Fabrication and Processing of Shape Memory Alloys (eBook)

Dr. Kush Mehta is an Assistant Professor at the Mechanical Engineering Department, School of Technology (SOT), at Pandit Deendayal Petroleum University (PDPU), Gandhinagar, India. His current research activities cover areas of advance welding technology, dissimilar materials joining, friction stir welding, advance material processings, hybrid welding and joining techniques. Dr. Kapil Gupta is an Associate Professor at the Dept. of Mechanical and Industrial Engineering Technology, University of Johannesburg, South Africa. Advanced machining processes, sustainable manufacturing, precision engineering and gear technology are his areas of interest and specialization. 

Preface 6
Contents 8
1 Introduction 10
1.1 Introduction 10
1.1.1 Pseudoelasticity 12
1.1.2 Shape Memory Effect 12
1.1.3 Transformation-Induced Fatigue 13
1.2 Types of Shape Memory Alloys 15
References 16
2 Machining of Shape Memory Alloys 17
2.1 Introduction 17
2.2 Advanced Machining of Shape Memory Alloys 18
2.2.1 Electric Discharge Machining 18
2.2.2 Laser Beam and Abrasive Water Jet Machining 22
2.3 Sustainable Machining of Shape Memory Alloys 26
2.4 Summary 40
References 43
3 Welding and Joining of Shape Memory Alloys 46
3.1 Introduction 46
3.2 Fusion and Beam Welding Processes 46
3.2.1 TIG Welding 47
3.2.2 Plasma Welding 49
3.2.3 Laser Beam Welding 50
3.2.4 Electron Beam Welding 53
3.3 Resistance Welding 55
3.4 Solid State Welding 57
3.4.1 Friction Welding 57
3.4.2 Friction Stir Welding 58
3.4.3 Ultrasonic Welding 60
3.4.4 Explosive Welding 60
3.5 Adhesive Bonding 61
3.6 Brazing and Soldering 62
3.7 Summary 64
References 64
4 Processing of Shape Memory Alloys 68
4.1 Introduction 68
4.2 Powder Metallurgy Processing 68
4.2.1 Conventional Sintering 69
4.2.2 Hot Isostatic Pressing 70
4.2.3 Metal Injection Molding 72
4.2.4 Self-propagating High-Temperature Synthesis 73
4.2.5 Spark Plasma Sintering 74
4.3 Additive Processing 74
4.3.1 Selective Laser Sintering and Selective Laser Melting 75
4.3.2 Laser Engineered Net Shaping 78
4.3.3 Electron Beam Melting 79
4.4 Thermo-Mechanical Processing 80
4.4.1 Friction Stir Processing 80
4.4.2 Hot Forging 81
4.4.3 Hot Rolling 82
4.5 Mechanical Processing 83
4.5.1 Equal Channel Angular Extrusion 83
4.5.2 Cold Forging 83
4.5.3 Cold Rolling and Cold Drawing 84
4.6 Summary 85
References 85
Index 89