Corrosion behaviour of AIP NiCoCrAlYSiB coating in salt spray tests | |
Bao, Z. B.1; Wang, Q. M.1; Li, W. Z.1,2; Gong, J.1; Xiong, T. Y.1; Sun, C.1 | |
通讯作者 | Sun, C.(csun@imr.ac.cn) |
2008-03-01 | |
发表期刊 | CORROSION SCIENCE
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ISSN | 0010-938X |
卷号 | 50期号:3页码:847-855 |
摘要 | NiCoCrAlYSiB coatings were deposited by arc ion plating (AIP) and annealed/pre-oxidised under various conditions. The corrosion behaviour of as-deposited and annealed/pre-oxidised coatings was studied by salt spray testing in a neutral mist of 5 wt% NaCL at 35 degrees C for 200 h. The results showed that the as-deposited NiCoCrAlYSiB coating behaved poorly while the annealed and pre-oxidised ones performed much better in salt spray tests. The dense microstructure in annealed coatings and formation of alpha-Al2O3 scales on the surface during pre-oxidation improved the corrosion resistance in salt spray test. The corrosion process was investigated from the aspects of corrosion products, and its electrochemical mechanism was proposed as well. (C) 2007 Elsevier Ltd. All rights reserved. |
关键词 | superalloys metal coatings potentiostatic atmospheric corrosion pitting corrosion |
DOI | 10.1016/j.corsci.2007.09.004 |
收录类别 | SCI |
语种 | 英语 |
WOS研究方向 | Materials Science ; Metallurgy & Metallurgical Engineering |
WOS类目 | Materials Science, Multidisciplinary ; Metallurgy & Metallurgical Engineering |
WOS记录号 | WOS:000254665500025 |
出版者 | PERGAMON-ELSEVIER SCIENCE LTD |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://ir.imr.ac.cn/handle/321006/93710 |
专题 | 中国科学院金属研究所 |
通讯作者 | Sun, C. |
作者单位 | 1.Chinese Acad Sci, Met Res Inst, Div Surface Engn Mat, Shenyang 110016, Peoples R China 2.Guangxi Univ, Sch Resources & Environm, Nanning 530004, Peoples R China |
推荐引用方式 GB/T 7714 | Bao, Z. B.,Wang, Q. M.,Li, W. Z.,et al. Corrosion behaviour of AIP NiCoCrAlYSiB coating in salt spray tests[J]. CORROSION SCIENCE,2008,50(3):847-855. |
APA | Bao, Z. B.,Wang, Q. M.,Li, W. Z.,Gong, J.,Xiong, T. Y.,&Sun, C..(2008).Corrosion behaviour of AIP NiCoCrAlYSiB coating in salt spray tests.CORROSION SCIENCE,50(3),847-855. |
MLA | Bao, Z. B.,et al."Corrosion behaviour of AIP NiCoCrAlYSiB coating in salt spray tests".CORROSION SCIENCE 50.3(2008):847-855. |
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