... ,JIS,ISO 4.Sand Casting 3.ISO9001:2000 Ductile iron sand casting, Steel casting, Sand casting:1.We ... are manufacturer specialized in producing casting products, mainly products: Iron casting, Aluminum casting, Steel casting and Customized service ... FGL250,FGL300,FGL350;Green-sand mouldingResin-sand mouldingLost foam castShell-core castElectric-furnace smelting3Carbon steelcastingsASTM A216-Gr. WCB, Gr. ...