稀土元素对中碳钢组织、力学性能和渗氮的影响
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Effect of Rare Earth Addition on Microstructure, Mechanical Property and Nitriding Performance of a Medium Carbon Steel
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图7. 0RE和0.03RE试验钢的纵截面的金相组织和扫描电镜组织 |
Fig.7. Optical micrographs and SEM micrographs showing the longitudinal-sectional microstructure of the 0RE and 0.03RE tested steels: (a, c) 0RE; (b, d) 0.03RE |
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