| 泵轴高周疲劳断裂失效原因分析 |
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| 引用本文： | 曾瑜. 泵轴高周疲劳断裂失效原因分析[J]. 大氮肥, 2001, 24(4): 243-246 |
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| 作者姓名： | 曾瑜 |
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| 作者单位： | 巴陵石化公司,湖南,岳阳,414003 |
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| 摘 要： | 通过力学分析可知泵轴断裂失效类型为高击疲劳;通过肉眼宏观观察、金相分析,推断出机加工和热处理不当及材质的缺陷是引起泵轴疲劳断裂的直接原因。
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| 关 键 词： | 高周疲劳 失效 金相 热处理 |
| 修稿时间： | 2001-02-12 |
CAUSES OF HIGH CYCLE FATIGUE FRACTURE FAILURE OF PUMP SHAFT |
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| Zeng Yu. CAUSES OF HIGH CYCLE FATIGUE FRACTURE FAILURE OF PUMP SHAFT[J]. Large Scale Nitrogenous Fertilizer Industry, 2001, 24(4): 243-246 |
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| Authors: | Zeng Yu |
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| Abstract: | Mechanical analysis tells us that the fracture failure of the pump shaft is of the type of high cycle fatigue It can be concluded that the main causes of the fracture failure of pump shaft are mechanical processing,heat treatment and the material defects after visual macroexamination and metallographic analysis. |
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| Keywords: | high cycle fatigue failure metallography heat treatment |
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