Investigation of damage mechanisms related to microstructural features of ferrite-cementite steels via experiments and multiscale simulations

H Wang, F Wang, D Qian, F Chen, Z Dong… - International Journal of …, 2023 - Elsevier
Spheroidized ferrite-cementite steel (SFC) is susceptible to micro-defects owing to the
mismatched deformation between the ferrite and cementite during cold forming, which …

New ductile fracture model for fracture prediction ranging from negative to high stress triaxiality

Z Peng, H Zhao, X Li - International Journal of Plasticity, 2021 - Elsevier
In this study, the ductile fracture of the alloy metal is analyzed. First, the key factors affecting
the initiation of ductile fracture are investigated. Then, a new uncoupled ductile fracture …

The importance of interfacial stress-affected zone in evading the strength-ductility trade-off of heterogeneous multi-layered composites

H Wu, M Huang, Y Xia, X Li, R Li, C Liu, W Gan… - International Journal of …, 2023 - Elsevier
The interfacial stress-affected zone (ISAZ), characterized by a stress gradient maximizing at
the interface, is considered a key factor in determining the mechanical properties of …

Temperature-dependent reversed fracture behavior of multilayered TiBw/Ti–Ti (Al) composites

H Wu, M Huang, X Li, Y Xia, Z Wang, G Fan - International Journal of …, 2021 - Elsevier
Engineering strong and ductile structural materials has been an enduring pursuit over the
past few decades. Here we proposed a heterogeneous laminated/gradient integrated …

[HTML][HTML] A novel method of experimental determination of grain stresses and critical resolved shear stresses for slip and twin systems in a magnesium alloy

P Kot, M Wroński, A Baczmański, A Ludwik, S Wroński… - Measurement, 2023 - Elsevier
A novel original method of determination of stresses and critical resolved shear stresses
(CRSSs) using neutron diffraction was proposed. In this method, based on the crystallite …

Deformation mechanism of a strong and ductile maraging steel investigated using in-situ X-ray synchrotron diffraction

H Li, Y Liu, W Zhao, B Liu, A Tominaga, T Shobu… - International Journal of …, 2023 - Elsevier
This work aims at revealing the deformation mechanism of a newly developed Fe-18Ni-5Mo-
2Cr-1.2 Ti-0.6 V maraging steel with high strength and good ductility via in-situ synchrotron …

Temperature dependent anisotropic mechanical behavior of TiAl based alloys

B Selvarajou, MH Jhon, RV Ramanujan… - International Journal of …, 2022 - Elsevier
Abstract γ-based titanium aluminides exhibit remarkable mechanical properties at high
temperatures and are deployed in jet engines. The microstructure of these alloys, consisting …

Stress partitioning between bcc and cementite phases discussed from phase stress and dislocation density in martensite steels

N Tsuchida, R Ueji, W Gong, T Kawasaki, S Harjo - Scripta Materialia, 2023 - Elsevier
The present study investigated the tensile deformation behavior of quenched and tempered
martensite steels at various austenitization and tempering temperatures using in situ neutron …

Microplasticity behavior of multiphase high-strength nanobainitic steel based on a modified law of mixtures

ZN Yang, CB Liu, CY Zhang, QW Fang, YG Li… - Materials Science and …, 2021 - Elsevier
The transformation of a metastable phase plays an important role in guaranteeing the
excellent property of a material. However, this transformation introduces a new phase that …

Effect of in-service work hardening on the sliding wear resistance of a heavy haul rail in the gauge corner

G Tressia, JI Pereira, JJ Penagos, E Bortoleto… - Wear, 2021 - Elsevier
This work evaluates the tribological behavior of three samples taken from a pearlitic steel rail
with different hardness values (550, 450 and 370 HV 0.1) due to the in-service work …