SEM analysis of nickel aluminum bronze (NAB) weldment samples after cavitation erosion was carried to understand cavitation erosion behavior of the heat-affected zone (HAZ) of the weldment.

• 为了解铝青铜焊接热影响区(HAZ)的空蚀行为,对镍铝青铜焊接热影响区的空蚀形貌进行了扫描电镜(SEM)分析。