C3710P-12H鉛黃銅棒板CW713R、CuZn37Mn3Al2PbSi、CW714R、CuZn37Pb1Sn1CW720R、CuZn40Mn1Pb1、CW721R、CuZn40Mn1Pb1AlFeSnCW722R、CuZn40Mn1Pb1FeSn、CW400J、CuNi7Zn39Pb3Mn2CW402J、CuNi10Zn42Pb2、CW406J、CuNi12Zn30Pb1CW408J、CuNi18Zn19Pb1、C
品牌:北鼎金屬 規格:規格齊全 產地:進口國產 材質:C3710P-1 2H鉛黃銅棒板