Aluminium Alloys tagged posts

Engineers improve Fatigue Life of High Strength Aluminium Alloys by 25 times

Fig. 5
Cyclic training and microstructure evolution during cyclic training for the under aged (UA) alloys

A world-first study by Monash University engineers has demonstrated improvements in the fatigue life of high strength aluminium alloys by 25 times — a significant outcome for the transport manufacturing industry.

Published today (Thursday 15 October 2020) in the journal Nature Communications, researchers demonstrated that the poor fatigue performance of high strength aluminium alloys was because of weak links called ‘precipitate free zones’ (PFZs).

The team led by Professor Christopher Hutchinson, a Professor of Materials Science and Engineering at Monash University in Australia, was able to make aluminium alloy microstructures that can heal the weak links while in operation (i.e...

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