Friction Stir Welding and Processing IX (eBook)

Yuri Hovanski, Rajiv Mishra, Yutaka Sato, Piyush Upadhyay, David Yan (Herausgeber)

eBook Download: PDF

2017 | 1st ed. 2017
XIV, 324 Seiten
Springer International Publishing (Verlag)
978-3-319-52383-5 (ISBN)

Infos

This books presents a current look at friction stir welding technology from application to characterization and from modeling to R&D. It is a compilation of the recent progress relating to friction stir technologies including derivative technologies, high-temperature applications, industrial applications, dissimilar alloy/materials, lightweight alloys, simulation, and characterization. With contributions from leaders and experts in industry and academia, this will be a comprehensive source for the field of Friction Stir Welding and Processing.

The Minerals, Metals & Materials Society (TMS) is a member-driven international professional society dedicated to fostering the exchange of learning and ideas across the entire range of materials science and engineering, from minerals processing and primary metals production, to basic research and the advanced applications of materials. Included among its nearly 13,000 professional and student members are metallurgical and materials engineers, scientists, researchers, educators, and administrators from more than 70 countries on six continents.

Inhalt

Preface 5
Contents 7
About the Editors 11
High Temperature Applications I 15
1 Effect of Thermal Aging on the Corrosion and Mechanical Properties of Friction Stir Welded 250 Grade Maraging Steel 16
Abstract 16
Introduction 16
Experimental 17
Results and Discussion 19
Conclusions 23
Acknowledgements 23
References 24
2 Friction Stir Processing of 304L Stainless Steel for Crack Repair 25
Abstract 25
Introduction 25
Experimental Procedures 27
Results and Discussion 28
Conclusions 32
Acknowledgements 33
References 33
3 Influence of Underwater Operation on Friction Stir Welding of Medium Carbon Steel 35
Abstract 35
Introduction 35
Experimental Procedures 36
Results and Discussion 37
Conclusions 39
Acknowledgements 40
References 40
4 Feasibility of Iridium Containing Nickel Based Superalloy Tool to Friction Stir Spot Welding of High Strength Steel 41
Abstract 41
Introduction 41
Experimental Procedures 43
Results and Discussion 44
Conclusion 47
Acknowledgements 47
References 47
High Temperature Applications II 48
5 Development of Friction Stir Processing for Repair of Nuclear Dry Cask Storage System Canisters 49
Abstract 49
Introduction 49
Experimental Approach 50
SCC Repair 50
Results and Discussion 51
Process Development 51
Heat Affected Zone Sensitization Remediation 54
Tool Life 55
Future Work 55
Conclusions 56
References 56
6 Performance of Tungsten-Based Alloy Tool Developed for Friction Stir Welding of Austenitic Stainless Steel 57
Abstract 57
Introduction 57
Experimental Procedures 58
Results and Discussion 59
Summary 62
References 62
7 Investigation of Process Parameters for Friction Stir Processing (FSP) of Ti-6Al-4V Alloy 63
Abstract 63
Introduction 64
Material and Experimental Work 64
Material Composition and FSP Parameters 64
Tool Design 65
Tool Material 65
Tool Geometry 65
Results and Discussion 66
Process Window for FSP 66
Microstructure Evolution 67
Micro-Hardness 71
Conclusions 72
References 72
Derivative Technologies 75
8 Solid-State Joining of Thick-Section Dissimilar Materials Using a New Friction Stir Dovetailing (FSD) Process 76
Abstract 76
Introduction 76
Materials and Experimental Procedure 77
Modeling and Simulation 78
Optimization of Dovetail Numbers and Weld Passes 78
Results and Discussion 79
Weld Microstructural Analysis 80
Tensile Tests 83
Conclusions 85
Acknowledgements 85
References 86
9 Joining Aerospace Aluminum 2024-T4 to Titanium by Friction Stir Extrusion 87
Abstract 87
Introduction 88
Materials and Methods 88
Results and Discussion 89
Groove Shapes 89
RPM and Traverse 91
Tensile Results 93
Discussion 94
Conclusions 96
Acknowledgements 96
References 96
Dissimilar Metal T-Joint of Aluminum and Steel Formed by Friction Stir Extrusion 98
Introduction 98
Method 99
Results and Discussion 101
Conclusions 103
References 103
Lightweight Applications 104
11 Friction Stir Welding of Thick Section Aluminium Alloys—New Techniques 105
Abstract 105
Introduction 105
Conclusion 114
Reference 114
12 Friction Stir Weld Lap Joint Properties in Aeronautic Aluminium Alloys 115
Abstract 115
Introduction 115
Experimental Details 116
Results and Discussion 117
Weld Cross Sectional Characterization 118
Microhardness Analysis 120
Conclusions 122
References 123
Friction Stir Welding of Thick Aluminium Welds---Challenges and Perspectives 124
Introduction 124
Experimental Procedure 125
Results and Discussion 126
Conclusions 128
References 129
14 High-Speed FSW Aluminum Alloy 7075 Microstructure and Corrosion Properties 130
Abstract 130
Introduction 130
Experiments 132
Results and Discussion 132
Metallographic Imaging 132
Microstructural Characterization 133
Statistical Characterization of the IMPs 135
Corrosion Test 137
Conclusions 139
References 140
15 Flow Features in Shoulder Zone During Scroll Tool Friction Stir Welding Thick 6061 Aluminum Plates 141
Abstract 141
Introduction 142
Experimental Procedures 143
Results and Discussions 143
Post-weld Profile 143
