Assessment of the factors influencing micropitting in rolling/sliding contacts

A Oila, SJ Bull - Wear, 2005 - Elsevier
Micropitting is currently a significant failure mechanism in carburised steel gears, but the
detailed mechanisms of crack initiation and propagation are not well understood …

[HTML][HTML] Running-in and micropitting behaviour of steel surfaces under mixed lubrication conditions

A Clarke, IJJ Weeks, RW Snidle, HP Evans - Tribology International, 2016 - Elsevier
The paper investigates the running-in of hardened steel surfaces under mixed lubrication
conditions. Pairs of surfaces of both equal and differing hardness were loaded together …

Contact fatigue performance of helical gears with surface coatings

V Moorthy, BA Shaw - Wear, 2012 - Elsevier
The objective of this study was to evaluate the performance of helical gears with applied
surface coatings either with or without Inorganic Fullerence Like Material (IFLM) nano …

Martensite decay in micropitted gears

A Oila, BA Shaw, CJ Aylott… - Proceedings of the …, 2005 - journals.sagepub.com
Metallographic examination performed on a number of micropitted gears has revealed
microstructural features similar to those reported in the literature in fatigued bearings …

An observation on the initiation of micro-pitting damage in as-ground and coated gears during contact fatigue

V Moorthy, BA Shaw - Wear, 2013 - Elsevier
The effect of surface features on as-ground gears and the influence of BALINIT® C and Nb–
S coatings on the initiation of micro-pitting damage have been examined in case-carburised …

Assessment of topography parameters during running-in and subsequent rolling contact fatigue tests

DK Prajapati, M Tiwari - Journal of Tribology, 2019 - asmedigitalcollection.asme.org
Rolling contact fatigue (RCF) is one of the major problems observed in gear mechanisms,
which leads to high friction, ultimately resulting in high energy consumption. This paper …

Effect of as-ground surface and the BALINIT® C and Nb–S coatings on contact fatigue damage in gears

V Moorthy, BA Shaw - Tribology International, 2012 - Elsevier
The influence of as-ground surface and the BALINIT® C and Nb–S coatings on contact
fatigue damage have been investigated using testing of case-carburised S156 steel helical …

Elastic properties of eta carbide (η-Fe2C) from ab initio calculations: application to cryogenically treated gear steel

A Oila, C Lung, S Bull - Journal of Materials Science, 2014 - Springer
The elastic properties of η-Fe _2 C η-Fe 2 C (eta carbide) have been determined from ab
initio density functional theory calculations using the generalized gradient approximation …

Zuverlässige Beurteilung der Zahnrad-Graufleckentragfähigkeit von Getriebeölen

NL Sagraloff - 2022 - mediatum.ub.tum.de
Durch Einsatz von Getriebeölen mit einer hohen Graufleckentragfähigkeit, kann der
kostspielige Tausch von betroffenen Zahnrädern vermieden werden. Daher müssen Öle …

[PDF][PDF] Effects of Variable Load and Rotational Speed Conditions on Gear Micropitting in Wind Turbine Gearboxes

I Al Tubi - 2014 - etheses.whiterose.ac.uk
Micropitting damage is one of the failure modes commonly observed on gears and bearings
in wind turbine (WT) gearboxes. It can lead to destructive failures which, in turn, lead to …