1、 ISO 2014 Plastics piping systems Polyethylene (PE) pipes and fittings for water supply Part 2: Pipes AMENDMENT 1 Systmes de canalisations en plastique Tubes et raccords en polythylne (PE) destins lalimentation en eau Partie 2: Tubes AMENDEMENT 1 INTERNATIONAL STANDARD ISO 4427-2 First edition 2007-
2、08-01 Reference number ISO 4427-2:2007/Amd.1:2014(E) AMENDMENT 1 2014-04-15 ISO 4427-2:2007/Amd.1:2014(E)ii ISO 2014 All rights reserved COPYRIGHT PROTECTED DOCUMENT ISO 2014 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any f
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4、56 CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyrightiso.org Web www.iso.org Published in Switzerland ISO 4427-2:2007/Amd.1:2014(E) Foreword ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies
5、). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizations, governmental and no
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7、ibed in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the different types of ISO documents should be noted. This document was drafted in accordance with the editorial rules of the ISO/IEC Directives, Part 2. www.iso.org/directives Attention is drawn to the
8、possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of any patent rights identified during the development of the document will be in the Introduction and/or on the ISO li
9、st of patent declarations received. www.iso.org/patents Any trade name used in this document is information given for the convenience of users and does not constitute an endorsement. For an explanation on the meaning of ISO specific terms and expressions related to conformity assessment, as well as
10、information about ISOs adherence to the WTO principles in the Technical Barriers to Trade (TBT) see the following URL: Foreword - Supplementary information The committee responsible for this document is ISO/TC 138, Plastics pipes, fittings and valves for the transport of fluids, Subcommittee SC 2, P
11、lastics pipes and fittings for water supplies. ISO 2014 All rights reserved iii ISO 4427-2:2007/Amd.1:2014(E) Introduction This amendment is intended to correct an omission of “PN 6” column titles from Table 2 entitled “Wall thicknesses”. iv ISO 2014 All rights reserved Plastics piping systems Polye
12、thylene (PE) pipes and fittings for water supply Part 2: Pipes AMENDMENT 1 Pages 6 to 7, 6.3 Restore “PN 6” column titles in Table 2; replace: Table 2 Wall thicknessesPipe series SDR 6 SDR 7,4 SDR 9 SDR 11 SDR 13,6 SDR 17 S 2,5 S 3,2 S 4 S 5 S 6,3 S 8 Nominal pressure (PN) a bar PE 40 PN 10 PN 8 PN
13、5 PN 4 PE 63 PN 10 PN 8 PE 80 PN 25 PN 20 PN 16 PN 12,5 PN 10 PN 8 PE 100 PN 25 PN 20 PN 16 PN 12,5 PN 10 with the following: Table 2 Wall thicknessesPipe series SDR 6 SDR 7,4 SDR 9 SDR 11 SDR 13,6 SDR 17 S 2,5 S 3,2 S 4 S 5 S 6,3 S 8 Nominal pressure (PN) a bar PE 40 PN 10 PN 8 PN 6 PN 5 PN 4 PE 63 PN 10 PN 8 PN 6 PE 80 PN 25 PN 20 PN 16 PN 12,5 PN 10 PN 8 PE 100 PN 25 PN 20 PN 16 PN 12,5 PN 10 ISO 4427-2:2007/Amd.1:2014(E) ISO 2014 All rights reserved 1 ISO 4427-2:2007/Amd.1:2014(E) ISO 2014 All rights reserved ICS 23.040.20;91.140.60;93.025 Price based on 1 page
