Recrystallization: Types, Techniques and Applications

Name: Recrystallization: Types, Techniques and Applications
Brand: Nova Science Publishers Inc
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Huang Ke(Editor)

Nova Science Publishers Inc

Published on 20. December 2019

350 pages

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978-1-5361-6738-2 (ISBN)

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Intro
RECRYSTALLIZATIONTYPES, TECHNIQUESAND APPLICATIONS
RECRYSTALLIZATIONTYPES, TECHNIQUESAND APPLICATIONS
CONTENTS
PREFACE
ACKNOWLEDGMENTS
ACRONYMS
Chapter 1DEFORMATION MICROSTRUCTUREAND RECOVERY
ABSTRACT
1. INTRODUCTION
2. RECOVERY OF DISLOCATION STRUCTURESAT LOW STRAINS
2.1. Dislocation Accumulation
2.2. Dislocation Annihilation
2.3. Dislocation Rearrangement
2.4. Dynamic Recovery
2.5. Subgrain Growth
2.6. Materials and Processing Parameters
2.6.1. Material Properties
2.6.2. Processing Parameters
2.6.3. Parameter Summary
2.7. Property Change during Recovery
2.7.1. Release of Stored Energy
2.7.2. Physical and Mechanical Properties
3. DEVELOPMENT OF DEFORMATION MICROSTRUCTURES
3.1. Microstructural Evolution
3.2. Microstructural Parameters
3.3. Orientation Dependence
4. RECOVERY OF LAMELLAR STRUCTURESAT HIGH STRAINS
4.1. Microstructural Coarsening during Deformation
4.1.1. Removal of Lamellar Boundaries
4.1.2. Dynamic Y-Junction Migration
4.2. Microstructural Coarsening during Annealing
4.2.1. Microstructural Changes
4.2.2. Uniform Coarsening by Y-Junction Migration
4.2.3. Model of Coarsening Kinetics
4.2.4. Kinetics of Y-Junction Migration
4.2.5. Y-Junction Migration and Recrystallization
CONCLUSION AND OUTLOOK
ACKNOWLEDGMENTS
REFERENCES
Chapter 2APPLYING ELECTRONBACK-SCATTERING DIFFRACTION MAPSEGMENTATION TO RECRYSTALLIZATION
ABSTRACT
1. INTRODUCTION
2. EBSD MAPPING PARAMETERS AND INITIALMAP POST-PROCESSING
3. THE EARLY STAGES OF RECRYSTALLIZATION
4. MICROSTRUCTURE AND MICRO-TEXTURE EVOLUTIONDURING RECRYSTALLISATION
4.1. Static Recrystallization during the Annealing of Warmand Cold -Rolled ELC Steel
4.2. Static Recrystallization during the Isochronal Annealingof Cold-Rolled TWIP Steel
4.3. Dynamic Recrystallization during the Plain StrainCompression of Ni-30Fe Alloy
CONCLUSION
REFERENCES
Chapter 3RECRYSTALLIZATION AND GRAIN GROWTHUPON ANNEALING OF COLD WORKEDAUSTENITIC STAINLESS STEELS
ABSTRACT
1. GRAIN REFINEMENT OF AUSTENITICSTAINLESS STEELS
2. MARTENSITE FORMATION DURING COLD WORKING
3. REVERSION, RECRYSTALLIZATION,AND GRAIN GROWTH DURING ANNEALING
CONCLUSION
REFERENCES
Chapter 4MODELING OF RECRYSTALLIZATIONOF COMMERCIAL PARTICLE CONTAININGAL-ALLOYS
ABSTRACT
1. INTRODUCTION
2. MODELING RECOVERY AND RECRYSTALLIZATIONIN PARTICLE CONTAINING AL-ALLOYS
2.1. The ALSOFT Model
2.2. Generic Model Predictions
2.3. Recrystallization Kinetics and the Influence of Non-RandomSpatial Distribution of Nucleation
3. RECOVERY AND RECRYSTALLIZATION BEHAVIOROF ALMNFESI ALLOYS - A CASE STUDY
4. DISCUSSION
CONCLUSION
APPENDIX
REFERENCES
Chapter 5RECOVERY AND RECRYSTALLIZATIONPROCESS IN A COMMERCIALLY PUREALUMINUM: THE ROLE OF DISSOLVEDIMPURITIES AND ANALYSIS BY A NEWKINETICS THEORY
ABSTRACT
1. GENERAL INTRODUCTION
2. EFFECT OF IMPURITIES ON MECHANICAL PROPERTIESAND MICROSTRUCTURES DURING RECOVERY ANDRECRYSTALLIZATION (PART 1): PRECIPITATIONBEHAVIOR OF IMPURITIES AND MICROSTRUCTURALCHANGE DURING ISOCHRONAL ANNEALING OF A 1050COLD-ROLLED ALUMINUM SHEET1
2.1. Introduction
2.2. Experimental
2.3. Results
2.3.1. Annealing Curve
2.3.2. Microstructures
2.3.3. Electrical Resistivity
2.4. Discussion
2.5. Conclusion
3. EFFECT OF IMPURITIES ON MECHANICAL PROPERTIESAND MICROSTRUCTURES DURING RECOVERY ANDRECRYSTALLIZATION (PART 2): EFFECT OFMICROSTRUCTURES ON THE ELONGATION DURINGISOTHERMAL ANNEALING IN A 1200 COLD-ROLLEDALUMINUM SHEET2
3.1. Introduction
3.2. Experimental
3.3. Results
3.3.1. Structures of the Annealed Sheet before the Tensile Test
3.3.2. Tensile Test
3.3.3. TEM Structures after the Tensile Test
3.4. Discussion
3.5. Conclusion
