Magnesium Technology 2013

  • ID: 2496195
  • Book
  • 400 Pages
  • John Wiley and Sons Ltd
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The Magnesium Technology Symposium, the event on which this volume is based, is one of the largest yearly gatherings of magnesium experts in the world. Papers reflect all aspects of the field including primary production to applications, recycling, basic research findings, and industrialization. Readers will find broad coverage of current topics, including alloys and their properties, cast products and processing, wrought products and processing, corrosion and surface finishing, ecology, and more. New and emerging applications in such areas as hydrogen storage are also examined.
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Preface xi

About the Editor xiii

About the Organizers xiv

Session Chairs xvii

Magnesium Technology 2013

Plenary

A Brief History of the Development of Grain Refinement Technology for Cast Magnesium Alloys 3D. StJohn, P. Cao, M. Qian, and M. Easton

Creep

Compressive Creep Properties of Wrought High Temperature Magnesium Alloys in Axial and Transverse
Orientation– A Neutron Diffraction Study 11D. Sediako, L. Bichler, M. van Hanegem, and S. Shook

Creep Behaviour of Mg Binary Solid Solutions 17S. Abaspour, and C. Caceres

Influence of Yttrium on Creep Behavior in Nano–Crystalline Magnesium Using Molecular Dynamics
Simulation 21M. Bhatia, and K. Solanki

Aging Behavior and Microstructural Evolution in Mg–3Nd–0.2Zn–0.5Zr Alloy 27A. Zadeh, X. Xia, A. Luo, J. Jakes, and D. Stone

Cast Materials

FE Modelling of Tensile and Impact Behaviours of Squeeze Cast Magnesium Alloy AM60 35S. DiCecco, W. Altenhof, and H. Hu

High Temperature Deformation of Magnesium Alloy TX32–0.4Al–0.8Si 41C. Dharmendra, K. Rao, N. Hort, and K. Kainer

Primary Production and Shaping

Doing Projects in a Foreign Language – Communications Management, Issues and Strategies 49D. Xian

Impact of Site Elevation on Mg Smelter Design 55P. Baker

Purification of Highly Contaminated Magnesium Melt 59B. Moon, B. You, and K. Koh

Selective Laser Melting of Magnesium and Magnesium Alloys 65M. Gieseke, C. Noelke, S. Kaierle, V. Westing, and H. Haferkamp

Evolution of the Magnetherm Magnesium Reduction Process 69J. Sever, andM. Bal lain

Research on New Type Materials Preparation for Magnesium Production by Silicothermic Process 75M. Wen, T. Zhang, Z. Dou, X. Ren, R. Zhang, and L. Zhou

Texture and Twinning

Effect of Grain Size and Basal Texture on Tensile Properties and Fracture Characteristics of Extruded
AZ31 Alloy 83H. Chen, T. Lui, and L. Chen

Interaction between a Mg17Al12 Precipitate and {1012} Twin Boundary in Magnesium Alloys 89B. Li, and S. Mathaudhu

Microstructure and Texture Evolution in a Magnesium Alloy during Extrusion at Various Extrusion Speeds 95Q. Ma, S. Horstemeyer, B. Li, Z. McClelland, P. Wang, andM. Horstemeyer

The Texture and Microstructure Evolution of Mg–Zn–Ce Alloys 101M. Sanjari, A. Farzadfar, T. Sakai, H. Utsunomiya, E. Essadiqi, L Jung, and S. Yue

Twin Boundary Migration Creating Zero Shear Strain: In–Situ TEM Observations and Atomistic Simulations 107B. Liu, B. Li, and Z. Shan

Microstructure Characterization of Weakly Textured and Fine Grained AZ61 Sheet 113T. Berman, W. Donlon, C. Hung, P. Milligan, R. Decker, T. Pollock, and J. Jones

Wrought Materials I

Flow Behavior and Hot Workability of Pre–Extruded AZ80 Magnesium Alloy 121L. Gao, A. Luo, S. Wang, and X. Zeng

