MICROPIT FORMATION UNDER ROLLING CONTACT FATIGUE OF BEARINGS THROUGH CRYSTAL PLASTICITY MODELLING

X.Q. Han¹, S.X. Li¹, Siyuan Lu¹, Y.S. Jin²

¹Ningbo University, China, People's Republic of China; ²Ningbo Yinqiu Technology Co., Ltd, Ningbo, Zhejiang 315207, China

Role of air humidity in residual fatigue lifetime of Railway axle

Lubos Nahlik¹, Pavel Pokorny¹, Tomas Vojtek¹, Pavol Dlhý¹, Rostislav Fajkos², Ondrej Peter², Pavel Hutar¹

¹Institute of Physics of Materials, Czech Academy of Sciences, Czech Republic; ²BONATRANS GROUP, a.s., Bohumin, Czech Republic

EFFECT OF RESIDUAL STRESSES ON THE CRACK GROWTH BEHAVIOUR IN WHEELSET AXLES UNDER MIXED-MODE LOADING CONDITIONS

Deni Avgustinovic, Jürgen Maierhofer

Material Center Leoben Forschung GmbH, Austria

Prediction of fatigue life and short crack growth rate based on crystal plasticity finite element method

Guian Qian^1,2, Jiamei Zhang^1,2, Ningyu Zhang^1,2, Ruiyang Li³

¹State Key Laboratory of Nonlinear Mechanics (LNM), Institute of Mechanics, Chinese Academy of Sciences, Beijing 100190, China; ²School of Engineering Science, University of Chinese Academy of Sciences, Beijing 100049, China; ³College of Mechanical Engineering, Guangxi University, Nanning 530004, China

Experimental study of fatigue crack growth and closure at negative load ratio

Théotime ASSELIN², Olivier ANCELET², Guillaume BENOIT¹, Florence HAMON¹, Gilbert HENAFF¹

¹ISAE-ENSMA, France; ²Framatome, France

Multiscale model simulations for analysing fatigue strength of austenitic stainless steels with bimodal harmonic structures

Hongchang Zhou¹, Zijie Liu², Shoichi Kikuchi³, Kazuki Shibanuma²

¹Osaka University; ²The University of Tokyo; ³Shizuoka University

THE CRACK GROWTH THRESHOLD IS NOT A CONSTANT VALUE

Pavel Pokorny, Tomas Vojtek, Radek Kubicek, Michal Jambor, Lubos Nahlik, Pavel Hutar

IPM, Czech Academy of Sciences, Czech Republic