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Welding : theory and practice /
This volume gives a comprehensive and thorough review on recent advances in the science of welding and provides a treatise for their application in day-to-day welding activities. The essential science of welding is presented for the first time in a style that is comprehensible to the craftsman, engi...
| Clasificación: | Libro Electrónico |
|---|---|
| Otros Autores: | , , |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Amsterdam ; New York : New York, NY, USA :
North-Holland ; Sole distributors for the USA and Canada, Elsevier Science Pub. Co.,
1990.
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| Colección: | Materials processing, theory and practices ;
v. 8. |
| Temas: | |
| Acceso en línea: | Texto completo Texto completo |
Tabla de Contenidos:
- Front Cover; Welding: Theory and Practice; Copyright Page; Introduction to the series; Previous volumes in the series; Preface to volume 8; Advisory Board; Table of Contents; Chapter 1. The geometry of gas tungsten arc, gas metal arc and submerged arc weld beads; 1. Introduction; 2. Heat transfer by conduction in the weld pool; 3. Gas tungsten arc (GTA) welding; 4. Gas metal arc (GMA) welding; 5. Submerged arc welding; 6. Summary; References; Chapter 2. Solidification and structure of welds; 1. Introduction; 2. Weld pool solidification; 3. Microsegregation.
- 4. Rapid solidification of high-energy density welds5. Solute banding; 6. Solidification cracking; References; Chapter 3. The fundamentals of weld metal pore formation; 1. Introduction; 2. Nucleation of pores; 3. Role of solidification; 4. Growth mechanism of weld metal pores; 5. Sources of gases to promote porosity; 6. Influence of welding parameters; 7. Influence of weld porosity on weld metal mechanical properties; 8. Potential solutions; References; Chapter 4. Control of chemical composition and microstructure in low-carbon microalloyed steel weldments; 1. Introduction.
- 2. Chemical reactions in welding3. Phase transformations in steel weld metals; 4. Summary; References; Chapter 5. Weld-pool pyrometallurgy; 1. Introduction; 2. Types of fluxes; 3. Flux viscosity; 4. Weld-metal chemistry; References; Chapter 6. Arc-welding processes; 1. Introduction; 2. Process descriptions; 3. Process variables controlling heat and mass input; 4. Material response to heat and mass input; 5. Conclusions; References; Chapter 7. Welding automation and computer control; 1. Introduction; 2. Arc welding control systems; 3. Automatic control in electron beam and resistance welding.
- 4. Future trends in automatic arc welding systems5. Impact of automatic welding systems; References; Chapter 8. Electron-beam welding; 1. Introduction; 2. Why EB welding; 3. The welding mechanism; 4. Description of the equipment; 5. Effects on focus; 6. Focus measurements; 7. Voltage and current control; 8. Calibration; 9. Recent developments; 10. Power-supply noise; 11. Spectroscopy of generated X-rays; 12. Shine through; 13. Materials weldability; 14. Weld joints; 15. Joint cleaning; References; Chapter 9. Explosive bonding; 1. Introduction; 2. Bonding practice; 3. Bonding theory.
- 4. Bond morphology5. Bond inspection; 6. Alternate bonding geometries; References; Chapter 10. Pre- and post-weld heat treatment; 1. Introduction; 2. Thermal energy in metals; 3. Mechanical effects of heating; 4. Metallurgical effects of heating; 5. Effect of heating on hydrogen damage; 6. The purposes of post-heating; 7. Determining pre- and post-weld heating schedules; 8. Selection of temperatures for pre-heating; 9. Selection of temperature for post-heat; References; Chapter 11. Computational methods for calculating weld residual stresses in pipes; 1. Introduction; 2. Temperature analysis.