【摘要】 通过对粉末冶金模具深冷处理后残余奥氏体量和机械性能的测定与分析 ,结合粉末冶金模具的工况条件 ,探讨了深冷处理提高粉末冶金模具磨损寿命的机理更多还原

【Abstract】 This paper explores the mechanism of super cooling microstructure influncing on increasing the wear life of powder metallurgy by determining the amount of residual austenite and mechanical property after supcer low temperature treatment and analyzing the working condition.更多还原