ISO INTERNATIONAL STANDARD 10146 Second edition 2019-03 Crosslinked polyethylene (PE-X) and crosslinked medium density polyethylene (PE-MDX) Effect of time and temperature on expected strength Tubes en polyéthylene réticulé (PE-X et PE-MDX) - Influence du temps et de la température sur la résistance espérée Reference number IS0 10146:2019(E) os1 @IS02019 IS0 10146:2019(E) COPYRIGHTPROTECTEDDOCUMENT @ ISO 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: +4122 749 0111 Fax: +41 22 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2019 - All rights reserved IS0 10146:2019(E) Contents Page Foreword ..iv 1 Scope .1 2 Normativereferences 3 Terms and definitions 4 Characteristics 5 Basic formulae ..2 6 Expected strength .3 6.1 Extrapolation limits .3 6.2 Graphical representation ...4 6.3 Tabulated values .4 Annex A (normative) Demonstrating conformance of pipes to the reference lines .10 Bibliography .11 IS0 2019 - All rights reserved iii