铸造铜合金:ZCuAl8Mn13Fe3ZCuAl8Mn13Fe3Ni2ZCuAl9Mn2ZCuAl9Fe4Ni4Mn2ZCuAl11Fe3ZCuAl10Fe3Mn2ZCuZn38ZCuZn25Al6Fe3Mn3ZCuZn26Al4Fe3Mn3ZCuZn31AL2ZCuZn35Al2Mn2Fe1ZCuZn38Mn2Pb2ZCuZn40Mn2ZCuZn40Mn3Fe1ZCuZn33Pb2ZCuZn40Pb2ZCuZn16Si4)