Influence of the material microstructural properties on a 3-point bending test
The purpose of this study is to highlight the role played by some important factors on
sprinback phenomenon. This latter affects significantly the geometry of the manufactured …
sprinback phenomenon. This latter affects significantly the geometry of the manufactured …
Constitutive modelling effect on the numerical prediction of springback due to a stretch-bending test applied on titanium T40 alloy
Nowadays, numerical simulation by finite element analysis is an essential tool that allows
performing virtually sheet metal forming processes, and therefore to reproduce various …
performing virtually sheet metal forming processes, and therefore to reproduce various …
Dependency of the Young's modulus to plastic strain in DP steels: A consequence of heterogeneity?
The accurate springback prediction of dual phase (DP) steels has been reported as a major
challenge. It was demonstrated that this was due to the lack of understanding of their …
challenge. It was demonstrated that this was due to the lack of understanding of their …
Influence of heterogeneities and of their distribution on the elastoplastic behaviour of metals
Modelling mechanical behaviour of metals is still a challenging task. On one hand, usual
phenomenological modelling is an efficient way to capture limited experimental situations …
phenomenological modelling is an efficient way to capture limited experimental situations …
Comparative study of modelling efficiency regarding localization development
The determination of limit loadings that induce strain localization during material forming
operation is always an important industrial concern, especially when it appears during the …
operation is always an important industrial concern, especially when it appears during the …
A novel constitutive modelling for spring back prediction in sheet metal forming processes
The purpose of this work is to present, by the mean of a numerical study, an elastoplastic
constitutive model of metals which is introduced in finite element code for predicting spring …
constitutive model of metals which is introduced in finite element code for predicting spring …
Young's modulus determination: influence of microplasticity and pseudo-elasticity on metal forming
This paper shows that non-linearity of mechanical behaviour of metal in the elastic regime
has an influence on the forming process. Discrete Dislocation Dynamics simulations show …
has an influence on the forming process. Discrete Dislocation Dynamics simulations show …
Investigation of tensile plastic instability and necking for AL2024T3 aluminum and S235JR steel alloys
V İli - 2019 - open.metu.edu.tr
Tensile plastic instability phenomenon is defined as the mode of deformation so that large
amounts of deformation is localized in a certain region of a component during product life or …
amounts of deformation is localized in a certain region of a component during product life or …
Contribution à l'étude de la déformabilité des métaux lors de la mise en forme
A Maati - 2018 - dspace.univ-setif.dz
La simulation numérique par la méthode des éléments finis devient à l'heure actuelle un
outil incontournable pour l'étude des phénomènes complexes liés à la formabilité des …
outil incontournable pour l'étude des phénomènes complexes liés à la formabilité des …
The True Stress Strain Curve of Cr8 Steel Solved by the Method of Cone Inversion
LC Wang, F Quan, J Song, LG Zhao… - Applied Mechanics and …, 2015 - Trans Tech Publ
To solve the true stress strain of Cr8 steel, a method of cone inversion is used to deal with
the high temperature tensile data. Based on the precise determination and description of …
the high temperature tensile data. Based on the precise determination and description of …