CuZn40Pb2铜合金CuZn40Pb2铜材
¥42.00
C38000铜合金C38000铜材
¥42.00
C3710铜合金C3710铜材
¥42.00
CZ122铜合金CZ122铜材
¥42.00
H59铜合金H59铜材
¥42.00
CuZn40铜合金CuZn40铜材
¥42.00