热处理对GH4065A/IN718异质高温合金惯性摩擦焊接头界面微观组织的影响

秦志伟, 王彬, 赵强, 李家辰, 孙毓涛, 洪小龙, 李鹏, 董红刚

Effect of Heat Treatment on Interfacial Microstructure of Inertial Friction Welded Joints for GH4065A/IN718 Dissimilar Superalloys

QIN Zhiwei, WANG Bin, ZHAO Qiang, LI Jiachen, SUN Yutao, HONG Xiaolong, LI Peng, DONG Honggang

图6 焊态接头焊核区(WZ)的TEM分析

Fig.6 TEM analyses of WZ in welded joint (a) bright field (BF) TEM image (b, e) BF TEM images of distributions of dislocation (b) and twin (e) (c) high-resolution TEM (HRTEM) image (d, h) selected area electron diffraction (SAED) patterns of matrix (d) and twin (h) (f, g) dark field (DF) TEM images of twins observed in different directions (aʹ and bʹ represent matrix and twin, respectively)