Workgroup Contents
Lecture 12.5 : Improvement Techniques in Welded Joints
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1. INTRODUCTION
1.1 General
1.2 The Potential for Improving Fatigue Strength
2. IMPROVEMENT METHODS - OPERATING PRINCIPLES
3. SOME IMPROVEMENT METHODS AND THEIR EFFECT ON FATIGUE STRENGTH
3.1 Improved Welding Techniques
3.1.1 The AWS improved profile
3.1.2 Special electrodes
3.2 Grinding
3.3 Weld Toe Remelting
3.3.1 TIG dressing
3.3.2 Plasma dressing
3.4 Residual Stress Methods
3.4.1 Hammer peening
3.4.2 Shot peening
3.5 Compounding
4. APPLYING IMPROVEMENT METHODS TO REAL STRUCTURES
5. IMPROVEMENT METHODS AND DESIGN RULES
5.1 Current design rules incorporating improvement techniques
5.2 Improved Welds and Size Effects
5.3 Future Modification to Design Rules
6. CONCLUDING SUMMARY
7. REFERENCES