日立模具鋼材 選購(gòu)指南
批發(fā)HPM75模具鋼板材 進(jìn)口模具鋼棒料HPM75 優(yōu)特鋼
簡(jiǎn)單介紹 日本日立HPM75無(wú)磁模具鋼日本日立HPM75無(wú)磁模具鋼日本日立HPM75無(wú)磁模具鋼 日本日立HPM75無(wú)磁模具鋼性能日本日立HPM75無(wú)磁鋼價(jià)格的詳細(xì)介紹 日本日立HPM75無(wú)磁模具鋼性能日本日立HPM75無(wú)磁鋼價(jià)格 化學(xué)成分:(C:0.65~0.75)(Si:≤0.80)(Mn:14.5~16.0)(Cr:2.0~2.5)(Mo:0.5~0.8)(W:0.5~0.8)(V:1.5~2.0)(Al:2.7~3.3)(P:≤0.04)(S:≤0.03) 磁導(dǎo)率 狀 態(tài) 磁導(dǎo)率μ/mH?m-1......