Semi-Solid Processing of Alloys and Composites XII

Erscheinungsjahr 2013
ISBN: 978-3-03785-481-5
Verlag: Trans Tech Publications

Buch, Englisch, 600 Seiten, Format (B × H): 170 mm x 240 mm, Gewicht: 1200 g

These proceedings of the 12th International Conference on Semi-Solid Processing of Alloys and Composites contain the papers which were presented at the conference, held in Cape Town (South Africa) between the 8th and 11th October 2012. The aim of these international conferences is to provide a forum where the leading researchers, engineers and industrialists in this field can gather in order to share their work and knowledge, and hold lively discussions concerning current fundamental issues in semi-solid metal processing. Volume is indexed by Thomson Reuters CPCI-S (WoS).The contents are divided into 5 distinct sections: Microstructure and Properties; Process Development; Modeling, Simulation and Rheology; Materials Development and Alloy Design and Industrial Applications.

Autoren/Hrsg.

Möller, Heinrich

Govender, Gonasagren

Fachgebiete

• Technische Wissenschaften Maschinenbau | Werkstoffkunde Produktionstechnik Fertigungstechnik
• Technische Wissenschaften Verfahrenstechnik | Chemieingenieurwesen | Biotechnologie Metallurgie
• Technische Wissenschaften Maschinenbau | Werkstoffkunde Technische Mechanik | Werkstoffkunde Materialwissenschaft: Metallische Werkstoffe

Inhaltsverzeichnis

Preface and Organizing Committees
Plenary
R-HPDC in South Africa
Alloys for Semi-Solid Processing
Applications of Semi-Solid Slurry Casting Using the Gas Induced Semi-Solid Technique
Industrial Applications of Rheoforming Technology in China
The Technology and Commercialization of Thixomolding®
Chapter 1: Material Development and Alloy Design
Semi-Solid High Pressure Die Casting of Metal Matrix Composites Produced by Liquid State Processing
Production of A356/TiB2 Nanocomposite Feedstock for Thixoforming by an Ultrasonic Method
The Use of High Pressure Direct Squeeze Casting for Semi-Solid Processing of Aluminum Base Nano Composites
Influence of Nanodispersions on Properties and Microstructure Features of Cast and T6 Heat-Treated Al Si Hypoeutectic Alloys
Continuous Production of Metal Matrix Composites from the Semisolid State
Manufacturing of Composite and Hybrid Materials by Semi Solid Forming
Mechanical Properties of Hypo/Hyper-Eutectic Al-Si Bi-Metal Composite Parts Prepared by Thixo-Forging
Reduction of Hot Tearing of Cast Semi-Solid 206 Alloys
Chapter 2: Microstructure and Properties
Evolution of the Solidification Microstructure of Rheocast High Purity Aluminium
Rheo-Processing of Near-Eutectic ADC12 Alloy
Coarsening Mechanism of Isothermal Heat Treatment for ADC14 Semi-Solid Alloy
Microstructure and Mechanical Properties of Hypereutectic Al-Si Alloy with 2% Fe Prepared by Semi-Solid Process
Microstructural Evaluation of Semi-Solid and Thixoformed Parts of LM28 Aluminum Alloy
Characterization of the Microstructure and Rheological Behavior of Al-4wt%Si-2.5wt%Cu Alloy Produced by Direct Chill Casting and Electromagnetic Stirring
Experimental Investigation on 7075 Aluminium Response during Thixoextrusion
The Heat Treatment of Rheo-High Pressure Die Cast Al-Zn-Mg Alloy 7017
Fusion Welding of Rheocast Semi-Solid Metal (SSM) Processed Aluminium Alloy 7017
Property and Quality Optimization of Laser Welded Rheo-Cast F357 Aluminum Alloy
The Heat Treatment of Rheo-High Pressure Die Cast Al-Cu-Mg-Ag Alloy 2139
Globule-Globule Interactions during Deformation in Semi-Solid Al-Cu Using Time-Resolved X-Ray Tomography

