Fatigue Assessment of Welded Joints by Local Approaches

Informationen zum Autor Dieter Radaj is Professor of Mechanical Engineering at Braunschweig Technical University, Germany.Cetin Morris Sonsino is Professor of Structural Durability at both Darmstadt University of Technology and Saarland University, Germany. He is also Deputy Head of Fraunhofer Institute for Structural Durability and System Reliability at Darmstadt. Wolfgang Fricke is Professor of Ship Structural Design and Analysis at Hamburg University of Technology, Germany. Klappentext Local approaches to fatigue assessment are used to predict the structural durability of welded joints, to optimise their design and to evaluate unforeseen joint failures. This standard work provides a systematic survey of the principles and practical applications of the various methods. It covers the hot spot structural stress approach to fatigue in general, the notch stress and notch strain approach to crack initiation and the fracture mechanics approach to crack propagation. Seam-welded and spot-welded joints in structural steels and aluminium alloys are also considered.This completely reworked second edition takes into account the tremendous progress in understanding and applying local approaches which has been achieved in the last decade. It is a standard reference for designers, structural analysts and testing engineers who are responsible for the fatigue-resistant in-service behaviour of welded structures. Inhaltsverzeichnis Nominal stress approach for welded jointsStructural stress or strain approach for seam-welded jointsNotch stress approach for seam-welded jointsNotch strain approach for seam-welded jointsCrack propagation approach for seam-welded jointsNotch stress intensity approach for seam-welded jointsLocal approaches applied to a seam-welded tubular jointStructural stress or strain approach for spot-welded and similar lap jointsStress intensity approach for spot-welded and similar lap jointsNotch stress, notch strain and crack propagation approach for spot-welded and similar lap jointsSignificance, limitations and potential of local approaches. ...

Klappentext

Local approaches to fatigue assessment are used to predict the structural durability of welded joints, to optimise their design and to evaluate unforeseen joint failures. This standard work provides a systematic survey of the principles and practical applications of the various methods. It covers the hot spot structural stress approach to fatigue in general, the notch stress and notch strain approach to crack initiation and the fracture mechanics approach to crack propagation. Seam-welded and spot-welded joints in structural steels and aluminium alloys are also considered.This completely reworked second edition takes into account the tremendous progress in understanding and applying local approaches which has been achieved in the last decade. It is a standard reference for designers, structural analysts and testing engineers who are responsible for the fatigue-resistant in-service behaviour of welded structures.

Inhalt

Nominal stress approach for welded jointsStructural stress or strain approach for seam-welded jointsNotch stress approach for seam-welded jointsNotch strain approach for seam-welded jointsCrack propagation approach for seam-welded jointsNotch stress intensity approach for seam-welded jointsLocal approaches applied to a seam-welded tubular jointStructural stress or strain approach for spot-welded and similar lap jointsStress intensity approach for spot-welded and similar lap jointsNotch stress, notch strain and crack propagation approach for spot-welded and similar lap jointsSignificance, limitations and potential of local approaches.