Preface Section 1 Theories Chapter 1 Brazing，Soldering and Special Joining / 3 1. 1 General Introduction of Brazing,Soldering and Special Joining Technologies / 3 1. 1. 1 Technologies Development / 3 1. 1. 2 Academic Activities of the Committee of Brazing,Soldering and Special Joining Technologies / 5 1. 2 National Research and Development Platform / 7 1. 2. 1 State Key Laboratory of Advanced Welding and Joining / 7 1. 2. 2 State Key Laboratory of Advanced Brazing Filler Metals and Technology / 7 1. 3 Applied Basic Research Results / 8 1. 3. 1 Some Representative Research Results / 8 1. 3. 2 Monographs / 11 1. 4 Significant Technical Achievements / 11 1. 4. 1 Patents / 11 1. 4. 2 Awarding Achievements / 12 1. 5 International Communications of Brazing,Soldering and Special Joining Committee / 16 References / 20 Chapter 2 Weldability of Metal and Welding Consumables / 22 2. 1 Development Status of China’ s Iron and Steel Industry / 22 2. 2 Weldability of Materials / 25 2. 2. 1 Weldability of Alloy Structural Steels / 26 2. 2. 2 Weldability of Microalloyed Steels / 26 2. 2. 3 Weldability of Heat-Resistant Steels / 28 2. 2. 4 Nickel-Base Alloys / 29 2. 3 Welding Consumables / 30 2. 3. 1 Welding Consumables Development Status at Home / 30 2. 3. 2 Improvement and Development of Welding Metallurgy Theory / 32 References / 35 Chapter 3 Methods and Equipment of Pressure Welding / 36 3. 1 Abstract / 36 3. 2 Research Progress in Mechanism and Techniques of Resistance Welding / 36 3. 2. 1 Novel Techniques of Resistance Welding / 36 3.2.2 Mechanism and Techniques for the Resistance Welding of Novel Materials / 37 3. 2. 3 Numerical Simulation of Resistance Spot Welding / 38 3. 3 Development of Resistance Welding Equipment and Control Technology / 39 3. 3. 1 Resistance Welding Equipment / 39 3. 3. 2 Real Time Control of the Resistance Welding Quality / 41 3. 4 Progress in the Research on Mechanism and Technology of Friction Welding / 43 3. 4. 1 Mechanism and Technology of Conventional Friction Welding / 44 Ⅶ 3. 4. 2 Mechanism and Technology of Friction Stir Welding / 45 3. 4. 3 Innovative Development of Hybrid Friction Stir Welding / 47 3. 5 Development of Friction Welding Equipment / 50 3. 5. 1 Development and Application of Continuous Friction Welding Machines / 50 3. 5. 2 Inertia Friction Welding Equipment Development and Application / 52 3. 5. 3 Development and Application of Radial Friction Welding / 53 3. 5. 4 Development and Application of Linear Friction Welding / 54 3. 5. 5 Development and Application of Friction Stir Welding / 55 References / 57 Chapter 4 Power Beam and Special Welding / 58 4. 1 Power Beam Welding / 58 4. 1. 1 Introduction / 58 4. 1. 2 Power Beam Welding Basic Research / 59 4. 1. 3 Material Weldability Research / 66 4. 1. 4 Development of Power beam Welding Technology / 70 4. 1. 5 Power Beam Welding Equipment Technology / 77 4. 2 Special Welding / 82 4. 2. 1 Explosion Welding / 82 4. 2. 2 Ultrasonic welding / 89 References / 99 Chapter 5 Welding Inspection and Quality Assurance / 101 5. 1 Research and Applications of Welding Inspection Technology / 101 5. 1. 1 Research and Applications / 101 5. 1. 2 Application of Welding Inspection Technology in Typical Welding Products / 102 5. 2 Quality Assurance of Welding Manufacture / 105 5. 2. 1 Establishment and Development of Quality Assurance Systems / 105 5. 2. 2 Application of the Standards for Quality Systems / 106 5. 2. 3 Quality Assurance Promotes the Welding Manufacture to the World / 108 References / 110 Chapter 6 Welding Structures / 111 6. 1 Introduction / 111 6. 2 Welding Residual Stress and Distortion / 111 6. 2. 1 Basic Theories about Welding Stress and Distortion / 111 6. 2. 2 Welding Residual Stress Measurement of Thick-Walled Structures / 112 6. 2. 3 Efficient Finite Elem
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