ISO INTERNATIONAL STANDARD 4965-1 First edition 2012-07-15 Metallic materials Dynamic force calibration for uniaxial fatigue testing - Part 1: Testing systems Materiaux métalliques -Etalonnage de la force dynamique uniaxiale pour les essais de fatigue - Partie 1: Systemes d'essai Reference number ISO 4965-1:2012(E) LSO @ ISO 2012 IHS under itted without license from IHS Not for Resale ISO 4965-1:2012(E) COPYRIGHTPROTECTEDDOCUMENT ISO2012 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address below or ISO's member body in the country of the requester. isO copyright office Case postale 56 · CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ ISO 2012 - All rights reserved No reproduction networking permitted without license from IHS Not for Resale ISO 4965-1:2012(E) Contents Page Foreword .iv Introduction 1 Scope. 2 Normative references 3 Terms, definitions, and symbols. 4 General requirements. 3 4.1 Temperature... 3 4.2 Dynamic testing system. 3 5 Procedure. 5 5.1 Initial checks.. 5 5.2 Calibration procedure . 6 6 Calculation of results ... 6.1 Calculate DcD forces and measured force ranges 6.2 Replica test-piece Method A. 8 6.3 Compliance envelope - Method B 8 7 Report. 9 7.1 Generalinformation 9 7.2 Results of dynamic calibration. 10 7.3 Re-calibration.. 10 Annex A (normative) Guidance on re-calibration to be supplied to the user. 11 Annex B (informative) Guidance on estimation of the bandwidth of the testing system instrumentation.. .12 Bibliography 13 ili e with I cense from IHS Not for Resale