Высокопрочного чугуна люков

Manhole cover 1) Product information: Manhole Covers are manufactured for construction and public use. Manhole Covers shall be smooth and free from sand holes, blow holes, distortion or any other defects 2) Material a) Ductile Iron GGG500-7 & 400-12 b) Grey Iron GG203) Designs . a) EN124 A15, B125, C250, D400, E600 and F900 b) A60005 for casting design c) Major standards designs available d) As per customers' drawings or samples 4) Process c) Molding boards d) Green sand with hand molding 5) Coating a) Cold applied black bitumen b) Without coating c) Coating as per customers' requirement 10) Different accessories are availablePacking Steel or wood pallet, or as per customers' requirements