5th esaform conference on Material Forming Akademia Górniczo-Hutnicza Kraków, April 13-17, 2002 conference programme

11:00 – 11:30 INVITED LECTURE: PREDICTION OF LOCALIZED WRINKLING IN METAL FORMING PROCESS

A. Lejeune, N. Boudeau, J.C. Gelin (University of Franche-Comté and CNRS, Besançon, France)

11:30 – 11:50 ON ADAPTIVE MESH REFINEMENT IN WRINKLING PREDICTION ANALYSIS

A. Selman (Netherlands Institute for Metals Research, Delft, The Netherlands), T. Meinders, A.H. van den Boogaard, J. Huetink (University of Twente, Enschede, The Netherlands)

11:50 – 12:10 EXPERIMENTAL ANALYSIS OF FORM ERRORS IN STAINLESS STEEL BLANKING

P. Franco, F. Faura, M. Estrems (Universidad Politécnica de Cartagena, Spain)

12:10 – 12:30 NUMERICAL MODELLING OF BLANKING PROCESS FOR THIN SHEET METAL PARTS

V. Lemiale, P. Picart (University of Franche-Comté, Besançon, France), S. Meunier (Augé Découpage Company, Besançon, France)

12:30 – 12:50 DRY DEEP DRAWING USING CERAMICS TOOLS

S. Kataoka (The Tokyo Metropolitan Industrial Technology Research Institute, Tokyo, Japan), H. Ike (RIKEN, Japan)
11:00 - 12:30 ROOM E

Mini-symposium 13 - Damage Modelling in Metal Forming

K. Saanouni, (Troyes, France), M. Brunet (Lyon, France)

Chair – K. Saanouni

11:00 - 11:30 INVITED LECTURE: ANISOTROPIC DUCTILE FRACTURE IN SHEET METAL FORMING PROCESSES USING DAMAGE THEORY

M. Brunet, F. Morestin, H. Walter (Laboratoire de Mécanique des Solides - INSA de Lyon, Villeurbanne, France)

11:30 - 11:50 DAMAGE MODELING IN COLD BULK METAL FORMING USING ADAPTIVE THEORY

S.V. Smirnov (Institute of Mechanical Technology, IMASH, Russian Academy of Science, Ekaterinburg, Russia), N.V. Biba, S.A. Stebounov (Quantor-Soft Ltd., Moscow, Russia)

11:50 - 12:10 GRADIENT-DEPENDENT NON-LOCAL CONSTITUTIVE FORMULATION FOR THERMO-ELASTO-PLASTICITY COUPLED WITH ISOTROPIC DAMAGE

X.P. Shen (LASMIS, Technical University of Troyes, France; Northeastern University, China), K. Saanouni (LASMIS, Technical University of Troyes, France)

12:10 - 12:30 MODELLING OF DUCTILE FRACTURE INITIATION IN BULK METAL FORMING

J.M.A César de Sá, Francisco M. A. Pires (Universidade do Porto, Porto, Portugal)
13:00 – 14:00 Lunch
14:20 - 16:10 ROOM A

Mini-symposium 5 - Polymers: from Processing to Recycling

A. Gałęski (Łodź, Poland), J.-M. Haudin, (Sophia Antipolis, France), D. Żuchowska (Wrocław, Poland)

Chair – J.M. Haudin

14:20 - 14:50 INVITED LECTURE: CRYSTALLIZATION OF POLYMERS IN TEMPERATURE GRADIENT

E. Piorkowska, A. Pawlak (Centre of Molecular and Macromolecular Studies, Polish Academy of Sciences, Łódź, Poland) J.-P. Chapel ( Universite Claude Bernard, Lyon, France) R. Nowacki (Centre of Molecular and Macromolecular Studies, Polish Academy of Sciences, Łódź, Poland)

14:50 - 15:10 NON ISOTHERMAL INVESTIGATION OF THE POLYMER CAST FILM PROBLEM

C. Sollogoub (Ecole des Mines de Paris, CEMEF, Sophia Antipolis, France), Y. Demay (Ecole des Mines de Paris, CEMEF, Sophia Antipolis; Universite de Nice, Sophia Antipolis, France) J.F. Agassant (Ecole des Mines de Paris, CEMEF, Sophia Antipolis, France)

15:10 - 15:30 iPP ORIENTATION AND CRYSTALLINITY AS REVEALED IN QUENCHED SAMPLES (OFF-LINE) AND DURING FILM CASTING (ON-LINE) BY FT-IR AND DICHROIC METHODS

