ISO INTERNATIONAL STANDARD 13679 Secondedition 2019-07 Petroleum and natural gas industries - Procedures for testing casing and tubing connections Industries du petrole et du gaz naturel - Procedures de test des connexions pour tubes de cuvelage et de production Reference number IS0 13679:2019(E) @ IS0 2019 IS0 13679:2019(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 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: +41 22 749 01 11 Fax: +41 22 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2019 - All rights reserved