Advances on Hot Extrusion and Simulation of Light AlloysA. Erman Tekkaya, Nooman Ben Khalifa Trans Tech Publications Ltd, 03.12.2009 - 294 Seiten Volume is indexed by Thomson Reuters CPCI-S (WoS). |
Inhalt
| 1 | |
| 9 | |
II Extrusion Benchmark | 19 |
III Microstructure and Heat Treatment | 27 |
An Assessment of the Grain Structure Evolution during Hot Forward Extrusion of Aluminum Alloy 7020 | 35 |
Modeling and Simulation of Microstructure Evolution in Extruded Aluminum Profiles | 42 |
Simulation of the Quench Sensitivity of the Aluminum Alloy 6082 | 51 |
Simulation of Gas and Spray Quenching during Extrusion of Aluminium Alloys | 57 |
A New ConeFriction Test for Evaluating Friction Phenomena in Extrusion Processes | 161 |
Modelling of ThermoMechanical Behaviour of Magnesium Alloys during Indirect Extrusion | 167 |
Numerical Analysis of FourHole Extrusion of Aluminum Alloys | 173 |
ComputerAided Simulation of Metal Flow through Curved Die for Extrusion of Square Section from Square Billet | 180 |
Three Dimensional Upper Bound Modelling for Extrusion of RoundtoOctagon Section Using Linearly Converging Die | 189 |
VI Dies and Tools | 197 |
CreepFatigue Interaction in the AISI H11 Tool Steel | 205 |
FEMAssisted Design of a MultiHole Pocket Die to Extrude UShaped Aluminum Profiles with Different Wall Thicknesses | 213 |
An Approach to Simulate Shape Distortion due to Cooling in Aluminum Extrusion | 65 |
Analysis of Polypropylene Deformation in a 135 ECAE Die Experiments and ThreeDimensional Finite Element Simulations | 71 |
IV Seam Welds and Composite Extrusion | 79 |
Accurate Welding Line Prediction in Extrusion Processes | 87 |
Simulation of Porthole Die Extrusion Process Comparing NEM and FEM Modelling | 97 |
Numerical Analysis of Aluminum Alloys Extrusion through Porthole Dies | 105 |
Simulation of the CoExtrusion of Hybrid MgAl Profiles | 112 |
Effect of Tube Wall Thickness in Joining of Aluminum Tube and Holed Rib by Extrusion | 121 |
Numerical and Experimental Investigations of the Production Processes of Coextruded AlMgCompounds and the Strength of the Interface | 129 |
The Use of Extruded Profiles as Filling Material in Friction Stir Welding FSW | 136 |
V Material Flow and Constitutive Equations | 145 |
Friction in Double Action Extrusion | 153 |
Localization of the Shear Zone in Extrusion Processes by Means of Finite Element Analysis | 221 |
A Case Study to Solve the Problem of Wall Thickness Attenuation during Extrusion to Produce a Complex Hollow Magnesium Profile | 227 |
Manufacturing of CarbonResin Separator by Die Sliding Extrusion | 235 |
VII Process Control and Optimization | 241 |
Contrasting Models to Determine the Approximate Extrusion Process Conditions for the First Billet | 249 |
Study of Flow Balance and Temperature Evolution over Multiple Aluminum Extrusion Press Cycles with HyperXtrude 90 | 257 |
Numerical Design of Extrusion Process Using Finite ThermoElastoviscoplasticity with Damage Prediction of Chevron Shaped Cracks | 265 |
Integrated Extruder Plant Automation with Learning Control | 273 |
Keywords Index | 281 |
Authors Index | 283 |
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alloy aluminum aluminum alloy aluminum extrusion analysis angle applied bearing billet billet temperature boundary calculated carried channel coefficient compared comparison complexity computed considered constant container cooling deformation depends described determined developed diameter direction distribution effect element evolution exit experimental experiments extrusion process FEM simulation field final finite element flat force forming friction function geometry grain heat increasing influence inside interface International length load material material flow measured mechanical metal flow method microstructure numerical obtained parameters particle performed plastic pocket position predict present pressure properties quenching range ratio sample shape shear shown shows side simulation specimen strain strain rate strength stress structure surface Table Technology temperature thickness tool tube values variables velocity wall welding chamber yield zone