全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
金属学报  2015 

强磁场对Al-4.5Cu合金定向凝固过程中织构和晶界的影响

DOI: 10.11900/0412.1961.2014.00496, PP. 473-482

Keywords: 强磁场,Al-4.5Cu合金,Al-5Ti-1B细化剂,定向凝固,取向,晶界特征

Full-Text   Cite this paper   Add to My Lib

Abstract:

研究了顺磁性Al-4.5Cu合金添加Al-5Ti-1B细化剂后,在强磁场下定向凝固时凝固组织中织构的形成规律和晶界特征分布.结果表明当温度梯度为27K/cm,未施加磁场时,细化后晶粒取向杂乱;施加磁场后,随着磁场强度的提高,晶粒位向发生变化,晶粒沿a-Al易磁化轴〈310〉发生取向排布.伴随〈310〉织构的生成,晶粒中重位点阵(CSL)晶界比例提高.熔体中具有磁晶各向异性的a-Al晶粒在磁场下受磁转矩作用发生转动,是织构生成的主要原因.还讨论了磁场下流体流动对织构生成和晶界的影响.

References

[1]  Suresh K S, Kim D I, Bhaumik S K, Suwas S. Scr Mater, 2012; 66: 602
[2]  Chen Y, Li J, Tang B, Kou H, Zhang F, Chang H, Zhou L. Mater Lett, 2013; 98: 254
[3]  Kobayashi S, Takagi H, Watanabe T. Philos Mag, 2013; 93: 1425
[4]  Garbacz A, Grabski M W. Acta Metall Mater, 1993; 41: 469
[5]  Randle V. Mater Sci Technol, 2010; 26: 253
[6]  Molodov D A, Konijnenberg P J. Scr Mater, 2006; 56: 977
[7]  Watanabe T, Tsurekawa S, Zhao X, Zuo L. Scr Mater, 2006; 54: 969
[8]  Ren Z M. Mater China, 2010; 29(6): 40 (任忠鸣. 中国材料进展, 2010; 29(6): 40)
[9]  Ban C Y, Chen D D, Han Y, Ba Q X, Cui J Z. Acta Metall Sin, 2008; 44: 1224 (班春燕, 陈丹丹, 韩 逸, 巴启先, 崔建忠. 金属学报, 2008; 44: 1224)
[10]  Zuo X W, Wang E G, Han H, Zhang L, He J C. Acta Metall Sin, 2008; 44: 1219) (左小伟, 王恩刚, 韩 欢, 张 林, 赫冀成. 金属学报, 2008; 44: 1219)
[11]  Shen Y, Ren Z M, Li X, Ren W L. Acta Metall Sin, 2011; 47: 417 (沈 裕, 任忠鸣, 李 喜, 任维丽. 金属学报, 2011; 47: 417)
[12]  Li X, Fautrelle Y, Ren Z M, Zhang Y D, Esling C. Acta Mater, 2010; 58: 2430
[13]  Li X, Ren Z M, Cao G H, Fautrelle Y, Esling C. Acta Mater, 2011; 59: 6297
[14]  Watanabe T, Suzuki Y, Tanii S, Oikawa H. Philos Mag Lett, 1990; 62: 9
[15]  Sun S S, Yu J B, Ren Z M, Ren W L, Deng K. Shanghai Met, 2009; 31(4): 36 (孙双双, 余建波, 任忠鸣, 任维丽, 邓 康. 上海金属, 2009; 31(4): 36)
[16]  Li X, Gagnoud A, Ren Z M, Fautrelle Y, Moreau R. Acta Mater, 2009; 57: 2180
[17]  Li X, Fautrelle Y, Gagnoud A, Cao G, Zhang Y D, Ren Z M, Lu X, Esling C. Philos Mag Lett, 2014; 94: 118
[18]  Li X, Ren Z M, Fautrelle Y. Acta Mater, 2006; 54: 5349
[19]  Henry S, Minghetti T, Rappaz M. Acta Mater, 1998; 46: 6431
[20]  Li X, Fautrelle Y, Ren Z M. Acta Mater, 2007; 55: 3803
[21]  Sun Z, Guo M, Vleugels J, Van Der Biest O, Blanpain B. Curr Opin Solid State Mater Sci, 2012; 16: 254
[22]  Mikelson A E, Karklin Y K. J Cryst Growth, 1981; 52: 524
[23]  Murty B S, Kori S A, Chakraborty M. Int Mater Rev, 2002; 47: 3
[24]  Davies I G, Dennis J M, Hellawell A. Metall Trans, 1970; 1: 275
[25]  Zhu Y M. J Instrum Mater, 1982; 13(6): 25 (朱耀明. 仪表材料, 1982; 13(6): 25)
[26]  Fu H Z, Guo J J, Liu L, Li J S. Directional Solidification and Processing of Advanced Materials. Beijing: Science Press, 2008: 517 (傅恒志, 郭景杰, 刘 林, 李金山. 先进材料定向凝固. 北京: 科学出版社, 2008: 517)
[27]  Li X, Ren Z M, Ren W L, Li X, Zhong Y B, Deng K, Dong J W, Chen C. Chin J Nonferrous Met, 2010; 20: 1913 (李 旭, 任忠鸣, 任维丽, 李 喜, 钟云波, 邓 康, 董建文, 陈 超. 中国有色金属学报, 2010; 20: 1913)
[28]  Davidson P A. Annu Rev Fluid Mech, 1999; 31: 273
[29]  Li X, Fautrelle Y, Zaidat K, Gagnoud A, Ren Z M, Moreau R, Zhang Y D, Esling C. J Cryst Growth, 2010; 31: 267
[30]  Doherty R D, Hughes D A, Humphreys F J, Jonas J J, Jensen D J, Kassner M E, King W E, McNelley T R, McQueen H J, Rollett A D. Mater Sci Eng, 1997; A238: 219
[31]  Randle V. Acta Mater, 1998; 46: 1459
[32]  Engler O, Randle V. Introduction to Texture Analysis. Boca Raton: CRC Press, 2010: 8
[33]  Saha R, Ray R K. Mater Sci Eng, 2010; A527: 1882
[34]  Randle V. The Role of the Coincidence Site Lattice in Grain Boundary Engineering. London: Institute of Materials, Minerals and Mining, 1996: 10

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133