... IS,DIN,ASTM,BS 3.ISO9001:2000 Approved casting pump parts we can offer you water pump impeller according ... : stainless steel,cast iron,pig iron,carbon steel,alloy steel,non-ferrous,grey iron,ductile cast iron and so on3.Process ... 0.02 to 30kg5.Application: Industrial parts, Machinery parts, hardware, construction parts, valve/valve parts,train,craft,doorhandle,hinge,hydraulicpressure,construction, ...