方双全,田郭涛,秦云晴,翁辉

• 1:扬州大学机械工程学院

摘要(Abstract)：

采用真空热压烧结技术工艺,以Ti、Al、石墨为原料,获得3种不同烧结温度下的Ti_3AlC_2陶瓷样品。利用了XRD、SEM分别测试了样品的相组成、腐蚀前后的表面形貌,利用电化学系统测试了样品的极化曲线。结果表明:在3种不同烧结温度下,主要生成物相都是Ti_3AlC_2相,晶粒表面呈棒状结构;1400℃烧结温度下获得的Ti_3AlC_2陶瓷样品,在3.5 mass%NaCl溶液中的维钝电流密度最小,耐腐蚀性能最优异。

关键词(KeyWords)： Ti_3AlC_2陶瓷;腐蚀行为;表面形貌;极化曲线

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(11372269);; 扬州大学科技创新培育基金项目(206020400)

作者(Author): 方双全,田郭涛,秦云晴,翁辉

DOI: 10.13289/j.issn.1009-6264.2018-0446

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