轮对故障是客车运行的最常见故障,特别是近年来全路5次客车大提速的实施,使得客车轮对故障增幅较大。据不完全统计,轮对故障已占到客车非电类故障的30%。车轮故障是造成轴承故障的主要原因之一,破坏性较大,严重危及旅客列车的运行安全。本文就济南车辆段近期出现的一些轮对踏面 Wheelset fault is the most common fault bus operation, especially in recent years, the whole bus 5 speed implementation of large passenger cars, making the passenger car wheel slip larger increase. According to incomplete statistics, wheel failure has accounted for 30% of bus non-electrical failures. Wheel failure is one of the main causes of bearing failure, destructive, seriously endangering the safety of passenger trains. This article on the Jinan section of the car recently appeared some of the wheel tread