[PDF] Top 20 Effect of Nb Addition on Shape Memory Behavior of Ti–Mo–Ga Alloys

... a Ti–6Mo–3Ga alloy subjected to heat treatment at 1073 K for 120 ...straight shape by heating up to 500 K. The alloy exhibits a perfect shape memory effect within a strain of ...The ... See full document

... The effect of quaternary addition of Nb being from 0 to 2 mol % on the phase constitution, phase transformation behavior and shape memory behavior of Au-50 mol % ... See full document

... ferromagnetic shape memory alloys experience a large change of shape, corrosion protection with additional coatings would be nearly ...these alloys must exhibit high resistance ... See full document

... between Ti and X is low, the ionic- ity does not play a major role on bonding behavior of these ...TiFe alloys is believed to be due to covalent hybridi- zation between Ti and Fe ... See full document

... In addition, it is concluded that ...Ti–39.7Ni–10Cu–0.3Mo, Ti–34.7Ni–15Cu–0.3Mo and Ti– 29.7Ni–20Cu–0.3Mo alloys transform in one-stage on cool- ing and heating, ...In addition, ... See full document

... ternary Ti-Al-Nb and Ti- Al-Zr alloys during the oxidation test was smaller than that of conventional Ti-6242 alloys as shown in ...The addition of Zr to the ... See full document

... N addition on the Ms in detail, tensile tests were carried out at various temperatures for the Ti-18Zr-13Nb-(01:0)N ...the Ti-18Zr-13Nb- ...and shape memory ...the Ti-18Zr-13Nb- ... See full document

... Ni-free Ti-base shape memory alloys (SMA) have been systematically developed by our group for biomedical applications in order to replace Ti-Ni SMAs which posses the possibility of ... See full document

... ¢-Ti alloys reported so far were aged at much higher temperature than practical temperature for industrial coating and plating, because most studies have focused on how to obtain good superelastic or ... See full document

... Figure 1 shows a schematic drawing of the stress-strain curve used in testing the amount of elastic recovery after pre- strain imposition, the recovery stress, and transformation temperature. In this figure, the strain is ... See full document

... transformation temperatures also depend on the Ni/Ti ratio, heat treatment condition and cold working rate. Furthermore, in the alloy with Nb content of 6 mol% and Ni/Ti atomic ratio being less than ... See full document

... Ti–22Nb–(0.5–2.0)O alloys. The = transus temperatures of these alloys were also estimated using the same method described in ...of Ti–O alloys and the Ti–22Nb binary alloy were ... See full document

... ternary addition on the lattice parameter, the lattice parameters of phase for the Ti18Nb3X alloys were plotted in ...the addition of these alloying ... See full document

... Mechanical properties were evaluated using a Shimadzu AG500NI Autograph, an Instron-type machine, equipped with a temperature-controlled furnace. Four kinds of tensile tests were made: (1) First one is a usual tensile ... See full document

... core-spun shape memory yarns. The shape memory yarns whose core was formed with shape memory fiber were produced in two ways: One of them was ring technology while the other was ... See full document

... Ni-free shape memory alloys has been urgently ...-titanium shape memory and superelastic alloys such as Ti-Mo-Al, Ti-Mo-Ga and ... See full document

... Figure 5 indicates that the specimens consist of and after annealing in the temperature range 773–973 K. The peak corresponding (110) of became sharp after annealing above 873 K. In addition, it has been known ... See full document

... of shape memory alloys, that is, the SMA joint should keep up the prescribed function at the storage temperature and reproduce the prescribed function in the normal usage ...the Ti/Ni ratio, ... See full document

... planes in the parent phase. The three variants are clearly ob- served in the Ti–47 at%Pd alloy aged at 873 K for 1.8 ks as shown in Fig. 9. The aging temperature is about 20 K higher than A1 ∗ . The nucleation of ... See full document

... temperatures at which DSC curve deviated from its base line due to the martensitic transformation as shown in Fig. 1. Damping property tan of Cu-Al-Mn alloys was inves- tigated using a Dynamic Mechanical ... See full document