残余应力的危害及对策

Harmfulness of Residual Stress and Countermeasures

文中阐述了残余应力在材料或设备使用过程中的不良影响,并详细介绍了目前消除残余应力的若干方法。希望能够对今后提高产品内部质量、提高构件的疲劳寿命及减少安全隐患方面提供一些有效对策。

The paper discusses the harmful effects of residual stress on the material or the equipment in its service process, and introduces several methods to eliminate residual stress at present. The effective Countermeasures are put forward to improve internal quality of products and raise fatigue life of the components to reduce the hidden trouble.