| 柴油机连杆断裂失效分析 |
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| 引用本文： | 叶明. 柴油机连杆断裂失效分析[J]. 热处理, 2002, 17(1): 46-48 |
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| 作者姓名： | 叶明 |
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| 作者单位： | 武汉理工大学材料科学与工程学院,武汉430070 |
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| 摘 要： | 本文通过对断口的宏观、微观分析确定了连杆的失效是由于应力集中引起的高周疲劳断裂，并通过对连杆材料的金相分析，成份分析和力学性能分析，讨论了热处理对连杆材料性能的影响。
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| 关 键 词： | 柴油机 连杆 断裂 失效分析 应力集中 |
| 文章编号： | 1008-1690(2002)01-0046-03 |
| 修稿时间： | 2001-08-20 |
Analysis on the Failure of Diesel Engine Connecting Rod |
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| YE Ming. Analysis on the Failure of Diesel Engine Connecting Rod[J]. Heat Treatment, 2002, 17(1): 46-48 |
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| Authors: | YE Ming |
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| Abstract: | According to mocroscopic and microscopic analysis on the fracture it has been proved that the failure of the connecting rods is high-cycle fatigue fracture resulted from stress concentration.The effect of heat treatment on the properties of connecting rods has been discussed through metallographic test,chemical composition analysis and mechanical properties detecting on the connecting rod material. |
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| Keywords: | connecting rod stress concentration fatigue fracture |
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