| 钢吊车梁的开裂原因分析与设计探讨 |
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| 引用本文： | 马永欣,董振平.钢吊车梁的开裂原因分析与设计探讨[J].西安建筑科技大学学报(自然科学版),1997,29(4):407-409,434. |
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| 作者姓名： | 马永欣 董振平 |
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| 作者单位： | 西安建筑科技大学建筑工程系 |
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| 摘 要： | 调查分析了大吨位重级工作制工籽形截面钢吊车梁的受力特点和疲劳开裂的主要原因，并提出在荷载取值和截面设计是的初步设想和注意问题。
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| 关 键 词： | 疲劳 开裂 强度因子 设计 吊车梁 |
Causal study of crack and design of steel crane beam |
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| Ma Yongxin,Dong Zhenping.Causal study of crack and design of steel crane beam[J].Journal of Xi'an University of Architecture & Technology,1997,29(4):407-409,434. |
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| Authors: | Ma Yongxin Dong Zhenping |
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| Abstract: | A survey is made on the characteristic of the force exerted on the H section in the big tonnage and high frequency crane beam and the main cause of fatigue crack of this section. Based on results of the study, some tentative ideas and points of attention for the load option and section design of such beam have been put forward. |
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| Keywords: | fatigue crack strength factor design |
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