热处理对粉末冶金Inconel 718合金TIG焊接的组织和性能的影响

赵云梅, 赵洪泽, 吴杰, 田晓生, 徐磊

Effect of Heat Treatment on Microstructure and Properties of TIG Welded Joints of Powder Metallurgy Inconel 718 Alloy

ZHAO Yunmei, ZHAO Hongze, WU Jie, TIAN Xiaosheng, XU Lei

图6 不同热处理状态焊接接头横截面的显微组织

Fig.6 Microstructure of cross sections of welding joints after various heat treatments (a) as welded; (b) solution and aging; (c) homogenization and (d) hot isostatic pressing