为了探讨冷轧变形对TiNi合金阻尼特性的影响,及TiNi合金马氏体的阻尼特性与组织结构之间的关系,采用示差扫描量热分析、透射电镜分析、动态机械分析和音频阻尼测试方法,系统研究了冷轧变形后Ti50Ni50合金马氏体的阻尼特性.研究结果表明:低频和音频时,Ti50Ni50合金马氏体的阻尼值随着冷轧变形量的增加呈现先增加而后降低的趋势,且音频时热马氏体和冷轧变形后马氏体的阻尼值较低频时的阻尼值均有大幅度地下降;冷轧后马氏体的高阻尼不仅与界面运动有关,也与马氏体中的缺陷有关.
参考文献
| [1] | 张春生;赵连城 .TiNi记忆合金的马氏体相变与形状记忆效应[J].材料科学与工艺,1994,2(03):104-109. |
| [2] | 张廷华;郑玉峰;蔡伟 等.TiNi形状记忆合金的相变行为[J].材料科学与工艺,1997,5(01):80-85. |
| [3] | 郑玉峰;赵连城 .TiNi基记忆合金马氏体的组织结构和界面结构[J].材料科学与工艺,1999,7(02):34-38. |
| [4] | Yoshida I.;Ono T. .Internal friction of Ti-Ni alloys[J].Journal of Alloys and Compounds: An Interdisciplinary Journal of Materials Science and Solid-state Chemistry and Physics,2000(1/2):339-343. |
| [5] | Humbeeck J V;STOIBEER J;Delaey L et al.Thehigh damping capacity of shape memory alloys[J].Zeitschrift fur Metallkunde,1995,86(03):176-183. |
| [6] | Y.Adachi;S.Unjoh .Development of a shape memory alloy damper for intelligent bridge systems[J].Materials Science Forum,2000(0):31-34. |
| [7] | Dolce M;CARDONE D .Mechanical behaviour ofshape memory alloys for seismic applications I Martensite and austenite NiTi bars subjected to torsion[J].International Journal of Mechanical Sciences,2001,43:2631-2656. |
| [8] | CARDONE D;DOLCE M;MARNETTO R.Devicesbased on nickel-titanium alloys for the seismic protectionof civil structures[A].,1999:345-352. |
| [9] | MERCIER O;MELTON K N;PREVILLE Y D .Lowfrequency internal friction peaks associated with the martensitic phase transformation of NiTi[J].Acta Materialia,1979,27:1467-1475. |
| [10] | Liu Y;HUMBEECK J V;Stalmans R et al.Someaspects of the properties of NiTi shape memory alloy[J].Journal of Alloys and Compounds,1997,247:115-121. |
| [11] | Coluzzi B.;Biscarini A. .Effect of thermal cycling through the martensitic transition on the internal friction and Young' S modulus of a Ni_(50.8) Ti_(49.2) alloy[J].Journal of Alloys and Compounds: An Interdisciplinary Journal of Materials Science and Solid-state Chemistry and Physics,2000(1/2):300-305. |
| [12] | Lin H C;WU S K;YEH M T .Damping characteristicsof TiNi shape memory alloys[J].Metallurgical and Materials Transactions,1993,24:2189-2194. |
| [13] | Golyandin S.;Kustov S. .Structural anelasticity of NiTi during two-stage martensitic transformation[J].Journal of Alloys and Compounds: An Interdisciplinary Journal of Materials Science and Solid-state Chemistry and Physics,2000(1/2):312-317. |
| [14] | COVAREK G;PELOSIN V;RIVIERE A .Influence ofannealings on CuAlNi martensite studied by internalfriction[J].Scripta Materialia,2002,46:319-324. |
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%