Inverse Strain Rate Sensitivity of Bendability of an AZ31 Sheet in Three–Point Bending 127B. Li, S. Horstemeyer, A. Oppedal, P. Wang, and M. Horstemeyer

Annealing of Cold and Warm Rolled AZ3 IB Magnesium Alloy Sheets 133L. Catorceno, and D. Lopes

Gas–Pressure Bulge Forming of MgAZ31 Sheet at 450°C 139A. Carpenter, J. Carter, L. Hector Jr., and E. Taleff

Corrosion I

Efficiency of a New Hexavalent Chromium–Free Chemical Pickling Process Based on Organic and Inorganic
Acids on Magnesium Alloys Mg–Y–RE–Zr and Mg–Zn–RE–Zr 147H. Ardelean, A. Seyeux, S. Zanna, P. Marcus, S. Pettier, N. Le Pottier, and D. Lecuru

Galvanic Corrosion of Mg–Zr Alloy and Steel or Graphite in Mineral Binders 153D. Lambertin, A. Rooses, and F. Frizon

The Influence of Mg–Zr Master Alloy Microstructure on the Corrosion of Mg 157D. Gandel, M. Easton, M. Gibson, T. Abbott, and N. Birbilis

The Use of AC–DC–AC Methods in Assessing Corrosion Resistance Performance of Coating Systems for
Magnesium Alloys 163R. McCune, V. Upadhyay, Y. Wang, and D. Battocchi

Corrosion Behavior of Cerium–Based Conversion Coatings on Magnesium Alloys Exposed to Ambient Conditions 169C. Castano, S. Maddela, and M. O′Keefe

Nanostructured Materials

Thermal Stability of Ultra–Fine Grained Magnesium Alloy Processed by Extrusion and ECAP 175J. Vratna, and M. Janecek

Corrosion II

Formation of Vanadate Conversion Coating on AZ31 Magnesium Alloy 183S. Salman, K. Kuroda, and M. Okido

Joining and Friction Processing

Micro structure Modification and Performance Improvement of Mg–RE Alloys by Friction Stir Processing 191Y. Wu, L. Peng, F. Zheng, X. Li, D. Li, and W. Ding

A Multi–Stage Approach for Predicting Fatigue Damage in Friction Stir Spot Welded Joints of Mg AZ31 Alloy 197H. Rao, and J. Jordon

Wrought Materials II

Recrystallization Behavior of a MgAlCa Alloy during Thermomechanical Processing and Subsequent Heat
Treatment 205V. Miller, and T. Pollock

The Influence of Deformation Mechanisms on Rupture of AZ31B Magnesium Alloy Sheet at
Elevated Temperatures 211A. Antoniswamy, A. Carpenter, J. Carter, L. Hector, and E. Taleff

Effect of the Extrusion Conditions on the Microstructure and Mechanical Properties of Indirect Extruded
Mg–Zn–Y Alloy with LPSO Phase 217J. Kim, and Y. Kawamura

Investigation of Mechanical Properties and Deformation Behavior of CaO Added Mg–6Zn–1.2Y Sheets 221H. Lim, Y. Yoon, and S. Kim

Phase Formation

Bounds to Hardening by Solid Solution, Precipitation and Short Range Order in Mg Binary Alloys 227C. Caceres, and S. Abaspour

A New Magnesium Alloy System: TEXAS 231B. Wiese, C. Menais, C. Blawert, E. Nyberg, K Kainer, and N. Hort

Effect of Sn Additions on the Age Hardening Response, Microstructures and Corrosion Resistance of
Mg–0.8Ca (wt%) Alloys 237C. Menais, D. Tolnai, C. Blawert, and N. Hort

Thermodynamics of Phase Formation in Mg–La–Ce–Nd Alloys 243R. Schmid–Fetzer, J. Grobner, A. Kozlov, M. Hampl, M. Easton, S. Zhu, M. Gibson, and J. Nie

Phase Stability Investigation of the Mg–Zn–Sm System 249X. Xia, A. Zadeh, C. Zhang, X. Zeng, D. Stone, and A. Luo

