热处理对一种双峰晶粒结构超低碳9Cr-ODS钢显微组织与力学性能的影响

张家榕, 李艳芬, 王光全, 包飞洋, 芮祥, 石全强, 严伟, 单以银, 杨柯

Effects of Heat Treatment on Microstructure and Mechanical Properties of a Bimodal Grain Ultra-Low Carbon 9Cr-ODS Steel

ZHANG Jiarong, LI Yanfen, WANG Guangquan, BAO Feiyang, RUI Xiang, SHI Quanqiang, YAN Wei, SHAN Yiyin, YANG Ke

图7 超低碳9Cr-ODS钢在不同热处理工艺下的室温(25℃)拉伸性能

Fig.7 Tensile properties of ultra-low carbon 9Cr-ODS steel under different heat treatments tested at room temperatur (25oC) (a) dependence of strength on tempering temperature (σb—ultimate tensile strength, σ0.2—yield strength) (b) dependence of total elongation on tempering temperature