SIST EN 15698-2:2015
(Main)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
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
1 Scope
This European Standard specifies requirements and test methods for fittings of prefabricated thermally
insulated twin pipe assemblies comprising steel service fittings and/or valves from DN 15 to DN 250, rigid
polyurethane foam insulation and an outer casing of polyethylene for use in directly buried hot water networks
with preinsulated twin pipe assemblies in accordance with EN 15698-1.
This European Standard covers the following:
⎯ fittings: bends, T-pieces, reducers and anchors;
⎯ valves constructions.
This European Standard applies only to insulated fitting assemblies for continuous operation with hot water at
various temperatures in accordance with the scope EN 15698-1
This European Standard applies to fitting and valve assemblies with a minimum design pressure of 16 bar
(overpressure) complying with EN 13941.
Guidelines for quality inspection of fitting and valves assemblies are given in Annex A of EN 448.
Guidelines for the extend of the inspection carried out by the manufacturer is given in Annex A of EN 488
NOTE See EN 488:2011 Table A.1.
Procedures for PE-welding are given in Annex B of EN 448.
NOTE This European Standard does not include rules for calculation of loads and stresses.
Fernwärmerohre - Werkmäßig gedämmte Verbundmanteldoppelrohre für direkt erdverlegte Fernwärmenetze - Teil 2: Verbundformstück und vorgedämmte Absperrarmatur, bestehend aus Stahl-Mediumrohr, Polyurethan-Wärmedämmung und Außenmantel aus Polyethylen
Diese Europäische Norm legt die Anforderungen an und die Prüfverfahren für Formstücke von werkmäßig gedämmten Doppelrohrsystemen fest, die aus Stahl-Verbundformstücken und/oder Absperrarmaturen von DN 15 bis DN 250 mit einer Wärmedämmung aus Polyurethan-Hartschaumstoff und einem Außenmantel (Ummantelung) aus Polyethylen bestehen, die für direkt erdverlegte Fernwärmenetze mit werkmäßig gedämmten Doppelrohrsystemen entsprechend EN 15698 1 angewendet werden.
Diese Europäische Norm behandelt das Folgende:
Formstücke: Bogen, T-Stücke, Reduzierstücke, Festpunktelemente;
Konstruktionen von Absperrarmaturen.
Diese Europäische Norm gilt nur für wärmegedämmte Verbundformstücke für den Dauerbetrieb mit Warm-wasser bei unterschiedlichen Betriebstemperaturen entsprechend dem Anwendungsbereich von EN 15698-1.
Diese Europäische Norm gilt für Verbundformstücke und Absperrarmaturen mit einem Mindest-auslegungsdruck von 16 bar (Überdruck) entsprechend EN 13941.
Anleitungen hinsichtlich der Qualitätskontrolle und der Prüfung von Verbundformstücken sind in EN 448, Anhang A, und EN 15698 1, Anhang A, enthalten.
Anleitungen hinsichtlich der Qualitätskontrolle und der Prüfung von Absperrarmaturen sind in EN 488, Anhang A, und EN 15698 1, Anhang A, enthalten.
Verfahrensweisen für PE Schweißen sind in EN 448, Anhang B, enthalten.
ANMERKUNG Diese Europäische Norm umfasst keine Regeln für die Berechnung von Einwirkungen (Belastungen) und Spannungen (Beanspruchungen).
Tuyaux de chauffage urbain - Systèmes bloqués de tuyaux pré-isolés pour les réseaux d'eau chaude directement enterrés - Partie 2: Assemblages de raccords et d'appareils de robinetterie pour tubes de service en acier, isolation thermique en polyuréthane et protection extérieure unique en polyéthylène
La présente Norme européenne définit les prescriptions et les méthodes d'essai applicables aux raccords des systèmes préfabriqués de bitubes isolés thermiquement comprenant des raccords et/ou des robinets de service en acier de DN 15 à DN 250, une isolation en mousse rigide de polyuréthane et un tube de protection en polyéthylène, pour les réseaux d'eau chaude enterrés directement dotés de systèmes de bitubes préisolés conformes à l'EN 15698-1.
La présente Norme européenne couvre les éléments suivants :
les raccords : coudes, T, réductions et pièces d’ancrage ;
les structures de robinets.
La présente Norme européenne s'applique uniquement aux systèmes de raccords isolés utilisés pour l'eau chaude à différentes températures en service continu conformément au domaine d'application de l'EN 15698 1.
La présente Norme européenne s'applique aux raccords et robinets préisolés avec une pression minimale de calcul de 16 bar (surpression) conformes à l'EN 13941.
Les annexes A de l'EN 448 et de l'EN 15698-1 donnent des lignes directrices concernant l'inspection qualité et l'essai des raccords préisolés.
Les annexes A de l''EN 488 et de l'EN 15698-1 donnent des lignes directrices concernant l'inspection qualité et l'essai des robinets préisolés.
L'Annexe B de l'EN 448 indique les modes opératoires à suivre pour le soudage de polyéthylène.
NOTE La présente Norme européenne n'indique pas de règles de calcul pour les charges et les contraintes.
