High temperature strain of metals and alloys : physical fundamentals /
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| Author / Creator: | Levitin, Valim. |
|---|---|
| Imprint: | Weinheim ; Chichester : Wiley-VCH, c2006. |
| Description: | vii, 171 p. : ill., ; 25 cm. |
| Language: | English |
| Subject: | |
| Format: | Print Book |
| URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/5930667 |
Table of Contents:
- Introduction
- 1. Macroscopic Characteristics of Strain of Metallic Materials at High Temperatures
- 2. In situ X-ray Investigation Technique
- 2.1. Experimental Installation
- 2.2. Measurement Procedure
- 2.3. Measurements of Structural Parameters
- 2.4. Diffraction Electron Microscopy
- 2.5. Amplitude of Atomic Vibrations
- 2.6. Materials under Investigation
- 2.7. Summary
- 3. Structural Parameters in High-Temperature Deformed Metals
- 3.1. Evolution of Structural Parameters
- 3.2. Dislocation Structure
- 3.3. Distances between Dislocations in Sub-boundaries
- 3.4. Sub-boundaries as Dislocation Sources and Obstacles
- 3.5. Dislocations inside Subgrains
- 3.6. Vacancy Loops and Helicoids
- 3.7. Total Combination of Structural Peculiarities of High-temperature Deformation
- 3.8. Summary
- 4. Physical Mechanism of Strain at High Temperatures
- 4.1. Physical Model and Theory
- 4.2. Velocity of Dislocations
- 4.3. Dislocation Density
- 4.4. Rate of the Steady-State Creep
- 4.5. Effect of Alloying: Relationship between Creep Rate and Mean-Square Atomic Amplitudes
- 4.6. Formation of Jogs
- 4.7. Significance of the Stacking Faults Energy
- 4.8. Stability of Dislocation Sub-boundaries
- 4.9. Scope of the Theory
- 4.10. Summary
- 5. Simulation of the Parameters Evolution
- 5.1. Parameters of the Physical Model
- 5.2. Equations
- 5.2.1. Strain Rate
- 5.2.2. Change in the Dislocation Density
- 5.2.3. Dislocation Slip Velocity
- 5.2.4. The Dislocation Climb Velocity
- 5.2.5. The Dislocation Spacing in Sub-boundaries
- 5.2.6. Variation of the Subgrain Size
- 5.2.7. System of Differential Equations
- 5.3. Results of Simulation
- 5.4. Density of Dislocations during Stationary Creep
- 5.5. Summary
- 6. High-temperature Deformation of Superalloys
- 6.1. [gamma prime] Phase in Superalloys
- 6.2. Changes in the Matrix of Alloys during Strain
- 6.3. Interaction of Dislocations and Particles
- 6.4. Creep Rate. Length of Dislocation Segments
- 6.5. Mechanism of Strain and the Creep Rate Equation
- 6.6. Composition of the [gamma prime] Phase and Atomic Vibrations
- 6.7. Influence of the Particle Size and Concentration
- 6.8. The Prediction of Properties
- 6.9. Summary
- 7. Single Crystals of Superalloys
- 7.1. Effect of Orientation on Properties
- 7.2. Deformation at Lower Temperatures
- 7.3. Deformation at Higher Temperatures
- 7.4. On the Composition of Superalloys
- 7.5. Rafting
- 7.6. Effect of Composition and Temperature on [gamma/gamma prime] Misfit
- 7.7. Other Creep Equations
- 7.8. Summary
- 8. Deformation of Some Refractory Metals
- 8.1. The Creep Behavior
- 8.2. Alloys of Refractory Metals
- 8.3. Summary
- Supplements
- Supplement 1. On Dislocations in the Crystal Lattice
- Supplement 2. On Screw Components in Sub-boundary Dislocation Networks
- Supplement 3. Composition of Superalloys
- References
- Acknowledgements
- Index
