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residual-stress analysis

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Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2013
DOI: 10.31399/asm.tb.uhcf3.t53630035
EISBN: 978-1-62708-270-9
... failure analysis even though they are much more difficult to visualize and understand than applied stresses. Residual stresses are internal forces not limited to metal parts or assemblies as covered in this work. Parts or assemblies made from any material are subject to uneven expansion and...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290099
EISBN: 978-1-62708-306-5
... section provides information on the residual stresses and distortion that remain after welding. The focus then shifts to distortion control of weldments. Inclusions and cracking are discussed in detail. The chapter also discusses the causes for reduced fatigue strength of a component by a weld: stress...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410487
EISBN: 978-1-62708-265-5
... at 500 °C (930 °F) for 1 h ( Ref 20.8 ). Residual-stress profiles are measured by x-ray diffraction analysis ( Ref 20.9 , 20.10 ). The residual stresses cause either compression or extension of the interplanar spacings of the crystal lattice planes of the phases in steel specimens, and the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.mmfi.t69540047
EISBN: 978-1-62708-309-6
... detailed images, diagrams, and explanations. It discusses the various factors that influence strength and ductility, including grain size, loading rate, and temperature. It also provides information on the origin of residual stresses, the concept of toughness, and the damage mechanisms associated with...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090367
EISBN: 978-1-62708-266-2
... strain, plastic strain, and residual stress responses. It also describes the difference between smooth and precracked specimens and how they are used, provides information on slow-strain-rate testing and how to assess the results, and discusses various test environments and procedures, including tests...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610025
EISBN: 978-1-62708-303-4
... embrittlement. The chapter also covers compression, shear, and torsion testing, the prediction of yielding, residual stress, and hardness. compression hardness notched tensile test shear stress-strain curve tension MANY MATERIALS, both during initial fabrication and later when placed in service...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460121
EISBN: 978-1-62708-285-3
...-Ray photoelectron spectroscopy, X-ray fluorescence, Auger electron spectroscopy, Raman spectroscopy, oxygen analysis, and nanoindentation. cold-sprayed coatings residual-stress analysis hardness bond adhesion strength microscopy spectroscopy diffraction MATERIALS CHARACTERIZATION is...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240201
EISBN: 978-1-62708-251-8
..., yield criteria, and residual stresses of metals. mechanical behavior strength hardness stiffness ductility tension compression shear tensile yield strength ultimate tensile strength resilience toughness stress concentration residual stress MANY MATERIALS, both during initial...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130255
EISBN: 978-1-62708-284-6
... Abstract This chapter provides an overview of the fundamental material- and process-related parameters of quenching on residual stress, distortion control, and cracking. It begins with a description of phase transformations during heating and quenching of steel. This is followed by a section on...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090257
EISBN: 978-1-62708-266-2
... composition, microstructure, and heat treatment. It describes the types of environments where magnesium alloys are most susceptible to SCC and the effect of contributing factors such as temperature, strain rate, and applied and residual stresses. The chapter also discusses crack morphology and what it reveals...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610303
EISBN: 978-1-62708-303-4
... first step in damage tolerance analysis is the calculation of a p , or rather, of the residual-strength diagram. Usually, the residual-strength diagram is expressed in terms of stress rather than load, as in Fig. 3(a) . Different fracture criteria may apply ( K , J , or others), depending on the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130111
EISBN: 978-1-62708-284-6
... Contributing factors Load exceeded the strength of the part Check for proper alloy and processing by hardness check or destructive testing, chemical analysis Loading direction may show failure was secondary Short-term, high-temperature, high-stress rupture has ductile appearance (see creep...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2013
DOI: 10.31399/asm.tb.uhcf3.t53630001
EISBN: 978-1-62708-270-9
... temperature, and thermal and electrical conductivity are other physical properties to be considered. Residual and Applied Stress Relationship The residual stress system that was within the part prior to fracture can have a powerful effect—good or bad—on the performance of a part. Residual stresses...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090419
EISBN: 978-1-62708-266-2
... stress state of sufficient magnitude to induce fracture. Analysis of SCC service failures is quite involved and requires prescribed and thorough examination procedures. Appropriate methodologies for evaluating such service failures are the subject of this chapter. Other processes that cause failure...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130503
EISBN: 978-1-62708-284-6
...-grade 245 steel occurred only in welds that were made with flux and/or filler metal known to have high moisture content. Although the mechanism is not certain, diffusible hydrogen causes the ferrite at prior-austenite grain boundaries to crack under the residual tensile stress produced by contraction...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610549
EISBN: 978-1-62708-303-4
... factors can include stress concentrations, tensile residual stresses, large stress amplitudes, large numbers of load applications, corrosive environments, high temperatures, low metal strength and hardness, wear, and others. From this discussion, it should become clear that proper failure analysis is...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040091
EISBN: 978-1-62708-300-3
... difference method, and the finite element method. The capabilities and characteristics of these methods are summarized in Table 9.1 [ Altan et al., 1979 ]. Table 9.1 Characteristics of various methods of analysis Method Input Output Comments Flow stress Friction Velocity field Stress...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.horfi.t51180151
EISBN: 978-1-62708-256-3
... embedded in the mount adjacent to the edges. It is sometimes quite apparent that an excessively high load or stress level was the direct cause or contributed significantly to the failure. Even so, an accurate stress analysis of the magnitude and type (axial, torsion, bending) of stress is required...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040237
EISBN: 978-1-62708-300-3
...-plastic analyses. In the elastic-plastic simulation, material is modeled as deforming elastic-plastically. Thus, the results are given for not only the plastic deformation but also for elastic deformation such as residual stresses and springback. Rigid-plastic simulation assumes material to deform only...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870421
EISBN: 978-1-62708-314-0
... Abstract This chapter discusses some of the challenges associated with the analysis of composite structures. It begins with a review of lamina fundamentals and the stress-strain relationships in a single ply under various types of loads. It demonstrates the use of classical lamination theory...