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典型文献
Effect of slag composition on elements oxidation behavior of GH984G superalloy for electroslag remelting withdrawal process
文献摘要:
The composition of a slag system has been shown to be particularly important and influential for the new technology of electroslag remelting withdrawal process.The oxidation of the GH984G alloy elements,in contact with different contents of CaF2-CaO-Al2O3-MgO-TiO2-SiO2 in various slag systems,has been investigated in the present study by performing slag-metal equilibrium experiments and ion and molecule coexistence theory analysis.The results show that CaF2 and MgO have only a minor effect on the oxidation rates of Al and Ti in the GH984G superalloys.However,it was found that SiO2 would intensify the oxidation degree of Al and Ti,and Al was found to become easier oxidized than Ti.Moreover,CaO was found to reduce the activity of SiO2 and,thereby,also the oxidation degree of Al and Ti.Also,TiO2 was found to reduce the oxidation rate of Ti and instead increase the oxidation rate of Al.Finally,the effect of Al2O3 on the oxidation of Al and Ti was observed to be opposite to that of TiO2.The calculated results were found to be in good agreement with experimental measurements.Moreover,viscosity experiments showed that CaO would rapidly increase the viscosity of the slag at low temperatures,and that the viscosity of the slag would increase with an increase in SiO2 content.
文献关键词:
作者姓名:
Fu-bin Liu;Jun-zhe Gao;Hai-bo Cao;Hua-bing Li;Zhou-hua Jiang;Xin Geng;Cong-peng Kang;Kui Chen;Rui-dong An
作者机构:
School of Metallurgy,Northeastern University,Shenyang 110819,Liaoning,China;State Key Laboratory of Rolling and Automation,Northeastern University,Shenyang 110819,Liaoning,China;Hefei Institutes of Physical Science,Chinese Academy of Sciences,Hefei 230031,Anhui,China
引用格式:
[1]Fu-bin Liu;Jun-zhe Gao;Hai-bo Cao;Hua-bing Li;Zhou-hua Jiang;Xin Geng;Cong-peng Kang;Kui Chen;Rui-dong An-.Effect of slag composition on elements oxidation behavior of GH984G superalloy for electroslag remelting withdrawal process)[J].钢铁研究学报(英文版),2022(05):761-771
A类:
GH984G
B类:
Effect,composition,elements,oxidation,behavior,electroslag,remelting,withdrawal,process,has,been,shown,particularly,important,influential,new,technology,contact,different,contents,CaF2,CaO,Al2O3,MgO,TiO2,SiO2,various,systems,investigated,present,study,performing,metal,equilibrium,experiments,molecule,coexistence,theory,analysis,results,that,have,only,minor,effect,rates,superalloys,However,was,found,would,intensify,degree,become,easier,oxidized,than,Moreover,reduce,activity,thereby,also,Also,instead,increase,Finally,observed,opposite,calculated,were,good,agreement,experimental,measurements,viscosity,showed,rapidly,low,temperatures
AB值:
0.402844
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