1、April 2010 Translation by DIN-Sprachendienst.English price group 11No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS
2、91.140.60!$a“1626129www.din.deDDIN EN ISO 22391-5Plastics piping systems for hot and cold water installations Polyethylene of raised temperature resistance (PE-RT) Part 5: Fitness for purpose of the system (ISO 22391-5:2009)English translation of DIN EN ISO 22391-5:2010-04Kunststoff-Rohrleitungssyst
3、eme fr die Warm- und Kaltwasserinstallation Polyethylen erhhter Temperaturbestndigkeit (PE-RT) Teil 5: Gebrauchstauglichkeit des Systems (ISO 22391-5:2009)Englische bersetzung von DIN EN ISO 22391-5:2010-04Systmes de canalisations en plastique pour les installations deau chaude et froide Polythylne
4、de meilleure rsistance la temprature (PE-RT) Partie 5: Aptitude lemploi du systme (ISO 22391-5:2009)Traduction anglaise de DIN EN ISO 22391-5:2010-04www.beuth.deIn case of doubt, the German-language original shall be considered authoritative.Document comprises 16 pages04.10 DIN EN ISO 22391-5:2010-0
5、4 2 A comma is used as the decimal marker. National foreword This standard has been prepared by Technical Committee ISO/TC 138 “Plastics pipes, fittings and valves for the transport of fluids”, Subcommittee SC 2 “Plastics pipes and fittings for water supplies” (Secretariat: SNV, Switzerland) in coll
6、aboration with Technical Committee CEN/TC 155 “Plastics piping systems and ducting systems” (Secretariat: NEN, Netherlands). The responsible German body involved in its preparation was the Normenausschuss Wasserwesen (Water Practice Standards Committee), Joint Working Committees NA 119-04-06 GA Kuns
7、tstoffrohre in der Trink-wasserversorgung and NA 119-04-06-05 GUA Warm- und Kaltwasserleitungen. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. DIN shall not be held responsible for identifying any or all such patent rights. ISO
8、22391 consists of the following parts1), under the general title Plastics piping systems for hot and cold water installations Polyethylene of raised temperature resistance (PE-RT): Part 1: General Part 2: Pipes Part 3: Fittings Part 5: Fitness for purpose of the system The DIN Standards correspondin
9、g to the International Standards referred to in clause 2 of the EN are as follows, whereby EN ISO Standards are only listed below if these have not been published as DIN EN ISO Standards with the same number: ISO 1167-1 DIN EN ISO 1167-1 ISO 1167-2 DIN EN ISO 1167-2 ISO 22391-1 DIN EN ISO 22391-1 IS
10、O 22391-2 DIN EN ISO 22391-2 1) This System Standard does not incorporate a Part 4: Ancillary equipment or a Part 6: Guidance for installation. For ancillary equipment, separate standards can apply. Guidance for installation of plastics piping systems made from different materials, intended to be us
11、ed for hot and cold water installations, is covered by ENV 12108. DIN EN ISO 22391-5:2010-04 3 National Annex NA (informative) Bibliography DIN EN ISO 1167-1, Thermoplastics pipes, fittings and assemblies for the conveyance of fluids Determina-tion of the resistance to internal pressure Part 1: Gene
12、ral method DIN EN ISO 1167-2, Thermoplastics pipes, fittings and assemblies for the conveyance of fluids Determina-tion of the resistance to internal pressure Part 2: Preparation of pipe test pieces DIN EN ISO 22391-1, Plastics piping systems for hot and cold water installations Polyethylene of rais
13、ed temperature resistance (PE-RT) Part 1: General DIN EN ISO 22391-2, Plastics piping systems for hot and cold water installations Polyethylene of raised temperature resistance (PE-RT) Part 2: Pipes DIN EN ISO 22391-5:2010-04 4 This page is intentionally blank EUROPEAN STANDARD NORME EUROPENNE EUROP
14、ISCHE NORM EN ISO 22391-5 December 2009 ICS 23.040.01; 91.140.60; 93.025 English Version Plastics piping systems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) - Part 5: Fitness for purpose of the system (ISO 22391-5:2009) Systmes de canalisations en pla
15、stique pour les installations deau chaude et froide - Polythylne de meilleure rsistance la temprature (PE-RT) - Partie 5: Aptitude lemploi du systme (ISO 22391-5:2009) Kunststoff-Rohrleitungssysteme fr die Warm- und Kaltwasserinstallation - Polyethylen erhhter Temperaturbestndigkeit (PE-RT) - Teil 5
