u00e0nh si\u00eau vi\u1ec7t c\u1ee7a LuZhongBao:<\/p>\n\n\n\n

\u1ede giai \u0111o\u1ea1n thi\u1ebft k\u1ebf k\u1ebft c\u1ea5u, \u0111\u1ed9i ng\u0169 k\u1ef9 s\u01b0 c\u1ee7a LuZhongBao s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m Ph\u00e2n t\u00edch Ph\u1ea7n t\u1eed H\u1eefu h\u1ea1n (FEA) \u0111\u1ec3 m\u00f4 ph\u1ecfng s\u1ef1 ph\u00e2n b\u1ed1 \u1ee9ng su\u1ea5t d\u01b0\u1edbi c\u00e1c t\u1ea3i tr\u1ecdng t\u0129nh ti\u00eau chu\u1ea9n, t\u1ea3i tr\u1ecdng m\u1ecfi v\u00e0 \u0111i\u1ec1u ki\u1ec7n t\u1ea3i tr\u1ecdng l\u1ec7ch t\u00e2m c\u1ef1c \u0111oan. D\u1ef1a tr\u00ean \u0111\u00f3, h\u1ecd t\u1ed1i \u01b0u h\u00f3a b\u1ed1 c\u1ee5c, \u0111\u1ed9 d\u00e0y v\u00e0 h\u01b0\u1edbng c\u1ee7a c\u00e1c g\u00e2n gia c\u01b0\u1eddng, ph\u00e1t tri\u1ec3n h\u1ec7 th\u1ed1ng g\u00e2n gia c\u01b0\u1eddng ti\u1ebft di\u1ec7n thay \u0111\u1ed5i \u0111a cung \u0111\u01b0\u1ee3c c\u1ea5p b\u1eb1ng s\u00e1ng ch\u1ebf. H\u1ec7 th\u1ed1ng n\u00e0y ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t m\u1ea1ng l\u01b0\u1edbi truy\u1ec1n t\u1ea3i t\u1ea3i tr\u1ecdng b\u00ean trong hi\u1ec7u qu\u1ea3, \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 c\u1ee9ng v\u00e0 kh\u1ea3 n\u0103ng ph\u00e2n t\u00e1n t\u1ea3i tr\u1ecdng cao nh\u1ea5t v\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u t\u1ed1i \u01b0u. Hi\u1ec7u qu\u1ea3 k\u1ebft c\u1ea5u c\u1ee7a n\u00f3 cao h\u01a1n 15% so v\u1edbi c\u00e1c thi\u1ebft k\u1ebf truy\u1ec1n th\u1ed1ng, \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 t\u1ed1i \u01b0u h\u00f3a k\u00e9p v\u1ec1 hi\u1ec7u su\u1ea5t v\u00e0 kinh t\u1ebf ngay t\u1eeb kh\u00e2u thi\u1ebft k\u1ebf.<\/p>\n\n\n\n

Quy tr\u00ecnh n\u0103m: Gia c\u00f4ng ch\u00ednh x\u00e1c \u1edf c\u1ea5p \u0111\u1ed9 micromet v\u00e0 l\u1eafp gh\u00e9p "kh\u00f4ng khe h\u1edf"<\/h3>\n\n\n\n

\u0110\u1ed9 ch\u00ednh x\u00e1c khi l\u1eafp r\u00e1p gi\u1eefa v\u1ecf v\u00e0 khung \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u qu\u1ea3 truy\u1ec1n t\u1ea3i t\u1ea3i tr\u1ecdng, \u0111\u1ed9 \u1ed3n v\u00e0 \u0111\u1ed9 b\u1ec1n l\u00e2u d\u00e0i. Quy tr\u00ecnh s\u1ea3n xu\u1ea5t th\u00f4ng th\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng v\u1edbi dung sai r\u1ed9ng h\u01a1n.<\/p>\n\n\n\n

