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6 超低碳9Cr-ODS钢在不同热处理工艺下的显微硬度

Fig.6 Microhardness of ultra-low carbon 9Cr-ODS steel under different heat treatments (a) influence of normalizing temperature on microhardness of coarse-grained and fine-grained regions (b) influence of tempering temperature on microhardness of coarse-grained (b1) and fine-grained (b2) regions after different temperature normalizations