Advances on Extrusion Technology and Simulation of Light Alloys

Special topic volume
Erscheinungsjahr 2008
ISBN: 978-0-87849-467-5
Verlag: Trans Tech Publications

Buch, Englisch, 242 Seiten, Format (B × H): 170 mm x 240 mm, Gewicht: 600 g

Volume is indexed by Thomson Reuters BCI (WoS).This collection offers a fully representative snapshot of modelling activities as applied to processes involving extrusion. It covers a wide range of topics, grouped into the categories: benchmark, keynotes, material flow and constitutive equations, microstructure, seam welds and process optimization, dies and tools.

Autoren/Hrsg.

Tomesani, Luca

Donati, Lorenzo

Fachgebiete

• Technische Wissenschaften Verfahrenstechnik | Chemieingenieurwesen | Biotechnologie Technologie der Kunststoffe und Polymere
• Technische Wissenschaften Maschinenbau | Werkstoffkunde Technische Mechanik | Werkstoffkunde Materialwissenschaft: Polymerwerkstoffe

Inhaltsverzeichnis

Committees
Preface
I. Extrusion Benchmark
Extrusion Benchmark 2007 – Benchmark Experiments: Study on Material Flow Extrusion of a Flat Die
II. Keynotes
Modifications of the Extrusion Process of Magnesium Alloys for Improved Mechanical Properties
Experimental Techniques to Characterize Large Plastic Deformations in Unlubricated Hot Aluminum Extrusion
Innovative Methodologies for the Simulation of Static Recrystallisation during the Solution Soaking Process of Shape Extrusion
III. Material Flow and Constitutive Equations
Flow Front Tracking in ALE/Eulerian Formulation FEM Simulations of Aluminium Extrusion
Numerical Optimization of Bearing Length in Composite Extrusion Processes
Recent Developments in the Manufacture of Complex Components by Influencing the Material Flow during Extrusion
FE Simulation of Extrusion to Produce a Thin-Walled Wide Profile through a Spreading Pocket Die
Aluminum Rod Extrusion and Material Modeling
Hot Workability and Constitutive Equations of ZM21 Magnesium Alloy
Constitutive Models for AZ31 Magnesium Alloys
IV. Microstructure
Insights to Extrusion from Finite Element Modeling
Study on Thixo-Extrusion of Semi-Solid Wrought Magnesium Alloy
Microstructure Prediction of Hot-Deformed Aluminium Alloys
Application of Adaptive Mesh and ALE Method in Simulation of Extrusion of Aluminum Alloys
V. Seam Welds and Process Optimization
Seam Welds Modeling and Mechanical Properties Prediction in the Extrusion of AA6082 Alloy
A Laboratory Scale Equipment to Relieve Force and Pressure in Cold Extrusion of Lead Hollow Components
Analysis of Metal Flow through a Porthole Die to Produce a Rectangular Hollow Profile with Longitudinal Weld Seams
Simulation-Based Design of Ram Speed Profile for Isothermal Extrusion
Input Parameters Determination for Predicting Ram Speed and Billet Temperature for the First Billet
VI. Dies and Tools
Creep and Fatigue Damage in Hot Work Tools Steels during Copper and Aluminium Extrusion
Microscopic Examination of the Fracture Surfaces of an H 13 Hot Extrusion Die due to Failure at the Initial Usage Stage
Simulation of Direct Extrusion Process and Optimal Design of Technological Parameters Using FEM and Artificial Neural Network
Numerical Simulation of Combined Forward-Backward Extrusion
Mechanical Solutions for Hot Forward Extrusion under Plane Strain Conditions by upper Bound Method
Different Possibilities of Process Analysis in Cold Extrusion
A New Low Friction Die Design for Equal Channel Angular Extrusion
Modeling Approach for Determination of Backward Extrusion Strain Energy on AlCu5PbBi