the ecu Structural Integrity Society (ESIS) Technical Commitee on Fatigue of Engineering fabrics and constructions (TC3) determined to bring together a unique Technical ebook (ESIS STP) according to the one hundred fifteen papers awarded on the sixth foreign convention on Biaxial/Multiaxial Fatigue and Fracture. The 25 papers incorporated within the STP were prolonged and revised by means of the authors. The convention was once held in Lisbon, Portugal, on 25-28 June 2001, and was once chaired by means of guide De Freitas, Instituto more advantageous Tecnico, Lisbon. The assembly, organised via the Instituto greater Tecnico and subsidized via the Portuguese Minesterio da Cienca e da Tecnologia and via the eu Structural Integrity Society, used to be attended by way of 151 delegates from 20 international locations. The papers within the current publication take care of the theoretical, numerical and experimental points of the Multiaxial fatigue and fracture of engineering fabrics and constructions. they're divided in to the next six sections; Multiaxial Fatigue of Welded constructions; excessive cycle Multiaxial fatigue; Non proportional and Variable-Amplitude loading; Defects, Notches, Crack development; Low Cycle Multiaxial Fatigue; purposes and trying out equipment. As is recognized, such a lot engineering elements and buildings within the mechanical, aerospace, strength new release, and different industries are subjected to multiaxial loading in the course of their provider lifestyles. the most tough initiatives in layout opposed to fatigue and fracture is to translate the knowledge collected from uniaxial fatigue and fracture checks on engineering fabrics into functions regarding advanced states of cyclic stress-strain stipulations. This e-book is the results of co-operation among many researchers from varied laboratories, universities and industries in a couple of international locations.