ISO/TS TECHNICAL SPECIFICATION 19397 First edition 2015-12-15 Determination of the film thickness of coatings using an ultrasonic gage Détermination de I'épaisseur du feuil de revetement par mesurage ultrasons Reference number ISO/TS 19397:2015(E) SO International Organization for Standardization @ IS0 2015 ZHEJIANG INSTOFSTANDARDIZATION C15956617 vided by IHS under itted without license from IHS IS0/TS 19397:2015(E) COPYRIGHTPROTECTEDDOCUMENT IS02015,PublishedinSwitzerland All rights reserved. Unless otherwise specified, 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 copyrightoffice Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 copyright@iso.org www.iso.org Intenationaibr PrganizationforStandardization ensee-ZHEJIANG INST OF STANDARDIZRoISQ $,5 - All rights reserved etworking permitted without license from IHS IS0/TS19397:2015(E) Contents Page Foreword ..iv 1 Scope .1 2 Normative references .1 3 Terms and definitions 4 Principle .3 5 Physical principles of the measuring method and of the application ..3 6 Apparatus and materials .5 6.1 Ultrasonic film thickness measuring device. .5 6.2 Couplant... .5 6.3 Calibration standards .5 7 Calibration, adjustment and checking of the measuring device .6 7.1 Calibration. ..6 7.2 Adjustment. .6 7.3 Checking the adjustment ..6 8 Procedure of measurement ..6 9 Temperature influence during the measurement ..6 10 Precision ..7 10.1 General .7 10.2 Repeatability limit .7 10.3 Reproducibility limit ..8 11 Test report .9 Annex A (informative) Qualification of the personnel .10 Annex B (informative) Determination of precision .11 Bibliography .17 iii thout license from IHS