关注微信公众号查券更方便
板ZCuSn3Zn8Pb6Ni1铜棒ZCuSn3Zn11Pb4 ZCuSn5Pb5Zn5锡青铜管 铜板
ZCuSn3Zn8Pb6Ni1锡青铜棒 锡青铜板 耐磨锡青铜管 铸造锡青铜套
供应ZCuSn3Zn8pb6Ni1铸造锡青铜管 ZCuSn3Zn11pb4铜棒 铜套
供应铸造锡磷青铜合金 ZCuSn3Zn8Pb6Ni1锡青铜棒 2.1086.01锡青铜
供应ZCuSn3Zn8Pb6Ni1 ZCuZn38Mn2Pb2 ZCuZn38铜合金圆棒板材钢板
ZCUSN5ZN5PB7铸造铅青铜 ZCuPb30铜棒 铜管 ZCuSn3Zn8Pb6Ni1 铜板
b铅青 ZCuP30 铜棒ZBA C92 800 铜板铜 ZCUSN3ZN8PB6NI1铜
优质ZCuSn3Zn8Pb6Ni1 铝青铜排 2.1086 铜排 CAC702 铜棒 2.0972