Microstructure and Corrosion Resistance of TiN-coated 304 Stainless Steel Bipolar Plates Deposited by High-energy Miro-arc Alloying Process

被引:0
|
作者
Wang, Guan-zhong [1 ]
Shao, Yong [1 ]
Wang, Ning [1 ]
Guo, Ping-yi [1 ]
机构
[1] Jiangsu Univ Sci & Technol, Jiangsu Prov Key Lab Adv Welding Technol, Zhenjiang 212003, Jiangsu, Peoples R China
来源
2015 INTERNATIONAL CONFERENCE ON MATERIALS AND ENGINEERING AND INDUSTRIAL APPLICATIONS (MEIA 2015) | 2015年
关键词
Corrosion; TiN; Bipolar plates; High-energy micro-arc alloying process; STAINLESS-STEEL; ENVIRONMENTS; BEHAVIOR;
D O I
暂无
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Great attempts are conducted to improve the corrosion resistance of metals while keeping low contact resistance for metallic bipolar plates. In the present study, an economic feasible coating technique, high-energy micro-arc alloying process, is adopted to prepare a titanium nitride (TiN) coating onto 304 stainless steel bipolar plates with a metallurgical bonding between the coating and substrate. The results show the polarization current at +600mV (SCE) of the TiN-coated 304 SS is remarkably lower than that of the bare 304 SS and TiN coating is effective barrier to the corrosion of the substrate alloy.
引用
收藏
页码:30 / 34
页数:5
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