Th\u1ef1c h\u00e0nh si\u00eau vi\u1ec7t c\u1ee7a LuZhongBao:<\/p>\n\n\n

\n
\"\"<\/figure><\/div>\n\n\n

Trong x\u01b0\u1edfng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9, c\u00e1c trung t\u00e2m gia c\u00f4ng CNC 5 tr\u1ee5c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gia c\u00f4ng \u201cgh\u00e9p \u0111\u00f4i\u201d ph\u1ea7n v\u1ecf v\u00e0 khung. T\u1ea5t c\u1ea3 c\u00e1c b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac \u0111\u1ec1u \u0111\u01b0\u1ee3c gia c\u00f4ng ho\u00e0n thi\u1ec7n trong m\u1ed9t l\u1ea7n thi\u1ebft l\u1eadp duy nh\u1ea5t, ki\u1ec3m so\u00e1t sai s\u1ed1 \u0111\u1ed9 ph\u1eb3ng trong ph\u1ea1m vi 0,1 mm v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c khe h\u1edf l\u1eafp gh\u00e9p trong ph\u1ea1m vi \u00b10,3 mm. S\u1ef1 l\u1eafp gh\u00e9p \u201ckh\u00f4ng khe h\u1edf\u201d n\u00e0y \u0111\u1ea3m b\u1ea3o t\u1ea3i tr\u1ecdng c\u1ee7a xe \u0111\u01b0\u1ee3c truy\u1ec1n t\u1ea3i m\u1ed9t c\u00e1ch tr\u01a1n tru v\u00e0 kh\u00f4ng g\u00e2y t\u00e1c \u0111\u1ed9ng l\u00ean to\u00e0n b\u1ed9 khung, lo\u1ea1i b\u1ecf hi\u1ec7n t\u01b0\u1ee3ng rung l\u1eafc, ti\u1ebfng \u1ed3n v\u00e0 s\u1ef1 m\u00e0i m\u00f2n nhanh do chuy\u1ec3n \u0111\u1ed9ng g\u00e2y ra. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t c\u1ee7a s\u1ea3n ph\u1ea9m trong th\u1ef1c t\u1ebf s\u1eed d\u1ee5ng g\u1ea7n gi\u1ed1ng v\u1edbi \u0111i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m l\u00fd t\u01b0\u1edfng trong ph\u00f2ng th\u00ed nghi\u1ec7m.<\/p>\n\n\n\n

Quy tr\u00ecnh th\u1ee9 s\u00e1u: H\u1ec7 th\u1ed1ng ch\u1ed1ng \u0103n m\u00f2n composite nhi\u1ec1u l\u1edbp c\u00f3 tu\u1ed5i th\u1ecd cao<\/h3>\n\n\n\n

C\u00e1c ti\u00eau chu\u1ea9n y\u00eau c\u1ea7u b\u1ea3o v\u1ec7 ch\u1ed1ng \u0103n m\u00f2n nh\u01b0ng kh\u00f4ng quy \u0111\u1ecbnh c\u1ee5 th\u1ec3 quy tr\u00ecnh. Ph\u01b0\u01a1ng ph\u00e1p m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng ho\u1eb7c phun m\u1ea1 th\u00f4ng th\u01b0\u1eddng c\u00f3 th\u1ec3 g\u1eb7p ph\u1ea3i v\u1ea5n \u0111\u1ec1 \u0111\u1ed9 d\u00e0y kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 \u0111\u1ed9 b\u00e1m d\u00ednh k\u00e9m.<\/p>\n\n\n\n

Th\u1ef1c h\u00e0nh si\u00eau vi\u1ec7t c\u1ee7a LuZhongBao:<\/p>\n\n\n\n

H\u1ec7 th\u1ed1ng n\u00e0y cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p b\u1ea3o v\u1ec7 t\u1ed5ng h\u1ee3p t\u00f9y ch\u1ec9nh d\u1ef1a tr\u00ean m\u00f4i tr\u01b0\u1eddng \u1ee9ng d\u1ee5ng (v\u00ed d\u1ee5: c\u00e1c lo\u1ea1i \u0103n m\u00f2n ISO 12944 C3-C5). L\u1ea5y l\u1edbp ph\u1ee7 epoxy ch\u1ecbu t\u1ea3i n\u1eb7ng l\u00e0m v\u00ed d\u1ee5, quy tr\u00ecnh bao g\u1ed3m: phun c\u00e1t m\u00e0i m\u00f2n c\u1ea5p Sa2.5, phun b\u1ed9t t\u0129nh \u0111i\u1ec7n ho\u00e0n to\u00e0n t\u1ef1 \u0111\u1ed9ng (\u0111\u1ed9 d\u00e0y \u2265300\u00b5m) v\u00e0 s\u1ea5y kh\u00f4 b\u1eb1ng nhi\u1ec7t \u0111\u1ed9 \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng ch\u01b0\u01a1ng tr\u00ecnh. \u0110\u1ed9 b\u00e1m d\u00ednh c\u1ee7a l\u1edbp ph\u1ee7 \u0111\u1ea1t c\u1ea5p cao nh\u1ea5t (C\u1ea5p 0). \u0110\u1ed1i v\u1edbi c\u00e1c y\u00eau c\u1ea7u kh\u1eaft khe h\u01a1n, h\u1ec7 th\u1ed1ng k\u00e9p \u201cM\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng + Ni\u00eam phong Epoxy\u201d \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. Th\u1eddi gian th\u1eed nghi\u1ec7m phun mu\u1ed1i c\u1ee7a n\u00f3 v\u01b0\u1ee3t xa c\u00e1c y\u00eau c\u1ea7u ti\u00eau chu\u1ea9n, \u0111\u1ea3m b\u1ea3o tu\u1ed5i th\u1ecd ch\u1ed1ng \u0103n m\u00f2n hi\u1ec7u qu\u1ea3 v\u01b0\u1ee3t qu\u00e1 30 n\u0103m trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t nh\u01b0 kh\u00ed h\u1eadu bi\u1ec3n ho\u1eb7c nh\u00e0 m\u00e1y h\u00f3a ch\u1ea5t.<\/p>\n\n\n\n

