Heavy Duty Ductile Iron Manhole Cover

Shape Round Product Name Ductile Iron Manhole Cover Class Round /Square /Rectangle/ Triangular Inspection Size/Weight/Surface/Metal Properties Work Range 300-2000 mm MOQ 2 Tons Delivery Time Within 15-45 Days Transport Package Plywood Pallet/ OEM Trademark Customized H.S. Code 7325101000 Certification Black/ Grey/ Custom Standard En124, GOST3634, GB Coating Black Bitumen, Epoxy Painting, OEM Application Road, Industrial Park, Municipal Engineering Annual Capacity 20000 Mt Price Term EXW, Fob, CFR, CIF, DAP, DDP Design Support Design Drawings Specification As drawings Origin Wuan, Hebei Province Production Capacity 20000t/Year   Spheroidal graphite cast iron manhole covers are a type of spheroidal graphite products.  Spheroidal graphite is obtained through spheroidization and inclusions treatment, which effectively enhances the mechanical properties of cast iron, especially improving plasticity and toughness, thereby achieving a higher stren…

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