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Understanding microstructural transitions occurring under rolling contact fatigue

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Understanding microstructural transitions occurring under rolling contact fatigue. / Rivera-Díaz-Del-Castillo, P. E.J.

Bearing Steel Technologies: 10th Volume, Advances in Steel Technologies for Rolling Bearings. Vol. STP 1580 ASTM International, 2015. p. 550-563.

Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNConference contribution/Paperpeer-review

Harvard

Rivera-Díaz-Del-Castillo, PEJ 2015, Understanding microstructural transitions occurring under rolling contact fatigue. in Bearing Steel Technologies: 10th Volume, Advances in Steel Technologies for Rolling Bearings. vol. STP 1580, ASTM International, pp. 550-563, 10th ASTM International Symposium on Bearing Steel Technologies, Toronto, Canada, 6/05/14. https://doi.org/10.1520/STP158020140071

APA

Rivera-Díaz-Del-Castillo, P. E. J. (2015). Understanding microstructural transitions occurring under rolling contact fatigue. In Bearing Steel Technologies: 10th Volume, Advances in Steel Technologies for Rolling Bearings (Vol. STP 1580, pp. 550-563). ASTM International. https://doi.org/10.1520/STP158020140071

Vancouver

Rivera-Díaz-Del-Castillo PEJ. Understanding microstructural transitions occurring under rolling contact fatigue. In Bearing Steel Technologies: 10th Volume, Advances in Steel Technologies for Rolling Bearings. Vol. STP 1580. ASTM International. 2015. p. 550-563 doi: 10.1520/STP158020140071

Author

Rivera-Díaz-Del-Castillo, P. E.J. / Understanding microstructural transitions occurring under rolling contact fatigue. Bearing Steel Technologies: 10th Volume, Advances in Steel Technologies for Rolling Bearings. Vol. STP 1580 ASTM International, 2015. pp. 550-563

Bibtex

@inproceedings{ce6189d9ead54a2bbada837332f9cf35,
title = "Understanding microstructural transitions occurring under rolling contact fatigue",
abstract = "Rolling contact fatigue is accompanied by complex microstructural transitions occurring at a variety of scales; its understanding may lead to enhancing bearing life. However, a challenge faced by the metallurgist is the spread of scales at which contact fatigue spans. Alterations in precipitate morphology and cellular structures forming down to the scale of a few nanometres are common. This demands the use of a wide range of characterisation techniques. In addition to this, a quantitative description of the microstructural transitions remains a challenge. By employing high resolution experimental techniques, such as three dimensional atom probe, and by postulating new dislocation-based models for describing plasticity, the present work aims at providing a clearer view of the nature of white etching areas and dark etching regions. Observations down to the atomic scale indicate that carbon and silicon shun each other on the formation of nanometric cellular structures in white etching areas. Modelling indicates that dislocations may provide a vehicle for carbon transport in dark etching region formation. This provides a more integral picture of the transitions occurring throughout rolling contact fatigue in bearings.",
keywords = "Microstructure, Phase transformations, Rolling contact fatigue",
author = "Rivera-D{\'i}az-Del-Castillo, {P. E.J.}",
year = "2015",
doi = "10.1520/STP158020140071",
language = "English",
volume = "STP 1580",
pages = "550--563",
booktitle = "Bearing Steel Technologies",
publisher = "ASTM International",
note = "10th ASTM International Symposium on Bearing Steel Technologies ; Conference date: 06-05-2014 Through 08-05-2014",

}

RIS

TY - GEN

T1 - Understanding microstructural transitions occurring under rolling contact fatigue

AU - Rivera-Díaz-Del-Castillo, P. E.J.

PY - 2015

Y1 - 2015

N2 - Rolling contact fatigue is accompanied by complex microstructural transitions occurring at a variety of scales; its understanding may lead to enhancing bearing life. However, a challenge faced by the metallurgist is the spread of scales at which contact fatigue spans. Alterations in precipitate morphology and cellular structures forming down to the scale of a few nanometres are common. This demands the use of a wide range of characterisation techniques. In addition to this, a quantitative description of the microstructural transitions remains a challenge. By employing high resolution experimental techniques, such as three dimensional atom probe, and by postulating new dislocation-based models for describing plasticity, the present work aims at providing a clearer view of the nature of white etching areas and dark etching regions. Observations down to the atomic scale indicate that carbon and silicon shun each other on the formation of nanometric cellular structures in white etching areas. Modelling indicates that dislocations may provide a vehicle for carbon transport in dark etching region formation. This provides a more integral picture of the transitions occurring throughout rolling contact fatigue in bearings.

AB - Rolling contact fatigue is accompanied by complex microstructural transitions occurring at a variety of scales; its understanding may lead to enhancing bearing life. However, a challenge faced by the metallurgist is the spread of scales at which contact fatigue spans. Alterations in precipitate morphology and cellular structures forming down to the scale of a few nanometres are common. This demands the use of a wide range of characterisation techniques. In addition to this, a quantitative description of the microstructural transitions remains a challenge. By employing high resolution experimental techniques, such as three dimensional atom probe, and by postulating new dislocation-based models for describing plasticity, the present work aims at providing a clearer view of the nature of white etching areas and dark etching regions. Observations down to the atomic scale indicate that carbon and silicon shun each other on the formation of nanometric cellular structures in white etching areas. Modelling indicates that dislocations may provide a vehicle for carbon transport in dark etching region formation. This provides a more integral picture of the transitions occurring throughout rolling contact fatigue in bearings.

KW - Microstructure

KW - Phase transformations

KW - Rolling contact fatigue

U2 - 10.1520/STP158020140071

DO - 10.1520/STP158020140071

M3 - Conference contribution/Paper

AN - SCOPUS:84930324653

VL - STP 1580

SP - 550

EP - 563

BT - Bearing Steel Technologies

PB - ASTM International

T2 - 10th ASTM International Symposium on Bearing Steel Technologies

Y2 - 6 May 2014 through 8 May 2014

ER -