Quy tr\u00ecnh th\u1ee9 b\u1ea3y: Ki\u1ec3m tra to\u00e0n di\u1ec7n v\u00e0 chu\u1ed7i d\u1eef li\u1ec7u c\u00f3 th\u1ec3 truy xu\u1ea5t ngu\u1ed3n g\u1ed1c<\/h3>\n\n\n\n

Vi\u1ec7c tu\u00e2n th\u1ee7 \u0111\u00f2i h\u1ecfi b\u1eb1ng ch\u1ee9ng c\u00f3 th\u1ec3 ki\u1ec3m ch\u1ee9ng. C\u00e1c nh\u00e0 m\u00e1y th\u00f4ng th\u01b0\u1eddng d\u1ef1a v\u00e0o vi\u1ec7c ki\u1ec3m tra m\u1eabu cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n

Th\u1ef1c h\u00e0nh si\u00eau vi\u1ec7t c\u1ee7a LuZhongBao:<\/h3>\n\n\n\n

C\u00f4ng ty \u0111\u00e3 x\u00e2y d\u1ef1ng m\u1ed9t \u201cH\u1ec7 th\u1ed1ng Ki\u1ec3m tra Ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 Truy xu\u1ea5t ngu\u1ed3n g\u1ed1c K\u1ef9 thu\u1eadt s\u1ed1\u201d ho\u00e0n ch\u1ec9nh t\u1eeb \u0111\u1ea7u \u0111\u1ebfn cu\u1ed1i. T\u1ea5t c\u1ea3 d\u1eef li\u1ec7u\u2014t\u1eeb ki\u1ec3m tra nguy\u00ean li\u1ec7u \u0111\u1ea7u v\u00e0o, ph\u00e2n t\u00edch quang ph\u1ed5 c\u1ee7a t\u1eebng m\u1ebb gang n\u00f3ng ch\u1ea3y, th\u1eed nghi\u1ec7m c\u01a1 h\u1ecdc c\u00e1c m\u1eabu \u0111\u1ed1i ch\u1ee9ng, \u0111\u1ebfn ki\u1ec3m tra k\u00edch th\u01b0\u1edbc s\u1ea3n ph\u1ea9m ho\u00e0n thi\u1ec7n b\u1eb1ng m\u00e1y \u0111o t\u1ecda \u0111\u1ed9, ki\u1ec3m tra si\u00eau \u00e2m (\u0111\u1ed1i v\u1edbi c\u00e1c khuy\u1ebft t\u1eadt b\u00ean trong) v\u00e0 c\u00e1c th\u1eed nghi\u1ec7m x\u00e1c minh t\u1ea3i tr\u1ecdng cu\u1ed1i c\u00f9ng\u2014\u0111\u1ec1u \u0111\u01b0\u1ee3c t\u1ea3i l\u00ean H\u1ec7 th\u1ed1ng Qu\u1ea3n l\u00fd S\u1ea3n xu\u1ea5t (MES) theo th\u1eddi gian th\u1ef1c. M\u1ed7i s\u1ea3n ph\u1ea9m ho\u00e0n thi\u1ec7n \u0111\u1ec1u c\u00f3 m\u1ed9t m\u00e3 ID duy nh\u1ea5t; vi\u1ec7c qu\u00e9t m\u00e3 n\u00e0y s\u1ebd truy xu\u1ea5t to\u00e0n b\u1ed9 \u201ch\u1ed3 s\u01a1 v\u00f2ng \u0111\u1eddi\u201d c\u1ee7a s\u1ea3n ph\u1ea9m. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra m\u1ed9t s\u1ef1 chuy\u1ec3n \u0111\u1ed5i ch\u1ea5t l\u01b0\u1ee3ng t\u1eeb \u201c\u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m\u201d sang \u201c\u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng d\u1eef li\u1ec7u cho t\u1eebng s\u1ea3n ph\u1ea9m ri\u00eang l\u1ebb\u201d, cung c\u1ea5p cho kh\u00e1ch h\u00e0ng to\u00e0n c\u1ea7u b\u1eb1ng ch\u1ee9ng kh\u00f4ng th\u1ec3 ch\u1ed1i c\u00e3i v\u1ec1 s\u1ef1 tu\u00e2n th\u1ee7.<\/p>\n\n\n\n

V\u01b0\u1ee3t ra ngo\u00e0i l\u0129nh v\u1ef1c s\u1ea3n xu\u1ea5t: S\u1ef1 t\u00edch h\u1ee3p gi\u1eefa tr\u00ed tu\u1ec7 v\u00e0 t\u00ednh b\u1ec1n v\u1eefng<\/h3>\n\n\n\n

