Preface ......................................................... v
Committees and Sponsors ........................................ vi
I. Plenary Lectures
Thoughts on Superplasticity in General and on its Role in
Earth Deformation
J. Wheeler ................................................... 3
Development of High-Strain-Rate Superplastic Oxide Ceramics
Based on Flow Mechanism
K. Morita, B.N. Kim, H. Yoshida, Y. Sakka and K. Hiraga ...... 9
II. Mechanisms of Superplasticity
Grain Boundary Sliding during Low Temperature Creep of
Ultrafine and Coarse Grained Aluminum
E. Sato, K. Ishiwata and T. Matsunaga ....................... 17
On the Controversy about the Presence of Grain Boundary
Sliding in Mg AZ31
C. Boehlert, Z. Chen, I. Gutiйrrez-Urrutia, J. Llorca and
M.T. Pérez-Prado ............................................ 22
Common Mechanism for Superplastic Deformation in Different
Classes of Materials
K.A. Padmanabhan and H. Gleiter ............................. 26
Slip Induced Strain Rate Sensitivity for Superplastic
Material?
H. Basoalto and P.L. Blackwell .............................. 31
EBSD Study of Microstructural Development during
Superplastic-Like Forming
J. Liu, M.J. Tan, S. Castagne and S.C.V. Lim ................ 37
Characteristics of the GBS - SDC Transition during Bi-Axial
Forming of AA5083
T. McNelley, K. Oh Ishi, S. Swaminathan, J. Bradley,
P. Krajewski and E.M. Taleff ................................ 43
Estimation of Input to Plastic Deformation of Non-
Crystallographic Intergranular Slip
Y. Perlovich, M. Isaenkova, O. Rrymskaya and V. Fesenko ..... 49
Fine-Grained Structure and Superplasticity of Al - Cu - Mg -
Fe - Ni Alloys
A.D. Kotov, A.V. Mikhaylovskaya, I.S. Golovin and
V.K. Portnoy ................................................ 55
4D Damage Characterization during Superplastic Deformation of
Magnesium Alloys
P. Lhuissier, M. Scheel, L. Salvo, E. Boiler,
M. Di Michiel and J.J. Blandin .............................. 61
Evaluation of Plastic Workability Limit of Magnesium Alloy by
Cavitations in High Temperature Uni and Biaxial Test
K. Funami, D. Yamashita, K. Suzuki and M. Noda .............. 67
Effect of Porosity on Tensile and Compressive Deformations of
Superplastic Zn-22A1 Alloy Foam
S. Kenji and K. Kitazono .................................... 73
Two-Dimensional Observation of Grain Movements in Elongated
and Aligned Grain Structure during High Temperature
Deformation
S. Taniguchi, N. Kawai and E. Sato .......................... 79
III. Superplastic Materials
Enhanced Plastic Deformation of Magnesium Alloy Produced
through Accumulative Diffusion Bonding
K. Kitazono, Y. Shimoda and S. Kato ......................... 87
High-Temperature Deformation of Magnesium ElektronTM43
A.J. Carpenter, A.J. Barnes and E.M. Taleff ................. 93
Precise Calibration of Displacement Vector Map during
Superplastic Deformation in Tetragonal Zirconia Polycrystal
K. Yasuda and T. Okamoto ................................... 101
Superplastically Foaming Method for Reliable Porous Ceramics
A. Kishimoto, T. Nakagawa, T. Teranishi and H. Hayashi ..... 109
Superplasticity of Nb-Si-Fe and TiAl Intermetallics
Synthesized by Powder Metallurgy
K.F. Zhang, S.S. Jiang, Z. Lu, G.F. Wang, C.P. Zhang and
J.L. Yu .................................................... 113
Recent Insights on the Superplastic Behaviour of Ceramics
D.G. García, S. de Bernardi-Martín, B.M. Moshtaghioun,
R.L. González-Romero and A.D. Rodríguez .................... 120
Improving Thickness Uniformity of Ti^M Sheet Metal SPF by
Preforming
H.Y. Xu, R.X. Zhang, Y.S. Zeng and J.J. Liu ................ 130
