Effects of V and Nb on static recrystallisation of austenite and precipitate size in microalloyed steels

被引：0
|
作者：
S. F. Medina
M. Gómez
P. P. Gómez
机构：
[1] National Centre for Metallurgical Research (CENIM-CSIC),
来源：
Journal of Materials Science | 2010年 / 45卷
关键词：
Austenite; Static Recrystallization; Precipitate Size; Microalloyed Steel; Solute Drag Effect;
D O I：
暂无
中图分类号：
学科分类号：
摘要：
Recrystallisation and precipitation in two microalloyed steels, one with Nb and the other with V, have been studied. The Nb-steel displayed two plateaus on the curves of recrystallised fraction against time. The difference between activation energies allow to predict the efficiency of different precipitates to strengthen the austenite during hot rolling. RPTT diagrams showed the interaction between both phenomena. It is found that NbCN particles nucleate and grow faster than VCN, but the latter are smaller.
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收藏
页码：5553 / 5557
页数：4
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