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货车轮对轴颈卸荷槽超声波探伤问题分析
Analysis of the Supersonic Flaw Detection on the Relief Grooves in Axle Journals of Freight Car Wheelsets
【摘要】 对3起货车RD2轮对轴颈卸荷槽冷切事故进行了分析,指出了目前轴颈卸荷槽超声波探伤中存在的问题,并提出了改进建议。
【Abstract】 The three cold cut accidents in the relief grooves in axle journals of RD2 freight car wheelsets are analyzed.The problems existing in the supersonic flaw detection on the relief grooves in axle journals at present are pointed out.And suggestions for improvement are given.
【关键词】 货车;
轮对;
卸荷槽;
超声波探伤;
问题;
分析;
【Key words】 freight car; wheelset; relief groove; supersonic flaw detection; problem; analysis;
【Key words】 freight car; wheelset; relief groove; supersonic flaw detection; problem; analysis;
- 【文献出处】 铁道车辆 ,Rolling Stock , 编辑部邮箱 ,2007年05期
- 【分类号】U270.7
- 【被引频次】2
- 【下载频次】83