Workgroup Contents
Lecture 12.1 : Basic Introduction to Fatigue
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1. INTRODUCTION
1.1 Nature of Fatigue
1.2 How Welds Fatigue
1.3 Crack Growth History
2. FATIGUE STRENGTH
2.1 Definition of Fatigue Strength and Fatigue Life
2.2 Primary Factors Affecting Fatigue Life
2.3 S-N Curve
2.4 Effect of Mean Stress
2.5 Effect of Mechanical Strength
3. CLASSIFICATION OF DETAILS
3.1 Detail Classes
3.2 Detail Types
3.3 Commonly Used Detail Types
4. STRESS PARAMETERS FOR FATIGUE
4.1 Stress Area
4.2 Calculation of Stress Range
4.3 Effects of Geometrical Stress Concentrations and Other Effects
4.4 Secondary Effects
5. LOADINGS FOR FATIGUE
5.1 Types of Loading
5.2 Cycle Counting
6. CALCULATION OF DAMAGE
7. CONCLUDING SUMMARY
8. REFERENCES
9. ADDITIONAL READING