Natural aging in Al‐Mg‐Si alloys–a process of unexpected complexity

J Banhart, CST Chang, Z Liang… - Advanced …, 2010 - Wiley Online Library
The natural aging behavior of pure ternary Al‐Mg‐Si alloys is investigated by measuring
hardness, electrical resistivity and positron lifetime, as well as carrying out thermal analysis …

Cluster expansion method and its application in computational materials science

Q Wu, B He, T Song, J Gao, S Shi - Computational Materials Science, 2016 - Elsevier
As an approximate computation method, cluster expansion is a power series expansion of
the partition function, which was proposed by Mayer in 1941. In computational materials …

Microstructural evolution of 6063 aluminum during friction-stir welding

YS Sato, H Kokawa, M Enomoto, S Jogan - Metallurgical and Materials …, 1999 - Springer
The microstructural distribution associated with a hardness profile in a friction-stir-welded,
age-hardenable 6063 aluminum alloy has been characterized by transmission electron …

Precipitation hardening in Al–Mg–Si alloys with and without excess Si

AK Gupta, DJ Lloyd, SA Court - Materials Science and Engineering: A, 2001 - Elsevier
The aluminum alloys of the 6xxx series contain an excess of Si above that required to form
stoichiometric Mg2Si, which is added to improve the age hardening due mostly to …

First-principles study of crystal structure and stability of Al–Mg–Si–(Cu) precipitates

C Ravi, C Wolverton - Acta materialia, 2004 - Elsevier
Al–Mg–Si–(Cu) alloys form the basis of a wide variety of commercial precipitation-hardened
alloys, and the observed precipitation sequence in these alloys is complex and involves a …

Material modeling of 6016-O and 6016-T4 aluminum alloy sheets and application to hole expansion forming simulation

T Kuwabara, T Mori, M Asano, T Hakoyama… - International Journal of …, 2017 - Elsevier
This study investigates the influence of heat treatment on the anisotropic plastic deformation
behaviors of 6016-O and 6016-T4 aluminum alloy sheets. The two material samples were …

Three-dimensional atom probe characterization of nanoclusters responsible for multistep aging behavior of an Al-Mg-Si alloy

A Serizawa, S Hirosawa, T Sato - Metallurgical and materials transactions …, 2008 - Springer
The characterization of nanoscale clusters (nanoclusters) was performed using differential
scanning calorimetry (DSC) and a three-dimensional atom probe (3DAP), to clarify the …

[HTML][HTML] Accelerating precipitation hardening by natural aging in a 6082 Al-Mg-Si alloy

C Li, CD Marioara, C Hatzoglou, SJ Andersen… - Acta Materialia, 2024 - Elsevier
It is well known that long time natural aging (NA) after quenching from solution treatment will
significantly reduce the precipitation hardening kinetics and peak hardness of most 6xxx …

Study of precipitation in Al–Mg–Si alloys by Atom Probe Tomography I. Microstructural changes as a function of ageing temperature

MW Zandbergen, Q Xu, A Cerezo, GDW Smith - Acta Materialia, 2015 - Elsevier
Abstract Atom Probe Tomography (APT) analysis and hardness measurements were used to
characterise the early stages of precipitation in an Al–0.51 at.% Mg–0.94 at.% Si alloy. The …

Characterization of a friction-stir-welded aluminum alloy 6013

B Heinz, B Skrotzki - Metallurgical and Materials Transactions B, 2002 - Springer
The aluminum alloy 6013 was friction-stir welded in the T4 and the T6 temper, and the
microstructure and mechanical properties were studied after welding and after applying a …