CuNi18Zn19Pb1锌白铜价格CuNi18Zn19Pb1锌白铜性能

C74500锌白铜C74500锌白铜管C74500锌白铜棒材C74500锌白铜

C46500加砷的船用黄铜C46500铜合金

供应C64200,C64200铜合金,C64200铝青铜,C64200铝青铜棒

CuBe2高铍铜合金价格CuBe2铍铜性能CuBe2铍铜带

QBe1.9铍铜QBe1.9铍铜合金QBe1.9高铍铜价格QBe1.9铍铜性能

QBe1.9铍铜上海批发QBe1.9铍铜合金QBe1.9高铍铜

QBe2.0铍铜QBe2.0铍铜合金QBe2.0上海供应QBe2.0

铍铜合金价格铍青铜性能

LG1 铸造铜合金LG1圆棒LG1板材LG1锻件

LBC2铸造铜合金　LBC2上海铜材厂家供应LBC2批发

QSn10-5锡青铜价格QSn10-5上海铜材QSn10-5性能

QSn10-1锡青铜圆棒QSn10-1锻件QSn10-1板材

ZCuSn10Pb1 铸造铜合金ZCuSn10Pb1 圆棒ZCuSn10Pb1

BPC2B圆棒，锻件，板材，线材

PB4圆棒PB4锡青铜锻件PB4锡青铜板材

ZCuSn10P1圆棒ZCuSn10P1锻件ZCuSn10P1板材

C90700圆棒C90700锻件C90700板材C90700线材

QSn3-11-4圆棒QSn3-11-4锻件QSn3-11-4板材线材

BC1铜合金BC1圆棒BC1板材BC1锻件