采用异步轧制技术研究了轧制工艺对AZ31镁合金塑性变形和微取向流变行为的影响.结果表明:将AZ31镁合金板材在室温条件下进行单道次异步轧制,织构随着速比增加,与快、慢辊侧相接触的表面层明显不同,但中间区域变化不明显.在快速辊侧,主要织构组份随着速比的增加而迅速增加;在慢速辊侧,主要织构组份随着速比的增加而交替变化.形变量的增大,可以细化晶粒和改善力学性能.
参考文献
| [1] | Y.Kojima,Platform science and technology for advanced magnesium alloy,Mater.Sci.Forum,350,3(2000) |
| [2] | YU Kun,LI Wenxian,WANG Richu,MA Zhengqing,Research,development and application of wrought magnesium alloys,The Chinese Journal of Nonferrous Metals,2(3),277(2003)(余琨,黎文献,王日初,马正青,变形镁合金的研究、开发与应用,中国有色金属学报,2(3),277(2003)) |
| [3] | M.L.Mordike,T.Eberert,Magnesium propertiesapplications-potential,Materials Science and Technology,A302,37(2001) |
| [4] | W.J.Kim,S.W.Chung,D.Kun,Super plasticity in thin magnesium alloy sheet and deformation mechanism,Acta Mater.,49(16),3337(2001) |
| [5] | A.Styczynski,C.Hartig,J.Bohlen,D.Letzig,Cold rolling textures in AZ31 wrought magnesium alloy,Scripta Materialia,50,943(2004) |
| [6] | R.Poss,Sheet metal production of magnesium,Materials Science Forum,419,327(2003) |
| [7] | ZHANG Qinglai,LU Chen,ZHU Yanping,DING Wenjiang,HE Jihong,Research,effect of rolling method on microstructure and properties of AZ31 magnesium alloy thin sheet,The Chinese Journal of Nonferrous Metals,14(3),391(2004)(张青来,卢晨,朱艳萍,丁文江,贺继泓,轧制方式对AZ31镁合金薄板组织和性能的影响,中国有色金属学报,14(3),391(2004)) |
| [8] | M.T.Perez-Prado,J.A.Valle,J.M.Contreras,Microstructural evolution during large strain hot rolling of an AM 60 Mg alloy,Scripta Materialia,50,661(2004) |
| [9] | J.A.Valle,M.T.Prado,O.A.Ruano,Texture evolution during large strain hot rolling of the AZ61 Mg alloy,Materials Science and Engineering,A335,68(2003) |
| [10] | S.R.Agnew,O.Duygulu,Plastic anisotropy and the role of non-basal slip in magnesium alloy AZ31B,International Journal of Plasticity,21,1161(2005) |
| [11] | LIU Gang,QI Kemin,WANG Fu,WANG Gang,LIANG Zhide,The influence of mismatch speed ratio on texture development in cross shear rolled 3% silicon steel,Acta Metall.Sin.,34,400(1998)(刘刚,齐克敏,王福,王刚,梁志德,异步轧制速比对3%硅钢织构转变的影响,金属学报,34,400(1998)) |
| [12] | HUANG Tao,QU Jiahui,WANG Fu,ZUO Liang,Evolution of the orientation of cross shear rolling high purity aluminum foils during deformation and recrystallization,Acta Metall.Sin.,41,95(2005)(黄涛,曲家惠,王福,左良,高纯铝箔在异步轧制和再结晶过程中取向的演变,金属学报,41,95(2005)) |
| [13] | LIU Xing,CHEN Zhenhua,XIA Weijun,CHENG Yongqi,YANG Zhongwang,Influence of differential speed rolling process on microstructure and mechanical properties of AZ31 magnesium alloy sheet,Hot Working Technology,35(20),22(2006)(刘兴,陈振华,夏伟军,程永奇,杨忠旺,异步轧制对AZ31镁合金板材组织和性能的影响,热加工工艺,35(20),22(2006)) |
| [14] | Su-Hyeon Kim,Bong-Sun You,Chang Dong Yin,Texture and microstructure changes in asymmetrically hot rolled AZ31 magnesium alloy sheets,Marerials Letters,59,3876(2005) |
| [15] | H.Watanabe,T.Mukai,K.Ishikawa,Differential speed rolling of an AZ31 magnesium alloy and the resulting mechanical properties,Joumal of Materials Science,39,1477(2004) |
| [16] | A.Staroselsky,L.Anand,A constitutive model for hcp materials deforming by slip and twinning:application to magnesium alloy AZ31B,International Journal of Plasticity,19,1843(2003) |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%