... steel,alloy steel etc.2,Process: investing casting, aluminum castingdie,casting, sand casting, precisinon casting, fabrication etc.3,Size:as customer's ... machining parts,impeller, ball valve ,pump body and so on.If you are interested in our products,please contact with ... management syatem3, with competitive priceWe supply kinds of castings on base of your requirements.pls contact us.. we will try ...