| 钢轨闪光对焊接头断口金相分析 |
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| 引用本文： | 丁成钢,郜忠海.钢轨闪光对焊接头断口金相分析[J].佳木斯大学学报,1999,17(1):38-40. |
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| 作者姓名： | 丁成钢 郜忠海 |
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| 作者单位： | [1]大连铁道学院 [2]佳木斯石油化工压力容器检验所 |
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| 摘 要： | 进行了钢轨闪光对焊接头断口金相研究，结果表明，钢轨接头断裂系疲劳断裂，氧化物夹杂是疲劳裂纹源。
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| 关 键 词： | 闪光对焊 疲劳/断口 氧化物夹杂 |
FRACTOGRAPH INVESTIGATION OF RAIL FLASH BUTT WELDING JOINT |
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| Ding Chenggan,Gao Zhonghai.FRACTOGRAPH INVESTIGATION OF RAIL FLASH BUTT WELDING JOINT[J].Journal of Jiamusi University(Natural Science Edition),1999,17(1):38-40. |
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| Authors: | Ding Chenggan Gao Zhonghai |
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| Abstract: | The fractograph investigation of rail flash butt Welding joint is introduced.The experimental results show that fatigue failure is characterised,and oxide inclusion is fatigue initiation. |
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| Keywords: | flash butt welding fatigue fracture surface oxide inclusion |
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