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对东风４型机车和东风型机车的结构进行了比较，分析了东风４型机车轮缘磨耗比东风型机车严重的原因，提出了改善东风。型机车轮缘磨耗的一些措施。
The paper compares the structure of Dongfeng 4 locomotive and Dongfeng locomotive, analyzes the reasons why the flange wear of Dongfeng 4 locomotive is more serious than that of Dongfeng locomotive, and proposes to improve the easterly wind. Locomotive wheel flange wear some measures.