[HTML][HTML] Investigation of microstructural evolution and crack extension in a quenching and partitioning (Q & P) steel at different strain rates

S Zhang, W Zhou, S Zhou, F Hu, S Yershov… - Journal of Materials …, 2023 - Elsevier
This paper presents a detailed investigation of the microstructure evolution and crack
propagation in quenching and partitioning (Q&P) steel at different strain rates. The results …

A review on the enhancement of failure mechanisms modeling in additively manufactured structures by machine learning

M Awd, L Saeed, F Walther - Engineering Failure Analysis, 2023 - Elsevier
This review discusses the feasibility of using microstructure-and defect-sensitive models to
predict the fatigue behavior of additively generated materials through a non-exclusive …

Non-monotonic plasticity and fracture in DP1000: Stress-state, strain-rate and temperature influence

S Chandran, P Verleysen - International Journal of Mechanical Sciences, 2024 - Elsevier
Recent studies revealed a complex, non-monotonic relationship between flow stress, and
temperature and strain rate for ultra-fine-grained DP1000 steel, including unexpected drops …

[HTML][HTML] Deformation behavior and microstructure evolution of 300M ultrahigh strength steel subjected to high strain rate: an analytical approach

J Dang, C Wang, H Wang, Q An, J Wei, B Gao… - Journal of Materials …, 2023 - Elsevier
In this paper, the deformation behavior and microstructure evolution of 300M steel are
comprehensively studied by using the split-Hopkinson pressure bar technology, with an …

Interpolation and extrapolation performance measurement of analytical and ANN-based flow laws for hot deformation behavior of medium carbon steel

P Tize Mha, P Dhondapure, M Jahazi, A Tongne… - Metals, 2023 - mdpi.com
In the present work, a critical analysis of the most-commonly used analytical models and
recently introduced ANN-based models was performed to evaluate their predictive accuracy …

Thermal softening behavior up to fracture initiation during high-rate deformation

CS Lee, JW Yoon, SH Woo, LJ Park - International Journal of Mechanical …, 2023 - Elsevier
This work proposes an innovative method to analyze the softening behavior due to adiabatic
heat up to the fracture onset during high-rate deformation of AISI4340 steel at room …

Modeling of the thermal softening of metals under impact loads and their temperature–time correspondence

S Zhao, YV Petrov, Y Zhang, GA Volkov, Z Xu… - International Journal of …, 2024 - Elsevier
The thermal softening related to the stress relaxation, ie a reduction in the internal resistance
to deformation, due to the increasing bulk temperature is theoretically studied using the …

Viscoplastic constitutive model considering strain rate sensitivity under multiaxial thermomechanical fatigue loading

DH Li, DG Shang, H Chen, LH Cong… - Fatigue & Fracture of …, 2023 - Wiley Online Library
Strain rate sensitivity will change the cyclic mechanical response of materials under
multiaxial thermomechanical fatigue loading; thus, it will lead to errors in fatigue life …

A high-accuracy dynamic constitutive relation of die-cast Alâ¿¿ Si aluminium alloy

X Wang, L Yuan, G Xiao, L Peng, S Li - International Journal of Mechanical …, 2023 - Elsevier
Abstract Die-cast Al–Si aluminium alloys are increasingly used in the lightweight design of
automobiles; their mechanical properties under dynamic loading are crucial and thus must …

Calibration and application of damage and rate-dependent constitutive model for SPCE steel

G Jing, Y Yu, X Sun, J Sun, G Chen, S Li - Journal of Constructional Steel …, 2023 - Elsevier
The SPCE steel demonstrates favorable deep-drawing and forming properties, leading to its
widespread use in industrial production. However, when subjected to complex loads, it …