高温合金盘锻件制备过程残余应力的演化规律及机制
毕中南1,2(
),秦海龙1,2,董志国3,王相平3,王鸣3,刘永泉3,杜金辉1,2,张继1,2
),秦海龙1,2,董志国3,王相平3,王鸣3,刘永泉3,杜金辉1,2,张继1,2
Residual Stress Evolution and Its Mechanism During the Manufacture of Superalloy Disk Forgings
BI Zhongnan1,2(),QIN Hailong1,2,DONG Zhiguo3,WANG Xiangping3,WANG Ming3,LIU Yongquan3,DU Jinhui1,2,ZHANG Ji1,2
),QIN Hailong1,2,DONG Zhiguo3,WANG Xiangping3,WANG Ming3,LIU Yongquan3,DU Jinhui1,2,ZHANG Ji1,2
图7. 典型盘锻件用高温合金冷却过程中的收缩应变
Fig.7. Alloy shrinkage strains during cooling of typical turbine disk used superalloys measured using dilatometry at different cooling rates
