热处理对FGH96高温合金惯性摩擦焊接头微观组织演变及力学性能的影响

王彬, 赵鹏, 刘家伟, 张春波, 秦志伟, 董红刚, 李鹏

Effect of Heat Treatment on Microstructural Evolution and Mechanical Properties of Inertial Friction Welded Joints for FGH96 Superalloy

WANG Bin, ZHAO Peng, LIU Jiawei, ZHANG Chunbo, QIN Zhiwei, DONG Honggang, LI Peng

图1 微观组织形貌、热处理工艺流程、焊接设备照片以及组织观察和力学测试试样取样位置

Fig.1 Twin structure (a) and γ′ strengthening phase (b) morphologies, post-weld heat treatment processes (SA—solution aging, DA—double aging) (c), photograph of the welding equipment (d), and sampling locations for microstructural (e) and mechanical test (f) specimens (unit: mm)