Four points bending low-cycle fatigue lifetime of armor steel 616 Tee joints after weld finishing has been analyzed and measures to improve the fatigue lifetime have been proposed in the paper.

• 本文对转炉616装甲钢T型焊接接头四点弯曲低周疲劳试验结果进行了分析、研究,阐述了提高T型焊接接头低周疲劳寿命的有效措施。