Thermo-kinetic insights into deformation mechanism in the phase-transforming nanostructured Fe alloy

LK Huang, X Liu, K Niu, KX Song, F Liu - Acta Materialia, 2024 - Elsevier
Solid-state phase transformations (SSPTs) being the most widely versatile routes to tailor
microstructures are less utilized in the design of nanostructured (NS) alloys, resulting in a …

Processing, microstructure, mechanical properties, and hydrogen embrittlement of medium-Mn steels: A review

Y Zhang, Q Ye, Y Yan - Journal of Materials Science & Technology, 2024 - Elsevier
As a representative of steels available in the market, medium-Mn steel shows vast
application prospects in lightweight automobile fields. This review details the research …

Achieving high strength and high ductility of dual-phase steel via alternating lamellar microstructure

G Niu, C Ding, Z Liu, X Jia, H Chen, N Gong… - Materials Science and …, 2024 - Elsevier
Overcoming the strength-plasticity trade-off in GPa-grade dual-phase steel while
simultaneously enhancing both properties poses a significant challenge. In this study, we …

Enhancing ductility of the TRIP aided bainitic ferrite steel by Mn heterogeneity introduced via reversion: Towards the 3rd generation

J Yan, X Zhang, H Liu, G Miyamoto, Z Cao, Y Zhang… - Scripta Materialia, 2024 - Elsevier
A novel approach to enhance the ductility of the transformation-induced plasticity (TRIP)-
aided bainitic ferrite (TBF) steel was proposed in this work. Lamellar lath Mn-heterogeneity …

Review on the plastic instability of medium-Mn steels for identifying the formation mechanisms of Lüders and Portevin–Le Chatelier bands

B Hu, H Sui, Q Wen, Z Wang, A Gramlich… - International Journal of …, 2024 - Springer
Plastic instability, including both the discontinuous yielding and stress serrations, has been
frequently observed during the tensile deformation of medium-Mn steels (MMnS) and has …

[HTML][HTML] Design of tri-phase lamellar architectures for enhanced ductility in ultra-strong steel

C Ding, G Niu, E Wang, Z Zhang, XP Yu, N Gong… - Materials & Design, 2024 - Elsevier
Achieving exceptional ductility in ultra-high strength steels has long been a formidable
challenge, particularly when the yield strength reaches 2.0 GPa. In this study, we have …

[HTML][HTML] Fabrication of medium Mn advanced high-strength steel with excellent mechanical properties by friction stir processing

Y Yang, W Zuo, Y Liu, Y Ge, Z Yang, J Han, Z Mi - Micromachines, 2024 - mdpi.com
Friction stir processing (FSP) manufacturing technology was used to fabricate medium Mn
advanced high-strength steel in this study. The mechanical properties and microstructure of …

Enhancing strength and ductility in heterolamellar medium-Mn steel through bamboo-like microstructure design

C Ding, G Niu, Z Zhang, E Wang, X Yu… - Materials Research …, 2024 - Taylor & Francis
Nature has long inspired technological innovations, fostering the rapidly develo** field of
bionics. Inspired by the microstructure of bamboo, we have developed a bamboo-like …

Effect of vanadium microalloying on the deformation behavior and strain hardening of a medium Mn steel

X Liu, LK Huang, KX Song, F Liu - International Journal of Plasticity, 2025 - Elsevier
Microalloying is a well-established approach for tailoring the mechanical properties of
conventional steels, yet its effects on the mechanical properties and the underlying …

Enhancing the ductility and yield strength of 2.7 Mn steel via two-step partitioning heat treatment

W Yu, L Qian, C Wei, K Li, Y Ding, P Yu, Z Jia… - International Journal of …, 2024 - Elsevier
Fresh martensite (FM) is often present in medium-Mn steels, especially when containing
lower Mn content, due to the insufficient thermal stability of reverted austenite; this FM is …