中国铜合***号：QSn4-0.3QSn4-3QSn4-4-2.5QSn4-4-4QSn6.5-0.1QSn6.5-0.4QSn7-0.2QSn8-0.3QAl5QAl7QAl9-2QAl9-4QAl10-3-1.5QAl10-4-4QAl11-6-6QAl9-5-1-1QAl10-5-5美国铜合***号：***8200***8500C50500C51000C51100C52100C52400C53200C53400C54400C60600C60800C61000C61300C61400C61900C62300C62400C63000C693200C64200C64210英国铜合***号：CuZn5CuZn10CuZn15CuZn20CuZn30CuZn33CuZn36CuZn37CuZn40CuZn35Pb2CuZn36Pb3CuZn38Pb2CuZn39Pb2CuZn39Pb1.7CuZn40PbCuZn40Pb3CuZn29Sn1)