ISO INTERNATIONAL STANDARD 4065 Third edition 2018-01-17 Thermoplastics pipes Universal wall thickness table Tubes en matieres thermoplastiques - Tableau universel des epaisseurs de paroi Reference number A IS0 4065:2018(E) ISO @IS02018 IS0 4065:2018(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2018, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. IsOcopyrightoffice 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 ii @ IS0 2018 - All rights reserved BS IS0 4065:2018 IS0 4065:2018(E) Contents Page Foreword ..iv 1 Scope .1 2 Normative references 3 Terms and definitions 4 Calculation of values. 4.1 Calculation of S values .2 4.2 Calculation of wall thicknesses 5 Wall thickness tables 6 Deviations .5 Bibliography ..10 @ IS0 2018 - All rights reserved iii