PHASE-EQUILIBRIA IN FE-MN-AL-C ALLOYS

被引:111
作者
ISHIDA, K
OHTANI, H
SATOH, N
KAINUMA, R
NISHIZAWA, T
机构
[1] Department of Materials Science, Faculty of Engineering, Tohoku University, Sendai, Miyagi-ken 980, Aramaki Aza Aoba, Aoba-ku
关键词
Fe-Mn-AI-C system; modulated structure; perovskite carbide; phase diagram;
D O I
10.2355/isijinternational.30.680
中图分类号
TF [冶金工业];
学科分类号
0806 ;
摘要
Phase constitutions of Fe-(20-30)wt%Mn-(0-10)wt%AI-C alloys have been investigated by electron probe microanalysis and transmission electron microscopy. The phase relations between austenite and perovskite carbide, (Fe, Mn)3AIC in the temperature range of 900-1 200°C have been carefully examined. An L12-type ordered structure, which was reported to be formed in rapidly solidified alloys as a metastable phase has not been detected in specimens aged at temperatures above 600°C. © 1990, The Iron and Steel Institute of Japan. All rights reserved.
引用
收藏
页码:680 / 686
页数:7
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