ISO/TS TECHNICAL SPECIFICATION 19392-2 First edition 2018-04 Paints and varnishes Coating systems for wind-turbine rotor blades - Part 2: Determination and evaluation of resistance to rain erosion using rotating arm Peintures et vernis-Matériaux de revetement pour pales de turbines éoliennes- Partie 2: Détermination et évaluation de la résistance a I'érosion causéeparlapluieaumoyend'unbrasrotatif Reference number IS0/TS19392-2:2018(E) ISO @ IS0 2018 IS0/TS19392-2:2018(E) COPYRIGHTPROTECTEDDOCUMENT IS02018 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 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:+41227490111 Fax: +41 22 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2018 - All rights reserved IS0/TS19392-2:2018(E) Contents Page Foreword ..iv Introduction. .. 1 Scope. ..1 2 Normative references 3 Terms and definitions 4 Principle 5 Apparatus .3 ..3 6 Sampling 7 Test specimens. ..4 7.1 ..4 Substrate. 7.2 Preparation 4 7.3 Conditioning .4 7.4 Thickness of coating. .5 8 Procedure .5 8.1 Number of determinations .5 8.2 Examinationbeforeexposure 5 8.3 Calibration .5 8.4 Exposureto simulation of rain erosion. ..5 8.5 Examinationafterexposure. .6 9 Evaluation .6 10 Precision .7 11 Test report ..7 Annex A (normative) Details oftest methods .8 BIbliography. .10 @ IS0 2018 - All rights reserved ili