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典型文献
Influence of cooling rate on phase transformation and precipitation behavior of Ti-bearing steel in continuous cooling process
文献摘要:
The influence of cooling rate on microstructural evolution and precipitation behavior in Ti,Ti-Nb and Ti-Mo low-carbon steels during the continuous cooling process was studied by dilatometer method,optical microscopy,and transmission electron microscopy.The results indicated that austenite transformation temperature decreased with the increasing cooling rate in three steels.The addition of Nb and Mo promoted bainite and martensite transformation and improved the hardenability of steels.In addition,precipitates formed in deformed austenite and ferrite can be observed simultaneously.Deformation in the austenite non-recrystallization zone can introduce a large number of deformation bands,and then,the precipitates preferentially nucleated in these deformation bands.In the following process,randomly distributed precipitates and interphase precipitates will be formed in ferrite.The precipitates formed in deformed austenite obey Kurdjumov-Sachs orientation relationship with the matrix,while the precipitates formed in ferrite obey Baker-Nutting orientation rela-tionship with the matrix.The addition of Nb and Mo in Ti-bearing steels decreased the precipitates size and increased the number density of precipitates and then improved the precipitation hardening.And the effect of Mo addition is more obvious than that of Nb addition.
文献关键词:
作者姓名:
Xiao-lin Li;Chi Jin;Hao-zhe Li;Xiao-xiao Hao;Yi He;Xiang-tao Deng;Zhao-dong Wang
作者机构:
State Key Laboratory of Solidification Processing,Center of Advanced Lubrication and Seal Materials,Northwestern Polytechnical University,Xi'an 710072,Shaanxi,China;State Key Laboratory of Rolling and Automation,Northeastern University,Shenyang 110819,Liaoning,China
引用格式:
[1]Xiao-lin Li;Chi Jin;Hao-zhe Li;Xiao-xiao Hao;Yi He;Xiang-tao Deng;Zhao-dong Wang-.Influence of cooling rate on phase transformation and precipitation behavior of Ti-bearing steel in continuous cooling process)[J].钢铁研究学报(英文版),2022(01):165-174
A类:
dilatometer,Kurdjumov,Nutting
B类:
Influence,cooling,rate,transformation,precipitation,behavior,Ti,bearing,continuous,process,influence,microstructural,evolution,Nb,Mo,carbon,steels,during,was,studied,by,method,optical,microscopy,transmission,electron,results,indicated,that,austenite,temperature,decreased,increasing,three,addition,promoted,bainite,martensite,improved,hardenability,precipitates,deformed,ferrite,can,observed,simultaneously,Deformation,recrystallization,zone,introduce,large,number,deformation,bands,then,preferentially,nucleated,these,following,randomly,distributed,interphase,will,obey,Sachs,orientation,relationship,matrix,while,Baker,size,increased,density,hardening,And,effect,more,obvious,than
AB值:
0.434868
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