CuCo1Ni1Be(CW103C)铜合金
SWPr进口琴钢线
T9A T10A MH韩国琴钢线
CuFe2p(CW107C)..
CuCr1Zr(CW106C..
CuCr1(CW105C)铜合金
CuSn8 CuCo2Be(..