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, the tensile strength of NiTi alloys rapidly increased, while the fracture elongation decreased. Key words: shape memory alloy; NiTi alloy; phase transformation; mechanical properties; microstructure NiTi形状..., EGGELER G, DLOUHY A. On the influence of hetergenous precipitation on martensitic transformation in a Ni-rich NiTi shape memory alloy[J]. Materials Science and Engineering A, 2004, 378: 148-151. [7] WADA......
Trans. Nonferrous Met. Soc. China 27(2017) 1580-1587 Influence of Fe addition on phase transformation behavior of NiTi shape memory alloy Yan-qiu ZHANG1, Shu-yong JIANG1, Xiao-ming ZHU1, Ya-nan ZHAO1..., Ni45Ti51.8Fe3.2 (mole fraction, %), respectively, were used in the current research to understand the influence of Fe addition on phase transformation behavior in NiTi shape memory alloy (SMA......
of NiTi shape memory alloy QIN En-wei1, 2, WU Shu-hui1 (1. Division for Surface Engineering, Suzhou Nuclear Power Research Institute Co., Ltd., Suzhou 215004, China; 2. INM-Leibniz Institute for New... by means of thermomechanical training in shape memory alloys. Thus, there probably exists a critical microstrain, below which no TWSME will occur. Key words: NiTi alloy; two-way shape memory effect......
, consequently showing shape memory effect. The defect and the electronic structure strongly affect the physical properties of the alloy[5, 6]. The NiTi alloy showing good reversible shape memory effect... regularly and homogeneously. It has been found that the presence of some dislocations in the NiTi alloy gives rise to the stable martensite transformation, and the alloy shows good shape memory effect[17......
Trans. Nonferrous Met. Soc. China 26(2016) 2152-2161 Constitutive equation and processing map of equiatomic NiTi shape memory alloy under hot plastic deformation Yan-qiu ZHANG1, Shu-yong JIANG1, Ya... 21 July 2015; accepted 11 April 2016 Abstract: In order to describe the deformation behavior and the hot workability of equiatomic NiTi shape memory alloy (SMA) during hot deformation, Arrhenius-type......
Effect of post annealing on phase transformation of Ni-Mn-Ga ferromagnetic shape memory alloy particles prepared by ball milling TIAN Bing(田 兵), CHEN Feng(陈 枫), LI Li(李 莉), ZHENG... annealing on the phase transformation of Ni52Mn24Ga24 ferromagnetic shape memory alloy particles prepared by ball milling was studied. Ni52Mn24Ga24 alloy particles at micron scale were prepared......
Microstructure of stress-induced martensite in nanocrystalline NiTi shape memory alloyXiao-Bin Shi1,Li-Shan Cui1,Zhen-Yang Liu1,Da-Qiang Jiang1,Xiao-Dong Han1,21. State Key Laboratory of Heavy Oil...">The microstructure of stress-induced martensite(SIM) in the nanocrystalline NiTi alloy was investigated by means of transmission electron microscopy(TEM). The result shows that the multi-variant structure......
. Output of stress and strain for NiTi shape memory alloy wires [J]. Journal of Functional Materials and Devices, 1996, 2(2): 78-82. (in Chinese) [20] PLIETSCH R, EHRLICH K. Strength differential effect...J. Cent. South Univ. Technol. (2008) 15: 411-417 DOI: 10.1007/s11771-008-0077-9 Passive smart self-repairing concrete beams by using shape memory alloy wires and fibers containing adhesives......
Article ID: 1003-6326(2005)02-0340-04 Two-way shape memory effect and its stability in Ti-Ni-Hf high temperature shape memory alloy MENG Xiang-long(孟祥龙), WU Ye(吴 冶), CAI Wei(蔡 伟), ZHAO... temperature shape memory alloy(SMA) was systematically studied by bending tests. In the TiNiHf alloy, the martensite deformation is an effective method to get two-way shape memory effect even with a small......
with a graded interface to NiTi matrix was synthesized in situ on NiTi shape memory alloy(SMA) by oxidation in H2O2 solution. In vitro studies including contact angle measurement, hemolysis, MTT... and fibroblasts compatibility of NiTi SMA are improved by the coating of titanium oxide film through H2O2 oxidation treatment. Key words: NiTi shape memory alloy; titanium oxide film......
