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2021624 · Titanium alloys are composed of α and β phases and are classified as near α, dual-phase α+β, and β types. This study attempts to derive their general composition
contactThe PM-fabricated Ti- (2~20)Fe alloy is provided with a superior combination of mechanical properties, with the compressive strength range of 2096.2~2702.3 MPa, the compression
contact2014429 · metric composition Ti2AlNb in the alloy Ti-25Al-12.5Nb, which also contained the α2 and B2 phases. Because of the attractive properties associated with
contactA passive oxide film (primarily of TiO 2) protects both Ti-6Al-4V and CPTi alloys. Generally, Ti-6Al-4V has mechanical properties that exceed those of stainless steel, with a flexural
contactNickel Titanium Alloy. Ti-Ni alloy is a stoichiometric compound of Ti and Ni. The equiatomic intermetallic compound TiNi exhibits the shape memory phenomenon that allows for the
contact200351 · Objectives: This study evaluated the mechanical properties of cast Ti–Cu alloys with the hope of developing an alloy for dental casting with better mechanical
contactThermodynamic calculations have been made using computer programs generously made available by E.-Th. Henig and H. L. Lukas, of the Max-Planck Institute, Stuttgart, Federal
contact201685 · Alloys include the more common Ti-10V2Fe3Al as well as some more highly alloyed grades such as Ti-13V-11Cr-3Al. These alloys are treatable to high strengths
contact202192 · Influences of Ta and Ni/Ti ratio on transformation temperatures, microstructures, and super-elastic properties of NiTiTa alloys were investigated. It is found that: (1) increasing Ni/Ti ratio increases the solubility limit of Ta in NiTi matrix and suppresses the formation of Ta-rich secondary phases. 4 at.% Ta can be dissolved in
contact20221225 · The alloy with the highest value of both ductility and plasticity is γ-TiAl alloys containing 2 at% Cr. It was observed that the ductility value increased gradually until the addition of 2 at% Cr, but the Ti 2 CrAl particles formed in alloys containing more than 2 at% Cr decreased the ductility. In addition, it makes a great contribution to ...
contact201931 · 1. Introduction. Pure titanium and Ti alloys are highly utilized materials in some biocompatible applications, such as spinal fixation devices and artificial hip joints (Niinomi, 2002).The potential of Ti-based materials for biomedical applications is due to several important advantages, including lower Young's modulus than steels or cobalt
contact2013121 · aerospatiale, automotive and biomedical fields [2,3]. The alloy Ti-6Al-4V, due to its biocompatibility coupled with good combination of mechanical and corrosive properties, is the most popular titanium-based material in the manufacture of biomedical components, including dental implants, prosthetic
contact2018416 · In this paper, the Al/Cr coating was fabricated on the surface of Ti2AlNb alloy via rf magnetron sputtering and double glow treatment to enhance oxidation resistance. The protective coating with an outer layer of Al and inner layer of Cr has great bonding strength due to the in-diffusion of Cr and the inter-diffusion between Al and Cr to form Al
contact59Doi: T. Doi, “On the Structure Changes Produced by Aging of Cu−Ti Alloy”,Acta Met., 7, 291–292 (1959) (Meta Phases; Experimental) Article Google Scholar 59Man: J. Manenc, “Existence of Precipitation stages in the Age-Hardening of Cu-Based Ti Alloys”Acta Met., 7, 808–808 (1959) in French. (Meta Phases; Experimental)
contact20191125 · We study two alloys of the Ti–6.6Al system with zirconium contents of 2.4 and 4.2% and silicon contents of 1.3 and 1.05% at temperatures of 20–700°С. The alloys were smelted by using an electron- beam installation under the conditions of electromagnetic mixing of the melt in a crucible. Then the alloys were deformed (in the α + β-domain) by
contactIt can be used at temperatures up to 350°C. Titanium Alloy Ti-2.5Cu, a binary alloy containing 2.5% copper, combines the formability and weldability of unalloyed titanium with improved mechanical properties, particularly at elevated temperatures. It can be used at temperatures up to 350°C. Chemical composition of Ti-2.5Cu is given in the Table 1.
contact201023 · ： ：86- ：(+86)018 ： ：
contact2022105 · In contrast, the contents of unstable oxides such as Ti 2 O 3 in the surface film of the Ti-6Al-4V alloy increased significantly, and the contents of tetravalent titanium oxides were much lower ...
contactThe PM-fabricated Ti- (2~20)Fe alloy is provided with a superior combination of mechanical properties, with the compressive strength range of 2096.2~2702.3 MPa, the compression ratio of 20.6%~33.2% and the elasticity modulus of 62.7~85.5 GPa. Higher Fe content tends to lead to the higher strength and ductility, but lower elastic modulus.
