The influence of interacting small defects on the fatigue limits of a pure iron and a bearing steel

Research output: Contribution to journalArticleScientificpeer-review

Standard

The influence of interacting small defects on the fatigue limits of a pure iron and a bearing steel. / Åman, Mari; Wada, Kentaro; Matsunaga, Hisao; Remes, Heikki; Marquis, Gary.

In: INTERNATIONAL JOURNAL OF FATIGUE, Vol. 135, 105560, 01.06.2020.

Research output: Contribution to journalArticleScientificpeer-review

Harvard

APA

Vancouver

Author

Bibtex - Download

@article{f7ba2e6f324e4cd0977859d6d80f9312,
title = "The influence of interacting small defects on the fatigue limits of a pure iron and a bearing steel",
abstract = "This study investigates the effect of interacting small cracks on the fatigue limits of two types of pure iron of varying strengths and of a bearing steel. The experimental results revealed that although the fatigue limits were essentially controlled by the mechanics of interacting cracks, the non-propagating crack features and the severity of crack coalescence varied greatly among the different materials. In addition, it is demonstrated that the material-independent, analytical, interaction-criterion alone is not sufficient to estimate interaction effects in reality. This research shows that the material effect can be considered in terms of hardness and non-propagating crack size.",
keywords = "Fatigue limit, small crack, Non-propagating crack, bearing steel, high strength steel, defect interaction, interaction effect",
author = "Mari {\AA}man and Kentaro Wada and Hisao Matsunaga and Heikki Remes and Gary Marquis",
year = "2020",
month = "6",
day = "1",
doi = "10.1016/j.ijfatigue.2020.105560",
language = "English",
volume = "135",
journal = "INTERNATIONAL JOURNAL OF FATIGUE",
issn = "0142-1123",

}

RIS - Download

TY - JOUR

T1 - The influence of interacting small defects on the fatigue limits of a pure iron and a bearing steel

AU - Åman, Mari

AU - Wada, Kentaro

AU - Matsunaga, Hisao

AU - Remes, Heikki

AU - Marquis, Gary

PY - 2020/6/1

Y1 - 2020/6/1

N2 - This study investigates the effect of interacting small cracks on the fatigue limits of two types of pure iron of varying strengths and of a bearing steel. The experimental results revealed that although the fatigue limits were essentially controlled by the mechanics of interacting cracks, the non-propagating crack features and the severity of crack coalescence varied greatly among the different materials. In addition, it is demonstrated that the material-independent, analytical, interaction-criterion alone is not sufficient to estimate interaction effects in reality. This research shows that the material effect can be considered in terms of hardness and non-propagating crack size.

AB - This study investigates the effect of interacting small cracks on the fatigue limits of two types of pure iron of varying strengths and of a bearing steel. The experimental results revealed that although the fatigue limits were essentially controlled by the mechanics of interacting cracks, the non-propagating crack features and the severity of crack coalescence varied greatly among the different materials. In addition, it is demonstrated that the material-independent, analytical, interaction-criterion alone is not sufficient to estimate interaction effects in reality. This research shows that the material effect can be considered in terms of hardness and non-propagating crack size.

KW - Fatigue limit

KW - small crack

KW - Non-propagating crack

KW - bearing steel

KW - high strength steel

KW - defect interaction

KW - interaction effect

UR - http://www.scopus.com/inward/record.url?scp=85080073856&partnerID=8YFLogxK

U2 - 10.1016/j.ijfatigue.2020.105560

DO - 10.1016/j.ijfatigue.2020.105560

M3 - Article

VL - 135

JO - INTERNATIONAL JOURNAL OF FATIGUE

JF - INTERNATIONAL JOURNAL OF FATIGUE

SN - 0142-1123

M1 - 105560

ER -

ID: 41441902