Parametric study of aluminum bar shearing using Johnson-Cook material modeling

S Moakhar, H Hentati, M Barkallah… - Proceedings of the …, 2021 - journals.sagepub.com
Previous studies of the shearing process demonstrated that clearance and shear rate are
the most influential parameters on the geometry of sheared billets. This paper illustrates a …

Fracture mechanism of AISI 1025 rod shearing in automatic multi-stage cold forging and critical shearing speed

KM Kim, JB Byun, J Jeong, JG Kim, SM Hong… - Engineering Fracture …, 2022 - Elsevier
Experimental and numerical studies on shearing processes that focused on automatic multi-
stage cold forging (AMSCF) are conducted to reveal the mechanisms of the fracture …

Evaluation of AW-6082 aluminium bar shearing simulation

S Moakhar, H Hentati, M Barkallah, J Louati… - Advances in Materials …, 2020 - Springer
Bar shearing is an important operation that supplies semi-finished billets to many
metalworking processes such as stamping, extrusion and precision forging. Temperature …

[HTML][HTML] Accuracy of Modified Johnson–Cook Modelling of the Blanking Process through Experimental and Numerical Analysis

L Ben Said, T Kamoun, H Hentati, M Wali - Mathematics, 2024 - mdpi.com
Metal parts undergo a blanking test that involves experimentation with different process
parameters across multiple levels. The presence of uncontrolled burrs (measured as Hbv) …

Thermo-electro-mechanical dynamic and free vibration analysis of FGPM nanobeam with initial stress

N Kammoun, N Feki, H Hentati… - Proceedings of the …, 2024 - journals.sagepub.com
Currently, nanostructures such as nanobeams, nanomembranes and nanoplates have been
a hot area of research triggering. The contribution of this research article deals with both the …

Parametric analysis of steel cutting using Johnson and Cook model

N Kamoun, N Feki, H Hentati, M Haddar - … (A3M'2021), March 25-27, 2021, 2022 - Springer
Many manufacturing applications involve high temperatures and high strain rate
deformations. Experimental tests are very expensive to study those problems. For that, it is …

Numerical and Analytic Analysis of Stress State in Characterization Tests

N Kammoun, C Hammami, S Moakhar… - … Conference Design and …, 2021 - Springer
The study of the failure and plasticity behaviors of materials is essential for manufacturing
processes to avoid numerous related technical issues. Experimental characterization tests …

Analysis of a Three Dimensional Multiphysics System—Application to Thermo-Mechanical Simulation of Shearing

S Moakhar, H Hentati, M Barkallah, J Louati… - … 4.0: Proceedings of the …, 2020 - Springer
Numerical simulation is nowadays an effective tool to satisfy the increasing precision
requirements of metal working industry. The modelling of a single industrial process involves …

Evaluation of AW-6082 Aluminium Bar Shearing Simulation

J Louati, C Bonk, BA Behrens, M Haddar - Advances in Materials …, 2020 - Springer
Bar shearing is an important operation that supplies semi-finished billets to many
metalworking processes such as stamping, extrusion and precision forging. Temperature …