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电沉积Zn-Fe合金的渗氢行为研究
引用本文:王卫康,费敬银. 电沉积Zn-Fe合金的渗氢行为研究[J]. 电镀与环保, 2007, 27(4): 14-17
作者姓名:王卫康  费敬银
作者单位:西北工业大学理学院,陕西 西安710072;西北工业大学理学院,陕西 西安710072
基金项目:西北工业大学校科研和教改项目
摘    要:用双电解池测氢法研究氯化物镀液体系中电沉积Zn-Fe合金过程中的渗氢行为.结果表明:在所考察的工艺参数中,镀液pH值对渗氢电流的影响最大.用慢应变速率拉伸试验法(SSRT)考察了电镀Zn-Fe合金试样的氢脆特性,并用扫描电子显微镜(SEM)对断口的微观形貌进行了表征.所有Zn-Fe合金镀层的试样均显示出不同程度的氢脆敏感性.

关 键 词:Zn-Fe合金  电镀  电化学测氢  氢脆
文章编号:1000-4742(2007)04-0014-03
修稿时间:2007-01-27

A Research on the Behavior of Hydrogen Permeation in Zn-Fe Alloy Electrodeposition
WANG Wei-kang,FEI Jin-yin. A Research on the Behavior of Hydrogen Permeation in Zn-Fe Alloy Electrodeposition[J]. Electroplating & Pollution Control, 2007, 27(4): 14-17
Authors:WANG Wei-kang  FEI Jin-yin
Abstract:The behavior of hydrogen permeation during electrodeposition of zinc-iron alloy from chloride electrolyte is investigated by using a double-cell technique. The results indicate that of all the variables investigated,the pH of bath has the strongest effect on hydrogen permeation current.The hydrogen embrittlement behavior of electrodeposited Zn-Fe alloy samples is evaluated with slow-strain-rate testing,and the fractography of the fractured samples is examined using scanning electron microscopy(SEM).It is shown that all the electrodeposited zinc-iron alloy samples exhibit hydrogen embrittlement susceptibility to some extent.
Keywords:Zn-Fe alloy   electroplating   electrochemical measurement of hydrogen   hydrogen embrittlement
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