Results 11 to 20 of about 347,004 (298)

Temperature-dependent deformation processes in two-phase TiAl + Ti3Al nano-polycrystalline alloys

open access: yesMaterials & Design, 2021
Although deformation processes in single-phase nano-polycrystalline alloys at different temperatures are well described, the deformation mechanism in two-phase nano-polycrystalline alloys at different temperatures is still unclear.
Pengtao Li   +7 more
doaj   +2 more sources

Dynamic behavior and microstructural evolution of TiAl alloys tailored via phase and grain size

open access: yesJournal of Materials Research and Technology, 2023
As a kind of promising aerospace material, TiAl alloys need to withstand extreme conditions such as high-rate impact loads and high temperatures. The mechanism on the failure and fracture of TiAl alloys under extreme conditions is related with the ...
Rui Liu   +7 more
doaj   +2 more sources

Research progress of TiAl-based alloys fabricated by additive manufacturing [PDF]

open access: yesFenmo yejin jishu, 2022
TiAl-based alloys have the excellent high-temperature properties as a highly competitive new lightweight high-temperature structural material, showing the broad development prospect and application potential in the automotive, military, aerospace, and ...
WANG Hu   +4 more
doaj   +2 more sources

Additive manufacturing of TiAl-based alloys

open access: yesManufacturing Review, 2020
The ever-increasing demand for developing lightweight, high-temperature materials that can operate at elevated temperatures is still a subject of worldwide research and TiAl-based alloys have come to the fore.
Dzogbewu Thywill Cephas
doaj   +2 more sources

Effect of Temperature on the Low-Cycle Fatigue Behavior of Polycrystalline TiAl Alloys. [PDF]

open access: yesMaterials (Basel)
In this paper, the low-cycle fatigue deformation behavior of polycrystalline γ-TiAl alloys at different temperatures was investigated by molecular dynamics simulations.
Zhou J, Zhao H, Li P, Xiang H.
europepmc   +2 more sources

Elevated Temperature Oxidation and Corrosion of a Titanium Aluminide Alloy [PDF]

open access: yes, 1997
Titanium aluminides are being developed to expand the temperature capability of titanium alloys with maximum service temperatures around 700*C. These materials also have the ability to replace nickel superalloys with potential applications in the high ...
Leggett, Jonathan
core   +4 more sources

Microstructure, Mechanical, and Tribological Properties of Nb-Doped TiAl Alloys Fabricated via Laser Metal Deposition. [PDF]

open access: yesMaterials (Basel)
TiAl alloys possess excellent properties, such as low density, high specific strength, high elastic modulus, and high-temperature creep resistance, which allows their use to replace Ni-based superalloys in some high-temperature applications. In this work,
Huang K   +7 more
europepmc   +2 more sources

Interfacial microstructure and shear strength of Ti-6Al-4V/TiAl laminate composite sheet fabricated by hot packed rolling [PDF]

open access: yes, 2011
A two layer Ti-6Al-4V(wt%)/Ti-43Al-9V-Y(at%) laminate composite sheet with a uniform interfacial microstructure and no discernible defects at the interfaces has been prepared by hot-pack rolling, and its interfacial microstructure and shear strength were
Chen, Yuyong   +5 more
core   +1 more source

Characteristic effects of alloying elements on β solidifying titanium aluminides: A review

open access: yesHeliyon, 2020
The high strength-to-weight ratio property of titanium aluminide (TiAl) based intermetallic alloys makes researchers regard this type of material as a potential replacement for the heavier superalloys of nickel.
Sadiq Abiola Raji   +3 more
doaj   +1 more source

A New Method for Preparing Titanium Aluminium Alloy Powder

open access: yesMetals, 2023
Due to TiAl alloys’ excellent properties, TiAl alloys have received widespread attention from researchers. However, the high energy consumption and lengthy process of traditional preparation methods have always limited the large-scale application of TiAl
Jialong Kang   +4 more
doaj   +1 more source

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