欢迎登录材料期刊网

材料期刊网

高级检索

通过力学性能测试,扫描电镜、透射电镜观察等手段,研究了固溶淬火后不同程度预变形对2197铝锂合金力学性能及显微组织的影响.结果表明:随着预变形量的增加,合金的时效响应加快,其强度达到峰值的时间逐渐缩短,且峰值强度明显提高.预变形的加入显著促进了基体中T1相的均匀、弥散析出,θ″/θ′相和δ′相析出受到抑制.

参考文献

[1] Grimes R;Cornish A J;Miller W S et al.[J].Metals and Materials,1985,1(06):357.
[2] Lavernia E J;Grand N J .[J].Journal of Materials Science,1987,22(05):1521.
[3] Balmuth E S;Chellman D J.[A].Georgia:The Georgia Institute of Technology,1994:282.
[4] 黄兰萍,郑子樵,黄永平.2197铝-锂合金的组织和性能[J].中国有色金属学报,2004(12):2066-2072.
[5] Kumar K S;Brown S A;Pickens J R .[J].Scripta Metallurgica et Materialia,1990,24(07):1245.
[6] Cassada W A;Shiflet G J;Starke E A .[J].Metallurgical and Materials Transactions A:Physical Metallurgy and Materials Science,1991,22:299.
[7] Ringer S P;Muddle B C;Polmear I J .[J].Metallurgical and Materials Transactions A:Physical Metallurgy and Materials Science,1995,26A:1659.
[8] Kim J D;Park J K .[J].Metallurgical and Materials Transactions A:Physical Metallurgy and Materials Science,1993,24A:2613.
[9] Csontos AA;Starke EA .The effect of inhomogeneous plastic deformation on the ductility and fracture behavior of age hardenable aluminum alloys[J].International Journal of Plasticity,2005(6):1097-1118.
[10] Hopkins A K;Jata K V;Rioja R J .[J].Materials Science Forum,1996,217-222:421.
[11] Ashton R F.[A].London:The Institute of Metals,1986:66.
[12] 蒋呐,向曙光,郑子樵.CP276铝锂合金的应变时效工艺[J].中国有色金属学报,1999(04):694-699.
[13] Gable B M;Zhu A W;Csontos A A et al.[J].Journal of Light Metals,2001,1:1.
[14] 袁志山,陆政,谢优华,戴圣龙,刘常升.预变形对高强Al-Cu-Li-X铝锂合金组织和性能影响[J].稀有金属材料与工程,2007(03):493-496.
[15] Kumar K S;Brown S A;Pichens J R .[J].Acta Materialia,1996,44(05):1899.
[16] Huang B P;Zheng Z Q;Yin D F et al.[J].Materials Science Forum,1996,217-222(02):1239.
[17] Nie J F;Muddle B C;Polmear I J .[J].Materials Science Forum,1996,217-222(02):1257.
[18] Zhu AW.;Starke EA.;Csontos A. .Computer experiment on superposition of strengthening effects of different particles[J].Acta materialia,1999(6):1713-1721.
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:
  • 1
    0%
  • 2
    0%
  • 3
    0%
  • 4
    0%
  • 5
    0%