Physical metallurgy of medium-Mn advanced high-strength steels
Steels with medium manganese (Mn) content (3∼ 12 wt-%) have emerged as a new alloy
class and received considerable attention during the last decade. The microstructure and …
class and received considerable attention during the last decade. The microstructure and …
The dual role of TRIP effect on ductility and toughness of a medium Mn steel
C Hu, CP Huang, YX Liu, A Perlade, KY Zhu… - Acta Materialia, 2023 - Elsevier
In this study, the tensile and fracture behaviors of a medium Mn steel fabricated by two
thermomechanical processes, namely intercritical annealing (IA) and room-temperature …
thermomechanical processes, namely intercritical annealing (IA) and room-temperature …
Microstructure and tensile properties of chemically heterogeneous steel consisting of martensite and austenite
We made the chemical heterogeneity in steel consisting of mostly martensite with retained
austenite by applying intercritical annealing prior to full austenitization. It enables …
austenite by applying intercritical annealing prior to full austenitization. It enables …
Tailoring the austenite characteristics via dual nanoparticles to synergistically optimize the strength-ductility in cold rolled medium Mn steel
In this work, we proposed a novel Cu/θ dual nanoparticles strategy to tailor the austenite
characteristics of a medium Mn steel via a tempering-annealing process to optimize the …
characteristics of a medium Mn steel via a tempering-annealing process to optimize the …
Cr-enriched carbide induced stabilization of austenite to improve the ductility of a 1.7 GPa− press-hardened steel
Obtaining a desired quantity of retained austenite (RA) in press-hardened steels (PHSs) with
a martensitic matrix is of great interest for the performance of safety critical components in …
a martensitic matrix is of great interest for the performance of safety critical components in …
2.3 GPa cryogenic strength through thermal-induced and deformation-induced body-centered cubic martensite in a novel ferrous medium entropy alloy
A novel non-equiatomic FeCoNiAlTiMo ferrous medium-entropy alloy (MEA) with ultra-high
tensile strengths at 298 and 77 K is presented in this work. By subjecting the MEA to hot …
tensile strengths at 298 and 77 K is presented in this work. By subjecting the MEA to hot …
A heterostructured bainitic steel produced by two-step austempering and low-temperature ausforming
T Zhang, Y Wang, C Wang, B Mi, X You, L Wang… - Scripta Materialia, 2024 - Elsevier
Heterogeneous microstructure has been become a very effective scheme for evading the
yield strength (YS)-ductility trade-off in metallic materials, however, strategies of fabricating …
yield strength (YS)-ductility trade-off in metallic materials, however, strategies of fabricating …
Superior strength-ductility combination in a Ni-modified medium manganese lightweight steel with the determining role of phase transformation and recrystallization …
The present work elucidates the complex interplay between the changes in the
microstructural features and tensile properties in a Ni-modified medium manganese steel …
microstructural features and tensile properties in a Ni-modified medium manganese steel …
Mechanistic role of Mn heterogeneity in austenite decomposition and stabilization in a commercial quenching and partitioning steel
Manipulating chemical heterogeneity, which could substantially alter austenite
decomposition behavior upon cooling, has recently proven to be very effective in tailoring …
decomposition behavior upon cooling, has recently proven to be very effective in tailoring …
Promoting ductility and formability in a carbide free bainitic steel via pre-annealing treatment
This study aimed to overcome the existing trade-off in strength–ductility in carbide free
bainitic steel and improve ductility without compromising strength. Herein, we proposed a …
bainitic steel and improve ductility without compromising strength. Herein, we proposed a …