本文介绍了大型燃油锅炉经拼板焊接和冷旋压加工制造而成的平管板封头残余应力试验。
This article introduced the experiment of residual stress in flat tubeplate head of large scale fuel boiler that was manufactured by cold rotary extruding and butt weld.
运用薄膜理论分析了旋压椭圆形封头的本质及其应力分布，指出了它与标准椭圆形封头不等效的原因及替代关系。
The reason of non equality and the replacement relation between standard elliptical head and spinning elliptical head are also introduced.
应用推荐