图1. 镍基合金焊接4种裂纹类型[7~10](a) solidification cracking of Inconel 718[7] (b) liquation cracking of Inconel 718[8](c) ductility dip cracking of FM-82[9] (d) strain age cracking of Waspaloy[10]
Fig.1. Four types welding cracks of Ni-based alloy[7-10]