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| 标题 |
| 朔黄铁路曲线下股热处理钢轨剥离伤损成因分析(29 卷) |
| 英文标题 |
| Analysis on the Formation Cause of Spalling and Damage of the Heat Treated Low Rail on Shuohuang Railway Curve |
| 摘要 |
| 对朔黄铁路的5段75 kg•m-1 的U75V钢轨性能进行检验,分析伤损钢轨裂纹附近的性能。分析表明:U75V热轧钢轨母材的组织和硬度均合格,但 U75V热处理钢轨的淬火层深度及横断面硬度均未满足TB/T 2635—2004的要求;显微硬度数据显示,在钢轨横断面存在较薄的硬化层;曲线下 |
| 作者 |
| 新闻作者:陈朝阳 |
| 关键字 |