Article ID Journal Published Year Pages File Type
10635647 Scripta Materialia 2005 5 Pages PDF
Abstract
A 2024-T351 aluminium alloy has been friction stir welded and the microstructures investigated. An inner HAZ hardness minimum was a result of an overaged S phase, whereas an outer minimum was believed to be due to precipitate dissolution. An interjacent HAZ maximum was attributable to the presence of very fine S phase precipitates. The nugget zone contained ∼4 μm grains and complex dislocation structures.
Related Topics
Physical Sciences and Engineering Materials Science Ceramics and Composites
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