CW602N CW603N CW604N CW605N CW606N CW607N CW608N CW609N CW610N CW611N CW612N CW613N CW614N CW615N CuZn40Pb1Al CuZn40Pb2Al CuZn40Pb2 CuZn40Pb2Sn CuZn41Pb1Al CuZn42PbAl CuZn43Pb1Al 销销售CuZn43Pb2 CuZn43Pb2Al CuZn13Al1Ni1Si1 CuZn19Sn CuZn20Al2As CuZn23Al3Co CuZn23Al6Mn4Fe3Pb CuZn25Al5Fe2Mn2Pb CuZn28Sn1As CuZn30As CuZn31Si1 CuZn32Pb2AsFeSi CW616N CW617N CW618N CW619N CW620N CW621N CW622N CW623N CW624N CW700R CW701R CW702N CW703R CW704R CW705R CW706R CW707R CW708R CW709R CiZn35Ni3Mn2AlPb CuZn36Pb2Sn1 CuZn36Sn1Pb CuZn37Pb2Sn1 CuZn38AlFeNiPbSn CuZn38Mn1Al CuZn38Sn1As CuZn39Mn1AlPbSi CuZn39Sn1 CuZn40Mn1Pb1 CuZn40Mn1Pb1AlFeSn CuZn40Mn1Pb1FeSn CuZn40Mn2Fel CW710R CW711R CW712R CW713R CW714R CW715R CW716R CW717R CW718R CW719R CW720R CW721R CW722R CW723R Cu-C CuCr1-C CuZn33Pb2-B CuZn33Pb2-C CuZn33Pb2Si-B CuZn33Pb2Si-C CuZn35Pb2Al-B CuZn35Pb2Al-C CuZn37Pb2Ni1AlFe-B CuZn37Pb2Ni1AlFe-C CuZn39Pb1Al-B CuZn39Pb1Al-C CuZn39Pb1AlB-C CuZn39Pb1AlB-B CuZn15As-B CuZn15As-C CuZn16Si4-B CuZn15Si4-C CuZn25Al5Mn4Fe3-B CuZn25Al5Mn4Fe3-C Cu32Al2Mn2Fel-B Cu32Al2Mn2Fel-C Cu342Mn3Al2Fe1-B Cu342Mn3Al2Fe1-C Cu352Mn2Al1Fe1-B Cu352Mn2Al1Fe1-C CuZn37Al1-B CuZn37Al1-C CuZn38Al-C CuZn38Al-B CuSn10-B CuSn10-C CuSn11P-C CuSn11P-B CuSn11Pb2-B CuSn11Pb2-C CuSn12-B CuSn12-C CC040A CC140C CB750S CC750S CB751S CC751S CB753S CC753S CB754S CC754S CB755S CC755S CB760S CC760S CB761S CC761S CB762S CC762S CB763S CC763S CB764S CC764S CB765S CC765S CB766S CC766S CB767S CC767S CB480K CC480K CB481K CC481K CB482K CC482K CB483K CC483K CuSn12Ni2-B CuSn12Ni2-C CuSn3Zn8Pb5-B CuSn3Zn8Pb5-C CuSn5Zn5Pb5-B CuSn5Zn5Pb5-C CuSn7Zn2Pb3-B CuSn7Zn2Pb3-C CuSn7Zn4Pb7-B CuSn7Zn4Pb7-C CuSn5Pb9-B CuSn5Pb9-C CuSn10Pb10-B CuSn10Pb10-C CuSn5Pb20-C CuSn5Pb20-B CuSn6Zn4Pb2-B CuSn6Zn4Pb2-C CuAl9-B CuAl9-C CuAl10Fe2-C CuAl10Fe2-B CuAl10Ni3Fe2-B CuAl10Ni3Fe2-C CuAl10Fe5Ni5-B CuAl10Fe5Ni5-C CuAl11Fe6Ni6-C CuAl11Fe6Ni6-B CuMn11Al8FeMnSi-C CuNi10Fe1Mn1-B CuNi10Fe1Mn1-C CuNi30Fe1Mn1-B CuNi30Fe1Mn1-C CuNi30Cr2FeMnSI-C CuNi30Fe1Mn1NbSi-C CB484K CC484K CB490K CC490K CB491K CC491K CB492K CC492K CB493K CC493K CB494K CC494K CB495K CC495K CB496K CC496K CB497K CC497K CB498K CC498K CB330G CC330G CB331G CC331G CB332G CC332G CB333G CC333G CB334G CC334G CC212E CB380H CC380H CB381H CC381H CC382H CC383H