BS EN 15698-2-2015 District heating pipes Preinsulated bonded twin pipe systems for directly buried hot water networks Fitting and valve assembly of steel service pipes polyurethany.pdf
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1、BSI Standards PublicationBS EN 15698-2:2015District heating pipes Preinsulated bonded twin pipesystems for directly buried hotwater networksPart 2: Fitting and valve assembly ofsteel service pipes, polyurethane thermalinsulation and outer casing of polyethyleneBS EN 15698-2:2015 BRITISH STANDARDNati
2、onal forewordThis British Standard is the UK implementation of EN 15698-2:2015.The UK participation in its preparation was entrusted to TechnicalCommittee RHE/9, Insulated underground pipelines.A list of organizations represented on this committee can beobtained on request to its secretary.This publ
3、ication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2015. Published by BSI StandardsLimited 2015ISBN 978 0 580 84513 0ICS 23.040.10Compliance with a British Standard cannot confer immunity
4、fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 31 August 2015.Amendments issued since publicationDate Text affectedBS EN 15698-2:2015EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 15698-2 August 2015 ICS 23.040.10
5、English Version District heating pipes - Preinsulated bonded twin pipe systems for directly buried hot water networks - Part 2: Fitting and valve assembly of steel service pipes, polyurethane thermal insulation and outer casing of polyethylene Tuyaux de chauffage urbain - Systmes bloqus de bitubes p
6、risols pour les rseaux deau chaude enterrs directement - Partie 2 : Assemblages de raccords et dappareils de robinetterie pour tubes de service en acier, isolation thermique en polyurthane et protection extrieure unique en polythylne Fernwrmerohre - Werkmig gedmmte Verbundmanteldoppelrohre fr direkt
7、 erdverlegte Fernwrmenetze - Teil 2: Verbundformstck und vorgedmmte Absperrarmatur, bestehend aus Stahl-Mediumrohr, Polyurethan-Wrmedmmung und Auenmantel aus Polyethylen This European Standard was approved by CEN on 3 July 2015. CEN members are bound to comply with the CEN/CENELEC Internal Regulatio
8、ns which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. T
9、his European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN me
10、mbers are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Port
11、ugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2015 CEN All rights of exploitation in any f
12、orm and by any means reserved worldwide for CEN national Members. Ref. No. EN 15698-2:2015 EBS EN 15698-2:2015EN 15698-2:2015 (E) 2 Contents Page European foreword .3 Introduction .4 1 Scope 5 2 Normative references 5 3 Terms and definitions .6 4 Requirements .8 4.1 General 8 4.2 Steel parts .9 4.3
13、Welding of steel parts .9 4.3.1 Welding of steel pipes and elements .9 4.3.2 Welding of fixing bars .9 4.3.3 Placing of the fixing bars 9 4.4 Casing .9 4.5 Polyurethane rigid foam insulation (PUR) 9 4.6 Fitting and valve assemblies 9 4.7 Requirements for effective operation and maintenance 10 4.8 Su
14、rveillance system . 10 5 Test methods . 10 6 Marking 10 6.1 General . 10 6.2 Steel service pipe 11 6.3 Casing 11 6.4 Fitting assembly 11 6.5 Steel valves and valve assembly 11 Annex A (normative) Waste treatment and recycling . 12 Annex B (informative) Examples of twin pipe fitting assemblies 13 BS
15、EN 15698-2:2015EN 15698-2:2015 (E) 3 European foreword This document (EN 15698-2:2015) has been prepared by Technical Committee CEN/TC 107 “Prefabricated district heating and district cooling pipe system”, the secretariat of which is held by DS. This European Standard shall be given the status of a
16、national standard, either by publication of an identical text or by endorsement, at the latest by February 2016 and conflicting national standards shall be withdrawn at the latest by February 2016. Attention is drawn to the possibility that some of the elements of this document may be the subject of
17、 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 following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria
18、, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey
19、 and the United Kingdom. BS EN 15698-2:2015EN 15698-2:2015 (E) 4 Introduction EN 15698-1:2009 was published with the following title: District heating pipes - Preinsulated bonded twin pipe systems for directly buried hot water networks - Part 1: Twin pipe assembly of steel service pipe, polyurethane
20、 thermal insulation and outer casing of polyethylene. EN 15698-2 is a complement to the following existing European Standards for district heating bonded single and twin pipe systems: EN 448, District heating pipes - Preinsulated bonded pipe systems for directly buried hot water networks - Fitting a
21、ssemblies of steel service pipes, polyurethane thermal insulation and outer casing 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 casin
22、g of polyethylene. EN 15698-2 gives additional requirements for fitting and valve assemblies used in bonded twin pipe systems. Waste management and recycling of materials is dealt with in Annex A. Other standards from CEN/TC 107 are: EN 253, District heating pipes - Preinsulated bonded pipe systems
23、for directly buried hot water networks - Pipe assembly of steel service pipe, polyurethane thermal insulation and outer casing of polyethylene; EN 489, District heating pipes - Preinsulated bonded pipe systems for directly buried hot water networks - Joint assembly for steel service pipes, polyureth
24、ane 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 systems for directly buried hot water networks - Surveillance systems; EN 15632 (all parts)
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