| 热浸镀镍基合金涂层组织及腐蚀行为 |
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| 引用本文： | 王立生,林涛,侯婷,邵慧萍,郭志猛. 热浸镀镍基合金涂层组织及腐蚀行为[J]. 表面技术, 2010, 39(5): 19-21,25. DOI: 10.3969/j.issn.1001-3660.2010.05.006 |
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| 作者姓名： | 王立生 林涛 侯婷 邵慧萍 郭志猛 |
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| 作者单位： | 北京科技大学,北京,100083;北京科技大学,北京,100083;北京科技大学,北京,100083;北京科技大学,北京,100083;北京科技大学,北京,100083 |
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| 摘 要： | 采用热浸镀技术在Q235钢表面制备了镍基合金涂层,采用XRD和SEM-EDS研究了涂层腐蚀前后的相组成、形貌和成分,并探讨了腐蚀机理.结果表明:涂层中有多种形态的析出物,涂层与基体之间存在宽5～8μm的过渡带;盐雾试验后,涂层表面腐蚀产物为Ni(OH)2,Fe3O4和Fe+3O(OH),平均腐蚀速率大约为1.18×10-7g/(h·mm2);腐蚀首先发生在显微孔洞或析出相边界处,表现为局部腐蚀特征.
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| 关 键 词： | 热浸镀 镍基合金涂层 组织 耐蚀性 腐蚀机理 |
| 收稿时间： | 2010-07-13 |
| 修稿时间： | 2010-10-10 |
Microstructure and Corrosion Behavior of Hot Dipping Ni-based Alloy Coating |
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| WANG Li-sheng,LIN Tao,HOU Ting,SHAO Hui-ping and GUO Zhi-meng. Microstructure and Corrosion Behavior of Hot Dipping Ni-based Alloy Coating[J]. Surface Technology, 2010, 39(5): 19-21,25. DOI: 10.3969/j.issn.1001-3660.2010.05.006 |
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| Authors: | WANG Li-sheng LIN Tao HOU Ting SHAO Hui-ping GUO Zhi-meng |
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| Affiliation: | University of Science and Technology Beijing, Beijing 100083, China,University of Science and Technology Beijing, Beijing 100083, China,University of Science and Technology Beijing, Beijing 100083, China,University of Science and Technology Beijing, Beijing 100083, China and University of Science and Technology Beijing, Beijing 100083, China |
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| Abstract: | |
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| Keywords: | hot dipping Ni-based alloy coating structure corrosion resistance corrosion mechanism |
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