FINAL INTERNATIONAL ISO/FDIS DRAFT STANDARD 17484-1 IS0/TC 138/SC 4 Plastics piping systems - Multilayer Secretariat: NEN pipe systems for indoor gas Voting begins on: 2014-04-22 installations with a maximum operating pressure up to and Voting terminates on: 2014-06-22 including 5 bar (500 kPa) - Part 1: Specifications for systems Systemes de canalisations en matieres plastiques- Tubes multicouches et leurs assemblages pour une pression maximale de service inférieure ou égale a 5 bar (500 kPa) destinés a I'alimentation engaza I'interieur desbatiments- Partie 1: Specifications pour les systemes SUBMIT, WITH THEIR COMMENTS, NOTIFICATION OF ANY RELEVANT PATENT RIGHTS OF WHICH THEY ARE AWARE AND TO PROVIDE SUPPORTING DOCUMENTATION. Reference number BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO- IS0/FDIS 17484-1:2014(E) LOGICAL,COMMERCIALANDUSERPURPOSES DRAFT INTERNATIONALSTANDARDS MAY ON ISO OCCASION HAVE TO BE CONSIDERED IN THE DARDS TO WHICH REFERENCE MAY BE MADE iN Copyright International Organization for Standardization NS @IS02014 from IHS Not for Resale IS0/FDIS 17484-1:2014(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2014 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 requested from either ISO at the address below or ISO's member body in the country of the requester. ISOcopyrightoffice Case postale 56:CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax +4122 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ IS0 2014 - All rights reserved No reproductic networking permitted without license from IHS Not for Resale IS0/FDIS 17484-1:2014(E) Contents Page Foreword ..V Introduction. ...vi 1 Scope. 2 Normative references 3 Terms, definitions and symbols. .3 3.1 Structural definitions. .3 3.2 Geometrical definitions 3.3 Definitions related to pressure 4 3.4 Materialsdefinitions 3.5 Definitions related to material characteristics .5 3.6 Terms related to service conditions ..5 4 Requirements for the system .6 4.1 Pressure drop. .6 4.2 Bending ..6 4.3 Corrosive conditions .6 5 Pipes .6 5.1 Materials. .6 5.2 General characteristics .6 5.3 Dimensions of pipes. .7 5.4 Mechanical properties ..7 5.5 Physical properties.. .9 6 Fittings .9 6.1 General 6.2 Materials. ..10 6.3 Dimensions of fittings 10 6.4 Transition fittings. .10 6.5 Rubber rings .10 7 Fitness for purpose .10 7.1 Diameter classes .10 7.2 Requirements. .10 8 Marking and documentation .13 8.1 Legibility. ..13 8.2 Damage. ..13 8.3 Minimum required marking. ..13 8.4 Additional Instructions. .13 Annex A (normative) List of the reference product standards ..14 Annex B (normative) Test for delamination and strength of the joint line ..15 Annex C (normative) Resistance to gas constituents ..17 Annex D (normative) Thermal durability of the outer layer of M-pipes ..19 Annex E (normative) Adhesion test ..21 Annex F (normative) Odour permeability ..22 Annex G (normative) Resistance to tensile load on joints .23 Annex H (normative) Crush test on joints. .25 Annex I (normative) Impact resistance test on joints .27 AnnexJ (normative) Thermal cycling test on joints. ..29 Annex K (normative) Repeated bending test .31 iii ded by IHS under license with ISt ted withoutlicensefrom IHS Not for Resale