ISO INTERNATIONAL STANDARD 19277 First edition 2018-12 Petroleum, petrochemical and natural gas industries - Qualification testing and acceptance criteria for protective coating systems under insulation Industries du pétrole, de la petrochimie et du gaz naturel - Essais de qualification des systemes de revetement protecteurs sous isolation Reference number IS0 19277:2018(E) os1 @IS02018 IS0 19277:2018(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2018 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: +4122 749 0111 Fax: +41 22 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2018 - All rights reserved IS0 19277:2018(E) Contents Page Foreword ..V Introduction. ...vi 1 Scope 2 Normative references 3 Terms and definitions 4 Performance testing design 3 4.1 Relationship between artificial testing and natural exposure .3 4.2 Laboratory tests.. 4.3 Additional laboratory tests. ..4 5 CUI classification environments .4 6 Test samples. .4 6.1 Test panels ..4 6.2 Steel substrates. 4 6.3 Sampling of coatings .5 6.4 Number of test panels .5 6.5 Coating systems. .5 6.5.1 Coating application .5 6.5.2 Dry film thickness. .5 6.5.3 Overcoating interval .6 6.5.4 Conditioning .6 6.5.5 Heat conditioning. .6 6.6 Scribe ..6 6.7 Reference system. 7 Test procedures and assessment. .6 7.1 Assessment and acceptance. ..6 7.2 Assessment of adhesion and artificial ageing 7.2.1 Adhesion testing before artificial ageing .6 7.2.2 Artificial ageing .7 7.2.3 Adhesion testing after artificial ageing .7 7.3 Thermal cycling test. ..8 7.4 Multi-phase CUI cyclic corrosion test. ..8 7.4.1 Description of test. .8 7.4.2 Test equipment-apparatus. ..8 7.4.3 Test set-up and preparation. .11 7.4.4 Test procedure ..11 7.4.5 Acceptance. ..12 8 Optional tests ..13 8.1 Optional cryogenic cycling testing .13 8.1.1 ..13 General. 8.1.2 Cryogenic test ..13 8.1.3 Adhesion testing after cryogenic test aging ..13 8.2 Optional vertical pipe test .14 8.2.1 Application. .14 8.2.2 Description of test. ..14 8.2.3 Test equipment - Apparatus. .14 8.2.4 Test process scope ..16 8.2.5 Temperature profile calibration ..16 8.2.6 Test equipment Procedure. ..16 8.3 Additional performance tests. .16 9 Test report .17 @ IS0 2018 - All rights reserved iii