Superplastic Bulging of Nanocrystalline Ni-Co Alloy with
Different Heating Methods
G.F. Wang, S.S. Jiang, Z. Lu and K.F. Zhang ................ 136
Superplasticity in the Aerospace Titanium Alloy Ti-5553
T. Maeda and Y. Shirai ..................................... 140
Superplasticity of AlCoCrCuFeNi High Entropy Alloy
A.V. Kuznetsov, D.G. Shaisultanov, N.D. Stepanov,
G.A. Salishchev and O.N. Senkov ............................ 146
IV. Design, Testing and Modelling
Inclination Angle Effect on the Thickness Distribution in
a Superplastic Formed Long Rectangular Pan
F.S. Jarrar and M.A. Nazzal ................................ 155
Development of Double-Action SPF Forming Process by Finite
Element Simulation for A380 Part
G. Marin, F. Nazaret, O. Barrau, N. Guegan, В. Marguet
and A. Dupuy ............................................... 162
Numerical Study of Radiation and Temperature Phenomena for
Improved Super-Plastic Sheet Metal Forming
M. Mis, R. Hall, J. Spence, N. Emekwuru and K. Kibble ...... 170
Superplastic Forming of Friction Stir Processed Magnesium
Alloys for Aeronautical Applications: A Modeling Approach
L. Carrino, A. Squillace, V. Paradiso, S. Ciliberto and
M. Montuori ................................................ 180
Superplastic Forming Response of a Friction Stir Processed
Mg Alloy Sheet - A Numerical Approach
M. Albakri, B. Mansoor, A. Albakri and M. Khraisheh ........ 192
A Time-Dependent Material Model for the Simulation of Hot
Gas-Pressure Forming of Magnesium Alloy AZ31
A.J. Carpenter, E.M. Taleff, L.G. Hector, J.T. Carter and
P.E. Krajewski ............................................. 198
New Strategy for the Prediction of the Gas Pressure Profile
of Superplastic Forming of Al-5083 Aluminium Alloy
N. Otegi, L. Galdos, I. Hurtado and S.B. Leen .............. 204
Application of SPF/DB New Structure to Titanium Main-Load
Carrying Components
J. Shao, Z.Q. Li, X.Q. Han, X.N. Han and Y. Deng ........... 210
Modeling the Super Plastic Forming of a Multi-Sheet Diffusion
Bonded Titanium Alloy Demonstrator Fan Blade
P. Wood, M.J. Qarni, P.L. Blackwell, V. Cemy, P. Brennand,
S. Wilkinson and A. Rosochowski ............................ 215
Instrumentation and Control of a Bulge Test on a Superplastic
Pb-Sn Alloy
E. Petta Marinho, A. Sakata, E. Fernanda Prados and
G. Ferreira Batalha ........................................ 224
Experimental Study of the Mechanical Behavior of Materials
under Transient Regimes of Superplastic Deforming
O.I. Bylya, R. Vasin, P. Chistyakov and A. Muravlev ........ 232
Finite Element Simulation for Superplastic Blow Forming of
Toroidal Ti-6A1-4V Fuel Tank
J.H. Yoon, H.S. Lee, Y.M. Yi and J.T. Yoo .................. 240
A Robust Numerical Method for Validating Mesoscopic Grain
Boundary Sliding Controlled Flow Model for Structural
Superplasticity
S. Sripathi and K.A. Padmanabhan ........................... 246
V. Processing
Low Temperature Superplasticity of TО-6Al-4V Processed by
Warm Multidirectional Forging
G.A. Salishchev, E.A. Kudryavtsev, S.V. Zherebtsov and
S.L. Semiatin .............................................. 253
Superplasticity of Mg-Zn-Y Alloy Prepared by Extrusion of
Machined Chip
T. Itoi, S. Fudetani and M. Hirohashi ...................... 259
Effect of Mg Content on High Strain Rate Superplasticity of
Al-Mg-Sc-Zr Alloys Subjected to Equal-Channel Angular
Pressing
R. Kaibyshev, D. Zhemchuzhnikova and A. Mogucheva .......... 265
High Strain Rate Blow Formability of Newly Developed
Al-Mg-High-Mn Alloy
T. Kudo, A. Goto and K. Saito .............................. 271
A Numerical Simulation of Superplastic Double-Sided Roll
