分级固溶处理对8Cr4Mo4V钢的微观组织和硬度的影响

于兴福, 王士杰, 郑冬月, 王全振, 苏勇, 赵文增, 邢飞

Effect of Graded Solution Treatments on Microstructure and Hardness of 8Cr4Mo4V Steel

YU Xingfu, WANG Shijie, ZHENG Dongyue, WANG Quanzhen, SU Yong, ZHAO Wenzeng, XING Fei

图13 不同分级固溶处理后8Cr4Mo4V钢的平均晶粒尺寸和回火硬度

Fig.13 Average grain size and tempered hardness of the 8Cr4Mo4V steel treated by different hierarchical solution treatments (a) different primary solution temperature; (b) different secondary solution temperature