G. Lamberti, R. Crisci, I. Russo, P. Iannelli, V. Brucato, G. Titomanlio (University of Salerno, Fisciano, Italy)

15:30 - 15:50 MONITORING SOLIDIFICATION PROCESS DURING INJECTION MOULDING: THE "INDENTATION TEST"

S. Piccarolo, V. La Carrubba (DICPM, University of Palermo, Palermo, Italy), W. Gabrielse, M. van Gurp (DSM Research, Geleen, The Netherlands)

15:50 - 16:10 X-RAY STUDY OF INDUCED CRYSTALLIZATION AND ORIENTATION IN PET UNDER BIAXIAL LOADING: APPLICATION TO BLOW-MOULDING PROCESS

Y. Marco, L. Chevalier, M. Chaouche (LMT-Cachan, Cachan, France)
14:30 - 16:10 ROOM B

Mini-symposium 14 - Numerical and Physical Investigation of Forging

L. Fourment, J.-L. Chenot (Sophia Antipolis, France)

Chair – J.-L. Chenot

14:30 - 14:50 INFLUENCE OF OXIDE SCALE ON THE HEAT TRANSFER COEFFICIENT DURING HOT FORGING OF TURBINE BLADES

P.F. Bariani, T. Dal Negro, S. Masiero (DIMEG, University of Padova, Italy)

14:50 - 15:10 THERMO-MECHANICAL CONSTITUTIVE LAWS FOR A SEMI-TRANSPARENT VISCOUS LUBRICANT

E. Vidal-Salle, J.-C. Boyer (INSA de Lyon, France)

15:10 - 15:30 CONSTITUTIVE MODEL FOR FEM SIMULATION OF SECONDARY YIELDING

A. Rosochowski, R. Balendra (University of Strathclyde, Glasgow, UK)

15:30 - 15:50 ADVANCED METHOD OF SOLVING THE DIE FILLING PROBLEM IN COLD FORMING OF AN AXI-SYMMETRICAL AL-COMPONENT

R. K. Uyyuru, S. Støren (Norwegian University of Science and Technology, Trondheim, Norway)

15:50 - 16:10 EXTENSION OF FORMING LIMITS IN FORGING OF LESS DUCTILE LIGHT WEIGHT METALS BY MEANS OF SUPERIMPOSED HYDROSTATIC PRESSURE

F. Meiners, R. Schmidt-Jürgensen (University of Hanover, Germany)
14:20 - 16:10 ROOM C

Mini-symposium 4 - Modelling of Microstructure and Thermomechanical Processing

S. Zając (Stockholm, Sweden), R. Kuziak (Gliwice, Poland), D. Ferguson (Troy, USA), M. Głowacki (Kraków, Poland)

Chair – S. Zając

14:20 - 14:50 INVITED LECTURE: A NEW STATE-VARIABLE MODEL FOR THE HOT DEFORMATION OF WASPALOY

M.A. Rist, S.M. Roberts, R.C. Reed (University of Cambridge, UK), J. W. Brooks (QinetiQ Ltd, Farnborough, UK)

14:50 - 15:10 INDUSTRIAL VALIDATION OF THE MICROSTRUCTURE EVOLUTION MODEL FOR AUSTENITIC STEEL

R. Kuziak (Institute for Ferrous Metallurgy, Gliwice) W. Madej, J. Nowak, M. Głowacki (Akademia Górniczo-Hutnicza, Kraków, Poland)

15:10 - 15:30 EFFECT OF DIFFERENT COOLING PATTERNS ON MECHANICAL PROPERTIES AND STRUCTURE FORMATION OF LABORATORY ROLLED C-MN-SI-CR-MO STEEL

Š. Pacholková, A. Moráfková (NOVÁ HUŤ a. s., Ostrava-Kunčice, Czech Republic), I. Schindler (Technical University of Ostrava, Czech Republic), V. Vodárek (VÍTKOVICE Research and Development, Ostrava, Czech Republic), J. Dänemark (Technical University of Ostrava, Czech Republic), H. Taylor (Dept. of Engineering & Technology MMU, Manchester, UK)

15:30 - 15:50 MODELLING OF MICROSTRUCTURAL EVOLUTION OF THE NIMONIC 115 DURING HOT WORKING

C. Bruni (University of Ancona, Italy), P. Cavaliere (University of Lecce, Italy), A. Forcellese (University of Ancona, Italy), F. Gabrielli (University of Ancona, Italy)

