We can offer various ductile iron and grey iron manhole covers and gratings as EN124 standard, class includes A15 B125 C250 D400 E600 F900, we have producing manhole covers and gratings for more than 20 years, and we have more than 500 kinds of existing moulds, we also can produce as buyer's sample or drawing and design according to buyer's requirement. Our product has pass KITEMARK, LLOYDS, ICIM etc. Product certificate.