4. ANALYSIS OF THE RECOVERY ANDRECRYSTALLIZATION RATE BY A NEW RATEEQUATION (PART 1): DERIVATION OF ANEW RATE EQUATION AND PHYSICAL MEANINGOF THE PARAMETERS OF THE RATE EQUATION,TIME EXPONENTS AND TIME CONSTANTS3
4.1. Introduction
4.2. New Rate Equation based on Yamamoto's Kinetics Theory
4.3. Derivation of a New Rate Equation for the Recoveryand Recrystallization
4.4. Physical Meaning of the Parameters of a New RateEquation, Time Exponents and Time Constants
4.5. Effect of the Parameters on the Curve Calculated by a NewRate Equation
4.6. Conclusion
5. ANALYSIS OF THE RECOVERY ANDRECRYSTALLIZATION RATE BY A NEW RATE EQUATION(PART 2): ANALYSIS OF PRECIPITATION BEHAVIOR OFIMPURITIES DURING THE RECOVERY ANDRECRYSTALLIZATION IN A 1050 ALUMINUM HOTROLLEDSHEET BY A NEW RATE EQUATION4
5.1. Introduction
5.2. Experimental
5.3. Results
5.3.1. Vickers Hardness and Electrical Conductivity
5.3.2. Analysis by the Rate Equation
5.4. Discussion
5.4.1. Change in Electrical Conductivity
5.4.2. Physical Meaning of Parameters
5.4.2.1. Time Component n
5.4.2.2. Time Constant t
5.4.3. Activation Energy of Reactions
5.5. Conclusion
6. ANALYSIS OF THE RECOVERY ANDRECRYSTALLIZATION RATE BY A NEW RATE EQUATION(PART 3): EFFECT OF DISSOLVED IMPURITIES ON THERATE OF RECOVERY AND RECRYSTALLIZATION IN A 1050ALUMINUM HOT-ROLLED SHEET6
6.1. Introduction
6.2. Experimental
6.3. Results
6.3.1. Electrical Conductivity after Ingot Soaking and Hot Rolling
6.3.2. Change in the Hardness and Electrical Conductivity for350°C Annealing
6.3.2.1. Effect of the Soaking Conditions
6.3.2.2. Comparison of Normalized Change in the Hardness andElectrical Conductivity
6.4. Discussion
6.4.1. Analysis Results by the Yamamoto's Rate Equation
6.4.2. Microstructures
6.4.2.1. Ingot Soaking
6.4.2.2. Hot Rolling
6.4.2.3. Annealing
6.4.3. Rate of the Recovery and Recrystallization and theRate Equation Parameter
6.4.3.1. Time Exponents, n1 and n3 and the Precipitation Mechanismof the Dissolved Impurities
6.4.3.2. Time Constant, t1 and t3
6.4.3.3. Parameters of the Particle Number Term, n2, t2, n4 and t4
6.4.3.4. Role of the Compounds That Precipitated during Soaking
6.5. Conclusion
7. GENERAL CONCLUSION
7.1. Effect of Impurities on Mechanical Properties andMicrostructures during Recovery and Recrystallization
7.1.1. Precipitation Behavior of Impurities and Microstructural Changeduring Isochronal Annealing in a 1050 Cold-Rolled Aluminum Sheet
7.1.2. Effect of Microstructures on the Elongation during IsothermalAnnealing in a 1200 Cold-Rolled Aluminum Sheet
7.2. Analysis of the Recovery and Recrystallization Rate bya New Rate Equation
7.2.1. Derivation of a New Rate Equation and Physical Meaning of theParameters of the Rate Equation, Time Exponents and Time Constants
7.2.2. Analysis of the Precipitation Behavior of the Impurities duringRecovery and Recrystallization by a New Rate Equation and JMA One
7.2.3. Effect of Dissolved Impurities on the Recovery andRecrystallization Rate in a 1050 Aluminum Hot-Rolled Sheet
7.3. Our Concept and Its Model about the Recoveryand Recrystallization Process
ACKNOWLEDGMENTS
REFERENCES
Chapter 6INTERACTION BETWEENRECRYSTALLIZATION AND PHASETRANSFORMATION INHIGH-STRENGTH STEELS
ABSTRACT
1. INTRODUCTION
2. BASIC TERMINOLOGY: RECRYSTALLIZATIONAND PHASE TRANSFORMATION IN STEELS
3. INTERACTIONS BETWEEN RECRYSTALLIZATION ANDPHASE TRANSFORMATION IN HIGH STRENGTH STEELS:EXPERIMENTAL OBSERVATIONS
4. INTERACTIONS BETWEEN RECRYSTALLIZATION ANDPHASE TRANSFORMATION IN HIGH STRENGTHSTEELS: MODELING
SUMMARY AND OUTLOOK
ACKNOWLEDGMENTS
REFERENCES
Chapter 7NUMERICAL MODELING OFRECRYSTALLIZATION IN A LEVEL SETFINITE ELEMENT FRAMEWORK FORAPPLICATION TO INDUSTRIAL PROCESSES
ABSTRACT
1. INTRODUCTION
2. LEVEL-SET DESCRIPTION OF POLYCRYSTALS
2.1. Digital Microstructure
2.2. Meshing Adaptation
2.3. Classical Isotropic Framework for LS Modeling of ReX andGG
2.4. Anisotropy of Grain Interface Energy
2.5. Static Second Phase Particles
2.6. Industrial Applications
CONCLUSION
REFERENCES
ABOUT THE EDITOR
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