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CO/CO2气氛对Fe3C形成的影响规律
引用本文:张殿伟,郭培民,赵沛. CO/CO2气氛对Fe3C形成的影响规律[J]. 钢铁研究, 2007, 35(1): 20-22,58
作者姓名:张殿伟  郭培民  赵沛
作者单位:钢铁研究总院,先进钢铁流程及材料国家重点实验室,北京,100081
摘    要:
利用X-ray衍射和失重法研究了CO/CO2混合气体还原氧化铁过程中Fe3C的生成规律,得到3Fe 2CO=Fe3C CO2的反应标准自由能表达式为:△G°= -151 470 168.78T,绘制了碳化铁生成热力学平衡图,与实验结果基本吻合.

关 键 词:Fe3C  生成热力学  气氛
文章编号:1001-1447(2007)01-0020-03
修稿时间:2006-05-09

Effect of CO/CO2 on formation of iron carbide
ZHANG Dian-wei,GUO Pei-min,ZHAO Pei. Effect of CO/CO2 on formation of iron carbide[J]. Research on Iron and Steel, 2007, 35(1): 20-22,58
Authors:ZHANG Dian-wei  GUO Pei-min  ZHAO Pei
Affiliation:The State Key Laboratory for Advanced Iron and Steel Processes and Products, Central Iron and Steel Research Institute, Beijing 100081, China
Abstract:
The formation of FeaC during reduction of iron oxide in CO/CO2 mixture gas was investigated by means of X-ray diffiraction tbermogravimetric analysis. Stadard Gibbs Energy of the formation was obtained, which is in accord with the experimental results.
Keywords:Fe3C   thermodynamics of formation   atmosphere
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