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金属学报  1999 

Ti36Ni49Hf15高温形状记忆合金的显微组织与界面结构

, PP. 365-370

Keywords: 形状记忆合金,马氏体,显微组织,界面结构

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Abstract:

利用透射电镜和高分辨电镜系统地研究了Ti36Ni49Hf15合金的显微组织与相结构,热致马氏体开貌,亚结构,马氏体变体间的组织结构结构.结果表明,固溶处理Ti36Ni49Hf15合金的室温组织由马氏体基体和呈球状与多边形状的(TixHf1-x)2Ni第二相粒子组成,马氏体相为单斜B19’结构,点阵常数为a=0.2454nm,b=0.4087nm,c=0.4791nm,β=99.32°

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