研究了AZ91D、AM50、AM60铸造镁合金与A3钢、316L不锈钢、H62黄铜、LY12铝合金组成的电偶对分别在青岛和武汉现场暴晒3个月和6个月后的大气电偶腐蚀行为及规律.结果显示, 镁合金始终是电偶对的阳极; 当其与其它4种材料偶接时, 其腐蚀速率增加.镁合金与A3钢偶合后, 其大气电偶腐蚀效应最大, 而与LY12铝合金组成的电偶对的大气电偶腐蚀效应最小.不同镁合金的大气电偶腐蚀效应存在如下关系: γAZ91D>γAM50>γAM60.暴晒3个月后, 青岛的大气电偶腐蚀效应明显高于武汉的大气电偶腐蚀效应.随着暴晒时间的延长, 青岛和武汉的大气电偶腐蚀效应分别呈降低和升高的趋势.
参考文献
| [1] | 刘祚时;谢旭英;朱云 .镁合金在汽车工业中的应用[J].江西冶金,1998,18(05):23-25. |
| [2] | LIU Zuo-shi;XIE Xu-ying;ZHU Yun .The application of magnesium alloys in automobile industry[J].江西冶金,1998,18(05):23-25. |
| [3] | Luo A;Renaud J;Nakatsugawa I et al.Magnesium coatings for automotive applications[J].Journal of The Minerals,Metals & Materials Society,1995,47(07):28-31. |
| [4] | Robert VanFleteren .MAGNESIUM for automotive applications[J].Advanced Materials & Processes,1996(5):33-34. |
| [5] | 汪之清.国外镁合金压铸技术的发展[J].铸造,1997(08):48-50. |
| [6] | WANG Zhi-qing.Development of die--casting technology for magnesium alloys in foreign countries[J].Foundry,1997(08):48-50. |
| [7] | 刘新宽,向阳辉,王渠东,丁文江.Mg合金的防蚀处理[J].腐蚀科学与防护技术,2001(04):211-213,222. |
| [8] | 刘新宽,向阳辉,王渠东,丁文江.Mg合金的防蚀处理[J].腐蚀科学与防护技术,2001(04):211-213,222. |
| [9] | SONG Guang-ling.Atrens A J. Corrosion mechanism of magnesium alloys[J].Advances in ENGINEERING MATERIALS,1999(01):11-33. |
| [10] | Raymond F. Decker .The renaissance in magnesium[J].Advanced Materials & Processes,1998(3):31-33. |
| [11] | Froce F H;Eliezer D .The science technology and application of magnesium[J].Journal of The Minerals,Metals & Materials Society,1998,5(09):30-34. |
| [12] | Alex J Z;Duane E B .Anodized coatings for magnesium alloys[J].Metal Finishing,1994,92(03):39-44. |
| [13] | Makar G L;Kruger J .Corrosion of magnesium[J].International Materials Reviews,1993,38(03):138-153. |
| [14] | Amy L. Rudd;Carmel B. Breslin;Florian Mansfeld .The corrosion protection afforded by rare earth conversion coatings applied to magnesium[J].Corrosion Science,2000(2):275-288. |
| [15] | TaKaYa M;Narashino .Anodizing of magnesium alloys in KOH-Al(OH)3 solutions[J].Aluminium,1989,65(12):1244-1248. |
| [16] | 张永君,严川伟,王福会,楼翰一.镁及镁合金环保型阳极氧化电解液及其工艺[J].材料保护,2002(03):39-40,46. |
| [17] | 张永君,严川伟,王福会,楼翰一.镁及镁合金环保型阳极氧化电解液及其工艺[J].材料保护,2002(03):39-40,46. |
| [18] | 张永君,严川伟,楼翰一,王福会,曹楚南.镁及镁合金阳极氧化工艺综述[J].材料保护,2001(09):24-27. |
| [19] | 张永君,严川伟,楼翰一,王福会,曹楚南.镁及镁合金阳极氧化工艺综述[J].材料保护,2001(09):24-27. |
| [20] | Busk R.Magnesium Product Design[M].NewYork:Marcle Dekker INC,1985:517-534. |
| [21] | Hawke D;Ruden T.Magnesium in Vehicle Design[M].Warrendale PA:Society of Automotive Engineers,1995:63. |
| [22] | Isacsson M;Storm M.Characteristics and Applications of Magnesium in Automotive Design[M].Warrendale PA:Society of Automotive Engineers,1997:43. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%