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Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006806
EISBN: 978-1-62708-329-4
...Abstract Abstract A mechanical part, which supports the moving part, is termed a mechanical bearing and can be classified into rolling (ball or roller) bearings and sliding bearings. This article discusses the failures of sliding bearings. It first describes the geometry of sliding bearings...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006426
EISBN: 978-1-62708-192-4
... and roller bearings. It provides information on the bearing component materials. The article describes the lubrication requirements and lubrication methods, namely, elastohydrodynamic lubrication and grease lubrication. It reviews the adjustment factors influencing fatigue life of the bearing. The article...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003099
EISBN: 978-1-62708-199-3
...Abstract Abstract Rolling-element bearings, whether ball bearings or roller bearings with spherical, straight, or tapered rollers, are fabricated from a wide variety of steels. This article discusses the production process, characteristics, nominal compositions, and types of bearing steels...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002373
EISBN: 978-1-62708-193-1
...Abstract Abstract Contact fatigue is a surface-pitting-type failure commonly found in ball or roller bearings. This article discusses the mechanisms of contact fatigue found in gears, cams, valves, rails, and gear couplings. It discusses the statistical analysis of rolling contact bearing-life...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002376
EISBN: 978-1-62708-193-1
...-hardening steels were used for ball and cylindrical roller bearings and other types, perhaps influenced in Europe by familiarity with chromium-type tool steels ( Ref 2 , 7 ). U.S. manufacturers included low-carbon (0.20%) case-carburizing steels in bearing manufacture, primarily in the tapered roller...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001810
EISBN: 978-1-62708-180-1
... damage mechanisms fabrication practices fretting corrosion hardness heat treatment lubrication plastic flow rolling-contact fatigue rolling-element bearings failures ROLLING-ELEMENT BEARINGS use rolling elements (either balls or rollers) interposed between two raceways, and relative motion...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006393
EISBN: 978-1-62708-192-4
... fatigue damage relative to steels manufactured using other processes. Fig. 2 Effect of total length of inclusion stringers on the rolling-contact fatigue life of a 220 mm (8.7 in.) bore tapered roller bearing inner race as a function of steel cleanliness. Source: Ref 18 Concentrated Contacts...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006834
EISBN: 978-1-62708-329-4
... of heat treatment wagons 200–300 390–570 Source: Ref 4 Static minimal safety factor guide values Table 14 Static minimal safety factor guide values Operating conditions Static load safety factor Roller bearings Ball bearings Smooth, low-vibration, normal operation...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003326
EISBN: 978-1-62708-176-4
...: rolling bearings, which include rolling elements (balls, rollers, or needle rollers) between the inner and outer raceways, and sliding, or plain, bearings, which have motion from one surface directly imposed on a stationary support. Rolling bearings include radial, thrust, and angular contact designs...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002401
EISBN: 978-1-62708-193-1
... the surfaces of two externally loaded bodies (e.g., meshing gear teeth or contact between the roller or ball and its race in a bearing) can be the significant stresses; that is, the stresses on or somewhat below the surface of the contact are the major causes of damage to one or both of the bodies. Therefore...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001024
EISBN: 978-1-62708-161-0
... Tapered Roller Bearings,” Paper 86 0725, presented at the Earthmoving Industry Conference ( Peoria, IL ), Society of Automotive Engineers , 1986 10.4271/860725 5. Stickels C. A. and Janotik A.M. , Controlling Residual Stresses in 52100 Bearing Steel by Heat Treatment , Met...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006837
EISBN: 978-1-62708-329-4
... Fig. 47 Grease condition during bearing disassembly with water ingress. Free water was noted, and milky grease is present along the rolling-contact surfaces Fig. 48 Water etching present on rollers Fig. 49 Water etching with microcracking present on the cup of a bearing...
Book Chapter

Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003562
EISBN: 978-1-62708-180-1
... related to fretting wear. fretting wear impact fretting mechanical components normal load residual stress rolling-element bearings slip surface finish vibration frequency FRETTING is a wear phenomenon that occurs between two mating surfaces; initially, it is adhesive in nature...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003563
EISBN: 978-1-62708-180-1
... micropitting, macropitting and spalling ( Ref 4 , 5 ) in conventional bearing steels ( Fig. 1 ) to delamination in hybrid ceramics ( Ref 6 ) and overlay coatings ( Ref 7 ), as discussed later. Contact geometry of the bodies subjected to RCF can be conforming (e.g., contact between the outer race and roller...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006792
EISBN: 978-1-62708-295-2
... of the Roller-Bearing Steel 100Cr6 (SAE 52100) after Two-Step Bainitisation and Combined Bainitic-Martensitic Heat Treatment , IJMR , Vol 97 ( No. 10 ), 2006 , p 1432 – 1440 10.3139/146.101388 103. Mayer H. , Haydn W. , Schuller R. , Issler S. , Furtner B. , and Bacher...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005978
EISBN: 978-1-62708-168-9
.... , Dong J. , Bomas H. , Hoffmann F. , and Zoch H.W. , Microstructure and Fatigue Strength of the Roller-Bearing Steel 100Cr6 (SAE 52100) after Two Step Bainitisation-Martensitic Heat Treatment , Intl. J. of Matl. Res. , Vol 97 , 2006 , p 1432 – 1440 10.3139/146.101388 17...
Book Chapter

Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006358
EISBN: 978-1-62708-192-4
... in rolling-element bearings, gear teeth, wheel-rail contacts, roller guides in production machinery, cam roller followers in internal combustion engines, and rolling mill rolls. It is a particularly insidious form of wear, because it is sometimes difficult to detect in its early stages. The precursor flaws...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006360
EISBN: 978-1-62708-192-4
... to as WC/a-C:H, W-DLC, or WC/C films) are among the most common industrial DLC-type coatings used for tribological applications such as engine and valve-train components, fuel injection system components, bearings, and gears. This coating type is deposited on millions of components per year using...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003564
EISBN: 978-1-62708-180-1
... configuration of five-ball machine Ball-on-Plate Machine Figure 4 shows a cross-sectional view of the test rig. The test unit has a unidirectional thrust bearing configuration, which consists of three balls or rollers equally spaced at 120° by a retainer and loaded between a stationary flat washer...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006829
EISBN: 978-1-62708-295-2
... of false Brinelling damage in a ball bearing assembly). Adapted from Ref 34 . Reprinted with permission from Elsevier Fig. 44 Severe damage from fretting (false Brinelling) on the surface of a shaft that served as the inner raceway for a needle-roller bearing Fig. 45 Automotive front...