Processing routes, resulting microstructures, and strain rate dependent deformation behaviour of advanced high strength steels for automotive applications

T Nanda, V Singh, G Singh, M Singh… - Archives of civil and …, 2021 - Springer
Automobile industry is continuously striving to obtain light body-in-white structures to meet
tightened regulations on flue-gas emissions/crash-testing parameters.'Advanced high …

Material embrittlement in high strain-rate loading

X Yang, B Zhang - International Journal of Extreme …, 2019 - iopscience.iop.org
Material embrittlement is often encountered in machining, heat treatment, hydrogen and low-
temperature conditions among which machining is strain-rate related. More strain-rate …

Carbon-induced negative strain-rate sensitivity in a quenching and partitioning steel

CP Huang, M Wang, KY Zhu, A Perlade, MX Huang - Acta Materialia, 2023 - Elsevier
The present work reports an abnormal negative strain-rate sensitivity (SRS) in a room-
temperature quenching and partitioning (RT-Q&P) steel. The mechanisms responsible for …

Tensile behavior of a novel high-strength and high-toughness steel at strain rates from 0.1 s− 1 to 1000 s− 1

J Tang, M He, Y Qiao, M **a, Z Tao - Construction and Building Materials, 2021 - Elsevier
This paper aims to investigate the tensile behavior of a novel high-strength and high-
toughness steel at different strain rates ranging from 0.1 s− 1 to 1000 s− 1. Uniaxial tensile …

Sensitivity-based virtual fields for the non-linear virtual fields method

A Marek, FM Davis, F Pierron - Computational Mechanics, 2017 - Springer
The virtual fields method is an approach to inversely identify material parameters using full-
field deformation data. In this manuscript, a new set of automatically-defined virtual fields for …

Direct application of elasto-visco-plastic self-consistent crystal plasticity model to U-draw bending and springback of dual-phase high strength steel

B Jeon, SY Lee, J Lee, Y Jeong - International Journal of Plasticity, 2024 - Elsevier
The incremental elasto-visco-plastic self-consistent polycrystal model (Δ EVPSC) was
utilized to describe the constitutive behavior of dual-phase 980 (DP980) steel. A simple …

Microstructure and mechanical properties of fiber laser welded QP980 steel

W Guo, Z Wan, P Peng, Q Jia, G Zou, Y Peng - Journal of Materials …, 2018 - Elsevier
The fusion zone of laser welded QP980 composed of fully martensitic structure exhibited
high hardness (493 Hv). The sub-critical heat affected zone contained partially tempered …

Experiment and modeling to investigate the effect of stress state, strain and temperature on martensitic phase transformation in TRIP-assisted steel

H Kim, J Lee, F Barlat, D Kim, MG Lee - Acta Materialia, 2015 - Elsevier
The effects of the stress state and temperature on the martensitic phase transformation
behavior in a TRIP-assisted steel (TRIP780) were investigated using multi-axial …

[HTML][HTML] Research on dynamic deformation behavior and constitutive relationship of hot forming high strength steel

S Gao, X Yu, Q Li, Y Sun, Z Hao, D Gu - Journal of Materials Research and …, 2024 - Elsevier
To accurately characterize the dynamic deformation mechanical properties of hot forming
steels 6Mn6 and 22MnB5 under collision conditions, quasi-static tensile tests (0.001 s− 1) …

[HTML][HTML] Effect of strain rates on mechanical behavior, microstructure evolution and failure mechanism of extruded-annealed AZ91 magnesium alloy under room …

F Chai, Z Ma, X Han, X Hu, Z Chang, J Zhou - Journal of Materials …, 2023 - Elsevier
Loading rate is usually considered as a significant factor affecting formability of AZ91
magnesium alloy structural components. Herein, uniaxial tensile tests are conducted on …