International ISO Standard ISO15611 Specification and qualification of Second edition 2024-01 welding procedures for metallic materials Qualification based on previous welding experience Descriptif et qualification d'un mode opératoire de soudage pour les matériaux métalliques -Qualification sur la base de I'expérience en soudage Referencenumber ISO 15611:2024(en) @ ISO 2024 IS0 15611:2024(en) COPYRIGHT PROTECTED DOCUMENT @IS02024 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 orIso'smemberbodyinthecountryoftherequester. ISO copyright office CP 401 · Ch.de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Email: copyright@iso.org Website: www.iso.org Published in Switzerland @ IS0 2024 - All rights reserved ii