Results 21 to 30 of about 3,417 (305)

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

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

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

Investigation of the nucleation and growth behavior of Ti2AlC and Ti3AlC nano-precipitates in TiAl alloys

open access: yesNanotechnology Reviews, 2023
In this work, the nucleation and growth behavior of Ti2AlC and Ti3AlC nano-precipitates in Ti–44Al–1.2C alloys were systematically studied by observing their distribution, morphology, and interface atomic structure.
Hou Bo, Wang Aiqin, Liu Pei, Xie Jingpei
doaj   +1 more source

Selection of Additive Elements Focusing on Impact Resistance in Practical TiAl Cast Alloys

open access: yesMetals, 2022
Despite the widespread use of TiAl alloys in many fields, their poor impact resistance has recently emerged again as a major issue. Therefore, in this study, the practical effects of additive elements were examined by considering impact resistance as the
Toshimitsu Tetsui
doaj   +1 more source

Assessment of the Al–Fe–Ti system [PDF]

open access: yes, 2006
The Al–Fe–Ti system has been assessed and the limiting binary systems are shortly reviewed. Based on a thorough review of the literature, isotherms at 800, 900, and 1000 °C have been re-evaluated and a provisional isotherm at 1200 °C is presented for the
Palm, Martin   +3 more
core   +1 more source

On high-speed turning of a third-generation gamma titanium aluminide [PDF]

open access: yes, 2012
Gamma titanium aluminides are heat-resistant intermetallic alloys predestined to be employed in components suffering from high mechanical stresses and thermal loads.
Martin Arft   +8 more
core   +1 more source

Oxidation behavior of gamma-TiAl based alloys at 900 degrees C in air [PDF]

open access: yes, 2016
The growth mechanisms of the oxide scales of Ti-50Al and Ti-45Al-8Nb (at%) alloys at 900 degrees C in air were investigated. The results revealed that the oxidation of gamma-TiAl alloys during experiments was divided into four stages.
Lin, J.   +4 more
core   +1 more source

Preparation of Sr2CeZrO6 Refractory and Its Interaction with TiAl Alloy [PDF]

open access: yes, 2023
Vacuum induction melting in a refractory crucible is an economical method to produce TiAl-based alloys, aiming to reduce the preparation cost. In this paper, a Sr2CeZrO6 refractory was synthesized by a solid-state reaction method using SrCO3, CeO2 and ...
Man Zhang   +8 more
core   +1 more source

Fabrication of TiAl alloys by alternative powder methods [PDF]

open access: yes, 2014
Until now TiAl alloys have been produced using a variety of processing methods including forging, extrusion, casting, etc. One important problem is the variation in mechanical properties caused by the segregation in the composition.
Agote, I.   +3 more
core   +1 more source

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