作者：闫志峰等
页数：176
出版社：科学出版社
出版日期：2018
ISBN：9787030581556
电子书格式：pdf/epub/txt
内容简介
采用红外温度及声音发射检测手段，对镁合金及其焊接接头疲劳载荷下的变形行为进行表征，并与疲劳过程中的微观组织演化相对应，对其疲劳行为进行分析，建立镁合金焊接接头疲劳损伤及寿命评定理论。本书适用于从事金属材料焊接接头力学行为研究人员、材料加工方向研究生及博士生等使用，也可供交叉学科领域或者对镁合金感兴趣的学者参考。
本书特色
采用红外温度及声音发射检测手段，对镁合金及其焊接接头疲劳载荷下的变形行为进行表征，并与疲劳过程中的微观组织演化相对应，对其疲劳行为进行分析，建立镁合金焊接接头疲劳损伤及寿命评定理论。本书适用于从事金属材料焊接接头力学行为研究人员、材料加工方向研究生及博士生等使用，也可供交叉学科领域或者对镁合金感兴趣的学者参考。
目录
Preface
Symbols, Acronyms and Units
Chapter 1 Introduction of Fatigue Behavior of Magnesium Alloy and Its Welding Joints
1.1 Research Background and Significance
1.2 The Performance of Magnesium Alloy
1.3 Energy Dissipation in Fatigue Procession of Magnesium Alloy
1.4 Characterization of Magnesium Alloy’s Fatigue Behavior by Using Infrared Thermography
1.5 The Influence of Microstructure on the Heat Generation Mechanism
1.6 The Research Content
References
Chapter 2 Test Methods and Theoretical Foundation
2.1 Introduction
2.2 Materials and Test Approach
2.3 Test Equipment and Parameters
2.4 Test Methods
2.5 Summary
References
Chapter 3 Temperature Character Under Tensile Loading
3.1 Introduction
3.2 Temperature Evolution Model of Magnesium Alloy During the Tensile Process
3.3 Infrared Characterization of Magnesium Alloy During the Tensile Process
3.4 Infrared Characterization of Stress Concentration Factor
3.5 Summary
References
Chapter 4 Temperature Evolution During High-cycle Loading
4.1 Introduction
4.2 The Temperature Evolution Under Cyclic Loading
4.3 The Temperature Evolution Model
4.4 The Irreversible Deformation Under Cyclic Loading
4.5 The Work-Hardening Behavior Under Cyclic Loading
4.6 The Microstructure Evolution During Cyclic Loading
4.7 Finite Element Analysis of Temperature Evolution During Fatigue Loading
4.8 Summary
References
Chapter 5 The Temperature Evolution During Fatigue Crack Propagation
5.1 Introduction
5.2 The Stress Statement of Crack Tip During Cyclic Loading
5.3 The Thermal Mechanism of the Crack Tip
5.4 The Analyses of Plastic Zone and Infrared Characterization
5.5 Infrared Characterization of Fatigue Crack Propagation
5.6 Summary
References
Chapter 6 The Temperature Anisotropy Study During Cyclic Loading
6.1 Introduction
6.2 The Microstructures of Magnesium Alloy Matrix
6.3 Temperature Anisotropy Under Tensile Loading
6.4 The Influence of Texture on the Heat Generation During High-cycle Loading
6.5 Crack Propagation Anisotropy Under Cyclic Loading
6.6 Summary
References
Chapter 7 Fatigue Life Assessment of Magnesium Alloy Based on the Temperature Evolution
7.1 Introduction
7.2 The Relationship Between Temperature Evolution and Fatigue Life
7.3 The Cyclic Strength Quick Tests of Magnesium Alloy
7.4 Summary
References
Chapter 8 Fatigue Life Assessment of Magnesium Alloy Welding Joints
8.1 Introduction
8.2 The Microstructttre of Welding Joints
8.3 The Quick Tests of Welding Joints’ Endurance Limit
8.4 Fatigue Crack Propagation of Welding Joints by the Infrared Method
8.5 Summary
References
Chromatic Graph
Chromatic Table
Symbols, Acronyms and Units
Chapter 1 Introduction of Fatigue Behavior of Magnesium Alloy and Its Welding Joints
1.1 Research Background and Significance
1.2 The Performance of Magnesium Alloy
1.3 Energy Dissipation in Fatigue Procession of Magnesium Alloy
1.4 Characterization of Magnesium Alloy’s Fatigue Behavior by Using Infrared Thermography
1.5 The Influence of Microstructure on the Heat Generation Mechanism
1.6 The Research Content
References
Chapter 2 Test Methods and Theoretical Foundation
2.1 Introduction
2.2 Materials and Test Approach
2.3 Test Equipment and Parameters
2.4 Test Methods
2.5 Summary
References
Chapter 3 Temperature Character Under Tensile Loading
3.1 Introduction
3.2 Temperature Evolution Model of Magnesium Alloy During the Tensile Process
3.3 Infrared Characterization of Magnesium Alloy During the Tensile Process
3.4 Infrared Characterization of Stress Concentration Factor
3.5 Summary
References
Chapter 4 Temperature Evolution During High-cycle Loading
4.1 Introduction
4.2 The Temperature Evolution Under Cyclic Loading
4.3 The Temperature Evolution Model
4.4 The Irreversible Deformation Under Cyclic Loading
4.5 The Work-Hardening Behavior Under Cyclic Loading
4.6 The Microstructure Evolution During Cyclic Loading
4.7 Finite Element Analysis of Temperature Evolution During Fatigue Loading
4.8 Summary
References
Chapter 5 The Temperature Evolution During Fatigue Crack Propagation
5.1 Introduction
5.2 The Stress Statement of Crack Tip During Cyclic Loading
5.3 The Thermal Mechanism of the Crack Tip
5.4 The Analyses of Plastic Zone and Infrared Characterization
5.5 Infrared Characterization of Fatigue Crack Propagation
5.6 Summary
References
Chapter 6 The Temperature Anisotropy Study During Cyclic Loading
6.1 Introduction
6.2 The Microstructures of Magnesium Alloy Matrix
6.3 Temperature Anisotropy Under Tensile Loading
6.4 The Influence of Texture on the Heat Generation During High-cycle Loading
6.5 Crack Propagation Anisotropy Under Cyclic Loading
6.6 Summary
References
Chapter 7 Fatigue Life Assessment of Magnesium Alloy Based on the Temperature Evolution
7.1 Introduction
7.2 The Relationship Between Temperature Evolution and Fatigue Life
7.3 The Cyclic Strength Quick Tests of Magnesium Alloy
7.4 Summary
References
Chapter 8 Fatigue Life Assessment of Magnesium Alloy Welding Joints
8.1 Introduction
8.2 The Microstructttre of Welding Joints
8.3 The Quick Tests of Welding Joints’ Endurance Limit
8.4 Fatigue Crack Propagation of Welding Joints by the Infrared Method
8.5 Summary
References
Chromatic Graph
Chromatic Table