contactCombined with representative literature, this paper focuses on mechanical, radiation resistance, and oxidation resistance properties of RHEAs. Further, strengthening and radiation resistance mechanisms of RHEAs are explored, and the development evolution and prospects of RHEAs are proposed. Key words: refractory high-entropy alloy
contact20201217 · The β eutectoid bearing functionalised Ti alloys have antibacterial rate between 96.5% and 97.6%. When comparing sintered Ti–xCu–yMn alloys to sintered Ti–5Cu, the results show a comparable ...
contact20221225 · The alloy with the highest value of both ductility and plasticity is γ-TiAl alloys containing 2 at% Cr. It was observed that the ductility value increased gradually until the addition of 2 at% Cr, but the Ti 2 CrAl particles formed in alloys containing more than 2 at% Cr decreased the ductility. In addition, it makes a great contribution to ...
contact2020327 · The biological activity, biocompatibility, and corrosion resistance of implants depend primarily on titanium dioxide (TiO<sub>2</sub>) film on biomedical titanium alloy (Ti6Al4V). This research is aimed at getting an ideal temperature range for forming a dense titanium dioxide (TiO<sub>2</sub>) film during titanium alloy cutting. This article
contact2013121 · aerospatiale, automotive and biomedical fields [2,3]. The alloy Ti-6Al-4V, due to its biocompatibility coupled with good combination of mechanical and corrosive properties, is the most popular titanium-based material in the manufacture of biomedical components, including dental implants, prosthetic
contact20191129 · The reported Ti 50 Ni 47 Fe 2.5 Nd 0.5 alloy is first heat treated at 850 °C for 24 h, then quenched in water; the heat-treated sample is hot rolled and annealed at 500 °C for 0.5 h . The memory effect of Ti 50 Ni 47 Fe 2.5 Nd 0.5 alloy treated by complex process has been improved, comparing with the Ti 50 Ni 47 Fe 2 Mo 1 and Ti 50 Ni 48
contact2002130 · Titanium alloys classified by metallurgical structure. Alloy. Example. Alpha Alloys. Commercially Pure – ASTM grades 1,2,3 and 4. Ti/Pd Alloys – ASTM grades 7 and 11. Alpha + Compound. Ti-2.5%Cu – IMI 230. Near Alpha Alloys.
contact2018416 · In this paper, the Al/Cr coating was fabricated on the surface of Ti2AlNb alloy via rf magnetron sputtering and double glow treatment to enhance oxidation resistance. The protective coating with an outer layer of Al and inner layer of Cr has great bonding strength due to the in-diffusion of Cr and the inter-diffusion between Al and Cr to form Al
contact2021614 · Many modern TRIP/TWIP and TWIP Ti alloys were successfully discovered with the guidance of the Bo – Md map in Fig. 1b. The electronic parameters Bo (bond order) and Md (metal d-orbital energy ...
contact20211025 · In the higher oxygen Ti-xAl-0.3 O alloys (x = 0, 2, 4, and 6), twinning is relatively rare in Ti-0.3 O and becomes totally suppressed at an aluminum content of 2.0 wt% and above (Fig. 2).
contact20221225 · The alloy with the highest value of both ductility and plasticity is γ-TiAl alloys containing 2 at% Cr. It was observed that the ductility value increased gradually until the addition of 2 at% Cr, but the Ti 2 CrAl particles formed in alloys containing more than 2 at% Cr decreased the ductility. In addition, it makes a great contribution to ...
contact202192 · Influences of Ta and Ni/Ti ratio on transformation temperatures, microstructures, and super-elastic properties of NiTiTa alloys were investigated. It is found that: (1) increasing Ni/Ti ratio increases the solubility limit of Ta in NiTi matrix and suppresses the formation of Ta-rich secondary phases. 4 at.% Ta can be dissolved in
contact2020724 · The results show that the spark plasma diffusion bonding formed a joint of TiAl/Ti/Ti2AlNb without microcracks or microvoids, while also effectively protecting the base metal. To solve the problem of poor weldability between TiAl-based and Ti2AlNb-based alloys, spark plasma diffusion bonding was employed to join a TiAl alloy and a Ti2AlNb
contactAlthough the Ti-3A1-2.5V alloy is not generally susceptible to stress corrosion cracking (SCC) in aqueous media, it is known that the Ti-6A1-4V alloy can exhibit halide SCC susceptibility, especially when the aluminum
contact2013121 · aerospatiale, automotive and biomedical fields [2,3]. The alloy Ti-6Al-4V, due to its biocompatibility coupled with good combination of mechanical and corrosive properties, is the most popular titanium-based material in the manufacture of biomedical components, including dental implants, prosthetic
contact20161129 · The average bond orders of the three alloys were 2.952, 2.942, and 2.940, respectively; while the average metal d-orbital energy levels were 2.611, 2.589, and 2.573, respectively, with the ...
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