Tri\u1ebft l\u00fd s\u1ea3n xu\u1ea5t c\u1ee7a LuZhongBao kh\u00f4ng ch\u1ec9 d\u1eebng l\u1ea1i \u1edf vi\u1ec7c \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n hi\u1ec7n h\u00e0nh. D\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi \u201cC\u00e1c tr\u1ea1m t\u00edch h\u1ee3p th\u00f4ng minh \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh s\u1eb5n\u201d, n\u01a1i c\u00e1c c\u1ea3m bi\u1ebfn v\u1ec1 m\u1ef1c n\u01b0\u1edbc, \u0111\u1ed9 d\u1ecbch chuy\u1ec3n, nhi\u1ec7t \u0111\u1ed9, v.v., c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p li\u1ec1n m\u1ea1ch trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t, n\u00e2ng c\u1ea5p s\u1ea3n ph\u1ea9m t\u1eeb m\u1ed9t \u201cm\u1eb7t h\u00e0ng c\u00f4ng nghi\u1ec7p\u201d th\u00e0nh m\u1ed9t \u201cn\u00fat IoT th\u00f4ng minh\u201d. \u0110\u1ed3ng th\u1eddi, th\u00f4ng qua s\u1ea3n xu\u1ea5t tinh g\u1ecdn v\u00e0 c\u00f4ng ngh\u1ec7 luy\u1ec7n kim ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng, m\u1ee9c ti\u00eau th\u1ee5 t\u00e0i nguy\u00ean v\u00e0 l\u01b0\u1ee3ng kh\u00ed th\u1ea3i tr\u00ean m\u1ed7i \u0111\u01a1n v\u1ecb s\u1ea3n ph\u1ea9m th\u1ea5p h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi m\u1ee9c trung b\u00ecnh c\u1ee7a ng\u00e0nh, th\u1ec3 hi\u1ec7n s\u1ef1 tu\u00e2n th\u1ee7 ch\u1ee7 \u0111\u1ed9ng c\u00e1c nguy\u00ean t\u1eafc s\u1ea3n xu\u1ea5t b\u1ec1n v\u1eefng.<\/p>\n\n\n

\n
\"\"<\/figure><\/div>\n\n\n

K\u1ebft lu\u1eadn: Ti\u00eau chu\u1ea9n l\u00e0 n\u1ec1n t\u1ea3ng, s\u1ef1 v\u01b0\u1ee3t tr\u1ed9i l\u00e0 l\u1eddi h\u1ee9a.<\/h3>\n\n\n\n

C\u00e1c s\u1ea3n ph\u1ea9m n\u1eafp c\u1ed1ng tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n ASTM\/EN c\u1ee7a Hubei LuZhongBao kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 b\u1ea3n sao trong khu\u00f4n kh\u1ed5 ti\u00eau chu\u1ea9n. Ch\u00fang l\u00e0 nh\u1eefng \u201cs\u1ea3n ph\u1ea9m \u0111\u00e1ng tin c\u1eady\u201d \u0111\u01b0\u1ee3c t\u1ea1o ra d\u1ef1a tr\u00ean n\u1ec1n t\u1ea3ng c\u00e1c ti\u00eau chu\u1ea9n, th\u00f4ng qua s\u1ef1 \u0111\u1ed5i m\u1edbi trong khoa h\u1ecdc v\u1eadt li\u1ec7u, k\u1ef9 thu\u1eadt s\u1ed1 v\u00e0 theo \u0111u\u1ed5i s\u1ef1 ho\u00e0n h\u1ea3o. Ch\u00fang ch\u1ee9ng minh r\u1eb1ng qu\u1ed1c t\u1ebf h\u00f3a th\u1ef1c s\u1ef1 kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 vi\u1ec7c \u0111\u1ea1t \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn m\u00e0 c\u00f2n l\u00e0 kh\u1ea3 n\u0103ng li\u00ean t\u1ee5c \u0111\u1ecbnh h\u00ecnh v\u00e0 d\u1eabn \u0111\u1ea7u trong s\u1ea3n xu\u1ea5t ch\u1ea5t l\u01b0\u1ee3ng cao. L\u1ef1a ch\u1ecdn LuZhongBao c\u00f3 ngh\u0129a l\u00e0 l\u1ef1a ch\u1ecdn kh\u00f4ng ch\u1ec9 m\u1ed9t s\u1ea3n ph\u1ea9m tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf, m\u00e0 c\u00f2n l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p s\u1ea3n xu\u1ea5t cao c\u1ea5p to\u00e0n c\u1ea7u t\u00edch h\u1ee3p c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn, ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng nghi\u00eam ng\u1eb7t v\u00e0 c\u00e1c nguy\u00ean t\u1eafc b\u1ec1n v\u1eefng. \u0110\u00f3 l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn s\u00e1ng su\u1ed1t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n l\u00e2u d\u00e0i v\u00e0 v\u1eadn h\u00e0nh \u0111\u00e1ng tin c\u1eady c\u1ee7a c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng tr\u1ecdng y\u1ebfu.<\/p>","protected":false},"excerpt":{"rendered":"

