[HTML][HTML] Dual-phase hetero-structured strategy to improve ductility of a low carbon martensitic steel

JX Huang, Y Liu, T Xu, XF Chen, QQ Lai… - Materials Science and …, 2022 - Elsevier
Martensitic transformation significantly increases the strength of low-carbon steels, while it is
usually at expense of the formability and ductility. In order to further improve the mechanical …

Processing, microstructure adjustments, and mechanical properties of dual phase steels: a review

A Kalhor, A Karimi Taheri, H Mirzadeh… - Materials Science …, 2021 - Taylor & Francis
In this review, effects of initial microstructure before intercritical annealing and processing
routes of dual phase (DP) high strength steels are discussed. Prior-applied deformation …

A high-strength heterogeneous structural dual-phase steel

B Gao, X Chen, Z Pan, J Li, Y Ma, Y Cao, M Liu… - Journal of Materials …, 2019 - Springer
The strengthening and ductilization of steels are of great importance to weight reduction of
vehicles. In this work, the strength–ductility synergy of dual-phase (DP) steels was obtained …

[HTML][HTML] Phase transformation kinetics of high-carbon steel during continuous heating

J Rezaei, MH Parsa, H Mirzadeh - Journal of Materials Research and …, 2023 - Elsevier
Abstract Effects of heating temperature, heating rate, and holding time on the austenitization
process of near-eutectoid high-carbon steel have been investigated. The dilatometric tests …

[HTML][HTML] Achieving enhanced cryogenic toughness in a 1 GPa grade HSLA steel through reverse transformation of martensite

J Lu, S Wang, H Yu, X Mao - Journal of Materials Research and Technology, 2023 - Elsevier
The effect of microstructure on crack resistance and cryogenic toughening in a 3.5 wt% Ni
high-strength low-alloy (HSLA) steel was investigated. Multistage heat treatments involving …

Simultaneous enhancement of strength and ductility in ferrite-martensite steel via increasing the martensite fraction

F Yaghoobi, R Jamaati, HJ Aval - Materials Chemistry and Physics, 2021 - Elsevier
In the current research, the effect of intercritical annealing temperature on the microstructural
evolution and mechanical properties of dual-phase (DP) steel was investigated. The results …

Stir zone anisotropic work hardening behavior in friction stir processed EN8 medium carbon steel

MAA Anshari, M Imam, MZK Yusufzai… - Materials Science and …, 2021 - Elsevier
The SZ anisotropic work hardening behavior in duplex ferrite-martensite phase (DFM)
microstructures has not been investigated yet. It is an important consideration for the …

Mechanical behavior of multi-stage heat-treated HSLA steel based on examinations of microstructural evolution

J Lu, H Yu, S Yang - Materials Science and Engineering: A, 2021 - Elsevier
In the current work, multi-stage heat treatment involving quenching (Q), intercritical treatment
or lamellarization (L), and tempering (T) is applied in high-strength low-alloy (HSLA) steel to …

A new 1.2 GPa-strength plain low carbon steel with high ductility obtained by SRDR of martensite and intercritical annealing

F Yaghoobi, R Jamaati, HJ Aval - Materials Science and Engineering: A, 2020 - Elsevier
In the current research, a new technique to produce ultra-high strength ferrite-martensite
dual phase (DP) steels with high ductility was developed for a low-cost plain low carbon …

A new method to produce dual-phase steel

MR Roodgari, R Jamaati, HJ Aval - Materials Science and Engineering: A, 2021 - Elsevier
In the current research, a new dual-phase (DP) steel produced by a novel technique
consists of a combination of friction stir welding (FSW) and austenitization treatment using …