11th ESAFORM2008 conference on material forming. Lyon, France.
23, 24 and 25 april 2008


Planning Details

Anisotropy and formability - MS04

Wednesday April 23, 2008

Session 1
Room Pommard, Chairman : Dorel Banabic
Key note

11:40 - 12:10
"Modeling of plastic anisotropy with reduced polycrystalline models, application to aluminum alloys"
G. Rousselier and F. Barlat
Centre des Matériaux ENSMP
(Download PDF 174 - 0.15 Mb)
12:10 - 12:30"Characterization of material behaviour under pure shear condition"
W. Hußnätter and M. Merklein
Friedrich-Alexander-Universität Erlangen-Nürnberg
(Download PDF 113 - 0.3 Mb)
12:30 - 12:50"Investigation of the mechanical behaviour of advanced high strength steels under various loading conditions"
M. Geiger, M. Merklein and M. Kaupper
Chair of Manufacturing Technology, University of E
(Download PDF 127 - 0.86 Mb)
Session 2
Room Pommard, Chairman : Toshihiko Kuwabara
Key note

14:10 - 14:40
"The effect of prestrain and solution heat treatment on the formability of a 2024 aluminium alloy"
M. O Donnell, A. G. Leacock, D. Banabic, D. Brown and R. J. Mc Murray
University of Ulster
(Download PDF 218 - 0.14 Mb)
14:40 - 15:00"Anisotropic finite plasticity with combined hardening and application to sheet metal forming"
I. N. Vladimirov and S. Reese
Technische Universitat Braunschweig
(Download PDF 159 - 0.95 Mb)
15:00 - 15:20"A micro-mechanically based quadratic yield condition for textured polycrystals"
A. Bertram, T. Boehlke and G. Risy
Otto-von-Guericke-Universität Magdeburg, Germany
(Download PDF 233 - 0.06 Mb)
15:20 - 15:40"Modeling damage in finite elasto-plasticity"
S. Cleja - Tigoiu
Faculty of Mathematics and Computer Science, Unive
(Download PDF 480 - 0.1 Mb)
15:40 - 16:00"Strain path dependent stiffness degradation of a loaded sheet"
M. Vrh, M. Halilovic and B. Stok
Faculty of Mechanical Engineering Ljubljana
(Download PDF 611 - 0.4 Mb)
Session 3
Room Pommard, Chairman : Dorel Banabic
16:20 - 16:40"Characterisation of az31b magnesium alloy formability in warm forming conditions"
G. Ambrogio, C. Bruni, S. Bruschi, L. Filice, A. Ghiotti and M. Simoncini
The University of Calabria
(Download PDF 186 - 0.18 Mb)
16:40 - 17:00"Issues in connection to the prediction of strain localization in metal sheets"
K. Mattiasson, M. Sigvant and M. Larsson
(Download PDF 205 - 0.34 Mb)
17:00 - 17:20"Bauschinger effect correspodence of experimetal tests"
X. Lemoine and A. Aouafi
Centre automobile Produit, Arcerlor research S.A.,
(Download PDF 226 - 1.07 Mb)
17:20 - 17:40"Strain localization and damage prediction during sheet metal forming"
B. Haddag, F. Abed - Meraim and T. Balan
ENSAM of Metz
(Download PDF 236 - 0.15 Mb)
17:40 - 18:00"Consideration of strain induced changes of texture in material modelling"
R. Schleich, M. Sindel and M. Liewald
Institute for Sheet Metal Forming Technology
(Download PDF 241 - 0.9 Mb)

Thursday April 24, 2008

Session 4
Room Pommard, Chairman : Frederic Barlat
Key note

10:20 - 10:50
"Determining subsequent yield surface of pure titanium sheet by use of abrupt strain path change"
T. Kuwabara and Y. Horiuchi
Tokyo University of Agriculture and Technology
(Download PDF 225 - 0.21 Mb)
10:50 - 11:10"Surface friction stir method to improve formability and spring-back of aa5052-h32 sheets"
S. Park, C. G. Lee, H. N. Han, N. Ma and K. Chung
Seoul National University
(Download PDF 258 - 0.13 Mb)
11:10 - 11:30"Investigation of fracture behaviour in trip steels"
J. Danzeisen, M. Merklein and K. Roll
Daimler AG
(Download PDF 261 - 0.33 Mb)
11:30 - 11:50"Theoretical prediction of failure in forming of friction stir welded blanks"
A. A. Zadpoor, J. Sinke and R. Benedictus
Netherlands Institute for Metals Research and Delf
(Download PDF 269 - 0.15 Mb)
11:50 - 12:10"New constitutive equation for plasticity in high speed torsion tests of metals"
J. D. Bressan and K. Lopez
(Download PDF 348 - 1.18 Mb)
12:10 - 12:30"Influence of plastic anisotropy on the mechanical behaviour of clinched joint of coated thin steel sheets"
S. Saberi, N. Enzinger, R. Vallant, H. Cerjak and J. Hinterdorfer
Graz University of Technology
(Download PDF 442 - 0.41 Mb)
12:30 - 12:50"Analytical approach to predict anisotropic material properties from cup drawings"
J. W. Yoon, R. E. Dick and F. Barlat
ALCOA Center
(Download PDF 614 - 0.12 Mb)
12:50 - 13:10"About the mechanical data required to describe the anisotropy of thin sheets to correctly predict the earing of deep-drawn cups"
S. Soare and D. Banabic
Technical University of Cluj-Napoca
(Download PDF 616 - 0.21 Mb)

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