| 铝合金搅拌摩擦焊接缺陷的研究进展 |
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| 引用本文： | 曹丽杰.铝合金搅拌摩擦焊接缺陷的研究进展[J].表面技术,2009,38(3):68-71,100. |
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| 作者姓名： | 曹丽杰 |
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| 作者单位： | 上海工程技术大学基础教学学院,上海,201620 |
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| 摘 要： | 搅拌摩擦焊接技术是一种利用高速旋转的搅拌探头与工件摩擦产生的热量使被焊材料局部塑化的新型固相连接工艺.为提高铝合金搅拌摩擦焊接接头质量,对工艺参数的波动、装配和表面状态等原因产生的铝合金搅拌摩擦焊接特有的缺陷(包括缺陷的种类、特征及形成原因)进行分析.总结了缺陷对接头拉伸、疲劳性能的影响以及焊接缺陷的检测和修补方法.对改善铝合金搅拌摩擦焊接接头性能和提高焊接生产效率具有重要的理论意义和实际参考价值.
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| 关 键 词： | 铝合金 搅拌摩擦焊接 缺陷 |
Research Progress of Defect on Aluminium Alloys in Friction Stir Welding |
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| CAO Li-jie.Research Progress of Defect on Aluminium Alloys in Friction Stir Welding[J].Surface Technology,2009,38(3):68-71,100. |
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| Authors: | CAO Li-jie |
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| Affiliation: | CAO Li-jie(College of Fundamental Studies,Shanghai University of Engineering , Science,Shanghai 201620,China) |
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| Abstract: | Friction stir welding is a new solid welding technique,which makes use of the heat to intenerate the local material when the high-rotating welding tool cut in the work piece.In order to improve joint performance,particular defects(including to the defect types,characteristics and causes)of friction stir welding on aluminium alloys produced by fluctuating technological parameters,assembly and surface state were analyzed.The effects of defects on tensile strength and fatigue performance and defect detecting a... |
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| Keywords: | Aluminium alloys Friction stir welding Defect |
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