Under the investigation to the fault of wheel treadflat sliding of freight car, in this paper, the fault reason was found and corresponding improving measures and proposes were put forward.
在货车轮对踏面擦伤故障调查的基础上，找出其故障原因，提出相应的改进措施和建议。
2
The latest developed inspection device for wheel treadflat in Japan is described.
介绍日本最新开发的车轮踏面擦伤检测装置。
3
While braking in the process of rolling off of cars from hump, wheel treadflat often happens. In this paper, causes to the damage are analyzed, suggestive measures to prevent wheel flat are given.