铜合金：c11100 c11300 c11400 c11500 c11600 c11700 c12000 c12100 c12200 c12300 c12500 c12700 c14200 c14500 c14700 c14510 c14710 c14720 c17000 c17200 ke-cu(2.0050) e1-cu58(2.0061) e2-cu58(2.0062) e-cu57(2.0060) f-cu(2.0080) of-cu(2.0040) se-cu(2.0070) sw-cu(2.0076) sf-cu(2.0090) e-cu58(2.0065) e-cu57(2.0060) of-cu(2.0040) se-cu(2.0070) sw-cu(2.0076) cuag0.1(2.1203
深圳市大唐金属材料有限公司
林萍青
13826559893
深圳市龙岗区南联工业区