A modified micromechanics framework to predict shear involved ductile fracture in structural steels at intermediate and low-stress triaxialities

Y Zhu, R Kiran, J Xing, Z Pan, L Li - Engineering Fracture Mechanics, 2020 - Elsevier
… of shear stress on the micro-mechanisms of ductile fracture is … In metals, the ductile fracture
is a multistep process … study the relationship between the fracture strains and stress triaxiality, …

[PDF][PDF] Micro-mechanisms and modelling of ductile fracture initiation in structural steel after exposure to elevated temperatures. Metals 2021, 11, 767

Y Zhu, S Huang, HU Sajid - 2021 - researchgate.net
ductile fracture initiation is the linkup of multiple voids, either by internal necking or shear
strain … for the establishment of the relationship between the fracture properties of RT steels and …

Micro-mechanisms and modeling of ductile fracture initiation in structural steel after exposure to elevated temperatures

Y Zhu, S Huang, HU Sajid - Metals, 2021 - mdpi.com
ductile fracture initiation is the linkup of multiple voids, either by internal necking or shear
strain … for the establishment of the relationship between the fracture properties of RT steels and …

A new ductile fracture model for structural metals considering effects of stress state, strain hardening and micro-void shape

W Li, Y Jing, T Zhou, G Xing - Thin-Walled Structures, 2022 - Elsevier
… the deviatoric stress state and directly related to the shear stress … uncoupled fracture model
based on the micro-mechanisms … quantitative relationship between the ductility, strength and …

A new micromechanical criterion for ductile fracture of G20Mn5QT cast steels under shear stress

Y Yin, M Li, Q Han, Y Lu, J Bai - International Journal of Steel Structures, 2022 - Springer
… The relationship between ε cl and these two parameters adopted in this paper is as
shown in Eq. 15. This equation was obtained by removing the constant term of the equation …

[PDF][PDF] Ductile fracture in metals: mechanisms and characterization

F Hannard, A Simar, T Morgeneyer - MEALOR II, 2023 - researchgate.net
… materials up to fracture under shear stress states combined with tensile … The relationship
between strain to fracture and stress triaxiality is quite … 8.3 Ductile damage micro-mechanisms

Fracture prediction for metal sheet deformation under different stress states with uncoupled ductile fracture criteria

R Li, Z Zheng, M Zhan, H Zhang, X Cui, Y Lei - Journal of Manufacturing …, 2022 - Elsevier
… [24] believed that the damage accumulation is linear correlated to stress triaxiality. … to
describe the ductile fracture with the maximum shear stress, and a constant stress triaxiality cut-off …

[HTML][HTML] A dislocation-movement-and-void-growth-motivated ductile fracture criterion considering size effect

JH Dong, DY Kong, Z Zheng, B Yang… - International Journal of …, 2020 - Elsevier
maximum normal stress to the maximum shear stress is … Many scholars tried to build a
relationship between tensile stress and … These two micro-mechanisms simultaneously exist in the …

Modelling of ductile fracture in pure iron considering the ductile–brittle transition at very high strain rate

G Su, Q Su, J Sheng, B Wang, H Zhang, J Du… - Engineering Fracture …, 2023 - Elsevier
… Although lacking a basis in the micro-mechanisms of the fracture… The shear stress of VAR4340
steel begins to increase … , the relationship between the temperature and the fracture strain

Experimental and numerical investigation of ductile fracture for AA6061-T6 sheets at room and elevated temperatures

A Kacem, H Laurent, S Thuillier - International Journal of Mechanical …, 2022 - Elsevier
… the ductile fracture of AA6061-T6 aluminum alloy sheet metalductile fracture criterion
inspired from the micro-mechanisms … the relationship between forming limits, temperature, strain