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rolling contact fatigue

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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: 01 March 2006
DOI: 10.31399/asm.tb.fdsm.t69870237
EISBN: 978-1-62708-344-7
... effects, foreign particles, and stresses generated by rolling contact. crack growth crack initiation dislocations fatigue mechanism plasticity rolling contact Introduction There has always been an aura of mystery regarding why metals, and materials in general, fail in fatigue...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250257
EISBN: 978-1-62708-345-4
... of gear failure analysis. contact fatigue failure analysis fatigue failure gears macropitting micropitting rolling-contact fatigue scuffing spalling stress rupture subcase fatigue thermal fatigue wear GEARS can fail in many different ways, and except for an increase in noise level...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1999
DOI: 10.31399/asm.tb.cmp.t66770001
EISBN: 978-1-62708-337-9
... depth on the rolling-contact fatigue limit of gear steels. Tests involved two 4 in. disks driven by a 2 in. roller. Test piece may have been either one of the disks or the roller. Relative radius of curvature, 2/3. SH units = lb/in. of face width divided by the relative radius of curvature. Steel...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250039
EISBN: 978-1-62708-345-4
... fatigue fracture gears iron-base alloys magnesium alloys rolling contact fatigue surface-hardening steels through hardening wrought steel GEAR MATERIALS can be broadly classified into two groups: nonmetallic and metallic materials. Nonmetallics are the plastics, both thermoplastic...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410499
EISBN: 978-1-62708-265-5
... gearbox bearings: effect of ‘butterflies’ and white etching cracks (WECs) , Mat. Sci. Tech. , Vol 28 , No. 1 , 2012 , p 3 – 22 10.1179/026708311X13135950699254 21.66 Kramer P. , “ An Investigation of Rolling-Sliding Contact Fatigue Damage of Carburized Gear Steels ,” M.S. thesis...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300079
EISBN: 978-1-62708-323-2
... T.A. , Tobe S. , Rolling Contacts , Wiley , New York , 2000 10.1002/9781118903001 • Totten G.E. , Ed., Friction, Lubrication, and Wear Technology , Volume 18 , ASM Handbook , ASM International , 2017 , p 103 – 378 10.31399/asm.hb.v18.9781627081924 • Waterhouse...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250293
EISBN: 978-1-62708-345-4
... contact (pitting or spalling), rolling contact, thermal fatigue Impact Tooth bending, tooth shear, tooth chipping, case crushing, torsional shear Wear Abrasive, adhesive Stress rupture Internal, external In an analysis of more than 1500 studies, the three most common failure modes, which...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220519
EISBN: 978-1-62708-259-4
.... , Fracture Mechanics in Railway Applications , Engin. Fract. Mech. , Vol 72 , 2005 , p 163 – 94 10.1016/j.engfracmech.2003.11.010 8. Shur E.A. , Bychkova N.Y. , and Trushevsky S.M. , Physical Metallurgy Aspects of Rolling Contact Fatigue of Rail Steels , Wear , Vol 258 , 2005...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250001
EISBN: 978-1-62708-345-4
..., and subsurface rolling contact fatigue. The subject of rolling contact fatigue is discussed more fully in Chapters 3, “Ferrous and Nonferrous Alloys” and 13, “Gear Failure Modes and Analysis.” Straight Bevel Gear The straight bevel gear undergoes the same stresses as discussed above, including a very...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1999
DOI: 10.31399/asm.tb.cmp.t66770077
EISBN: 978-1-62708-337-9
... of fatigue cracks in carburized cases of (a) 20 HNMh and (b) 18 HGT steel depending on percentage of retained austenite and on load amplitude. Source: Ref 8 Fig. 4.20 Rolling contact fatigue plots for carburized and hardened 3Ni-Cr steel discs. S H = (lb/in. of face width)/(relative radius...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2013
DOI: 10.31399/asm.tb.uhcf3.t53630189
EISBN: 978-1-62708-270-9
... system was about 0.007 in., and the metal was case-hardened steel with a surface hardness near 60 HRC. The specimen was a 1-in.-diam roller, tested at a calculated compressive stress of 425,000 psi in pure rolling. Abstract Abstract The wear caused by contact stress fatigue is the result...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350001
EISBN: 978-1-62708-315-7
... fatigue, and rolling-contact fatigue Nitriding Used primarily for steels for improved wear resistance, increased fatigue resistance, and improved corrosion resistance (except stainless steels) Carbonitriding Used primarily for steels for improved wear resistance Ferritic nitrocarburizing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350043
EISBN: 978-1-62708-315-7
... ) and Budinski ( Ref 2 ). Blau places wear processes into three categories based on the type of motion encountered, that is, sliding, impact, and rolling contact ( Fig. 2 ). Budinski reduces wear processes into four categories, that is, abrasion, erosion, adhesion, and surface fatigue ( Fig. 3 ). Although both...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130111
EISBN: 978-1-62708-284-6
.... (b) Particle attached to one of the surfaces. (c) Sharp asperity. (d) Erosion Fig. 26 Fractography showing an H11 tool steel that has suffered abrasive erosion Fig. 27 Schematic representation of contact fatigue under pure rolling between two surfaces Fig. 29 Fretting...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.9781627083157
EISBN: 978-1-62708-315-7
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060385
EISBN: 978-1-62708-261-7
..., sliding, and combined effect Fig. 16.9 Crack origin subsurface in a gear tooth section due to rolling-contact fatigue. Progression was parallel to surface and inward away from surface. Not etched. Original magnification: 60× Fig. 16.10 Typical morphology of fatigue spall in rolling...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1999
DOI: 10.31399/asm.tb.cmp.t66770171
EISBN: 978-1-62708-337-9
...; 50KhNi: 0.5% C, 0.6% Mn, 0.6% Cr, 1.2% Ni, <0.3% Cr; ShKh15:1.0% C, 1.5% Cr, <0.3% Ni, <0.25% Cu. (b) Distortions in crystal lattice in α solid solution Contact fatigue life of case-hardened 16CD4 steel Table 7.19 Contact fatigue life of case-hardened 16CD4 steel Additional...
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
... As noted, we considered the bcc and the fcc materials separately. The larger amount of data was on bcc materials. For this class: The classic work of Moyar ( Ref 5.26 ) to demonstrate why rolling contact fatigue appears to be so superior to axial fatigue was very useful. His data required considerable...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.tt2.t51060195
EISBN: 978-1-62708-355-3
... for a multitude of products, this chapter focuses on three examples of engineering components that undergo significant loading in tension: threaded fasteners and bolted joints; adhesive joints; and welded joints. For some components, tensile loading is not the primary concern. For example, rolling contact fatigue...