The calculating of welding residual stress establish the base of fatigue life analysis, offers the gist for considerig the affect of welding residual stress in the design of runner.

• 焊接残余应力计算为后续的转轮疲劳寿命分析奠定基础,同时为转轮的设计阶段考虑焊接残余应力的影响提供依据。