摘要
分析了8K电力机车在役车轴疲劳裂纹产生原因,提出了超声波探伤方法,并介绍了疲劳裂纹波形特点和疲劳裂纹定量影响因素。
Through analysis on 8K electric locomotive axle fault, the method of ultrasonic flaw detection is put forward.The wave characteristics of the fatigue cracks and fatigue crack quantitative factors is also introduced.
出处
《铁道机车车辆》
2007年第2期46-48,共3页
Railway Locomotive & Car
关键词
8K电力机车
在役车轴
探伤
疲劳裂纹
波形特点
8K electric locomotive
using axles
flaw detection
fatigue crack
wave feature
