Results 11 to 20 of about 33,483 (192)

Fabrication and mechanical properties of Ti2AlN/TiAl composite with continuous network structure [PDF]

open access: yes, 2023
Nitrogen was introduced into TiAl pre-alloyed powder using high-temperature gas nitriding, and Ti2AlN/TiAl composites with a continuous network structure of the reinforced phase were prepared via spark plasma sintering. The results show that the hardness
JIANG, Min jin   +5 more
core   +1 more source

Characterization of an Additive Manufactured TiAl Alloy-Steel Joint Produced by Electron Beam Welding. [PDF]

open access: yesMaterials (Basel), 2018
In this work, the characterization of the assembly of a steel shaft into a γ-TiAl part for turbocharger application, obtained using Electron Beam Welding (EBW) technology with a Ni-based filler, was carried out.
Basile G   +7 more
europepmc   +4 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   +2 more
core   +2 more sources

The mechanical behaviour of an ultrafine grained Ti-47Al-2Cr (at%) alloy in tension and compression and at different temperatures [PDF]

open access: yes, 2011
A bulk ultrafine grained (UFG) Ti-47Al-2Cr (at%) alloy has been produced using a powder metallurgy process that combines high energy mechanical milling (HEMM) of a mixture of Ti, Al and Cr powders to produce a Ti/Al/Cr composite powder and hot isostatic ...
Cao, Peng   +4 more
core   +2 more sources

Microstructure and mechanical properties of a high Nb-TiAl alloy fabricated by electron beam melting [PDF]

open access: yes, 2018
Electron beam melting (EBM) has been applied to fabricate a high Nb-TiAl alloy with a fully dense microstructure and good tensile properties at both room and high temperatures.
Chen, Bo   +4 more
core   +1 more source

Effect of surface modification on the stability of oxide scales formed on TiAl intermetallic alloys at high temperature [PDF]

open access: yes, 2016
TiAl intermetallic alloys have many interesting potential application in the automitive and aerospace industry due to their low density and good mechanical properties.
BROTZU, Andrea   +2 more
core   +1 more source

Microstructure and oxide particle stability in a novel ODS γ-TiAl alloy processed by spark plasma sintering and laser additive manufacturing [PDF]

open access: yes, 2017
In this work, a novel oxide dispersion strengthened titanium aluminide alloy (Ti-45Al-3Nb-
Barras, J   +10 more
core   +1 more source

Mechanical behaviour of an Al2O3 dispersion strengthened γTiAl alloy produced by centrifugal casting [PDF]

open access: yes, 2020
γ-TiAl has been a hot topic of research for more than a few decades now, since it is a potential candidate for high temperature structural applications.
Brotzu A.   +6 more
core   +1 more source

Fracture toughness of TiAl-Cr-Nb-Mo alloys produced via centrifugal casting [PDF]

open access: yes, 2012
Fracture toughness of a TiAl base intermetallic alloy has been investigated at room temperature. The Ti-48Al-2.5Cr-0.5Nb-2Mo (at. %) alloy produced via centrifugal casting exhibits fine nearly lamellar microstructures, consisting mainly of fine lamellar ...
A. Brotzu
core   +5 more sources

Assessing the influence of heat treatments on γ-TiAl joints [PDF]

open access: yes, 2006
The heat treatment of γ-TiAl alloy (Ti-47Al-2Cr-2Nb (at.%)) diffusion brazed joints was investigated. Joining was performed using a Ti/Ni/Ti clad-laminated braze alloy foil at 1050 and 1150ºC with a dwell time of 10 minutes. The joints were subsequently
Guedes, A.   +3 more
core   +1 more source

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