ISO INTERNATIONAL STANDARD 19232-3 Secondedition 2013-06-15 Non-destructive testing Image quality of radiographs - Part 3: Image quality classes Essais non destructifs - Qualité d'image des radiogrammes - Partie 3: Classes de qualité d'image Reference number ISO 19232-3:2013(E) LSO IS02013 HS under Not for Resale IS0 19232-3:2013(E) COPYRIGHTPROTECTEDDOCUMENT ISO2013 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 copyright office Case postale 56:CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland @ IS0 2013 - All rights reserved No reproductic networking permited without license from IHS Not for Resale IS0 19232-3:2013(E) Contents Page Foreword ..iv 1 Scope .1 2 Normative references ..1 3 Terms and definitions 4 Image quality classes. ..2 4.1 Single-wall radiography .2 4.2 Double-wall radiography 5 Arrangement. ..2 6 Determination of image quality value 2 7 Image quality values for gamma radiography ..3 8 Single-wall technique; IQI on source side 9 Single-wall technique; IQI on source side.. ..5 10 Double-wall technique; Double-image; IQI on source side ..6 11 Double-wall technique; Double-image; IQI on source side. ..7 12 Double-wall technique; Single or double-image; IQI on film side. ..8 13 Double-wall technique; Single or double-image; IQI on film side .9 iii d by IHS under se with ISt thout license from IHS Not for Resale