Living examples in repair of air hammer parts by manual bead weldi ng of electrical are have been introduced, which are useful for lengthening serv ice life of air hammer parts and saving cost.

• 介绍了用手工电弧堆焊的方法将一些空气锤零件修复的实例，对延长空气锤零件的使用寿命、约生产成本有一定的参考价值。