ZQSN6-6-3锡青铜ZQSN5-5-5铜带QSn5-5-5铜板CuPb5Sn5Zn棒料C83600

优质CuSn10Zn2 锡青铜 CuPb10Sn10 铜管 铜板 QSn5-5-5 铜棒 规

ZCuPb15Zn8圆棒ZCuZPb17Zn4ZnFVJ4板ZCuPb30 CuPb材20Sn5铜合零切

ZQSN5-5-5锡青铜管 美标C83600锡青铜套 CuPb5Sn5Zn铜管

加工ZQSN5-5-5锡青铜板 C83600锡青铜棒 CuPb5Sn5Zn锡青铜块80*60

现货CuPb20Sn5 CuNi30FeMn CuNi14Al2不锈钢CuSn3-Zn9 CuZn15刀具

现货CuPb20Sn5 CuNi30FeMn CuNi14Al2质量保证CuSn3-Zn9 CuZn15

加工ZQSN5-5-5锡青铜板 C83600锡青铜棒 CuPb5Sn5Zn锡青铜块80*60

QSn5-5-5锡青铜 CuPb5Sn5Zn铸造锡青铜棒/铜板/铜管C83600铜合金

QSn5-5-5锡青铜 CuPb5Sn5Zn铸造锡青铜棒/铜板/铜管C83600铜合金

供应CuPb20Sn5 CuNi30FeMn CuNi14Al2铜合金线 CuSn3-Zn9 CuZn15

加工CuPb20Sn5 CuNi30FeMn CuNi14Al2铜合金线 CuSn3-Zn9 CuZn15

CuSn4Zn4Pb4锡青铜板CuSn7Pb7Zn3铜带PB101 CuSn12 CuPb5Sn10铜棒

ZCuSn10P5 锡青铜排 CuPb15Sn8 铜带 铜板 CuSn7Pb7Zn3 铜管 铜棒

ZCuSn10P5 锡青铜排 CuPb15Sn8 铜带 铜板 CuSn7Pb7Zn3 铜管 铜棒

C6191铝青铜棒铸铁耐磨

CuPb5Sn5Zn5Y30铜合金板CuPb5Sn5Zn5Y70铜合金板 可激光 规格齐全

CuPb5Sn5Zn5Y30铜合金 CuPb5Sn5Zn5Y70铜合金 可零切 规格齐全

CuPb5Sn5Zn5Y30铜合金 CuPb5Sn5Zn5Y70铜合金 可零切 规格齐全

CuZn40Y40 CuPb5Sn5Zn5Y20 CuPb5Sn5Zn5Y30 CuPb5Sn5Zn5Y70铜棒

CuZn40Y40 CuPb5Sn5Zn5Y20 CuPb5Sn5Zn5Y30 CuPb5Sn5Zn5Y70铜棒

1Cr17Ni2不锈钢板圆棒

CuPb5Sn5Zn5Y20?CuPb5Sn5Zn5Y30黄铜板黄铜棒六角棒铜管铜排

可零切CuPb5Sn5Zn5Y20铸造青铜棒CuPb5Sn5Zn5Y30铸造青铜管

供C52100铜管QSn4-0.3铜棒CuPb5Sn5Zn锡青铜CuSn4 CuSn5锡青铜板

CuSn6Zn4Pb2-B 锡青铜套 CuPb5Sn5Zn5 铜管 ZCuSn10Zn2 铜板 铜棒

CuPb20Sn5 CuNi30FeMn CuNi14Al2铜合金线 CuSn3-Zn9 CuZn15

CuSn5ZnPb青铜 CuPb10Sn10青铜板CuPb10Sn10青铜CuSn10Zn2青铜板