Microstructural modelling in metals processing
Ø Grong, HR Shercliff - Progress in materials science, 2002 - Elsevier
Modelling of microstructure evolution has long been part of physical metallurgy, both in the
laboratory and in industry. Until recently, however, physically-based modelling was limited to …
laboratory and in industry. Until recently, however, physically-based modelling was limited to …
A process model for friction stir welding of age hardening aluminum alloys
Ø Frigaard, Ø Grong, OT Midling - Metallurgical and materials transactions …, 2001 - Springer
In the present investigation, a numerical three-dimensional (3-D) heat flow model for friction
stir welding (FSW) has been developed, based on the method of finite differences. The …
stir welding (FSW) has been developed, based on the method of finite differences. The …
Modelling of the age hardening behaviour of Al–Mg–Si alloys
In the present investigation a special control volume formulation of the classical precipitation
model for coupled nucleation, growth and coarsening has been adopted to describe the …
model for coupled nucleation, growth and coarsening has been adopted to describe the …
Characterisation and modelling of precipitate evolution in an Al–Zn–Mg alloy during non-isothermal heat treatments
M Nicolas, A Deschamps - Acta Materialia, 2003 - Elsevier
This paper describes the response of a precipitate microstructure to various types of non-
isothermal temperature changes, namely reversion, ramp heating and thermal cycles, met in …
isothermal temperature changes, namely reversion, ramp heating and thermal cycles, met in …
Modelling of non-isothermal transformations in alloys containing a particle distribution
OR Myhr, Ø Grong - Acta Materialia, 2000 - Elsevier
A framework for modelling coupled nucleation, growth and coarsening in diluted alloys is
presented, based on the method of finite differences. According to the assumptions, the …
presented, based on the method of finite differences. According to the assumptions, the …
Contribution of constitutional liquation of gamma prime precipitate to weld HAZ cracking of cast Inconel 738 superalloy
The weld heat affected zone (HAZ) cracking in cast Inconel 738 superalloy has been
examined. Constitutional liquation of the main strengthening phase of the alloy γ′, which is …
examined. Constitutional liquation of the main strengthening phase of the alloy γ′, which is …
Precipitate behavior and mechanical properties of enhanced solution treated Al-Zn-Mg-Cu alloy during non-isothermal ageing
X Peng, Y Li, X Liang, Q Guo, G Xu, Y Peng… - Journal of Alloys and …, 2018 - Elsevier
An approach combined the enhanced solution treatment (EST) and the non-isothermal
ageing (NIA) treatment was employed on the as-rolled Al-Zn-Mg-Cu alloy. The hardening …
ageing (NIA) treatment was employed on the as-rolled Al-Zn-Mg-Cu alloy. The hardening …
Numerical analysis of the weldability of superalloys
When manufacturing fusion welds, the potential exists for defects to be introduced. The
possibilities include the formation of a centreline grain boundary, interdendritic …
possibilities include the formation of a centreline grain boundary, interdendritic …
On the role of liquated γ′ precipitates in weld heat affected zone microfissuring of a nickel-based superalloy
The role of γ′ precipitate particles, which is the principal strengthening phase of most of the
precipitation hardened nickel base superalloys, on weld heat affected zone (HAZ) cracking …
precipitation hardened nickel base superalloys, on weld heat affected zone (HAZ) cracking …
Liquation microfissuring in the weld heat-affected zone of an overaged precipitation-hardened nickel-base superalloy
The effect of preweld overaging heat treatment on the microstructural response in the heat-
affected zone (HAZ) of a precipitation-hardened nickel-base superalloy INCONEL 738LC …
affected zone (HAZ) of a precipitation-hardened nickel-base superalloy INCONEL 738LC …