Trong b\u1ed1i c\u1ea3nh c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng to\u00e0n c\u1ea7u li\u00ean k\u1ebft ch\u1eb7t ch\u1ebd hi\u1ec7n nay, c\u00e1c n\u1eafp c\u1ed1ng, v\u1edbi vai tr\u00f2 l\u00e0 c\u00e1c b\u1ed9 ph\u1eadn quan tr\u1ecdng \u0111\u1ea3m b\u1ea3o s\u1ef1 th\u00f4ng su\u1ed1t \u201cm\u1ea1ch m\u00e1u\u201d \u0111\u00f4 th\u1ecb, ph\u1ea3i d\u1ef1a tr\u00ean c\u00e1c ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt \u0111\u01b0\u1ee3c qu\u1ed1c t\u1ebf c\u00f4ng nh\u1eadn v\u1ec1 \u0111\u1ed9 tin c\u1eady v\u00e0 t\u00ednh nh\u1ea5t qu\u00e1n. \u0110\u01b0\u1ee3c \u0111\u1ea1i di\u1ec7n b\u1edfi c\u00e1c ti\u00eau chu\u1ea9n c\u1ee7a Hi\u1ec7p h\u1ed9i V\u1eadt li\u1ec7u v\u00e0 Th\u1eed nghi\u1ec7m Hoa K\u1ef3 (ASTM) v\u00e0 Ti\u00eau chu\u1ea9n Ch\u00e2u \u00c2u (EN), c\u00e1c h\u1ec7 th\u1ed1ng ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf kh\u00f4ng ch\u1ec9 x\u00e1c \u0111\u1ecbnh c\u00e1c ng\u01b0\u1ee1ng hi\u1ec7u su\u1ea5t nghi\u00eam ng\u1eb7t m\u00e0 c\u00f2n th\u1ec3 hi\u1ec7n m\u1ed9t n\u1ec1n t\u1ea3ng k\u1ef9 thu\u1eadt [\u2026]<\/p>","protected":false},"author":2,"featured_media":971,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[114,63],"class_list":["post-1635","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-luzhongbao","tag-manhole-cover"],"yoast_head":"\nHubei LuZhongBao\u00a0Manufacturing: How Drainage Covers Complying with International Standards (ASTM\/EN) Are Forged News - Hubei Luzhongbao Metal Products Co., Ltd<\/title>\n<meta name=\"description\" content=\"Hubei LuZhongBao's ASTM\/EN-compliant drainage covers are not products simply replicated within a standard framework. They are \u201creliability artifacts\u201d forged with standards as the foundation, through material science innovation, digital engineering, and the pursuit of excellence. They prove that true internationalization is not merely about obtaining certification but possessing the ability to continuously define and lead high-quality manufacturing. Choosing LuZhongBao\u00a0means selecting not just a product compliant with international standards, but a global high-end manufacturing solution integrating cutting-edge technology, stringent quality control, and sustainable principles. It is the informed choice for ensuring the long-term safety and reliable operation of critical infrastructure.\" \/>\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\/cong-ty-san-xuat-hubei-luzhongbao-cung-cap-cac-loai-nap-cong-tuan-thu-tieu-chuan-quoc-te-astm-en-duoc-ren-nhu-the-nao\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hubei LuZhongBao\u00a0Manufacturing: How Drainage Covers Complying with International Standards (ASTM\/EN) Are Forged News - Hubei Luzhongbao Metal Products Co., Ltd\" \/>\n<meta property=\"og:description\" content=\"Hubei LuZhongBao's ASTM\/EN-compliant drainage covers are not products simply replicated within a standard framework. They are \u201creliability artifacts\u201d forged with standards as the foundation, through material science innovation, digital engineering, and the pursuit of excellence. They prove that true internationalization is not merely about obtaining certification but possessing the ability to continuously define and lead high-quality manufacturing. Choosing LuZhongBao\u00a0means selecting not just a product compliant with international standards, but a global high-end manufacturing solution integrating cutting-edge technology, stringent quality control, and sustainable principles. It is the informed choice for ensuring the long-term safety and reliable operation of critical infrastructure.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/luzhongbao.com\/vi\/cong-ty-san-xuat-hubei-luzhongbao-cung-cap-cac-loai-nap-cong-tuan-thu-tieu-chuan-quoc-te-astm-en-duoc-ren-nhu-the-nao\/\" \/>\n<meta property=\"og:site_name\" content=\"Hubei Luzhongbao Metal Products Co., Ltd\" \/>\n<meta property=\"article:published_time\" content=\"2026-02-24T10:12:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/luzhongbao.com\/wp-content\/uploads\/2025\/08\/ea603767783711f0aab3634931c67d76_W_1920px.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\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=\"7 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/luzhongbao.com\\\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/luzhongbao.com\\\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\\\/\"},\"author\":{\"name\":\"luzhongbao\",\"@id\":\"https:\\\/\\\/luzhongbao.com\\\/#\\\/schema\\\/person\\\/e22c08e75b650a9d574f5aeabb3db2cf\"},\"headline\":\"Hubei LuZhongBao\u00a0Manufacturing: How Drainage Covers Complying with International Standards (ASTM\\\/EN) Are Forged\",\"datePublished\":\"2026-02-24T10:12:00+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/luzhongbao.com\\\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\\\/\"},\"wordCount\":1322,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/luzhongbao.com\\\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/luzhongbao.