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; microstructure 1 Introduction NiTi shape memory alloy (SMA) possesses two important characteristics, namely shape memory effect and superelasticity, which are related closely to the martensitic transformation..., MAZINANI M, GUO Y, ZEBARJAD S M, TOFAIL S A M, BIGGS M J P. Study of the microstructure evolution of heat treated Ti-rich NiTi shape memory alloy [J]. Materials Characterization, 2016, 112: 11-19. [3] HU......
Martensitic transformation and magnetic properties of aged Ni-Fe-Ga-Ti shape memory alloyNader El-Bagoury1,2,Mahmoud Mohamed Hessien1,22. Central Metallurgical Research and Development Institute...,and mechanical properties of Ni51Fe18Ga27Ti4shape memory alloy.There are fve specimens of this alloy aged at 573 up to 973 K for 3 h per each.This range of ageing temperature greatly afects......
temperature hysteresis was fully explained based on the microscopic structure and the distribution of the elastic strain energy of (Ni47Ti44)100-xNbx alloys. Key words: Ni-Ti-Nb alloy; shape memory... deformation could effectively increase the transformation temperature hysteresis, while the alloy retained a better shape memory effect. Cryogenic tensile tests at Ms+30 ℃ were made on the (Ni47Ti44)100-xNbx......
Influence of Alloying Element Addition on Cu–Al–Ni High-Temperature Shape Memory Alloy without Second Phase FormationXin Zhang,Qing-Suo LiuSchool of Materials Science and Engineering, Tianjin... of Cu–11.9Al–3.8Ni high-temperature shape memory alloy were investigated by optical microscopy,scanning electron microscopy,X-ray diffraction and compression test.The microstructure observation......
Tribological behaviour of biomedical Ti–Zr-based shape memory alloysWen-Tao Qu1,Xu-Guang Sun1,Bi-Fei Yuan1,Kang-Ming Li2,Zhen-Guo Wang2,Yan Li2,31. School of Mechanical Engineering, Xi’an Shiyou... that Ti–30Zr, Ti–20Zr–10Nb and Ti–19Zr–10Nb–1Fe alloys are composed of hexagonal a’-martensite, orthorhombic a’’-martensite and bcc β phases,respectively. Ti–30Zr alloy has the highest hardness of HV......
Shape Memory Effect, Thermal Expansion and Damping Property of Friction Stir Processed NiTip/Al CompositeD.R.Ni1,J.J.Wang1,2,Z.Y.Ma11. Shenyang National Laboratory for Materials Science, Institute... of a reversible thermoelastic phase transformation even after heat-treatment.The shape memory characteristic of the NiTip decreased the coefficient of thermal expansion of the Al matrix,and an apparent two......
): 6-10. [3]黄兵民, 王永前, 程建霞, 等. 近等原子比 NiTi 形状记忆合金的超弹性[J]. 中国有色金属学报, 1996, 6(4): 136-139. HUANG Bing-min, WANG Yong-qian, CHENG Jian-xia, et al. Pseudoelasticity of near-equiatomic NiTi shape memory alloy... behavior of NiTi shape memory alloy under sand-erosion wear[J]. The Chinese Journal of Nonferrous Metals, 2000, 10(S1): 188-191. [5]饶光斌, 王俭秋, 韩恩厚. 循环应力作用下 TiNi 形状记忆合金应力诱发相变行为演变的原位研究[J]. 中国有色金属学报, 2005, 15(1......
="ChDivSummary" name="ChDivSummary">NiTi shape memory alloy was modified by Ag ion implantation with different incident doses to improve its antibacterial property. The atomic force microscopy, auger electron spectroscopy, and X-ray photoelectron spectroscopy show that the surface of NiTi alloy is covered by TiO 2 nano-film with embedded pure Ag with a peak concentration of 5.0 at% at the incident dose......
structure in NiTi shape memory alloys for biomedical applications[J]. Advanced Materials Research, 2012, 570: 87-95. [6] 刘爱辉, 徐吉林. 医用多孔NiTi合金的显微组织,力学性能及耐蚀性[J]. 稀有金属材料与工程, 2014, 43(11): 2763-2767. LIU Ai-hui...): 128-138. [13] BASSANI P, PANSERI S, RUFFINI A, MONTESI M, GHETTI M, ZANOTTI C, TAMPIERI A, TUISSI A. Porous NiTi shape memory alloys produced by SHS: Microstructure and biocompatibility in comparison......
