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- W3141832581 abstract "wear 的当前的研究和车轮 / 栏杆材料的 spalling 行为集中于领域调查而非机制。然而,它为澄清在 wear 和铁路车轮的 spalling 损坏之间的机制和关系在实验室测试并且复制车轮损坏必要、重要。这篇论文的目的是用一台 JD-1 车轮 / 栏杆模拟设备调查铁路车轮的 wear 和 spalling 损坏行为,它由用作卷股票车轮,和用作栏杆的一个更大的车轮的一个小车轮组成。车轮压路机的损坏过程借助于各种各样的显微镜的考试以 creep 比率,轴负担,和碳内容被探索。试验性的结果证明车轮压路机的 wear 体积生长被证明与在模仿车轮和栏杆之间的 creep 比率和正常负担的增加成正比。车轮材料的碳内容的增加在 wear 体积引起线性减小。显微镜的考试显示滚动穿从磨料的转移穿到粘合剂和疲劳的机制随正切的磨擦力量的增加穿,它导致疲劳快克的开始,然后在车轮压路机表面上加重 spalling 损坏。材料的表面坚硬强烈取决于它的碳内容。车轮材料的碳内容的减少可以减轻 spalling 损坏,但是能在车轮压路机的 wear 体积引起重要生长。因此,在 wear 和车轮材料的 spalling 损坏之间有一种竞争关系。这研究为减轻或阻止铁路车轮材料的 wear 和 spalling 损坏建议一项重要措施。" @default.
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- W3141832581 date "2013-01-01" @default.
- W3141832581 modified "2023-09-23" @default.
- W3141832581 title "Experimental Study on Wear and Spalling Behaviors of Railway Wheel" @default.
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