Microstructure evolution and mechanical properties of laser-welded joints of 1.2 GPa-class quenching and partitioning steel
MM Zahrani, E Ranjbarnodeh, M Ketabchi… - Optics & Laser …, 2024 - Elsevier
Abstract Laser welding of 1.2 GPa-class cold-rolled quenching and partitioning steel with
martensite+ retained austenite microstructure was performed at different heat inputs ranging …
martensite+ retained austenite microstructure was performed at different heat inputs ranging …
Time-dependent evolution of volume fraction and stability of retained austenite in a hot-rolled and intercritically annealed Al-alloyed medium-Mn steel
The development of superior mechanical properties in medium-Mn requires the optimization
of microstructural parameters such as retained austenite (RA) stability, volume fraction, and …
of microstructural parameters such as retained austenite (RA) stability, volume fraction, and …
[HTML][HTML] Retained austenite grain size as a strength-plasticity relationship indicator in Al-alloyed medium-Mn steel processed by intercritical annealing
A Skowronek, A Grajcar, L Sozańska-Jędrasik… - Journal of Materials …, 2023 - Elsevier
Although most studies focus on the impact of the fraction of retained austenite (RA) on the
relationship between strength and plasticity, this research explores the influence of the …
relationship between strength and plasticity, this research explores the influence of the …
[HTML][HTML] Microstructure evolution of medium‑manganese Al-alloyed steel manufactured by double-step intercritical annealing: Effects of heating and cooling rates
A novel double-step intercritical annealing (DSIA) process was conducted on Fe-0.16 C-4.7
Mn-1.6 Al-0.2 Si transformation induced plasticity (TRIP) steel. In a present study, an effect of …
Mn-1.6 Al-0.2 Si transformation induced plasticity (TRIP) steel. In a present study, an effect of …
Enhancing mechanical properties of hot-rolled Al-alloyed medium-Mn steel by novel double-step intercritical annealing
The novel heat treatment strategy for advanced medium-Mn steel is presented in the work.
Conventional intercritical annealing (IA) was followed by short IA to improve the strength …
Conventional intercritical annealing (IA) was followed by short IA to improve the strength …
Dependence of mechanical properties on the phase composition of intercritically annealed medium-Mn steel as the main competitor of high-strength DP steels
Depending on the alloy composition, intercritical annealing may provide different phases in
the microstructure. For low-alloyed dual-phase (DP) steels it is usually ferrite and martensite …
the microstructure. For low-alloyed dual-phase (DP) steels it is usually ferrite and martensite …
Phase transitions in medium-Mn alloy: thermodynamic simulation and experimental verification
A Skowronek, A Kozłowska - Journal of Thermal Analysis and Calorimetry, 2024 - Springer
The present work explores a design process of new medium-Mn alloy for forgings and its
heat treatment optimization by thermodynamic simulations and experimental approach. The …
heat treatment optimization by thermodynamic simulations and experimental approach. The …
Thermodynamic–kinetic calculations and dilatometric verification of the martensitic and bainitic transformations in 4% medium-Mn steel
A Skowronek, A Kozłowska - Journal of Thermal Analysis and Calorimetry, 2024 - Springer
The present study investigated the theoretical and experimental phase transitions
phenomena during continuous cooling and isothermal holding above and below Ms …
phenomena during continuous cooling and isothermal holding above and below Ms …