15:50 - 16:10 QUENCHING OPERATION OF ALUMINIUM ALLOYS: MEASUREMENTS AND NUMERICAL SIMULATIONS

J. Gilles, B. Bourouga, A. Sorin (UMR CNRS 6607, EPUN Nantes, France)
14:20 - 16:10 ROOM D

Mini-symposium 17 - Sheet Metal Forming

P. Picart (Besancon, France), A.-M. Habraken (Liege, Belgium)

Chair – A.-M. Habraken

14:20 - 14:50 INVITED LECTURE: EFFECT OF MATERIAL HARDENING ON SPRINGBACK PROBLEMS IN SHEET METAL FORMING

R. Weyler, G.Duffett, C. de la Cruz (QUANTECH ATZ, Spain)

14:50 - 15:10 Tooling design compensating springback error AFTER DEEP DRAWING AND TRIMMING OPERATIONS

Z. Zimniak (Wrocław University of Technology, Poland)

15:10 - 15:30 FACTORS OF INFLUENCE ON THE SPRINGBACK OF FORMED METAL SHEETS

B. Chirita (University of Bacau, Romania)

15:30 - 15:50 FINITE ELEMENT STUDY OF PLATE BENDING PROCESS

M. Math (University of Zagreb, Croatia), B. Grizelj (University of Osijek, Croatia)

15:50 - 16:10 METHODOLOGY TO OBTAIN THE IDEAL BLANK SHAPE IN DEEP DRAWING PROCESSES BY USING THE FINITE ELEMENT METHOD

M.E. Moreno, J. Carvalho (Universidade de São Paulo, Escola de Engenharia de São Carlos, São Carlos, Brasil), H. Al-Qureshi (Instituto Tecnológico de Aeronáutica, São José dos Campos, Brasil), J. Lirani (Universidade de São Paulo, Escola de Engenharia de São Carlos, São Carlos, Brasil)
14:30 - 15:40 ROOM E

Mini-symposium 13 - Damage Modelling in Metal Forming

K. Saanouni (Troyes, France), M. Brunet (Lyon, France)

Chair – M. Brunet

14:30 - 15:00 INVITED LECTURE: CONTINUUM DAMAGE MECHANICS AS TOOL TO IMPROVE VIRTUAL METAL FORMING

K. Saanouni (LASMIS, Technical University of Troyes, France)

15:00 - 15:20 THE INFLUENCE OF THERMOMECHANICAL PROCESSING INDUCED PREFERRED ORIENTATION ON DYNAMIC DAMAGE EVOLUTION IN A TI-6-4 ALLOY

D. A. S. Macdougall, W.R. Thissell, J. Bingert, C. Trujillo (Los Alamos Laboratory, USA)

15:20 - 15:40 A SIMPLIFIED INVERSE APPROACH WITH DAMAGE CONSIDERATION FOR SHEET METAL FORMING MODELING

Y.Q. Guo, K. Debray, G. Loppin (University of Reims, France)
16:10 – 16:40 Coffee
16:40 – 18:30 ROOM A

Mini-symposium 5 - Polymers: from Processing to Recycling

A. Gałęski (Łodź, Poland), J.-M. Haudin, (Sophia Antipolis, France), D. Żuchowska (Wrocław, Poland)

Chair – N. Billon

16:40 – 17:10 INVITED LECTURE: INFLUENCE OF MOLECULAR PARAMETERS ON HIGH-STRAIN DEFORMATION OF POLYETHYLENE IN PLANE-STRAIN COMPRESSION

Z. Bartczak (Centre of Molecular and Macromolecular Studies, Polish Academy of Sciences, Łódź, Poland)

17:10 – 17:30 FORMING OF THERMOPLASTICS WITH THE USE OF METAL FORMING TOOLS

Z. Kampus (University of Ljubliana, Ljubliana, Slovenia), A. Adamlje (Saturnus Avtooprema, d.o.o., Ljubljana, Slovenia)

17:30 – 17:50 TECHNICAL, ENVIRONMENTAL AND ECONOMIC ASPECTS OF THE USE AND RECYCLING OF PLASTICS

A. Wasiak (Technical University of Białystok/IPPT PAN, Warszawa, Poland)

17:50 – 18:10 RECYCLING OF PLASTIC WASTE IN WESTERN AND CENTRAL EUROPE

M. Kozlowski (Wrocław University of Technology, Wrocław, Poland)

18:10 – 18:30 ORIENTED FILMS FROM RECYCLED PET/RECYCLED HDPE COMPATIBILIZED BLEND

J. Morawiec (Centre of Molecular and Macromolecular Studies, Polish Academy of Sciences, Łódź, Poland) , N.P. Krasnikova (Topchiev Institute of Petrochemical Synthesis, Moscow, Russia), A. Gałęski (Centre of Molecular and Macromolecular Studies, Polish Academy of Sciences, Łódź, Poland), M. Pracella (Centro Studi Materiali Macromol. Polifasici e Biocompatibili, C.N.R., Pisa, Italy)
16:40 - 18:30 Mechanisms of deformation ROOM B

