The microfissuring behaviors in the heat-affected zone (HAZ) of electron beam (EB) welded nickel-based superalloy GH 4133 have been studied by using analytical scanning electron microscopy (SEM).

• 利用金相分析和扫描电镜对镍基高温合金电子束焊接热影响区微裂纹行为进行了分析。