ISO INTERNATIONAL STANDARD 15243 Second edition 2017-03 Rolling bearings Damage and failures Terms, characteristics and causes Roulements - Déterioration et defaillance - Termes, caractéristiques et causes Reference number IS0 15243:2017(E) osi International Organization for Standardization @ IS0 2017 =ZHEJIANG INST OF STANDARDIZATION C1 5956617 vided by IHS under lic Not for Resale, 2017/6/28 00:53:18 ted without license from IHS IS0 15243:2017(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2017, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISOcopyrightoffice Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org Internatinair PrganizationforStandardization ensee-ZHEJIANG INST.OF STANDARDIzARoISQa7 - All rights reserved Not for Resale, 2017/6/28 00:53:18 etworking permitted without license from IHS IS0 15243:2017(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Normative references 3 Terms and definitions ..1 4 Classification of failure modes occurring in rolling bearings ..2 5 Failure modes .3 5.1 Rolling contact fatigue .3 5.1.1 General description of rolling contact fatigue .3 5.1.2 Subsurface initiated fatigue 4 5.1.3 Surface initiated fatigue .4 5.2 Wear .6 5.2.1 General description of wear .6 5.2.2 Abrasive wear .6 5.2.3 Adhesive wear. .7 5.3 Corrosion .9 5.3.1 General description of corrosion .9 5.3.2 Moisture corrosion. .9 5.3.3 Frictional corrosion. .10 5.4 Electrical erosion .12 5.4.1 General description of electrical erosion. .12 5.4.2 Excessive current erosion 12 5.4.3 Current leakage erosion .13 5.5 Plastic deformation 14 5.5.1 General description of plastic deformation ..14 5.5.2 Overload deformation .14 5.5.3 Indentations from particles. .16 5.6 Cracking and fracture 17 5.6.1 General description of cracking and fracture 17 5.6.2 Forced fracture. .17 5.6.3 Fatigue fracture. ..18 5.6.4 Thermal cracking .19 Annex A (informative) Failure analysis - Illustrations of damage - Other investigations Explanation of terms used .20 Bibliography .53 iii =ZHEJIANG INST OF STANDARDIZATION C15956617 thout license from IHS Not for Resale, 2017/6/28 00:53:18