摘要
本文对车轴钢材料的疲劳裂纹扩展速率da/dN和应力强度因子门槛值△K_(th)的特性进行了试验和计算。此项研究对车轴的制造、维修和安全运转有较大的参考和指导意义。
The behaviour of fatigue crack growth rate da/dN and threshold of stress strength factor △K_(th) in axle steel is investigated and calculated. This study is of great significance for the manufacture, maintenance and safe operation of axles.
出处
《石家庄铁道大学学报（自然科学版）》
1990年第3期61-68,共8页
Journal of Shijiazhuang Tiedao University(Natural Science Edition)
