BS EN 15698-1-2009 District heating pipes - Preinsulated bonded twin pipe systems for directly buried hot water networks - Twin pipe assembly of steel service pipe polyurethane the《.pdf
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1、BS EN15698-1:2009ICS 23.040.10NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDDistrict heating pipes Preinsulated bondedtwin pipe systems fordirectly buried hotwater networksPart 1: Twin pipe assembly of steelservice pipe, polyurethane thermalinsulation and oute
2、r casing ofpolyethyleneThis British Standardwas published under theauthority of the StandardsPolicy and StrategyCommittee on 31 January2009 BSI 2009ISBN 978 0 580 58925 6Amendments/corrigenda issued since publicationDate CommentsBS EN 15698-1:2009National forewordThis British Standard is the UK impl
3、ementation of EN 15698-1:2009.The UK participation in its preparation was entrusted to TechnicalCommittee RHE/9, Insulated underground pipelines.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the neces
4、sary provisionsof a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunityfrom legal obligations.BS EN 15698-1:2009EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 15698-1January 2009ICS 23.040.10English VersionDistrict heating pipes -
5、Preinsulated bonded twin pipe systemsfor directly buried hot water networks - Part 1: Twin pipeassembly of steel service pipe, polyurethane thermal insulationand outer casing of polyethyleneTuyaux de chauffage urbain - Systmes bloqus de bitubesprisols pour les rseaux deau chaude enterrsdirectement -
6、 Partie 1: Assemblage de bitubes pour tube deservice en acier, isolation thermique en polyurthane ettube de protection en polythylneFernwrmerohre - Werkmig gedmmteVerbundmanteldoppelrohre fr direkt erdverlegteFernwrmenetze - Teil 1: Verbund-Doppelrohrsystembestehend aus zwei Stahl-Mediumrohren, Poly
7、urethan-Wrmedmmung und einem Auenmantel aus PolyethylenThis European Standard was approved by CEN on 5 December 2008.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any
8、 alteration. Up-to-date lists and bibliographical references concerning such nationalstandards 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 by
9、translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germa
10、ny, 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 STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManag
11、ement Centre: rue de Stassart, 36 B-1050 Brussels 2009 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 15698-1:2009: EBS EN 15698-1:2009EN 15698-1:2009 (E) 2 Contents page Foreword 3 Introduction . 4 1 Scope 5 2 Normative references
12、5 3 Terms and definitions . 5 4 Requirements . 5 4.1 General 5 4.2 Steel service pipe. 5 4.3 Material, casing properties and dimensions . 6 4.4 Polyurethane rigid foam insulation (PUR) 6 4.5 Pipe assembly 6 4.5.1 End alignment of forward and return service pipes. 6 4.5.2 Distance between forward and
13、 return service pipes . 6 4.5.3 Twisting of service pipes 7 4.5.4 Centre line deviation . 8 4.5.5 Pipe ends 9 4.5.6 Axial shear strength 9 4.5.7 Expected thermal life and long term temperature resistance . 9 4.5.8 Thermal conductivity in unaged condition . 9 4.5.9 Impact resistance. 9 4.5.10 Long te
14、rm creep resistance and modulus 9 4.5.11 Surface conditions at delivery 9 4.5.12 Measuring wires for surveillance systems . 9 5 Test methods 9 5.1 General 9 5.2 Test specimens 9 5.3 Casing . 10 5.4 Polyurethane rigid foam insulation (PUR) 10 5.5 Pipe assembly 10 5.5.1 Axial shear strength 10 5.5.2 E
15、xpected thermal life and long term temperature resistance . 13 5.5.3 Thermal conductivity in unaged condition . 13 5.5.4 Thermal transmittance 13 5.5.5 Impact resistance. 13 5.5.6 Creep behaviour at 140 C 13 6 Marking . 13 Annex A (informative) Guidelines for inspection and testing 14 Annex B (infor
16、mative) Calculation of thermal transmittance. 15 Annex C (informative) Waste treatment and recycling 17 Bibliography 18 BS EN 15698-1:2009EN 15698-1:2009 (E) 3 Foreword This document (EN 15698-1:2009) has been prepared by Technical Committee CEN/TC 107 “Prefabricated district heating pipe systems”,
17、the secretariat of which is held by DS. 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 July 2009, and conflicting national standards shall be withdrawn at the latest by July 2009. Attention is dr
18、awn 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 CEN/CENELEC Internal Regulations, the national standards organizations of the follow
19、ing 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, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slove
20、nia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 15698-1:2009EN 15698-1:2009 (E) 4 Introduction This specification is part of the standards for bonded systems using polyurethane foam thermal insulation applied to bond to two steel service pipes and a polyethylene casing. This standard h
21、as been elaborated as a complement to the standards for bonded systems using polyurethane foam thermal insulation applied to bond to one steel service pipe and a polyethylene casing. These standards are: EN 253, District heating pipes Preinsulated bonded pipe systems for directly buried hot water ne
22、tworks Pipe assembly of steel service pipe, polyurethane thermal insulation and outer casing of polyethylene; EN 448, District heating pipes Preinsulated bonded pipe systems for directly buried hot water networks Fitting assemblies of steel service pipes, polyurethane thermal insulation and outer ca
23、sing of polyethylene; EN 488, District heating pipes Preinsulated bonded pipe systems for directly buried hot water networks Steel valve assembly for steel service pipes, polyurethane thermal insulation and outer casing of polyethylene; EN 489, District heating pipes Preinsulated bonded pipe systems
24、 for directly buried hot water networks Joint assembly for steel service pipes, polyurethane thermal insulation and outer casing of polyethylene; EN 13941, Design and installation of preinsulated bonded pipe systems for district heating; EN 14419, District heating pipes Preinsulated bonded pipe syst
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