| 热处理对Al-Mg-Sn-Ga-X合金阳极组织与电化学性能的影响 |
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| 引用本文： | 马正青,李晓翔,庞旭,左列,曾苏民. 热处理对Al-Mg-Sn-Ga-X合金阳极组织与电化学性能的影响[J]. 电源技术, 2011, 35(5): 523-527 |
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| 作者姓名： | 马正青 李晓翔 庞旭 左列 曾苏民 |
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| 作者单位： | 中南大学材料科学与工程学院; |
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| 摘 要： | 研究了Al-Mg-Sn-Ga-X五元铝合金阳极材料热处理对其在4mol/LNaOH+10g/LNa2SnO3介质中的微观组织和电化学性能的影响。利用金相显微镜、透射电镜、扫描电镜观察了显微组织和表面形貌,利用IM6ex型电化学综合测试仪和排水法测试了材料的电化学性能和腐蚀速率。结果表明:在4mol/LNaOH+10g/LNa2SnO3介质中,冷轧后的Al-Mg-Sn-Ga-X五元铝合金阳极板材经回复退火,可以降低其腐蚀速率,并且稳定工作电位负移,有效改善其综合电化学性能;再结晶退火,板材立方织构增多,其腐蚀速率增大,稳定工作电位负移。
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| 关 键 词： | 铝合金阳极 热处理 微观组织 电位 腐蚀 |
Influences of heat treatment on microstructure and electrochemical properties of Al-Mg-Sn-Ga-X Alloy |
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| MA Zheng-qing,LI Xiao-xiang,PANG Xu,ZUO Lie,ZENG Su-min. Influences of heat treatment on microstructure and electrochemical properties of Al-Mg-Sn-Ga-X Alloy[J]. Chinese Journal of Power Sources, 2011, 35(5): 523-527 |
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| Authors: | MA Zheng-qing LI Xiao-xiang PANG Xu ZUO Lie ZENG Su-min |
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| Affiliation: | MA Zheng-qing,LI Xiao-xiang,PANG Xu,ZUO Lie,ZENG Su-min(College of Material Science and Engineering,Central South University,Changsha Hunan 410083,China) |
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| Abstract: | The influences of heat treatment on the microstructure and electrochemical properties of Al-Mg-Sn-Ga-X quinary aluminum alloy anode material in 4 mol/L NaOH alkaline medium were studied.The microstructure and morphology were characterized by metallographic microscope,transmission electron microscope(TEM) and scanning electron microscopy(SEM).The electrochemical properties and corrosion rate were tested by electrochemical workstation and water excluding method.The results show that the return annealing treat... |
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| Keywords: | Al alloy anode heat treatment microstructure potential corrosion |
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