ISO INTERNATIONAL STANDARD 12736 First edition 2014-12-15 Petroleum and natural gas industries Wet thermal insulation coatings for pipelines, flow lines, equipment and subsea structures Industries du pétrole et dugaz naturel Revetements pour isolation thermique humide de canalisations, lignes d'écoulement et structuressous-marines Reference number ISO 12736:2014(E) SO International Organization for Standardization Institute of Sta andardization5956617 IS02014 vided by IHS under ted without license from IHS IS0 12736:2014(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2014 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 0111 Fax +4122 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland PrganizationforStandardization Iby IHS unde Not for Resale, 2015/3/11 02:15:37 etworking permitted without license from IHS IS0 12736:2014(E) Contents Page Foreword ..V Introduction. ...vi 1 Scope. 2 Normative references 3 Terms and definitions 4 Abbreviated terms 5 General recommendations and requirements ..6 6 Qualification dossier .1 6.1 General ..7 6.2 Content of qualification dossier .7 6.3 Anti-corrosion coating documentation. .7 7 Layer test requirements .8 7.1 General .8 7.2 Ageingtests ..8 7.2.1 General 7.2.2 Water absorption kinetic test. 9 7.2.3 Wet heat ageing behaviour.. 10 7.2.4 Full insulation system ageing test (optional) .10 7.2.5 Weathering and UV resistance.. .11 8 Insulation system test requirements .11 8.1 General .11 8.2 Full scale test program .12 8.2.1 Test summary ..12 8.2.2 Baseline tests (optional) .12 8.2.3 Simulatedbendtest. ..13 8.2.4 Cyclic (fatigue) bend test .13 8.2.5 Simulated tensioner test (optional) ..13 8.2.6 Impacttest.. .14 8.2.7 Simulated service test (factory applied coating) ..14 8.2.8 Simulated service test (field joint) ..14 8.2.9 Simulated service test (subsea equipment) (optional) ..15 9 Application process and quality control .15 9.1 General .15 9.2 Qualification of operators. .16 9.3 Application procedure specification (APS) ..16 9.4 Procedure qualification test (PQT) .16 9.5 Pre-production test (PPT) .17 9.6 Production tests. .17 9.6.1 General ..17 9.6.2 Polypropylene insulation system ..17 9.6.3 Polyurethane insulation systems 19 9.6.4 Silicone insulation systems. .23 9.6.5 Rubber insulation systems. 25 9.6.6 Epoxy insulation systems. .29 9.6.7 Phenolic insulation systems. .31 9.7 Final documentation. .33 10 Requirements for field joints .33 10.1 General .33 10.2 Specific information relevant for field joint design and qualification. .34 10.3 Qualification requirements 34 iii insee=Zhejang Institute of Standardization 5956617 vithout license from IHS Not for Resale, 2015/3/11 02:15:37