一种高性能航空涡轮盘用铸锻合金的研究进展
谷月峰1(),崔传勇1,2(),袁勇1,3,钟志宏1,4
RESEARCH PROGRESS IN A HIGH PERFORMANCE CAST & WROUGHT SUPERALLOY FOR TURBINE DISC APPLICATIONS
Yuefeng GU1(),Chuanyong CUI1,2(),Yong YUAN1,3,Zhihong ZHONG1,4

图13. U720Li合金晶粒尺寸与性能的关系[27]

Fig.13. Relations between grain size and performance in U720Li alloy[27] (LCF—low cyclie fatigue)