Study on the plastic anisotropy of advanced high strength steel sheet: Experiments and microstructure-based crystal plasticity modeling
For their versatile microstructure controlling techniques, advanced high strength steels
(AHSSs) show great potential to be tailored for various application scenarios. The unique …
(AHSSs) show great potential to be tailored for various application scenarios. The unique …
Generation of highly realistic microstructural images of alloys from limited data with a style-based generative adversarial network
In materials science, the amount of observational data is often limited by operating protocols
that require a high level of expertise, often machine-dependent, developed for a time …
that require a high level of expertise, often machine-dependent, developed for a time …
Correlation between individual phase constitutive properties and plastic heterogeneities in advanced-high strength dual-phase steels
The present study comprehensively investigates the individual phase constitutive properties
and plastic heterogeneities in advanced high-strength steels (AHSS), particularly DP590 …
and plastic heterogeneities in advanced high-strength steels (AHSS), particularly DP590 …
Influence of deformation substructure on the strain compatibility of ferrite and bainite in a commercial pipeline steel
N Wang, Z Zhang, J Geng, Y Chen, G Wu… - Materials Science and …, 2023 - Elsevier
The strain instability due to hardening of the soft phase is a key factor in premature failure of
pipeline steels after work hardening. In this work, we reveal the hardening mechanism of …
pipeline steels after work hardening. In this work, we reveal the hardening mechanism of …
[HTML][HTML] Flow stress curves for 980MPa-and 1.5 GPa-class ultra-high-strength steel sheets weakened under high-stress triaxiality
T Matsuno, D Kondo, T Hama, T Naito, Y Okitsu… - International Journal of …, 2024 - Elsevier
The weakening behavior of ultra-high-strength steel (UHSS) remains unknown, even though
it is a requirement for the accurate prediction of strain localization and ductile fracture in …
it is a requirement for the accurate prediction of strain localization and ductile fracture in …
Maximization of strength–ductility balance of dual-phase steels using generative adversarial networks and Bayesian optimization
Y Fukatsu, TT Chen, T Ogawa, F Sun… - Materials Today …, 2024 - Elsevier
Dual-phase (DP) steels with a soft ferrite matrix and hard martensite islands exhibit an
excellent combination of strength and ductility. However, further improvement of the strength …
excellent combination of strength and ductility. However, further improvement of the strength …
Comparative study of the experimentally observed and GAN-generated 3D microstructures in dual-phase steels
In a deep-learning-based algorithm, generative adversarial networks can generate images
similar to an input. Using this algorithm, an artificial three-dimensional (3D) microstructure …
similar to an input. Using this algorithm, an artificial three-dimensional (3D) microstructure …
[HTML][HTML] Martensite size and morphology influence on strain distribution and micro-damage evolution in dual-phase steels; comparing segregation-neutralised and …
A change in strain partitioning and microscale failure mechanisms in dual-phase (DP) steel
was found when both the morphology and distribution of martensite were altered compared …
was found when both the morphology and distribution of martensite were altered compared …
Exploration of outliers in strength–ductility relationship of dual-phase steels
To overcome the trade-off relationship between tensile strength and elongation of dual-
phase steels, three exploratory techniques were utilized: Bayesian optimization (BO) …
phase steels, three exploratory techniques were utilized: Bayesian optimization (BO) …
Analysis of preliminary local hardening close to the ferrite–martensite interface in dual-phase steel by a combination of finite element simulation and nanoindentation …
This study investigated the local preliminary hardening of ferrite near ferrite–martensite
interfaces in dual-phase (DP) steel. Geometrically necessary dislocations (GNDs) …
interfaces in dual-phase (DP) steel. Geometrically necessary dislocations (GNDs) …