ISO INTERNATIONAL STANDARD 1420 Fourth edition 2016-07-01 Rubber- or plastics-coated fabrics Determination of resistance to penetration by water Supports textiles revetus de caoutchouc ou deplastique- Détermination dela résistancea lapenétration de I'eau Referencenumber ISO1420:2016(E) so 度 ISO2016 ion for Stand d without license from IHS IS01420:2016(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2016, Published in Switzerland 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 requestedfrom either Iso at the address below orIso's memberbody in the country of the requester. ISO:copyright office Ch.de Blandonnet 8.CP 401 CH-1214 Vernier, Geneva, Switzerland Tel.+41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org anizationfor Standardization Providied by IHS undor lice No reproduction or networking permitd without license from IHS ISO 1420:2016(E) Contents Page Foreword iv Introduction. .V 1 Scope. 1 2 Normativereferences 1 3 Principle 1 4 Apparatus. 1 4.1 Method A 4.2 Method B 3 5 Test pieces 4 5.1 Taking test pieces. 4 5.2 .4 Number. 5.3 Shape and dimensions. 4 5.3.1 Squarepiece .4 5.3.2 Circularpiece. 4 6 Atmosphereforconditioning .4 7 Time-interval between manufacture and testing 4 8 Procedure. .5 Method A (forhydrostaticpressureless than 50okPa) 5 8.1 8.2 Method B (for hydrostatic pressure less than 100kPa) 5 9 Expression of results 6 10 Test report. 6 al Organization @sIS0.2.91.6 -All rights reserved iii without license from IHS