张明星,P.M.Kelly

• 1:Department of Mining!Minerals and Materials Engineering
• 2:The University of Queensland
• 3:St.Lucia
• 4:QLD4072

摘要(Abstract)：

用菊池衍射测定相间位向关系新技术对一种白口铸铁中M7C3型碳化物的晶体学进行了研究。结果表明 ,在这一材料中至少M7C3型碳化物属于正交晶系 ,而非一般认为的六方晶系。发现了三种M7C3型碳化物与奥氏体间的位向关系。它们是 :(151) C∥ (111) A,[10 1]C∥ [10 1]A 和(311) C∥ (111) A,[0 11]C∥ [0 11　 ]A 以及 (2 4 1) C∥ (111) A,[112 ]C∥ [10 1]A。应用最近提出的“Edge to edge”Matching理论可对这一结果作出合理的解释。

关键词(KeyWords)： 菊池衍射;M_7C_3型碳化物;位向关系

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 张明星,P.M.Kelly

DOI: 10.13289/j.issn.1009-6264.2000.02.009

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