Manhole cover 1) Product information: Manhole covers are manufactured for road construction, natural gas, water supply and drainage, telecommunications. Manhole covers and gratings should be smooth, no blisters, holes, distortion or any other defects.
2) Material A) Ductile Iron GGG500-7, GGG 400-12, GGG600-3, GGG700-2 B) Grey Iron GG20, 25, 30, 35
3) Designs A) EN124 A15, B125, C250, D400, E600 and F900 B) BS497 Grade A, Grade B, Grade C. C) As per customers' drawings or samples
4) Processes: A) Moulding boards B) Green sand with hand moulding
5) Coating A) Cold applied black bitumen B) Without coating C) Coating as per customers' requirement
6) Inspection: A) Foundry in-house B) Third party inspection available upon request
7) Packing Steel or wood pallet, or as per customers' requirements.