[HTML][HTML] Mechanical behavior and stability of dispersed retained austenite in thermomechanically rolled and isothermally-treated TRIP-aided multiphase steel

A Grajcar, A Skowronek, K Radwański - Materials Science and …, 2022 - Elsevier
The effect of thermomechanical processing and cooling conditions on the microstructure and
mechanical properties during multi-step interrupted tensile tests was investigated in 0.24 C …

Influence of the quenching and partitioning process on the transformation kinetics and hardness in a lean medium manganese TRIP steel

S Kaar, R Schneider, D Krizan, C Béal, C Sommitsch - Metals, 2019 - mdpi.com
The quenching and partitioning (Q&P) process of lean medium Mn steels is a novel
approach for producing ultra-high strength and good formable steels. First, the steel is fully …

Thermodynamic approach for designing processing routes of 4Mn quenching and partitioning steel

A Kozłowska, A Skowronek, B Grzegorczyk… - Journal of Thermal …, 2024 - Springer
The study addresses the design and optimization of chemical composition and processing
routes of new quenching and partitioning medium-Mn alloy using theoretical and …

[HTML][HTML] The role of ausforming in the stability of retained austenite in a medium-C carbide-free bainitic steel

M Zorgani, C Garcia-Mateo, M Jahazi - Journal of Materials Research and …, 2020 - Elsevier
In this work, the influence of thermomechanical treatments, consisting of a combination of
ausforming followed by isothermal holding and cooling to room temperature, on the stability …

Mechanical stability of retained austenite in aluminum-containing medium-Mn steel deformed at different temperatures

A Kozłowska, K Radwański, K Matus, L Samek… - Archives of Civil and …, 2021 - Springer
The thermal and mechanical stabilities of retained austenite in aluminum-containing
medium-Mn 0.16 C–4.7 Mn–1.6 Al–0.2 Si sheet steel were investigated. The strain-induced …

Nanobainite formation in high-Al medium-Mn steels: thermodynamic approach

M Morawiec, J Opara, A Grajcar - Journal of Thermal Analysis and …, 2024 - Springer
The objective of this study was to analyze the thermodynamic feasibility of forming
nanobainite in Al-alloyed medium-Mn steels through intercritical annealing (IA) and …

Ferrite-enabled improvement of hydrogen embrittlement through strain partitioning in quenching and partitioning steels

KJ Kim, SY Song, G Lee, HJ Kim, HY Um… - Materials Science and …, 2024 - Elsevier
The investigation of the role of retained austenite (RA) in mediating hydrogen embrittlement
(HE) within quenching and partitioning (Q&P) steels presents considerable complexity …

Tempcore process simulator to analyze microstructural evolution of quenched and tempered rebar

CS Park, HJ Yi, YT Kim, SW Han, T Lee, YH Moon - Applied Sciences, 2019 - mdpi.com
Featured Application Proposed process simulator can be widely applied to parameter
design of industrial Tempcore process with reduced cost and time. Abstract Tempcore …

Effect of deformation temperature on the Portevin-Le Chatelier effect in medium-Mn steel

B Grzegorczyk, A Kozłowska, M Morawiec… - Metals, 2018 - mdpi.com
Experimental investigations of the plastic instability phenomenon in a hot-rolled medium
manganese steel were performed. The effects of tensile deformation in a temperature range …

Microstructure evolution and mechanical stability of retained austenite in medium-Mn steel deformed at different temperatures

A Kozłowska, A Janik, K Radwański, A Grajcar - Materials, 2019 - mdpi.com
The temperature-dependent microstructure evolution and corresponding mechanical
stability of retained austenite in medium-Mn transformation induced plasticity (TRIP) 0.17 C …