固溶+时效处理对粉末冶金Ti-22Al-25Nb合金显微硬度的影响
贾建波1,鹿超1,杨志刚1,董添添1,顾勇飞1,徐岩1,2()
Effect of Solution- and Aging-treatment on Microstructure and Microhardness of a Powder Metallurgy Ti-22Al-25Nb Alloy
JIA Jianbo1,LU Chao1,YANG Zhigang1,DONG Tiantian1,GU Yongfei1,XU Yan1,2()

图5. 保温时间为60 min不同固溶温度样品的平均晶粒尺寸

Fig.5. Average grain size at different solution temperatures for 60 min holding time