Processes and Mechanisms of Welding Residual Stress and Distortion outlines theoretical treatments in heat transfer, solid mechanics and materials behaviour that are essential for understanding and determining welding residual stress and distortion.
Contents
Part I: Principles
Understanding Residual Stress and Distortion in Welds: an Overview
- Thermal and Mechanical Processes During Welding
- Modeling Welding Processes
- Predicting Weld Residual Stresses and Distortion
Welding Heat Transfer
- Arc Welding
- Laser Welding
- New Welding Processes
- Numerical Considerations
- Future Trends
Thermal-Metallurgical-Mechanical Interactions During Welding
- Framework of Governing Equations
- Stress-Strain Constitutive Equation
- Heat Conduction Equation
- Kinetics of Phase Transformation
- Simulating Stresses in the Welding Process
Measuring Temperature During Welding
- Principles
- Wavelength of the Filter
- Division of the Temperature Field
- Design of the Sensor
- Calibration of the System
- Measurement of the Temperature Field
- Applications
Modeling the Effects of Welding
- Theoretical Issues and Background
- Modeling Methods
- Modeling Material Properties
Part II: Applications
Measuring Welding-Induced Distortion
- Techniques in Distortion Measurement
- Small-Scale Local Distortion Measurement
- Large-Scale Global Distortion Measurement
- Special Considerations
Modeling Distortion and Residual Stress During Welding: Practical Applications
- Challenges for Industrial Applications
- Welding Distortion Simulation for Large and Complicated Structures
- Distortion Control and Mitigation for Individual Components
- Residual Stress Prediction and Mitigation for Individual Components
- Weld Thermofluid Modeling
- Assessing Residual Stress in Pipe Welds
- Assessing Residual Stress in Non-Steel Welds
Mitigating Welding Residual Stress and Distortion
- History Dependence of Residual Stress
- Methods for Controlling Residual Stresses and Distortions
- Distortion Control With Weld Parameter Control and Weld Sequencing
- Constraint Effects and Distortion Control with Precambering
- Thermal Methods for Control
- Other Methods For In-Process Weld Distortion and Residual Stress Control
- Post-Weld Distortion and Residual Stress Control
Control of Buckling Distortions in Plates and Shells
- Buckling Distortions in Plates and Shells
- Methods for Removal, Mitigation and Prevention of Buckling Distortions
- Thermal Tensioning to Prevent Buckling
- Low-Stress No-Distortion Welding
- Developments in Low-Stress No-Distortion Welding
Index
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