Results 41 to 50 of about 403 (186)

Determination of natural frequencies and forms of turbine blade oscillations made of an alloy based on titanium aluminide

open access: yesАвіаційно-космічна техніка та технологія
This paper investigates the possibility of manufacturing the working blade of the 2nd stage of the free turbine from an experimental alloy based on titanium aluminide of the Ti-28Al-7Nb-2Mo-0.3 (Y, Re, B) system.
Olha Halienkova   +4 more
doaj   +1 more source

Improving Forging Outcomes of Cast Titanium Aluminide Alloy via Cyclic Induction Heat Treatment

open access: yesMetals, 2023
The objective of this research was to improve the forging outcome of peritectic solidifying cast titanium aluminide (TiAl) 4822 alloy (Ti-48Al-2Nb-2Cr at.%) in hot isostatic pressed and homogenised (HH) condition using cyclic induction heat treatment ...
Sean Peters   +3 more
doaj   +1 more source

Deoxidation of Titanium Aluminides.

open access: yesDENKI-SEIKO[ELECTRIC FURNACE STEEL], 1993
The deoxidation of TiAl is one of the key technologies to recycle the scrap contaminated through the casting processes. Fairy high amount of aluminum, more than 30%, enables the few deoxidation methods such as evaporation of aluminum oxide or Ca addition, while they are inapplicable to conventional Ti-alloys containing lower aluminum.The TiAl with 0.21%
Shibata, Tomoki, Demukai, Noboru
openaire   +2 more sources

Laser Metal Deposited Ti4822 Hollow Pipe: Experimental and Computational Modelling Study

open access: yesAdvanced Engineering Materials, Volume 28, Issue 3, 4 February 2026.
Laser metal deposition (LMD) of a crack‐free built Ti4822 alloys is challenging. This article reports outstanding characteristics of a hollow pipe that is built with LMD technology when a predicted, nontransformation substrate temperature of 800 °C is used.
Sadiq A. Raji   +5 more
wiley   +1 more source

Effect of Milling Time on TixAly/Al2O3 Ceramic Matrix Nanocomposite Synthesis Using the Mechanochemical Method

open access: yesJournal of Advanced Materials in Engineering, 2015
In recent years, much research has been performed in the field of nanomaterials synthesis using mechanochemical process. In this research, TixAly/Al2O3 ceramic matrix nanocomposite was produced by the mechanochemical method.
m.godarzi, A. Saidi
doaj  

Porous γ-TiAl Structures Fabricated by Electron Beam Melting Process

open access: yesMetals, 2016
Porous metal structures have many benefits over fully dense structures for use in bio-implants. The designs of porous structures can be made more sophisticated by altering their pore volume and strut orientation. Porous structures made from biocompatible
Ashfaq Mohammad   +5 more
doaj   +1 more source

Nanoindentation Properties of Ti‐yAl‐Mo Fabricated via Plasma Activated Sintering

open access: yesMicro &Nano Letters, Volume 21, Issue 1, January/December 2026.
Ti‐yAl‐1Mo alloys were synthesised via plasma‐activated sintering, achieving near‐full densification and predominantly α‐Ti microstructures. Nanoindentation revealed strong composition‐dependent improvements, with Ti‐7Al‐1Mo showing more than double the hardness of commercially pure titanium.
Samson Olaitan Jeje   +1 more
wiley   +1 more source

Optimizing engine performance with piston thermal barrier coatings and Juliflora biodiesel–diesel blends: A response surface methodology approach

open access: yesCase Studies in Thermal Engineering
The primary objectives of research is the mitigation of emissions and the improvement of energy efficacy in IC engines. In this research, undergoing a plasma spray technique, the pistons is coated with a compound of titanium aluminide and yttria ...
B. Musthafa   +3 more
doaj   +1 more source

Effect of Boron Content and Cooling Rate on the Microstructure and Boride Formation of β-Solidifying γ-TiAl TNM Alloy

open access: yesMetals, 2020
Boron is a unique and popular grain refiner element in cast titanium aluminide (TiAl) alloys, as it helps to improve mechanical properties if properly alloyed.
Daniel Bernal   +3 more
doaj   +1 more source

The Formation of Al-Si Aluminide Coatings by Pack Cementation Method on TNM-B1 Intermetallic Alloy

open access: yesAdvances in Mechanical and Materials Engineering, 2023
The TiAl intermetallics are the promising material for aerospace application. According to its insufficient oxidation resistance above 900oC the using of protective coatings is necessary.
Mateusz Woźniak   +2 more
doaj   +1 more source

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