国内航空发动机涡轮盘用铸锻难变形高温合金热加工研究现状与展望

张瑞, 刘鹏, 崔传勇, 曲敬龙, 张北江, 杜金辉, 周亦胄, 孙晓峰

Present Research Situation and Prospect of Hot Working of Cast & Wrought Superalloys for Aero-Engine Turbine Disk in China

ZHANG Rui, LIU Peng, CUI Chuanyong, QU Jinglong, ZHANG Beijiang, DU Jinhui, ZHOU Yizhou, SUN Xiaofeng

图7 GH4068合金的动态再结晶机制[43] (a) discontinuous dynamic recrystallization (DRX—dynamic recrystallization) (b) continuous dynamic recrystallization (c) heteroepitaxial dynamic recrystallization

Fig.7 Dynamic recrystallization mechanisms of GH4068 alloy[43]