Flow Pattern in Transverse Cross Section 144
Flow Pattern Along Longitudinal Cross Section 145
Concluding Remarks 146
Acknowledgements 147
References 147
Dissimilar Applications 148
16 Joining Dissimilar Material Using Friction Stir Scribe Technique 149
Abstract 149
Background and Introduction 150
Materials and Experimental Details 151
Results and Discussions 152
Summary 157
Acknowledgements 157
References 157
17 Influence of Stir Flow on Joint Quality During Friction Stir Lap Al-to-Cu Welding 158
Abstract 158
Introduction 158
Experimental Procedures 159
Results and Discussion 160
Conclusions 166
References 166
18 A Numerical Simulation for Dissimilar Aluminum Alloys Joined by Friction Stir Welding 168
Abstract 168
Introduction 169
Experimental Procedure 169
Friction Stir Welding 169
Microscopy and Hardness 170
Model Development 171
Discussion 172
Material Flow Behavior 172
Temperature Distribution and Influence on Hardness 175
Conclusions 176
Acknowledgements 177
References 177
19 Realization of Ultrasound Enhanced Friction Stir Welded Al/Mg- and Al/Steel-Joints: Process and Robustness, Mechanical and Corrosion Properties 179
Abstract 179
Motivation 180
Experimental Procedure 180
Results and Discussion 182
Summary 193
Acknowledgements 193
References 194
Industrial Applications 195
20 Friction Stir Welding Process Development of AA7075 for Hot Stamping Applications 196
Abstract 196
Introduction 197
Experimental Procedure 197
Results 201
Weld Evaluation 201
Mechanical Properties 204
Conclusion 207
References 207
21 A Novel Approach for Joining EN AW 1050 Stranded Wire and EN CW 004A Contact Elements by Friction Stir Spot Bonding 209
Abstract 209
Introduction 209
Experimental Setup 213
Conclusion 217
Acknowledgements 218
References 218
22 Joining Al 6061 to ZE41A Mg Alloy by Friction Stir Welding Using a Cold Spray Transition Joint 219
Abstract 219
Introduction 220
The Cold Spray Process 220
Importance of Joining Dissimilar Materials 221
Experimental Procedure 222
Cold Spray Processing 222
Friction Stir Welding 223
Microstructural Analysis Procedure 224
Microhardness Testing Procedure 224
Mechanical Test Procedures 225
Results 225
Microstructural Examination of Cold Spray Deposits 225
Microstructural Examination of the FSW Samples 226
Microhardness Testing 228
Triple Lug Shear Testing 229
Tension Testing 230
Discussion 231
Conclusions 232
References 233
23 Refill Friction Stir Spot Joining for Aerospace Aluminum Alloys 235
Abstract 235
Introduction 235
Experimental Condition 237
Results and Discussion 240
Summary 244
Acknowledgements 244
References 244
Control and Simulation 245
24 Depth and Temperature Control During Friction Stir Welding of 5 cm Thick Copper Canisters 246
Abstract 246
Background 247
Depth Control 248
Depth Sensors 249
Depth Measurements 250
The Depth Controller 250
Results 251
Conclusions 256
References 257
25 Predicting Lap Shear Strength for Friction Stir Scribe Joining of Dissimilar Materials 258
Abstract 258
Introduction 259
Friction Stir Scribe Process 259
FSS Lap Joint Modeling 261
Results 262
Conclusions 263
Acknowledgements 264
References 264
26 Simultaneous Independent Control of Tool Axial Force and Temperature in Friction Stir Processing 265
Abstract 265
Introduction 265
Copper Rotors 266
Thick Section Sensitized 304 269
High Speed FSP in Thin Sheet Aluminum 270
Conclusions 270
References 271
27 Process Force Reduction During Robotic Friction Stir Welding of Aluminum Alloys with Reduced Tool Aspect Ratios 272
Abstract 272
Introduction 272
Experimental Procedure 274
Results and Discussion 276
Conclusion 279
Acknowledgements 280
References 280
Poster Session 281
28 Friction Stir Processing of 2507 Super Duplex Stainless Steel: Microstructure and Corrosion Behaviour 282
Abstract 282
Introduction 283
Experimental Procedures 283
Results and Discussion 285
Microstructural Characterization 285
Potentiodynamic Polarization Measurements 285
Capacitance Measurement 286
Conclusions 288
References 288
29 Effect of Heat Treatment on Friction-Stir-Processed Nanodispersed AA7075 and 2024 Al Alloys 290
Abstract 290
Introduction 291
Experimental Work 292
Preparation of Samples of 2024 292
Preparation of Samples of 7075 293
Microstructural Examination 293
Mechanical Testing 293
Results and Discussion 294
Mechanical Properties of AA2024 294
Mechanical Properties of AA7075 295
Microstructure Characterization of T6 Heat Treated FSP AA2024 Alloy 297
Microstructure Characterization of T6 Heat Treated FSP AA7075 Alloy 299
Conclusions 301
References 301
30 Numerical Analysis of FSW Employing Discrete Element Method 303
Abstract 303
Introduction 303
The Discrete Element Method 304
Heat Flow Analysis Method 306
Heat Generation 307
Analysis Result 308
Conclusion 311
Acknowledgements 311
References 311
Author Index 312
Subject Index 314

Produkt-Details

• Erscheint lt. Verlag: 6.2.2017
• Reihe/Serie: The Minerals, Metals & Materials Series
• Reihe/Serie: The Minerals, Metals & Materials Series
• Zusatzinfo: XIV, 324 p. 245 illus.
• Verlagsort: Cham
• Sprache: englisch
• Themenwelt: Technik ► Maschinenbau
• Schlagworte: Dissimilar Materials • Friction Stir • Friction Stir Processing • Joining • Materials Science • Solid State • welding
• ISBN-10: 3-319-52383-X / 331952383X
• ISBN-13: 978-3-319-52383-5 / 9783319523835