铜合金:ZCuSn3Zn8Pb6Ni1 ZCuSn3Zn11Pb4 ZCuSn5Pb5Zn5 ZCuSn10Pb1 ZCuSn10Pb5 ZCuSn10Zn2 ZCuPb10Sn10 ZCuPb15Sn8 ZCuPb17Sn4Zn4 ZCuPb20Sn5 ZCuPb30 ZCuAl8Mn13Fe3 ZCuAl8Mn13Fe3Ni2 ZCuAl9Mn2 ZCuAl9Fe4Ni4Mn2 ZCuAl11Fe3 ZCuAl10Fe3Mn2 ZCuZn38 ZCuZn25Al6Fe3Mn3 ZCuZn26Al4Fe3Mn3 ZCuZn31AL2