| 泡沫铝接触反应钎焊工艺及性能 |
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| 引用本文： | 陈楠楠,凤仪,陈杰,李斌,陈凡燕. 泡沫铝接触反应钎焊工艺及性能[J]. 焊接学报, 2013, 34(4): 77-80 |
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| 作者姓名： | 陈楠楠 凤仪 陈杰 李斌 陈凡燕 |
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| 作者单位： | 合肥工业大学材料科学与工程学院,合肥,230009 |
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| 基金项目： | 国家高科技研究发展计划重点项目资助 |
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| 摘 要： | 采用接触反应钎焊法,以铜箔-铝片-铜箔复合中间层替代单层铜箔在真空(真空度为10-3 Pa)条件下,改变焊接保温时间焊接泡沫铝,得到不同性能的焊接试样.对焊接接头的宏观、微观组织结构与抗弯强度进行了分析比较.结果表明,在焊接温度570℃的条件下,焊接保温时间为15 min的焊接试样失效发生在母材处,其余试样失效位置均发生在焊缝位置.随着保温时间的增加,焊接接头抗弯强度呈现先升后降的变化趋势.保温时间为15 min条件下所得到的焊接接头抗弯强度最高,且高于母材.
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| 关 键 词： | 泡沫铝 接触反应钎焊 微观组织 力学性能 |
| 收稿时间： | 2012-04-15 |
Properties of aluminum foam joints during contact reactive brazing processes |
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| CHEN Nannan,FENG Yi,CHEN Jie,LI Bin and CHEN Fanyan. Properties of aluminum foam joints during contact reactive brazing processes[J]. Transactions of The China Welding Institution, 2013, 34(4): 77-80 |
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| Authors: | CHEN Nannan FENG Yi CHEN Jie LI Bin CHEN Fanyan |
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| Affiliation: | School of Materials Science and Engineering, Hefei University of Technology, Hefei 230009, China,School of Materials Science and Engineering, Hefei University of Technology, Hefei 230009, China,School of Materials Science and Engineering, Hefei University of Technology, Hefei 230009, China,School of Materials Science and Engineering, Hefei University of Technology, Hefei 230009, China and School of Materials Science and Engineering, Hefei University of Technology, Hefei 230009, China |
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| Abstract: | |
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| Keywords: | aluminum foam contact reactive brazing microstructure mechanical property |
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