Mechanical and transformation behaviors of a C-Mn-Si-Al-Cr TRIP steel under stress

W Xiaodong, B Huang, R Yonghua, W Li - 材料科学与技术, 2006 - jmst.org
Transformation induced plasticity (TRIP) steels combine high strength and excellent ductility,
making them suited for application in crash-relevant parts in the automotive industry …

Effect of Si on the dislocation state within martensite of ultra-high strength hot-rolled medium Mn steel with good ductility

C Song, Z Zhang, W Wu, H Wang, Z Sun, Y Yang… - Materials Science and …, 2023 - Elsevier
Medium Mn steels are promising candidates for the third-generation advanced high-strength
steels due to their good combination of ultimate tensile strength (UTS) and total elongation …

Simultaneously enhancing strength-ductility synergy and strain hardenability via Si-alloying in medium-Al FeMnAlC lightweight steels

H Zhi, J Li, W Li, M Elkot, S Antonov, H Zhang, M Lai - Acta Materialia, 2023 - Elsevier
We studied the initial microstructures, mechanical responses and deformation-induced
microstructures of the medium-Al Fe-21Mn-6Al-1C-xSi (x= 0, 1.5, 3 wt.%) lightweight steels …

Microstructures and Mechanical Properties of an Ultrahigh‐Strength and Ductile Medium‐Carbon High‐Silicon Spring Steel

S Wang, X Xi, Y Zhao, L Chen - steel research international, 2023 - Wiley Online Library
Herein, the microstructure and mechanical properties of medium‐carbon high‐silicon spring
steel are studied, which is alloyed and/or microalloyed with Cr, Mo, Ni, Cu, Nb, and V, and …

Development of high ductile ultra high strength structural steel through stabilization of retained austenite and stacking fault

D Poddar, C Ghosh, B Bhattacharya… - Materials Science and …, 2019 - Elsevier
In the current study, a bainitic grade steel of 1.5 GPa and~ 35% elongation and a martensitic
grade steel with 2 GPa and~ 20% elongation have been developed. The uniqueness of the …

High strength-high ductility medium Mn steel obtained through CALPHAD based alloy design and thermomechanical processing

AK Patra, CN Athreya, S Mandal, KCH Kumar… - Materials Science and …, 2021 - Elsevier
There is considerable research interest in developing medium Mn steels as part of the 3rd
generation of advanced high strength steels, mainly due to the possibility to achieve high …

A feasible route to produce 1.1 GPa ferritic-based low-Mn lightweight steels with ductility of 47%

KK Ko, HJ Bae, EH Park, HU Jeong, HS Park… - Journal of Materials …, 2022 - Elsevier
High-and medium-Mn (H/M-Mn) base lightweight steels are a class of ultrastrong structural
materials with high ductility compared to their low-Mn counterparts with low strength and …

A new invention of press-hardened steel achieving 1880 MPa tensile strength combined with 16% elongation in hot-stamped parts

HL Yi, PJ Du, BG Wang - … of the 5th International Conference on Hot …, 2015 - hero.epa.gov
An obvious weakness of current press-hardened steels (PHS) is their poor toughness,
meanwhile, 1500 MPa is no longer a securely high strength for PITS to complete with cold …

Effect of intercritical annealing time on the microstructures and tensile properties of a high strength TRIP steel

C Wang, H Ding, J Zhang, H Wu - Acta Metallurgica Sinica (English Letters …, 2014 - Springer
Abstract A new Mn–Si–Al–Mo–Nb transformation-induced plasticity steel was annealed by
intercritical annealing for different durations to investigate the partitioning of C element and …

Microstructure and tensile behavior of duplex low-density steel containing 5 mass% aluminum

SJ Park, B Hwang, KH Lee, TH Lee, DW Suh, HN Han - Scripta Materialia, 2013 - Elsevier
The microstructure and tensile behavior of low-density steels containing 5mass% Al were
investigated. An alloy obtained under a specific heat treatment condition showed …