... 3,good quality,competitive price 4,ISO9001 certificate specification:Bronze Standard:ZCuSn5Pb5Zn5(C83600), ZCuSn10P1, ZCuSn10Zn2(C90500), ZCuSn7P0.2, ZCuSn6Zn6Pb3, ZCuA19Fe4(C61900 ... ), ZCuA19Fe4Ni4Mn2(C95800), ZcuA11OFe3Mn2, ZCuPb10Sn10(C93700),C93200(SAE660),C95400.Brass Standard:HPb59-1,H62, H68, HA177-2, HA166-6-3-2 ... survivle and development on the basis of quality Bronze auto part