Results 11 to 20 of about 1,367,716 (264)

Effects of plasma surface Ta alloying on the tribology behavior of γ-TiAl [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2021
To improve the wear resistance of γ-TiAl alloy, Ta alloy layer was prepared on surface by double glow plasma surface alloying technique. The tribology behavior of Ta alloy layer against Si3N4 at 25℃, 350℃ and 500℃ were comparatively studied.
Wei D.-B.   +5 more
doaj   +1 more source

A Study on Drilling Machinability of γ-TiAl Alloy [PDF]

open access: yesArchives of Metallurgy and Materials, 2021
Intermetallic γ-TiAl alloy has excellent properties at high temperatures and is thus attracting attention as a substitute for nickel-based superalloy parts for turbine engines.
Hyunseok Yang   +3 more
doaj   +1 more source

Effect of the anodization on high tempreture oxidation behavior and mechanical properties of TiAl alloy

open access: yesJournal of Aeronautical Materials, 2021
TiAl alloy was electrochemically anodized in ethylene glycol electrolyte containing with NH4F to prepare anodic film. The influence of anodization treatment on the oxidation behavior and mechanical properties of the anodized TiAl alloy were then ...
BAO Yating   +6 more
doaj   +1 more source

Practical Use of Hot-Forged-Type Ti-42Al-5Mn and Various Recent Improvements

open access: yesMetals, 2021
The use of a hot-forged TiAl alloy enables the fabrication of large parts that are difficult to manufacture by casting or isothermal forging. Ti-42Al-5Mn (at%) is the world’s first TiAl alloy in this category and has been used to manufacture practical ...
Toshimitsu Tetsui
doaj   +1 more source

On the Bauschinger effect in TiAl alloys [PDF]

open access: yesActa Materialia, 2016
Abstract The Bauschinger effect has been investigated at room temperature on a multiphase titanium aluminide alloy based on γ(TiAl). The effect of strain reversal was assessed by comparing uni-directional tensile tests with those performed on specimens made from pre-compressed material.
Paul, J.D.H., Hoppe, R., Appel, F.
openaire   +3 more sources

Constitutive equation and microstructure evolution of TiAl alloy during hot deformation

open access: yesMaterials Research Express, 2023
The hot deformation behavior of TiAl alloy is analyzed by combining the true stress–strain curve and microstructure analysis. The results show that the flow stress of TiAl alloy presents the characteristics of work hardening-dynamic softening, it ...
Shiwei Tian   +7 more
doaj   +1 more source

Elucidating Interfacial Dynamics of Ti-Al Systems Using Molecular Dynamics Simulation and Markov State Modeling [PDF]

open access: yesACS Appl. Mater. Interfaces 2023, 15, 43, 50489-50498, 2023
Due to their remarkable mechanical and chemical properties, Ti-Al based materials are attracting considerable interest in numerous fields of engineering, such as automotive, aerospace, and defense. With their low density, high strength, and resistance to corrosion and oxidation, these intermetallic alloys and compound metal-metallic composites have ...
arxiv   +1 more source

Research progress on refractory composition and deformability of shell molds for TiAl alloy castings [PDF]

open access: yesChina Foundry, 2018
At present, most TiAl components are produced by an investment casting process. Environmental and economic pressures have, however, resulted in a need for the industry to improve the current casting quality, reduce manufacturing costs and explore new ...
Chun-ling Bao   +2 more
doaj   +1 more source

Current situation and prospect of TiAl-based alloy modified by carbon nanomaterials

open access: yesJournal of Aeronautical Materials, 2020
Carbon nanomaterials with low density, high strength, high elastic modulus, excellent conductivity and thermal conductivity are the ideal reinforcing phases for TiAl-based alloy.
WU Mingyu   +4 more
doaj   +1 more source

Precipation of TiAl3 in remelting Al-5Ti-1B and the grain refinement of 7050 alloy

open access: yesMaterials Research Express, 2021
This paper studies the precipitation regularity of TiAl _3 compound in different temperature, holding time and cooling rate. Besides, this paper studies the influence of Al-5Ti-1B on the mechanical properties of the 7050 alloy such as the aluminum alloy ...
Hui Xie, Jinze Lv
doaj   +1 more source

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