Forming of Discal Parts
Q.L. Jin ................................................... 278
Forging of Articles out of Aluminum Alloys under Superplastic
Conditions - Difficulties and Methods of their Overcoming
V. Trifonov ................................................ 284
Microstructural Control of a Zn-22Al Alloy by Rolling Process
T. Manaka, G. Itoh, N.T. Loc, Y. Motohashi and T. Sakuma ... 289
Extraordinary High Strain Rate Superplasticity of an
Al-Mg-Sc-Zr Alloy Subjected to Equal Channel Angular Pressing
E. Avtokratova, O. Sitdikov, M. Markushev and
R.R. Mulyukov .............................................. 295
Research on Quick Superplastic Forming for Aluminium Alloy
Sheet
H.J. Liang, X.W. Wu, Y. Wang, Q.L. Jin, Z.L. Ma and
S.S. Feng .................................................. 301
Low Temperature Superplasticity of Hydrostatically Extruded
Mg-Al-Zn Alloys
J. Victoria-Hernandez, D. Hernandez-Silva, J. Bohlen,
S.B. Yi and D. Letzig ...................................... 307
Microstructure Control and Mechanical Properties of Multipass
Friction Stir Processed High Strength Aluminum Alloy
Y. Matsuda, G. Itoh and Y. Motohashi ....................... 316
New Type of Ultra-Fine Grained Microstructure in TО-6Al-4V
Alloy for Enhancing Superplasticity
H. Matsumoto, S.H. Lee, Y. Ono and A. Chiba ................ 322
Effect of Severe Caliber Rolling on Superplastic Properties
of Mg-3Al-1Zn (AZ31) Alloy
R. Doiphode, R. Kulkami, S.V.S.N. Murty, N. Prabhu and
B.P. Kashyap ............................................... 327
Superplastic Improvement of Aluminum 7475-T4 Industrial
Sheets Using a Heat Treatment
P. Romilly ................................................. 332
Elevated Temperature Forming of Titanium Aircraft Hardware
L.D. Hefti ................................................. 338
Low-Temperature Superplasticity in an Al-Mg-Mn Alloy
Subjected to ECAP and Subsequent Isothermal Rolling
I. Nikulin, A. Kipelova and R. Kaibyshev ................... 347
Superplasticity in a 5024 Aluminium Alloy Processed by Severe
Plastic Deformation
A. Mogucheva, D. Tagirova and R. Kaibyshev ................. 353
VI. Industrial Applications
Recent Application of Superformed 5083 Aluminum Alloy in the
Aerospace Industry
A.J. Barnes, H. Raman, A. Lowerson and D. Edwards .......... 361
Mechanical and Fatigue Properties of Titanium Alloy SP 700
after Simulated Superplastic Forming Conditions
F. Pitt and M. Ramulu ...................................... 372
Pressure Profile Optimization on a Superplastic Aluminium
Alloy
D. Sorgente and L. Tricarico ............................... 383
Friction Stir Welding Combined with Superplastic Forming for
Monolithic Titanium Aircraft Structure: Influence of Post
Welding Thermal Treatments on Weld Nugget Residual Stress
D. Sanders and M. Ramulu ................................... 395
Current Status of Research and Development on Superplasticity
at the Institute for Metals Superplasticity Problems
R.R. Mulyukov, A.A. Nazarov and R.M. Imayev ................ 403
Superplastic Forming and Pressure Welding of Multilayer
Cellular Structures
R.V. Safiullin ............................................. 409
Innovative Superplastic Forming Based on In Situ Infra-Red
Sheet Heating
G. Bernhart, J.P. Arcens and Y. Le Maoult .................. 415
Microstructural Evaluation of Friction Stir Processed D2 Tool
Steel
T. Nagaoka, H. Watanabe, M. Fukusumi, Y. Kitamura,
T. Mizuno, G. Abe, Y. Morisada and H. Fujii ................ 422
Keyword Index ................................................. 427
Author Index .................................................. 431
|
