... package paper,grey iron casting Detailed Product DescriptionPump connecting case body casting part, pump parts, ductile iron castings,grey iron castings , casting part, casting iron.Founded in 1985, ... pump and valve castings. Pump connecting case body casting part, cast iron parts, machining part, casting part, casting ironSpecificationsCasting MaterialsHT250Equipment3-ton,5-ton cupola,1-ton ...