16、: Gebrauchstauglichkeit des Systems (ISO 22391-5:2009) This European Standard was approved by CEN on 4 November 2009. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without a
17、ny alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made
18、 by translation under the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, Franc
19、e, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR
20、NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2009 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 22391-5:2009: EContents DIN EN ISO 22391-5:2010-04 EN ISO 22391-5:2009 (E) 2 Page Foreword .3 Introduction.4 1 Sc
21、ope5 2 Normative references5 3 Terms, definitions, symbols and abbreviated terms .6 4 Fitness for purpose of joints and piping system .6 4.1 General .6 4.2 Internal pressure test7 4.3 Bending test.8 4.4 Pull-out test9 4.5 Thermal cycling test10 4.6 Pressure cycling test 11 4.7 Leaktightness under va
22、cuum test .11 Bibliography12 Foreword “Plastics piping systems and ducting systems” the secretariat of which is held by NEN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by June 2010, and conflict
23、ing national standards shall be withdrawn at the latest by June 2010. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. According to the
24、 CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuani
25、a, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Endorsement notice The text of ISO 22391-5:2009 has been approved by CEN as a EN ISO 22391-5:2009 without any modification. DIN EN ISO 22391-5:2010-04 EN ISO 2
26、2391-5:2009 (E) 3 pipes, fittings and valves for the transport of fluids” in collaboration with Technical Committee CEN/TC 155 This document (EN ISO 22391-5:2009) has been prepared by Technical Committee ISO/TC 138 “Plastics Introduction The System Standard, of which this is Part 5, specifies the re
27、quirements for a piping system and its components when made from polyethylene of raised temperature resistance (PE-RT). The piping system is intended to be used for hot and cold water installations. In respect of potential adverse effects on the quality of water intended for human consumption caused
28、 by the products covered by ISO 22391, the following are relevant. a) This part of ISO 22391 provides no information as to whether the products can be used without restriction. b) Existing national regulations concerning the use and/or characteristics of the products remain in force. This part of IS
29、O 22391 specifies the characteristics of fitness for purpose of the system. At the date of publication of this part of ISO 22391, System Standards Series for piping systems of other plastics materials used for the same application are the following: ISO 15874 (all parts), Plastics piping systems for
30、 hot and cold water installations Polypropylene (PP) ISO 15875 (all parts), Plastics piping systems for hot and cold water installations Crosslinked polyethylene (PE-X) ISO 15876 (all parts), Plastics piping systems for hot and cold water installations Polybutylene (PB) ISO 15877 (all parts), Plasti
31、cs piping systems for hot and cold water installations Chlorinated poly(vinyl chloride) (PVC-C) DIN EN ISO 22391-5:2010-04 EN ISO 22391-5:2009 (E) 4 1 Scope This part of ISO 22391 specifies the characteristics of the fitness for purpose of piping systems made of polyethylene of raised temperature re
32、sistance (PE-RT), Type I, and polyethylene of raised temperature resistance (PE-RT), Type II, intended to be used for hot and cold water installations within buildings for the conveyance of water, whether or not the water is intended for human consumption (domestic systems) and for heating systems,
33、under the design pressures and temperatures appropriate to the class of application according to ISO 22391-1. This part of ISO 22391 covers a range of service conditions (classes of application), design pressures and pipe dimension classes, and also specifies test parameters and test methods. In con
34、junction with the other parts of ISO 22391, it is applicable to PE-RT pipes, fittings, their joints, and to joints having components of PE-RT as well as of other plastics and non-plastics materials, respectively, used for hot and cold water installations. It is not applicable to values of design tem
