C250 Ductile Iron Manhole Cover L1T China Factory and Suppliers
Premium L1T Ductile Iron Manhole Cover with C250 specifications and black bitumen painting. Sourced from a leading China factory and trusted suppliers, meeting ISO1083/JS/500-7 standards for superior durability.
Ductile Iron Manhole Cover LWRC15001
Product model：LWRC15001
Surface treatment: Black bitumen painting
Specifications：D400
Texture of Material: Ductile lron lSO1083/JS/500-7
Ductile Iron Manhole Cover L2T
Product model：L2T
Surface treatment: Black bitumen painting
Specifications：C250
Texture of Material: Ductile lron lSO1083/JS/500-7
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Heavy Duty Manhole Cover and Surface Box Solutions for Modern Infrastructure
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