ISO INTERNATIONAL STANDARD 15549 Second edition 2019-04 Non-destructive testing Eddy current testing General principles Essais non destructifs - Controle par courants de Foucault - Principes genéraux Reference number IS0 15549:2019(E) so @IS02019 IS0 15549:2019(E) COPYRIGHTPROTECTEDDOCUMENT @ ISO 2019 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either IsO at the address below or Iso's member body in the country of the requester. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +4122 749 0111 Fax: +41 22 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2019 - All rights reserved IS0 15549:2019(E) Contents Page Foreword ..iv 1 Scope .1 2 Normative references ...1 3 Terms and definitions 4 General principles 5 Qualification of personnel ..2 6 Purpose of examination and products to be tested ..2 7 Examination techniques ..2 8 Equipment .3 8.1 Examination system ..3 8.2 Eddy current instrument 8.3 Probe. .4 8.4 Reference test pieces ..4 9 Preparation of equipment ..4 9.1 Instrument settings. .4 9.2 Probe settings .4 10 Verification of equipment .5 10.1 Verification intervals. .5 10.2 Functional verification .5 10.3 Preventive verification .5 11 Preparation of the product to be tested .5 11.1 Surface preparation .5 11.2 Identification ..5 12 Examination .6 12.1 Steps in the examination .6 12.2 Examination coverage .6 12.3 Signal characterization 12.4 Acceptance criteria. . 6 13 Documentation. .7 13.1 General 1 13.2 Examination procedure .7 13.3 Examination report. .8 Bibliography 9 @ IS0 2019 - All rights reserved iii