... , ductile iron, steel, stainless stee,l carbon steel, alloyProcess: sand casting ,investment casting ,die casting and so onStandard: GB ,ASTM ,DIN ,JISWeight range: 5g ... ,220,260,300,350;NF-FGL150,FGL200,FGL250,FGL300,FGL350;Green-sand mouldingResin-sand mouldingLost foam castShell-core castElectric-furnace smelting3Carbon steelcastingsASTM A216 ...