| 重型汽车曲轴的失效分析 |
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| 引用本文： | 徐国富,曹显良,尹志民. 重型汽车曲轴的失效分析[J]. 金属热处理, 1999, 0(10): 29-31 |
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| 作者姓名： | 徐国富 曹显良 尹志民 |
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| 作者单位： | 中南工业大学材料科学与工程系,长沙,410083 |
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| 摘 要： | 通过金相及ＳＥＭ等手段，分析了某重型汽车４５钢曲轴早期失效断口，认为冶金夹杂物的超标。偏聚及表面淬火硬度不均匀是引起该轴早期断裂的主要原因。
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| 关 键 词： | 重型汽车 曲轴 失效 |
Analysis of Failure Crankshaft on Heavy-duty Truck |
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| Xu Guofu,Cao Xianliang,Yin Zhimin. Analysis of Failure Crankshaft on Heavy-duty Truck[J]. Heat Treatment of Metals, 1999, 0(10): 29-31 |
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| Authors: | Xu Guofu Cao Xianliang Yin Zhimin |
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| Abstract: | This paper analysed the causes of the early broken crankshaft on heavy duty truck by OM and SEM.The result shows that the breaking of this crankshaft is mainly caused by impurity segregation and imhomogeneous surface handness after quenching. |
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| Keywords: | heavy duty truck crankshaft failure |
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