| 40Cr齿轮轴断裂原因分析 |
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| 引用本文： | 冉月飞,高建华,刘运娜. 40Cr齿轮轴断裂原因分析[J]. 河北冶金, 2009, 0(5): 46-47 |
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| 作者姓名： | 冉月飞 高建华 刘运娜 |
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| 作者单位： | 石家庄钢铁公司,技术中心,河北,石家庄,0500310;石家庄钢铁公司,技术中心,河北,石家庄,0500310;石家庄钢铁公司,技术中心,河北,石家庄,0500310 |
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| 摘 要： | 利用扫描电镜等设备对40Cr齿轮轴的断口形貌、金相组织进行了分析,认为40Cr齿轮轴断裂的原因是用户热处理工艺不当,造成齿轮轴出现回火脆性导致断裂。
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| 关 键 词： | 齿轮轴 断裂 原因 分析 |
ANALYSIS ABOUT CAUSE OF 40Cr GEAR SHAFT'S BROKEN |
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| Ran Yuefei,Gao Jianhua,Liu Yunna. ANALYSIS ABOUT CAUSE OF 40Cr GEAR SHAFT'S BROKEN[J]. Hebei Metallurgy, 2009, 0(5): 46-47 |
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| Authors: | Ran Yuefei Gao Jianhua Liu Yunna |
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| Affiliation: | Ran Yuefei,Gao Jianhua,Liu Yunna(Technique Center,Shijiazhuang Iron and Steel Company,Shijiazhuang,Hebei,050031) |
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| Abstract: | The fracture shape and metallographic structure of 40Cr gear shaft are analyzed with scanning electron microscope.It is considered that the broken is because of customer's heat-treatment process not correct and so tempering brittleness brought about. |
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| Keywords: | gear shaft broken cause analysis |
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