In Situ Synchrotron Diffraction of the Solidification of Mg–RE Alloys 253D. Tolnai, C. Menais, A. Stark, G. Szakacs, B. Wiese, K. Kainer, and N. Hort

Nucleation Kinetics of the ã–Phase inaBinary Mg–Al Alloy 259M. Lalpoor, J. Dzwonczyk, N. Hort, and S. Offerman

Solidification

Computational Multi–Scale Modeling of the Microstructure and Segregation of Cast Mg Alloys at Low
Superheat 265L. Nastac, and N. El–Kaddah

Effect of Casting Defects Distribution on the Beginning of Tensile Fracture in Semi–Solid Injected Magnesium AZ91D Alloy 271Y. Murakami, K. Miwa, N. Kanetake, and S. Tada

Effect of Inoculation Method of Refiner on the Grain Refinement of AZ91 Alloy 275J. Bae, Y. Kim, C. Yim, H Kim, and B. You

Nanocomposites and Metal Matrix Composites

Nanoparticle Addition to Enhance the Mechanical Response of Magnesium Alloys Including Nanoscale
Deformation Mechanisms 283M. Paramsothy, and M. Gupta

Properties of Extruded Disintegrable Metal Composites 289B. Salinas, Z. Xu, and J. Welch

Effect of Fiber Volume Fractions on Corrosion Resistance of Mg AM60 Alloy–based Composites in NaCl
Solutions 293X. Zhang, X. Niu, and H. Hu

Synthesis of Disintegrable Metal Composite for Oilfield Applications 299Z. Zhang, B. Salinas, C. Newman, and Z. Xu

Wrought Materials III

Effect of Precipitation on Dynamically Recrystallized Grain Size in a Magnesium Alloy 307A. Kabir, J. Su, I. Jung, and S. Yue

Texture Development in an Extruded Magnesium Alloy during Compression along the Transverse Direction 313D. Sarker, and D. Chen

Evolution of Microstructure during Caliber Rolling of AZ31 Alloy 317A. Singh, H. Somekawa, T. Inoue, and T. Mukai

Increasing Volume Fraction of Precipitates and Strength of a Mg–Zn–Y Alloy by Pre–Aging Deformation 323J. Rosalie, H. Somekawa, A. Singh, and T. Mukai

Mapping the Mechanical Properties of Alloyed Magnesium (AZ 61) 329J. Hay, and P. Agee

Microstructure

Effects of Alloying Elements and Cooling Rate on Morphology of Phases in CaO Added Mg–Al–Si Alloys 335Y. Jung, H Lim, Y. Yoon, S. Kim, and D. Kim

Microstructure and Mechanical Properties of Die Cast Magnesium–Aluminum–Tin Alloys 341A. Luo, P. Fu, X. Zeng, L. Peng, B. Hu, and A. Sachdev

Study on Micro structure and Mechanical Property of Squeeze Casting AZ9 ID Magnesium Alloy 347Y. Li, Z. Han, A. Luo, A. Sachdev, and B. Liu

Tailoring Precipitates in Mg–6Zn–2Gd Based Alloy Subjected to High Pressure Torsion 351J. Li, and P. Schumacher

Microstructure and Phase Evolution in Mg–Gd and Mg–Gd–Nd Alloys with Additions of Zn, Y and Zr 357S. Khawaled, M. Bamberger, and A. Katsman

Twin Roll Casting

Influence of Temperature and Rolling Speed on Twin Roll Cast Strip 365G. Kurz, J. Bohlen, L. Stutz, D. Letzig, and K Kainer

Mathematical Modeling of the Effect of Roll Diameter on the Thermo –Mechanical Behavior of Twin Roll Cast AZ31 Magnesium Alloy Strips 371A. Hadadzadeh, and M. Wells

Author Index 377

Subject Index 379

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Norbert Hort
Suveen N. Mathaudhu
Neale R. Neelameggham
Martyn Alderman
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