邢明立,李炎,唐旭涛,段民,李省伟,韩庆伟,李阳

• 1:河南科技大学材料科学与工程学院

摘要(Abstract)：

制备不同成分的TiNbSn合金,分别进行了DTA、XRD和TEM分析。结果表明,随着Sn含量的增加,TiNbSn合金晶粒尺寸减小;当Sn含量≤4.2mol%时,合金未发生马氏体相变。当Sn含量为4.71mol%和5.02mol%时,合金在加热过程中热弹性马氏体消失,在冷却时形成。这两种合金具有对室温相以及高温相的形状记忆效应。

关键词(KeyWords)： 生物用金属材料;TiNbSn;显微组织;形状记忆效应

Abstract:

Keywords:

基金项目(Foundation): 河南科技大学大学生研究训练计划(SRTP-2007004)

作者(Author): 邢明立,李炎,唐旭涛,段民,李省伟,韩庆伟,李阳

参考文献(References)：

• [1]Eiji Takahashi.Effect of heat treatment and Sn content on superelasticity in biocompatible TiNbSn alloys[J].Materials Transactions,2002,43(12):2978-2983.
• [2]Kawashima A,Watanabe S,Asamik.XPS study of corrosion behavior of Ti-18Nb-4Sn shape memory alloy in a 0.05 mass%HCl solution[J].MaterialsTransactions,2003,44(5):1405-1411.
• [3]LI Yan,ZHU Yao-min.TEM microscopic observation on the TiNbSn alloy at room temperature[J].Journal of Chinese Microscopy,2005,24(4):288.
• [4]Hiroaki Matsumoto,Sadao Watanabe,Shuji Hanada.Microstructures and mechanical properties of metastableβTiNbSn alloys cold rolled and heat treated[J].Journal of Alloys and Compounds,2007,439(1-2):146-155.
• [5]HAO Y L,LI S J,SUN S Y,et al.Elastic deformation behaviour of Ti-24Nb-4Zr-7.9Sn for biomedical applications[J].Acta Biomaterialia,2007,3(2):277-286.

文章评论(Comment)：