Results 51 to 60 of about 1,277,518 (381)

Influence of aluminium content on the microstructure and densification of spark plasma sintered nickel aluminium bronze

open access: yesManufacturing Review, 2021
In this study, nickel aluminium bronze alloys (NAB) with appreciable densification and improved microhardness was consolidated via spark plasma sintering technique.
Okoro Avwerosuoghene Moses   +3 more
doaj   +1 more source

Study of defect formation in Al 7050 alloys [PDF]

open access: yes, 2017
The Al 7050 alloy is an Al-Zn-Mg-Cu-Zr alloy having good mechanical properties. This alloy has been developed in order to overcome stress corrosion cracking problems that characterise 7xxx Al alloys.
Brotzu, A.   +3 more
core   +2 more sources

Influence of tool steel alloying elements Mo and Ni on the formation of the interaction layer between tool steels and molten aluminium alloys [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy
The alloying elements present in both tool steel and aluminium are influenced in the dissolution of tool steels in molten aluminum alloys. This study aims to predict how the alloying elements in the tool steel, particularly nickel (Ni) and molybdenum (Mo)
Vončina M.   +3 more
doaj   +1 more source

Deformation Enhanced Diffusion in Aluminium Alloys

open access: yesMetallurgical and Materials Transactions. A, 2020
Deformation introduces defects such as dislocations and excess vacancies that can strongly influence diffusion rates in aluminium alloys. This is of great importance in understanding the effect of deformation on processes such as precipitation hardening,
J. Robson
semanticscholar   +1 more source

Use of acoustic energy in the processing of molten aluminium alloys [PDF]

open access: yes, 2013
During the last years aluminium alloys have been gaining increased acceptance as structural materials in the automotive and aeronautical industries, mainly due to their light weight, good formability and corrosion resistance.
Barbosa, J.   +4 more
core   +1 more source

Effects of Ce content and friction stir processing on the microstructure and mechanical properties of 2219 Al alloy

open access: yesJournal of Materials Research and Technology
Alloys 2219 and Ce-added 2219 (Al-6.3Cu-0.3Mn-0.15Zr-xCe) with Ce content no higher than 0.8 wt% were fabricated by casting. To improve their mechanical properties, a process involving homogenizing treatment, friction stir processing (FSP), hot rolling ...
Y. Zhao   +5 more
doaj   +1 more source

A Review of Microstructural Evolution and Modelling of Aluminium Alloys under Hot Forming Conditions

open access: yesMetals, 2020
Microstructural evolution during hot forming of aluminium alloys plays a critical role in both the material flow behaviour during the deformation and the post-form mechanical properties in service.
J. Lv   +4 more
semanticscholar   +1 more source

High-temperature mechanical properties of aluminium alloys reinforced with titanium diboride (TiB2) particles [PDF]

open access: yes, 2011
The physical and mechanical properties of metal matrix composites were improved by the addition of reinforcements. The mechanical properties of particulate-reinforced metal-matrix composites based on aluminium alloys (6061 and 7015) at high temperatures ...
Oñoro Lopez, Javier
core   +2 more sources

Microstructure and corrosion evolution of additively manufactured aluminium alloy AA7075 as a function of ageing [PDF]

open access: yes, 2019
Additively manufactured high strength aluminium alloy AA7075 was prepared using selective laser melting. High strength aluminium alloys prepared by selective laser melting have not been widely studied to date. The evolution of microstructure and hardness,
Birbilis, Nick   +5 more
core   +1 more source

Hands‐on protocol for preparing water‐soluble fractions from agri‐food samples for NMR‐based metabolomics analysis

open access: yesFEBS Open Bio, EarlyView.
This research protocol outlines a workflow for nuclear magnetic resonance (NMR)‐based metabolomics in the agri‐food sector. Using two case studies—strawberry leaves (solid matrix) and wine (liquid matrix)—it details the procedures for sample preparation, data acquisition, and processing.
Andrea Fernández‐Veloso   +4 more
wiley   +1 more source

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