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/ea603767783711f0aab3634931c67d76_W_1920px.webp\",\"keywords\":[\"Luzhongbao\",\"Manhole Cover\"],\"articleSection\":[\"News\"],\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/luzhongbao.com\\\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/luzhongbao.com\\\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\\\/\",\"url\":\"https:\\\/\\\/luzhongbao.com\\\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\\\/\",\"name\":\"Hubei LuZhongBao\u00a0Manufacturing: How Drainage Covers Complying with International Standards (ASTM\\\/EN) Are Forged News - Hubei Luzhongbao Metal Products Co., Ltd\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/luzhongbao.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/luzhongbao.com\\\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/luzhongbao.com\\\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/luzhongbao.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/ea603767783711f0aab3634931c67d76_W_1920px.webp\",\"datePublished\":\"2026-02-24T10:12:00+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/luzhongbao.com\\\/#\\\/schema\\\/person\\\/e22c08e75b650a9d574f5aeabb3db2cf\"},\"description\":\"Hubei LuZhongBao's ASTM\\\/EN-compliant drainage covers are not products simply replicated within a standard framework. They are \u201creliability artifacts\u201d forged with standards as the foundation, through material science innovation, digital engineering, and the pursuit of excellence. They prove that true internationalization is not merely about obtaining certification but possessing the ability to continuously define and lead high-quality manufacturing. Choosing LuZhongBao\u00a0means selecting not just a product compliant with international standards, but a global high-end manufacturing solution integrating cutting-edge technology, stringent quality control, and sustainable principles. It is the informed choice for ensuring the long-term safety and reliable operation of critical infrastructure.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/luzhongbao.com\\\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\\\/#breadcrumb\"},\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/luzhongbao.com\\\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/luzhongbao.com\\\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\\\/#primaryimage\",\"url\":\"https:\\\/\\\/luzhongbao.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/ea603767783711f0aab3634931c67d76_W_1920px.webp\",\"contentUrl\":\"https:\\\/\\\/luzhongbao.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/ea603767783711f0aab3634931c67d76_W_1920px.webp\",\"width\":1920,\"height\":1080},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/luzhongbao.com\\\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\\\/\\\/luzhongbao.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Hubei LuZhongBao\u00a0Manufacturing: How Drainage Covers Complying with International Standards (ASTM\\\/EN) Are Forged\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/luzhongbao.com\\\/#website\",\"url\":\"https:\\\/\\\/luzhongbao.com\\\/\",\"name\":\"Hubei Luzhongbao Metal Products Co., Ltd\",\"description\":\"The Globally Trusted Manhole Cover Expert\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/luzhongbao.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"vi\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/luzhongbao.com\\\/#\\\/schema\\\/person\\\/e22c08e75b650a9d574f5aeabb3db2cf\",\"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:\\\/\\\/luzhongbao.com\\\/vi\\\/author\\\/luzhongbao\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"C\u00f4ng ty TNHH S\u1ea3n xu\u1ea5t Kim lo\u1ea1i H\u1ed3 B\u1eafc LuZhongBao: C\u00e1ch th\u1ee9c l\u00e0m gi\u1ea3 n\u1eafp c\u1ed1ng \u0111\u1ea1t ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf (ASTM\/EN) - Tin t\u1ee9c - C\u00f4ng ty TNHH S\u1ea3n ph\u1ea9m Kim lo\u1ea1i H\u1ed3 B\u1eafc Luzhongbao","description":"C\u00e1c s\u1ea3n ph\u1ea9m n\u1eafp c\u1ed1ng tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n ASTM\/EN c\u1ee7a Hubei LuZhongBao kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 b\u1ea3n sao trong khu\u00f4n kh\u1ed5 ti\u00eau chu\u1ea9n. Ch\u00fang l\u00e0 nh\u1eefng \u201cs\u1ea3n ph\u1ea9m \u0111\u00e1ng tin c\u1eady\u201d \u0111\u01b0\u1ee3c t\u1ea1o ra d\u1ef1a tr\u00ean n\u1ec1n t\u1ea3ng c\u00e1c ti\u00eau chu\u1ea9n, th\u00f4ng qua s\u1ef1 \u0111\u1ed5i m\u1edbi trong khoa h\u1ecdc v\u1eadt li\u1ec7u, k\u1ef9 thu\u1eadt s\u1ed1 v\u00e0 theo \u0111u\u1ed5i s\u1ef1 