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10 TIG焊接接头不同热处理态的室温拉伸断口

Fig.10 Tensile fracture of TIG welding joints after different heat treatment at room temperature (a) as welded; (b) solution and aging; (c) homogenization (d) hot isostatic pressing