This paper introduces the repair welding procedure for repairing an alumal casting piece of an oil pump cylinder,This method cove...

• 介绍了对油泵机缸体铝锰合金铸造件缺陷补焊修复的技术工艺，且弥补了若采用交流氩弧焊和气焊施焊时存在的不足。