何忠平,何燕霖,高毅,李麟,凌云涛,鲁晓刚

• 1:上海大学材料科学与工程学院

摘要(Abstract)：

基于马氏体相变热力学和亚点阵模型,建立了Fe-C-Mn-Si系合金马氏体相变自由能表达式,并利用Compaq VisualFortran 6软件对其进行编程;应用Thermo-Calc软件及TQ6接口模块并结合大量实验数据,对计算参数进行优化,获得马氏体相变临界驱动力与Fe-C-Mn-Si系合金成分的关系式。采用该方法可较为准确地预测Fe-C-Mn-Si系合金的马氏体转变开始(Ms)温度,并有望推广到更多元合金体系。

关键词(KeyWords)： Fe-C-Mn-Si合金;马氏体相变;热力学计算;马氏体转变开始(Ms)温度;Thermo-Calc

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(50971137,50934011);; 国家重点基础研究发展计划项目(2010CB630802)

作者(Author): 何忠平,何燕霖,高毅,李麟,凌云涛,鲁晓刚

DOI: 10.13289/j.issn.1009-6264.2011.09.023

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