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中国腐蚀与防护学报  2010, Vol. 30 Issue (1): 41-45    
  研究报告 本期目录 | 过刊浏览 |
载波处理对AZ91D镁合金耐蚀性能的影响Ⅰ-载波处理对AZ91D镁合金腐蚀行为的影响
刘晓兰1;武桂香2;徐雅欣1;3;张涛1;邵亚薇1;孟国哲1;王福会1;3
1. 哈尔滨工程大学材料科学与化学工程学院腐蚀与防护实验室 哈尔滨 150001
2. 哈尔滨工程大学工程训练中心 哈尔滨 150001
3. 中国科学院金属研究所 金属腐蚀与防护国家重点实验室 沈阳 110016
EFFECT OF MODULATED PASSIVATION ON CORROSION RESISTANCE OF AZ91D MAGNESIUM ALLOYⅠ-Effect of Modulated Passivation on Corrosion Behavior of AZ91D Magnesium Alloy
LIU Xiaolan1; WU Guixiang2; XU Yaxin1;3; ZHANG Tao1; SHAO Yawei1; MENG Guozhe1; WANG Fuhui1;3
1. Corrosion and Protection Laboratory;College of Materials Science and Chemical Engineering;Harbin Engineering University; Harbin 150001
2. Engineering Training Center; Harbin Engineering University; Harbin 150001
3. State Key Laboratory of Corrosion and Protection; Institute of Metal Research;Chinese Academy of Sciences; Shenyang 110016
全文: PDF(2581 KB)  
摘要: 

对AZ91D镁合金进行载波钝化,利用正交试验确定载波钝化工艺的最佳工艺参数。使用扫描电子显微镜(SEM)观察载波钝化后的AZ91D镁合金表面形貌;采用极化曲线、电化学阻抗谱(EIS)、扫描电化学显微镜(SECM)、Mott-Schottky曲线等电化学方法研究了载波钝化对合金耐蚀性能的影响。结果表明:载波钝化后,AZ91D镁合金表面生成了一层非常致密的膜,其耐蚀性能显著提高。

关键词 AZ91D镁合金载波钝化耐蚀性    
Abstract

The AZ91D magnesium alloy was treated by modulated passivation technique. The optimal parameter of modulated passivation for the AZ91D magnesium alloy was determined by the orthogonal experiments. The surface morphology was observed by scanning electron microscopy (SEM). An investigation on the corrosion resistance of the magnesium alloy was discussed through potentiodynamic polarization curve, electrochemical impedance spectroscopy, Mott-Schottky curve and scanning electrochemical microscopy (SECM) measurements. The experiment results suggested that a stable film was formed after modulated passivation. The corrosion resistance of the AZ91D magnesium alloy was improved greatly after modulated passivation.

Key wordsAZ91D magnesium alloy    modulated passivation    corrosion resistance
收稿日期: 2008-12-05     
ZTFLH: 

TG174.36

 
基金资助:

国家自然科学基金项目(50601007)资助

通讯作者: 张涛     E-mail: zhangtao@hrbeu.edu.cn
Corresponding author: ZHANG Tao     E-mail: zhangtao@hrbeu.edu.cn
作者简介: 刘晓兰,女,1979年生,博士生,研究方向为镁合金腐蚀与防护

引用本文:

刘晓兰;武桂香;徐雅欣;张涛;邵亚薇;孟国哲;王福会. 载波处理对AZ91D镁合金耐蚀性能的影响Ⅰ-载波处理对AZ91D镁合金腐蚀行为的影响[J]. 中国腐蚀与防护学报, 2010, 30(1): 41-45.
LIU Xiao-Lan. EFFECT OF MODULATED PASSIVATION ON CORROSION RESISTANCE OF AZ91D MAGNESIUM ALLOYⅠ-Effect of Modulated Passivation on Corrosion Behavior of AZ91D Magnesium Alloy. J Chin Soc Corr Pro, 2010, 30(1): 41-45.

链接本文:

https://www.jcscp.org/CN/      或      https://www.jcscp.org/CN/Y2010/V30/I1/41

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