摘要
分析了运用中折头螺栓松动的原因 ,并通过 3种试验检测方法证实了原因分析的正确性 ,最后提出了相应的改进措施。
The causes to loosening of folding head bolts in operation are analyzed. The correctness of the analysis of causes is verified through 3 kinds of tests. The relative improvement measures are given in the end.
出处
《铁道车辆》
2004年第5期8-10,共3页
Rolling Stock
关键词
货车转向架
折头螺栓
低温试验
强度分析
改进
freight car bogie
folding head bolt
low temperature test
strength analysis
improvement
