导杆类产品GH4169与1Cr18Ni9Ti电子束焊接裂纹分析
Welding Technology（2018）
Abstract
针对航天发动机上导杆类产品GH4169与1Cr18Ni9Ti电子束焊接时出现的接头裂纹现象,对裂纹形成原因、机理等进行了试验分析,从采取合理的接头结构、控制GH4169母材晶粒度、制订优化的焊接工艺等方面解决了导杆类产品的接头裂纹问题.
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