... steel,bronz,Aluminium 2.ISO9001:2000 3.Sand cast,lost wax casting,die casting 4.ASTM,DIN OEM casting_ iron & aluminiumQualified iron ... -sand mouldingLost foam castShell-core castElectric-furnace smelting2Grey ironcastingsASTM A48-No.20,25,30,35,40,45,50;ASTM A126-Class ... A, Class B, Class C;DIN-GG10,GG15,GG20,GG25,GG30,GG35;JIS ...