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fatigue testing

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780238
EISBN: 978-1-62708-281-5
...Abstract Abstract This article reviews fatigue test methodologies, provides an overview of general fatigue behavior (crack initiation and propagation) in engineering plastics, and discusses some of the factors affecting the fatigue performance of polymers. In addition, it provides information...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250311
EISBN: 978-1-62708-345-4
..., namely dimensional, surface finish texture, metallurgical, and residual stress. The following section presents the tests that simulate gear action, namely the rolling contact fatigue test, the single-tooth fatigue test, the single-tooth single-overload test, and the single-tooth impact test. Finally...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2013
DOI: 10.31399/asm.tb.uhcf3.t53630117
EISBN: 978-1-62708-270-9
... in the critical area and three stress levels (S 1 , S 2 , and S 3 ), which are the maximum cyclic tensile stress to which the grains are subjected. Successively higher stresses automatically cause more fatigue origins to form. Fig. 7 Striations generated on a spectrum-loaded test article. Source: Ref 2...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060149
EISBN: 978-1-62708-261-7
... of the multistage fatigue process Fig. 7.18 Stress distribution ahead of a crack in which small-scale plasticity is included Fig. 7.21 Standard impact testing appartaus Fig. 7.22 Impact toughness specimens. (a) Charpy. (b) Izod Fig. 7.16 The SS Schenectady after a sudden...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.aacppa.t51140253
EISBN: 978-1-62708-335-5
...Abstract Abstract This data set contains the results of rotating-beam reversed-bending fatigue tests for a wide range of aluminum casting alloys. These fatigue curves are the results of tests on individual lots of material considered representative of the respective alloys and tempers...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130351
EISBN: 978-1-62708-284-6
.... (a) Black arrows show locations for SEM examination. (b) White arrows show fracture direction and location of metallographic sections. Fig. 36 Axle wall thickness, discolored region dimensions, and fracture location Fig. 1 As-received strain bar from fatigue testing of a hold-back bar...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.fdsm.t69870375
EISBN: 978-1-62708-344-7
... strain components. It also provides information on mechanical property and fatigue testing, the use of hysteresis energy to analyze fatigue, a procedure for inverting equations to solve for dependent variables, and a method for dealing with the statistical nature of failure. cyclic stress-strain...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270102
EISBN: 978-1-62708-301-0
... and subjected to chemical analysis and low-cycle fatigue tests. Based on their findings, investigators concluded that the bolts failed due to fatigue compounded by excessive clearances and poor surface finishes. The chapter provides a number of recommendations addressing these issues and related concerns...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.fdmht.t52060111
EISBN: 978-1-62708-343-0
... testing, and the predictability of the method for TMF cycling. elastic strain fatigue life prediction inelastic strain isothermal fatigue strain-range partitioning thermomechanical fatigue THE STRAIN-RANGE PARTITIONING (SRP) method deals primarily with how creep and plastic inelastic...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.mmfi.t69540383
EISBN: 978-1-62708-309-6
...Abstract Abstract Fatigue life analysis and crack growth life prediction require an accurate interpretation of the load spectrum. This appendix presents two methods for interpreting load spectra and provides several data plots and tables comparing fatigue test data with analytically predicted...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500289
EISBN: 978-1-62708-317-1
...Abstract Abstract This chapter describes joining by forming processes including riveting, clinching, crimping, and dieless joining techniques. It also discusses the fatigue behavior of clinched joints and the results of fatigue tests that compare clinched and spot welded joints. clinching...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.fdsm.t69870045
EISBN: 978-1-62708-344-7
... stress. Wöhler’s new testing machine duplicated in miniature the loadings of railcars on their axles. Fig. 3.1 Wöhler’s rotating-cantilever, bending fatigue-testing machine. D , drive pulley; C , arbor; T , tapered specimen butt; S , specimen; a , moment arm; G , loading bearing; P...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610377
EISBN: 978-1-62708-303-4
... during the design process and subsequent static and fatigue testing performed to verify structural integrity. In-service damage can originate from a variety of sources and includes runway debris hitting control surfaces, hailstones from storms, tools dropped by maintenance mechanics, and collisions...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.fdsm.t69870105
EISBN: 978-1-62708-344-7
... in methodology and explaining how they influence test results and data. It then discusses the concept of critical planes and how they are used to correlate the effects of uniaxial loading with multiaxial fatigue behaviors. The section that follows covers the various methods used to analyze multiaxial fatigue...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.fdsm.t69870075
EISBN: 978-1-62708-344-7
...Abstract Abstract This chapter discusses the concept of mean stress and explains how it is used in fatigue analysis and design. It begins by examining the stress-strain response of test samples subjected to cyclic forces and strains, noting important features and what they reveal about...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.fdsm.t69870267
EISBN: 978-1-62708-344-7
... regardless of the fact that their toughness values were far different. However, in none of the tests involved in this program were the geometrical and materials factors such that fatigue failure occurred in a brittle fashion. The same materials, tested either with sharp notches, or using specimens of large...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.fdmht.t52060043
EISBN: 978-1-62708-343-0
..., the chapter considers two cases. In one, the relationship between strain range and cyclic life is established from test data. In the other, a rule is required to determine the damage of each concurrent strain and the total damage of the cycle is used to predict creep-fatigue life. The chapter presents several...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870085
EISBN: 978-1-62708-299-0
... impingement erosion along with testing and prevention methods. It also provides information on fretting corrosion and fretting fatigue. aluminum aluminum alloys cavitation corrosion cavitation erosion testing fretting corrosion liquid impingement erosion CORROSION can combine with mechanical...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1989
DOI: 10.31399/asm.tb.dmlahtc.t60490111
EISBN: 978-1-62708-340-9
... demonstrates the use of tools and techniques that have been developed to quantify fatigue-related damage and its effect on the remaining life of components. Cr-Mo-V steel crack initiation creep-fatigue crack growth linear-elastic fracture mechanics fatigue-crack growth fatigue testing high-cycle...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.fdsm.t69870123
EISBN: 978-1-62708-344-7
... of its seeming logic and because it is so easy to apply. A critical assessment of Miner’s database has been presented ( Ref 6.5 ) wherein it was shown that the database virtually guaranteed that the LDR would adequately correlate his results. While the experimental fatigue testing conditions selected...