GCR15轴承钢65Mn弹簧钢9Cr18Mo 16MnCr5 T10A纯铁球墨铸铁60SiMnA ¥10.00 PM35多孔注塑模具钢材料BM-1610 BM1710排气 BM-178 日本透气钢圆钢 ¥20.00 M42冲子料SKH59 高速钢 S500 W2Mo9Cr4VCo8 圆钢 板料 1.3247精料YXM42 ¥20.00 大厂批发45# H13 SKD61 8407 FDAC A3 4CR13 718H模具钢板 Q235精光板加工 ¥20.00 45# P20精光板Cr12mov模具钢材DC53圆钢SKD11铁板Q235加工H13 ¥20.00 7MN15无磁钢70MN DG80圆钢 DG60 HPM-37圆棒5CR21模具钢板50Mn ¥20.00