ho\u00e0n h\u1ea3o. Ch\u00fang ch\u1ee9ng minh r\u1eb1ng qu\u1ed1c t\u1ebf h\u00f3a th\u1ef1c s\u1ef1 kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 vi\u1ec7c \u0111\u1ea1t \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn m\u00e0 c\u00f2n l\u00e0 kh\u1ea3 n\u0103ng li\u00ean t\u1ee5c \u0111\u1ecbnh h\u00ecnh v\u00e0 d\u1eabn \u0111\u1ea7u trong s\u1ea3n xu\u1ea5t ch\u1ea5t l\u01b0\u1ee3ng cao. L\u1ef1a ch\u1ecdn LuZhongBao c\u00f3 ngh\u0129a l\u00e0 l\u1ef1a ch\u1ecdn kh\u00f4ng ch\u1ec9 m\u1ed9t s\u1ea3n ph\u1ea9m tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf, m\u00e0 c\u00f2n l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p s\u1ea3n xu\u1ea5t cao c\u1ea5p to\u00e0n c\u1ea7u t\u00edch h\u1ee3p c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn, ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng nghi\u00eam ng\u1eb7t v\u00e0 c\u00e1c nguy\u00ean t\u1eafc b\u1ec1n v\u1eefng. \u0110\u00f3 l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn s\u00e1ng su\u1ed1t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n l\u00e2u d\u00e0i v\u00e0 v\u1eadn h\u00e0nh \u0111\u00e1ng tin c\u1eady c\u1ee7a c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng tr\u1ecdng y\u1ebfu.","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:\/\/luzhongbao.com\/vi\/cong-ty-san-xuat-hubei-luzhongbao-cung-cap-cac-loai-nap-cong-tuan-thu-tieu-chuan-quoc-te-astm-en-duoc-ren-nhu-the-nao\/","og_locale":"vi_VN","og_type":"article","og_title":"Hubei LuZhongBao\u00a0Manufacturing: How Drainage Covers Complying with International Standards (ASTM\/EN) Are Forged News - Hubei Luzhongbao Metal Products Co., Ltd","og_description":"Hubei LuZhongBao's ASTM\/EN-compliant drainage covers are not products simply replicated within a standard framework. They are \u201creliability artifacts\u201d forged with standards as the foundation, through material science innovation, digital engineering, and the pursuit of excellence. They prove that true internationalization is not merely about obtaining certification but possessing the ability to continuously define and lead high-quality manufacturing. Choosing LuZhongBao\u00a0means selecting not just a product compliant with international standards, but a global high-end manufacturing solution integrating cutting-edge technology, stringent quality control, and sustainable principles. It is the informed choice for ensuring the long-term safety and reliable operation of critical infrastructure.","og_url":"https:\/\/luzhongbao.com\/vi\/cong-ty-san-xuat-hubei-luzhongbao-cung-cap-cac-loai-nap-cong-tuan-thu-tieu-chuan-quoc-te-astm-en-duoc-ren-nhu-the-nao\/","og_site_name":"Hubei Luzhongbao Metal Products Co., Ltd","article_published_time":"2026-02-24T10:12:00+00:00","og_image":[{"width":1920,"height":1080,"url":"https:\/\/luzhongbao.com\/wp-content\/uploads\/2025\/08\/ea603767783711f0aab3634931c67d76_W_1920px.webp","type":"image\/webp"}],"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":"7 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/luzhongbao.com\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\/#article","isPartOf":{"@id":"https:\/\/luzhongbao.com\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\/"},"author":{"name":"luzhongbao","@id":"https:\/\/luzhongbao.com\/#\/schema\/person\/e22c08e75b650a9d574f5aeabb3db2cf"},"headline":"Hubei LuZhongBao\u00a0Manufacturing: How Drainage Covers Complying with International Standards (ASTM\/EN) Are Forged","datePublished":"2026-02-24T10:12:00+00:00","mainEntityOfPage":{"@id":"https:\/\/luzhongbao.com\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\/"},"wordCount":1322,"commentCount":0,"image":{"@id":"https:\/\/luzhongbao.com\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\/#primaryimage"},"thumbnailUrl":"https:\/\/luzhongbao.com\/wp-content\/uploads\/2025\/08\/ea603767783711f0aab3634931c67d76_W_1920px.webp","keywords":["Luzhongbao","Manhole Cover"],"articleSection":["News"],"inLanguage":"vi","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/luzhongbao.com\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/luzhongbao.com\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\/","url":"https:\/\/luzhongbao.com\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\/","name":"C\u00f4ng ty TNHH S\u1ea3n xu\u1ea5t Kim lo\u1ea1i H\u1ed3 B\u1eafc LuZhongBao: C\u00e1ch th\u1ee9c l\u00e0m gi\u1ea3 n\u1eafp c\u1ed1ng \u0111\u1ea1t ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf (ASTM\/EN) - Tin t\u1ee9c - C\u00f4ng ty TNHH S\u1ea3n ph\u1ea9m Kim lo\u1ea1i H\u1ed3 B\u1eafc Luzhongbao","isPartOf":{"@id":"https:\/\/luzhongbao.