35、perature, maximum design temperature or malfunction temperature in excess of those specified in ISO 22391-1. NOTE It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account their particular requirements and any relevant national
36、regulations and installation practices or codes. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including an
37、y amendments) applies. ISO 1167-1, Thermoplastics pipes, fittings and assemblies for the conveyance of fluids Determination of the resistance to internal pressure Part 1: General method ISO 1167-2, Thermoplastics pipes, fittings and assemblies for the conveyance of fluids Determination of the resist
38、ance to internal pressure Part 2: Preparation of pipe test pieces ISO 22391-1:2009, Plastics piping systems for hot and cold water installations Polyethylene of raised temperature resistance (PE-RT) Part 1: General ISO 22391-2:2009, Plastics piping systems for hot and cold water installations Polyet
39、hylene of raised temperature resistance (PE-RT) Part 2: Pipes DIN EN ISO 22391-5:2010-04 EN ISO 22391-5:2009 (E) 5 EN 712, Thermoplastics piping systems End-load bearing mechanical joints between pressure pipes and fittings Test method for resistance to pull-out under constant longitudinal force EN
40、713, Plastics piping systems Mechanical joints between fittings and polyolefin pressure pipes Test method for leaktightness under internal pressure of assemblies subjected to bending EN 12293, Plastics piping systems Thermoplastics pipes and fittings for hot and cold water Test method for the resist
41、ance of mounted assemblies to temperature cycling EN 12294, Plastics piping systems Systems for hot and cold water Test method for leaktightness under vacuum EN 12295, Plastics piping systems Thermoplastics pipes and associated fittings for hot and cold water Test method for resistance of joints to
42、pressure cycling 3 Terms, definitions, symbols and abbreviated terms For the purposes of this document, the terms, definitions, symbols and abbreviated terms given in ISO 22391-1 apply. 4 Fitness for purpose of joints and piping system 4.1 General The joints and the piping system shall be tested in
43、accordance with Table 1 and 4.2 to 4.7, as applicable. When tested, their characteristics shall be in accordance with the requirements of the corresponding subclauses. For the tests given in Table 1, applicable for each of the different types of jointing system covered by this part of ISO 22391, the
44、 fittings shall be connected to the pipe with which they are intended to be used. Table 1 Joint tests Jointing system Test SW EF M Test parameters (subclause of this part of ISO 22391 in which given) Test method Internal pressure test Yes Yes Yes 4.2 ISO 1167-1 and ISO 1167-2 Bending test N/A N/A Ye
45、s 4.3 EN 713 Pull-out test N/A N/A Yes 4.4 EN 712 Thermal cycling test Yes Yes Yes 4.5 EN 12293 Pressure cycling test N/A N/A Yes 4.6 EN 12295 Leaktightness under vacuum test N/A N/A Yes 4.7 EN 12294 SW Socket fusion joint. EF Electrofusion joint. M Mechanical joint. Yes Test applicable. N/A Not app
46、licable. DIN EN ISO 22391-5:2010-04 EN ISO 22391-5:2009 (E) 6 4.2 Internal pressure test When tested in accordance with ISO 1167-1 and ISO 1167-2, using the test parameters specified in Table 2 or Table 3 for the relevant classes, the joint assemblies shall not leak. The test pressure, pJ, for a giv
47、en time to failure and test temperature shall be determined using Equation (1): PJDDPpp= (1) where pJis the hydrostatic test pressure, in bar2), to be applied to the joint assembly during the test period; Pis the hydrostatic stress value, in megapascals (MPa), for the pipe material corresponding to
48、time-to-failure/test temperature points, as given in Table 2; DPis the design stress value, in megapascals (MPa), for the pipe material as determined for each class and according to ISO 22391-2:2009, Table A.2; pDis the design pressure of 4 bar, 6 bar, 8 bar or 10 bar, as applicable. In special circ
49、umstances, if joint tests according to this subclause cause leaks resulting from differential-elongation-induced deformations, a test pressure may be determined from the stress and creep data (relative to a design period of 50 years) for the different materials used. Table 2 Test parameters for internal pressure test for PE-RT Type I Application class 1 2 4 5 Maximum design temperature, Tmax, C 80 80 70 90 Design stress of pipe material, DP, MPa 3,29
