Fracture and Fatigue of Welded Joints and Structures

<p>Contributor contact details</p> <p>Preface</p> <p>Introduction</p> <p>Introduction</p> <p>Linear elastic fracture mechanics</p> <p>Fatigue</p> <p>Layout</p> <p>Part I: Analysing fracture of welded joints and structures</p> <p>Chapter 1: Constraint-based fracture mechanics in predicting the failure of welded joints</p> <p>Abstract:</p> <p>1.1 Introduction to constraint-based elastic-plastic fracture mechanics</p> <p>1.2 Constraint parameters</p> <p>1.3 Tabulation of Q-solutions</p> <p>1.4 Development of a failure assessment diagram (FAD) approach to incorporate constraint</p> <p>1.5 Effect of weld mismatch on crack tip constraint</p> <p>1.6 Full field (local approach) analysis for fracture assessment</p> <p>1.7 Conclusion</p> <p>Chapter 2: Constraint fracture mechanics: test methods</p> <p>Abstract:</p> <p>2.1 Introduction</p> <p>2.2 High strains</p> <p>2.3 Two-parameter fracture mechanics</p> <p>2.4 Development of the single edge notch tension (SENT) test</p> <p>2.5 Standardising the single edge notch tension (SENT) test</p> <p>2.6 Conclusions</p> <p>2.8 Appendix: Codes and standards</p> <p>2.9 Nomenclature</p> <p>Chapter 3: Fracture assessment methods for welded structures</p> <p>Abstract:</p> <p>3.1 Introduction</p> <p>3.2 Development of engineering critical assessment (ECA) methods</p> <p>3.3 The failure assessment diagram (FAD) concept</p> <p>3.4 Specific engineering critical assessment (ECA) methods: R6</p> <p>3.5 Specific engineering critical assessment (ECA) methods: BS 7910/PD6493</p> <p>3.6 Specific engineering critical assessment (ECA) methods: Structural Integrity Procedures for European Industry (SINTAP)/European Fitness- for-service Network (FITNET)</p> <p>3.7 Specific engineering critical assessment (ECA) methods: American Petroleum Institute (API)/ American Society for Mechanical Enginners (ASME)</p> <p>3.8 Future trends</p> <p>Chapter 4: The use of fracture mechanics in the fatigue analysis of welded joints</p> <p>Abstract:</p> <p>4.1 Introduction to fracture mechanics</p> <p>4.2 Technical application of fracture mechanics</p> <p>4.3 Fatigue assessment of welded joints using fracture mechanics</p> <p>4.4 Examples of practical application</p> <p>4.5 Conclusions</p> <p>Part II: Analysing fatigue of welded joints and structures</p> <p>Chapter 5: Fatigue strength assessment of local stresses in welded joints</p> <p>Abstract:</p> <p>5.1 Introduction</p> <p>5.2 Types of stress</p> <p>5.3 Factors affecting the fatigue strength</p> <p>5.4 Fatigue strength assessment</p> <p>5.5 Conclusions</p> <p>Chapter 6: Improving weld class systems in assessing the fatigue life of different welded joint designs</p> <p>Abstract:</p> <p>6.1 Introduction</p> <p>6.2 Historic view</p> <p>6.3 Weld class system ISO 5817</p> <p>6.4 Weld class systems at Volvo</p> <p>6.5 A consistent and objective weld class system</p> <p>6.6 Discussion</p> <p>6.7 Conclusions</p> <p>6.8 Future trends</p> <p>6.9 Sources of further information and advice</p> <p>Chapter 7: Fatigue design rules for welded structures</p> <p>Abstract:</p> <p>7.1 Introduction</p> <p>7.2 Key features of welded joints influencing fatigue</p> <p>7.3 Fatigue crack propagation</p> <p>7.4 Design rules</p> <p>7.5 Future developments in the application of fatigue rules</p> <p>7.6 Conclusions</p> <p>7.8 Appendix: fatigue design codes and standards</p> <p>Chapter 8: Fatigue assessment methods for variable amplitude loading of welded structures</p> <p>Abstract:</p> <p>8.1 Introduction</p> <p>8.2 Fatigue damage and assessment for variable amplitude loading</p> <p>8.3 Variable amplitude fatigue testing</p> <p>8.4 Future trends</p> <p>8.5 Source of further information and advice</p> <p>Chapter 9: Reliability aspects in fatigue design of welded structures using selected local approaches: the example of K-nodes for offshore constructions</p> <p>Abstract:</p> <p>9.1 Introduction</p> <p>9.2 Selected decisive design parameters</p> <p>9.3 Selected design concepts by the example of K-nodes</p> <p>9.4 Conclusions</p> <p>Chapter 10: Assessing residual stresses in predicting the service life of welded structures</p> <p>Abstract:</p> <p>10.1 Introduction</p> <p>10.2 Origins and types of stress</p> <p>10.3 Modification of stresses after welding</p> <p>10.4 Measurement</p> <p>10.5 Conclusions</p> <p>10.6 Acknowledgements</p> <p>Chapter 11: Fatigue strength improvement methods</p> <p>Abstract:</p> <p>11.1 Introduction</p> <p>11.2 Fatigue strength of welded joints</p> <p>11.3 Increasing the fatigue strength by improved design</p> <p>11.4 Improvements obtained by special plate material, filler materials or welding methods</p> <p>11.5 Special welding methods</p> <p>11.6 Post‐weld improvement methods</p> <p>11.7 Future trends</p> <p>11.8 Conclusions</p> <p>Index</p>