Results 21 to 30 of about 1,840,121 (280)

Microstructure Evolution of Gas-Atomized β-Solidifying γ-TiAl Alloy Powder during Subsequent Heat Treatment

open access: yesCrystals, 2023
To promote the use of γ-TiAl alloys in various domains, such as the aerospace industry, it is pivotal to investigate the unusual phase transformation from rapidly solidified and metastable γ-TiAl toward the equilibrium state.
Sung-Hyun Park   +6 more
doaj   +1 more source

Solidification Mechanism of the D-Gun Sprayed Fe-Al Particles

open access: yesArchives of Metallurgy and Materials, 2017
The detonation gas spraying method is used to study solidification of the Fe-40Al particles after the D-gun spraying and settled on the water surface. The solidification is divided into two stages.
Wołczyński W.   +3 more
doaj   +1 more source

Nano/ultrafine grained immiscible Fe-Cu alloy with ultrahigh strength produced by selective laser melting

open access: yesMaterials Research Letters, 2021
A nano/ultrafine grained immiscible Fe-Cu alloy was produced using selective laser melting (SLM) with an average grain size of 250 nm and many 50–100 nm, the finest ever achieved using additive manufacturing (AM).
A. Zafari, K. Xia
doaj   +1 more source

Thermal analysis applied to estimation of solidification kinetics of Al–Si aluminium alloys [PDF]

open access: yes, 2009
Evaluation of solidification kinetics by thermal analysis is a useful tool for quality control of Al–Si melts before pouring provided it is rapid and highly reproducible.
Loizaga, Aitor   +3 more
core   +1 more source

Microstructural evolution of Al-Cu-Li alloys with different Li contents by coupling of near-rapid solidification and two-stage homogenization treatment

open access: yesChina Foundry, 2020
Microstructural improvement of Al-Cu-Li alloys with high Li content plays a critical role for the acquisition of excellent mechanical properties and ultra-low density.
Lei Luo, Liang-shun Luo, Zhi-ping Li
doaj   +1 more source

Tunable nucleation process of nano-sized NaZn13-type and α-(Fe,Si) phases by doping boron in La–Fe–Si alloys during rapid solidification

open access: yesAIP Advances, 2022
The effect of a small dose of boron-doping on the nucleation process of nano-sized 1:13 phase (NaZn13-type phase) and α-(Fe,Si) phase of the La–Fe–Si alloys during the rapid solidification was investigated.
Yuhu Hu   +6 more
doaj   +1 more source

Influence of the 1% Ti content on microstructure, friction coefficient and contribution to the strengthening mechanisms in the Al20Sn1Cu alloy

open access: yesResults in Engineering, 2022
Al–Sn alloys are widely used as plain bearings in several engineering applications, particularly in internal combustion engines, where the surface properties are the main properties determining the bearing performance and lifetime.
M.C. Lucchetta   +4 more
doaj   +1 more source

Influence of Rapid Solidification and Optimized Process Parameters on the Microstructural Evolution of Additive Manufactured Titanium Alloy Grade 5 Composite [PDF]

open access: yesE3S Web of Conferences, 2021
The study experimentally investigates the effects that Ytterbium Laser System process parameters, such as laser power, powder feed rate and traverse speed, has on the resultant microstructure of Ti- 6Al-4V grade 5 alloy.
Fatoba O.S.   +3 more
doaj   +1 more source

On the Rapid Solidification of Superalloys

open access: yesSuperalloys 1976 (Third International Symposium), 1976
A method to produce bulk quantities of rapidly solidified powder has been developed and is being used for the study of superalloy compositions. The method involves rotary atomizing of a molten metal stream and subsequent quenching of the atomized particles in a high velocity, high mass flow helium environment.
A.R. Cox, J.B. Moore, E.C. vanReuth
openaire   +1 more source

Solidification behaviour of magnesium alloys [PDF]

open access: yes, 2013
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.Magnesium alloys have been extensively used for structural and functional applications due to their low densities.
Jiang, Bo
core   +7 more sources

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