| 125t吊车主梁断裂原因分析 |
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| 引用本文： | 龚桂仙. 125t吊车主梁断裂原因分析[J]. 钢铁研究, 2001, 1(1): 51-53,61 |
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| 作者姓名： | 龚桂仙 |
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| 作者单位： | 武汉钢铁集团公司 |
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| 摘 要： | 应用金相宏观，微观分析方法对125t吊车主梁断裂进行分析，结果表明：该大梁是因焊接裂纹而引起的疲劳断裂。
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| 关 键 词： | 吊车主梁 疲劳断裂 焊接裂纹 金相分析 |
ANALYSIS ON BREAKDOWN OF MAIN BEAM OF 125t CRANE |
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| Gong Guixian. ANALYSIS ON BREAKDOWN OF MAIN BEAM OF 125t CRANE[J]. Research on Iron and Steel, 2001, 1(1): 51-53,61 |
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| Authors: | Gong Guixian |
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| Affiliation: | Wuhan Iron & Steel Corp. |
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| Abstract: | Breakdown of the main beam of the 125?t crane is analyzed with the methods of metallographical macromicro analysis. Results show that welding crack in the main beam causes fatigue breakdown. |
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| Keywords: | main beam of crane fatigue breakdown welding cra |
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