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/luzhongbao.com\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\/#primaryimage"},"image":{"@id":"https:\/\/luzhongbao.com\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\/#primaryimage"},"thumbnailUrl":"https:\/\/luzhongbao.com\/wp-content\/uploads\/2025\/08\/ea603767783711f0aab3634931c67d76_W_1920px.webp","datePublished":"2026-02-24T10:12:00+00:00","author":{"@id":"https:\/\/luzhongbao.com\/#\/schema\/person\/e22c08e75b650a9d574f5aeabb3db2cf"},"description":"C\u00e1c s\u1ea3n ph\u1ea9m n\u1eafp c\u1ed1ng tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n ASTM\/EN c\u1ee7a Hubei LuZhongBao kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 b\u1ea3n sao trong khu\u00f4n kh\u1ed5 ti\u00eau chu\u1ea9n. Ch\u00fang l\u00e0 nh\u1eefng \u201cs\u1ea3n ph\u1ea9m \u0111\u00e1ng tin c\u1eady\u201d \u0111\u01b0\u1ee3c t\u1ea1o ra d\u1ef1a tr\u00ean n\u1ec1n t\u1ea3ng c\u00e1c ti\u00eau chu\u1ea9n, th\u00f4ng qua s\u1ef1 \u0111\u1ed5i m\u1edbi trong khoa h\u1ecdc v\u1eadt li\u1ec7u, k\u1ef9 thu\u1eadt s\u1ed1 v\u00e0 theo \u0111u\u1ed5i s\u1ef1 ho\u00e0n h\u1ea3o. Ch\u00fang ch\u1ee9ng minh r\u1eb1ng qu\u1ed1c t\u1ebf h\u00f3a th\u1ef1c s\u1ef1 kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 vi\u1ec7c \u0111\u1ea1t \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn m\u00e0 c\u00f2n l\u00e0 kh\u1ea3 n\u0103ng li\u00ean t\u1ee5c \u0111\u1ecbnh h\u00ecnh v\u00e0 d\u1eabn \u0111\u1ea7u trong s\u1ea3n xu\u1ea5t ch\u1ea5t l\u01b0\u1ee3ng cao. L\u1ef1a ch\u1ecdn LuZhongBao c\u00f3 ngh\u0129a l\u00e0 l\u1ef1a ch\u1ecdn kh\u00f4ng ch\u1ec9 m\u1ed9t s\u1ea3n ph\u1ea9m tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf, m\u00e0 c\u00f2n l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p s\u1ea3n xu\u1ea5t cao c\u1ea5p to\u00e0n c\u1ea7u t\u00edch h\u1ee3p c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn, ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng nghi\u00eam ng\u1eb7t v\u00e0 c\u00e1c nguy\u00ean t\u1eafc b\u1ec1n v\u1eefng. \u0110\u00f3 l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn s\u00e1ng su\u1ed1t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n l\u00e2u d\u00e0i v\u00e0 v\u1eadn h\u00e0nh \u0111\u00e1ng tin c\u1eady c\u1ee7a c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng tr\u1ecdng y\u1ebfu.","breadcrumb":{"@id":"https:\/\/luzhongbao.com\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/luzhongbao.com\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\/"]}]},{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/luzhongbao.com\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\/#primaryimage","url":"https:\/\/luzhongbao.com\/wp-content\/uploads\/2025\/08\/ea603767783711f0aab3634931c67d76_W_1920px.webp","contentUrl":"https:\/\/luzhongbao.com\/wp-content\/uploads\/2025\/08\/ea603767783711f0aab3634931c67d76_W_1920px.webp","width":1920,"height":1080},{"@type":"BreadcrumbList","@id":"https:\/\/luzhongbao.com\/hubei-luzhongbao-manufacturing-how-drainage-covers-complying-with-international-standards-astm-en-are-forged\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/luzhongbao.com\/"},{"@type":"ListItem","position":2,"name":"Hubei LuZhongBao\u00a0Manufacturing: How Drainage Covers Complying with International Standards (ASTM\/EN) Are Forged"}]},{"@type":"WebSite","@id":"https:\/\/luzhongbao.com\/#website","url":"https:\/\/luzhongbao.com\/","name":"C\u00f4ng ty TNHH s\u1ea3n ph\u1ea9m kim lo\u1ea1i H\u1ed3 B\u1eafc Luzhongbao","description":"Chuy\u00ean gia v\u1ec1 n\u1eafp h\u1ed1 ga \u0111\u00e1ng tin c\u1eady tr\u00ean to\u00e0n c\u1ea7u","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/luzhongbao.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Person","@id":"https:\/\/luzhongbao.com\/#\/schema\/person\/e22c08e75b650a9d574f5aeabb3db2cf","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:\/\/luzhongbao.com\/vi\/author\/luzhongbao\/"}]}},"_links":{"self":[{"href":"https:\/\/luzhongbao.com\/vi\/wp-json\/wp\/v2\/posts\/1635","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/luzhongbao.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/luzhongbao.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/luzhongbao.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/luzhongbao.com\/vi\/wp-json\/wp\/v2\/comments?post=1635"}],"version-history":[{"count":1,"href":"https:\/\/luzhongbao.com\/vi\/wp-json\/wp\/v2\/posts\/1635\/revisions"}],"predecessor-version":[{"id":1636,"href":"https:\/\/luzhongbao.com\/vi\/wp-json\/wp\/v2\/posts\/1635\/revisions\/1636"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/luzhongbao.com\/vi\/wp-json\/wp\/v2\/media\/971"}],"wp:attachment":[{"href":"https:\/\/luzhongbao.com\/vi\/wp-json\/wp\/v2\/media?parent=1635"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/luzhongbao.com\/vi\/wp-json\/wp\/v2\/categories?post=1635"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/luzhongbao.com\/vi\/wp-json\/wp\/v2\/tags?post=1635"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}