In Situ Study of the Altering Globule Packing-Density during Semisolid Alloy Deformation
Determination of Quantity and Localization of Liquid in the Semi-Solid State Using both 3D X-Ray Microtomography and 2D Techniques for Steel Thixoforming
Properties of Thixocast Spring Steel Ratchets
The Influence of Reheating Profile on the Final Microstructure of the Semi-Solid S600 and K100 Tool Steels
Effect of Recrystallization and Partial Melting Method on Microstructural Evolution of SKD61 Tool Steel in Semi-Solid State
Micro-Compression Test of Thixoformed Austenite
Microstructure of Thixoformable Hypoeutectic Cast Iron
R-HPDC of Magnesium Alloys
Corrosion Behaviour of High Pressure Die-Cast and Semi-Solid Cast AZ91, AM60 and AM50 Alloys
Microstructural Evolution of AZ91D-1.5%Er during Semi-Solid Isothermal Treatment
Study on Microstructural Evolution of Deformed Magnesium Alloy during Partial Remelting
Investigation of Correlations between Shear History and Microstructure of Semi-Solid Alloys
Microstructure and Mechanical Properties of Squeeze Cast Semi-Solid Materials
Chapter 3: Modelling, Simulation and Rheology
Squeeze Flow of Semi-Solid Slurries
A Thermomechanical Model Dedicated to Thixoforming. Application to Semi-Solid Forming
A Boubaker Polynomials Expansion Scheme for Solving the Flow of Nonlinear Power-Law Fluid in Semi-Solid State
Experimental and Simulation Study of Microstructure of the Aluminium Alloy 319s in Induction Reheating Process
Numerical Simulation on Rheo-Diecasting of Magnesium Matrix Composites
Numerical Simulation on the Filling Process of Rheological Die Casting and Forming Defects Analysis
Investigate on Flexible Thixo-Extrusion of Complex Part
Friction Welding of Thixocast A356 Aluminium Alloy
Flow Behaviour of M2 Steel Alloy during Semi Solid Isothermal Rapid Compression
The Rheological Behavior of HS6-5-2 Tool Steel for Non-Isothermal Processing
Rheological Properties and Microstructure of Hypereutectic Semi-Solid Al-Si-Mg Alloys Using Rheocasting Route
Rheological Characterization of Semi-Solid A356 Aluminium Alloy
Study on Thixotropic Property of A356 Alloy in Semi-Solid State
Studies on Rheocasting Using Cooling Slope
On the Filling of Semi-Solid during Thixocasting
Wall Slip Effect in Couette Rheometers
A High-Precision Rotational Rheometer for Temperatures up to 1700 °C
High Temperature Flow Behaviour of Semi-Solid Steel Alloys
Chapter 4: Process Development
New Developments with the SEED Technology
Investigation of Semi-Solid Slurries Prepared by Helical Curve Duct
Microstructure of Al Alloy Semi-Solid Slurry Made in Metallic Vessel Using Vibrating Plate
Effect of Superheat on Melting Rate of EEM of Al Alloys during Stirring Using the RheoMetal Process
Preparation of AlSi9Mg Alloy Semi-Solid Slurry by Electromagnetic Stirring Combined with Mechanical Vibration
Preparation and Rheo-Die Casting of Semi-Solid A356 Aluminum Alloy Slurry through a Serpentine Pouring Channel
Experimental Study on Semi-Solid Indirect Squeeze Casting
Effect of the Parameters in Inverted Cone-Shaped Pouring Channel Process on the Microstructure of Semi-Solid 7075 Aluminum Alloy Slurry
Forced Convection Rheomoulding Process for Semisolid Slurry Preparation and Microstructure Evolution of 7075 Aluminum Alloy
Effect of Ultrasounds during the Solidification Process of the A357 Aluminium Alloy
On Non-Dendritic Microstructure Formation during Sand Casting of A356 Alloy
Development of Generation Technology of High Quality Semi-Solid Slurry by Double-Axis-Electromagnetic Stirrer Combined with Properly Designed Cup
Development of Aluminum Die Casting Products with High Accuracy as Well as Superior Die-to-Casting Transcriptional Capability by Using Semi-Solid Method
A357 Aluminium Cast Alloys for Extrusion Processes
Study on the Semi-Solid Thixo-Diecasting Process of Aluminum Alloys and Die Design
Application Research on Annular Electromagnetic Stirring Casting Process of Al-Zn-Mg-Cu Alloy
Rheo-Extrusion of AZ91D
Experimental Study on Rheoforming of Quality Magnesium Alloys
Microstructure Characteristics and Semi-Solid Slurry Formation in Binary Mg-Al Alloys Produced by the RheoMetal Process
Improvement of Free Solidified Surface of Strip Cast Using a Single Roll Caster by Scribing Semisolid Layer
Refining and Recycling of Metal Scraps by Semisolid Processing
Mini-Thixoforming of a Steel Produced by Powder Metallurgy
Casting Wear-Resistant Functionally Gradient Ferrous Alloys via Partial Solidification Processing
Chapter 5: Industrial Applications
Production of Titanium Alloy Components by Semi-Solid Forming
Some Approaches on Industrial Installation of Steel Thixoforged Processes
Tooling Materials and Solutions for Thixoforming of Steel
Industrial Heat Treatment of R-HPDC A356 Automotive Brake Callipers
On the Rheocasting of High Integrity Hollow Shape Components for Automotive Applications Using 357 Aluminum Alloy
Extremely Light Weight Rheocast Components for Automotive Space Frame
Semisolid Forging of Hypereutectic Al-Si Alloy for Automobile AC Compressor Components
Casting and Heat Treatment of Turbocharger Impellers Thixocast from Alloy 201
Semisolid Processing of Al-Sn-Cu Alloys for Bearing Applications
Semi-Solid Preparation and Performance of Magnesium Based Thermoelectric Materials