Chair – R. Śliwa

16:40 – 17:10 INVITED LECTURE: SHEAR BANDING IN F.C.C. CRYSTALS WITH COPPER ORIENTATION

M. Darrieulat (Ecole Nationale Supérieure des Mines de Saint-Etienne, France)

17:10 – 17:30 RESIDUAL STRESSES AND THEIR EFFECTS ON THE ELASTIC-PLASTIC AND PLASTICALLY TWISTED BARS

G. Brabie (University of Bacău, Romania)

17:30 – 17:50 AN ANALYSIS OF THE WARPING PHENOMENON AND ITS EFFECTS ON THE ELASTIC-PLASTIC AND PLASTICALLY TWISTED NONCIRCULAR BARS

G. Brabie (University of Bacău, Romania)

17:50 – 18:10 ANALYSIS OF MATERIAL FLOW IN PLANE-STRAIN COMPRESSION

J. Schöck, B. Kröplin, K. Pöhlandt (University of Stuttgart, Germany)

18:10 – 18:30 EFFECTS OF STRAIN RATE ON ABSORBED ENERGY IN CRUSHING OF BOX COLUMNS

B. Carlsson (SSAB Tunnplat, Borlange, Sweden)
16:50 - 18:30 Numerical modelling ROOM C

Chair – Z. Malinowski

16:50 – 17:10 COMPUTATIONAL MODELLING OF METAL FORMING PROCESSES

A.J. Williams, T.N. Croft, M. Cross (University of Greenwich, UK)

17:10 – 17:30 FINITE ELEMENT MODELLING OF THE INERTIA FRICTION WELDING PROCESS BETWEEN DISSIMILAR MATERIALS

L. D’Alvise, E. Massoni (Ecole des Mines de Paris, CEMEF, Sophia-Antipolis, France), S.J. Walløe (Rolls-Royce plc., Derby, UK)

17:30 – 17:50 VALIDATION OF IN718 SPF & DB PROCESSES FOR THE DESIGN OF AIRCRAFT ENGINE PARTS

A. Mugarra, K. Ostolaza (Industria de Turbo Propulsores, Zamudio, Spain), J.L. Alcaraz (University of the Basque Country, Bilbao, Spain)

17:50 – 18:10 NUMERICAL SIMULATION AND EXPERIMENTS DESCRIBING THE BEHAVIOUR OF BCC STEELS AT HIGH STRAIN RATES

M. Forejt (VUT FSI Brno, Czech Republic), R. Samek (VA Brno,, Czech Republic)

18:10 – 18:30 A NUMERICAL METHOD FOR THE STUDY OF THE BAROTROPIC FLOW IN THE CASE OF VISCOUS FLUID

L. Topliceau (Unversity of Bacau, Romania)
16:40 - 18:30 ROOM D

Mini-symposium 17 - Sheet Metal Forming

P. Picart (Besancon, France), A.-M. Habraken (Liege, Belgium)

Chair – A.M. Habraken

16:40 - 17:10 INVITED LECTURE: IDENTIFICATION OF KINEMATIC AND ISOTROPIC HARDENINGS USING A PURE BENDING TEST MACHINE

G. Arnold, O. Hubert, R. Billardon (Université Paris, Cachan, France)

17:10 - 17:30 ALUMINUM SHEET FORMING SIMULATIONS: INFLUENCE OF THE YIELD SURFACE

A.H. van den Boogaard (University of Twente, Enschede, The Netherlands), P.J. Bolt, R.J. Werkhoven, M.H.F.M. van Hout (TNO Industrial Technology, Eindhoven, The Netherlands)

17:30 - 17:50 ABOUT THE UNDER-ESTIMATED INFLUENCE OF THE YIELDING PLATEAU

A. Col (Consultac, Thionville, France)

17:50 - 18:10 TAILORED WELDED BLANKS CHARACTERIZATION FOR FINITE ELEMENT ANALYSIS OF METAL FORMING APPLICATION

G. Palumbo, S. Pinto, L. Tricario (Politecnico di Bari, Italy)

18:10 - 18:30 OFF-SET ROLLER BENDING OF ALUMINIUM SPACE FRAME

S. Kato, J. Endou (Kanagawa Institute of Technology, Japan), T. Anzai (Amada Engineering Center, Japan)
18:30 Closing of the Conference ROOM A

Thursday – April 18, 2002

9:00 - 12:00 Visit to the Faculty of Metallurgy and Materials Science