Cevi za daljinsko ogrevanje - Izolirani vezani dvocevni sistemi za podzemeljska toplovodna omrežja - 2. del: Sestav fitingov in ventilov iz jeklene cevi, poliuretanske toplotne izolacije in zunanjega polietilenskega plašča
Ta evropski standard določa zahteve in preskusne metode za fitinge predizdelanih, toplotno izoliranih sestavov dvocevnih sistemov, sestavljenih iz jeklenih fitingov in/ali ventilov od DN 15 do DN 250, trde poliuretanske izolacijske pene in zunanjega polietilenskega plašča za uporabo v podzemeljskih toplovodnih omrežjih z izoliranimi vezanimi dvocevnimi sistemi v skladu s standardom EN 15698-1. Ta evropski standard zajema naslednje:⎯ fitinge: kolena, priključke T, reducirne priključke in sidra;⎯ konstrukcije ventilov. Ta evropski standard se uporablja samo za izolirane sestave fitingov za neprekinjeno delovanje z vročo vodo pri različnih temperaturah v skladu s standardom EN 15698-1. Ta evropski standard se uporablja samo za sestave fitingov in ventilov z minimalnim predvidenim tlakom 16 barov (nadtlak) v skladu s standardom EN 13941. Smernice za preverjanje kakovosti sestavov fitingov in ventilov so podane v dodatku A k standardu EN 448. Smernice za razširitev preverjanja, ki ga izvaja proizvajalec, so podane v dodatku A k standardu EN 488. OPOMBA: Glej EN 488:2011, tabela A.1. Postopki za varjenje polietilena so podani v standardu EN 448. OPOMBA: Ta evropski standard ne zajema pravil za izračun obremenitev in napetosti.
General Information
Relations
Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.ãþDFernwärmerohre - Werkmäßig gedämmte Verbundmanteldoppelrohre für direkt erdverlegte Fernwärmenetze - Teil 2: Verbundformstück und vorgedämmte Absperrarmatur, bestehend aus Stahl-Mediumrohr, Polyurethan-Wärmedämmung und Außenmantel aus PolyethylenTuyaux de chauffage urbain - Systèmes bloqués de tuyaux pré-isolés pour les réseaux d'eau chaude directement enterrés - Partie 2: Assemblages de raccords et d'appareils de robinetterie pour tubes de service en acier, isolation thermique en polyuréthane et protection extérieure unique en polyéthylèneDistrict 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 polyethylene91.140.10Sistemi centralnega ogrevanjaCentral heating systems23.040.10Železne in jeklene ceviIron and steel pipesICS:Ta slovenski standard je istoveten z:EN 15698-2:2015SIST EN 15698-2:2015en,fr,de01-oktober-2015SIST EN 15698-2:2015SLOVENSKI
STANDARD
SIST EN 15698-2:2015
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 15698-2
August 2015 ICS 23.040.10 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 - Systèmes bloqués de bitubes préisolés pour les réseaux d'eau chaude enterrés directement - Partie 2 : Assemblages de raccords et d'appareils de robinetterie pour tubes de service en acier, isolation thermique en polyuréthane et protection extérieure unique en polyéthylène
Fernwärmerohre - Werkmäßig gedämmte Verbundmanteldoppelrohre für direkt erdverlegte Fernwärmenetze - Teil 2: Verbundformstück und vorgedämmte Absperrarmatur, bestehend aus Stahl-Mediumrohr, Polyurethan-Wärmedämmung und Außenmantel aus Polyethylen This European Standard was approved by CEN on 3 July 2015.
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 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.
This 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 members 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, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre:
Avenue Marnix 17,
B-1000 Brussels © 2015 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 15698-2:2015 ESIST EN 15698-2:2015
EN 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 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 Surveillance 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
SIST EN 15698-2:2015
EN 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 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 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, 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 and the United Kingdom. SIST EN 15698-2:2015
EN 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 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 assemblies 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 casing 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 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, 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 systems for directly buried hot water networks - Surveillance systems; — EN 15632 (all parts), District heating pipes - Pre-insulated flexible pipe systems. SIST EN 15698-2:2015
EN 15698-2:2015 (E) 5 1 Scope This European Standard specifies requirements and test methods for fittings of prefabricated thermally insulated twin pipe assemblies comprising steel service fittings and/or valves from DN 15 to DN 250, rigid polyurethane foam insulation and an outer casing of polyethylene for use in directly buried hot water networks with preinsulated twin pipe assemblies in accordance with EN 15698-1:2009. This European Standard covers the following: — fitting assemblies, such as T-pieces, reducers and anchors; — valve assemblies. This European Standard applies only to insulated fitting assemblies for continuous operation with hot water at various temperatures in accordance with the scope EN 15698-1:2009. This European Standard applies to fitting and valve assemblies with a minimum
...
SLOVENSKI STANDARD
oSIST prEN 15698-2:2014
01-januar-2014
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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
Fernwärmerohre - Werkmäßig gedämmte Verbundmanteldoppelrohre für direkt
erdverlegte Fernwärmenetze - Teil 2: Verbundformstück und vorgedämmte
Absperrarmatur, bestehend aus Stahl-Mediumrohr, Polyurethan-Wärmedämmung und
Außenmantel aus Polyethylen
Tuyaux de chauffage urbain - Systèmes bloqués de tuyaux pré-isolés pour les réseaux
d'eau chaude directement enterrés - Partie 2: Assemblages de raccords et d'appareils de
robinetterie pour tubes de service en acier, isolation thermique en polyuréthane et
protection extérieure unique en polyéthylène
Ta slovenski standard je istoveten z: prEN 15698-2
ICS:
23.040.10 Železne in jeklene cevi Iron and steel pipes
91.140.10 Sistemi centralnega Central heating systems
ogrevanja
oSIST prEN 15698-2:2014 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
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oSIST prEN 15698-2:2014
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oSIST prEN 15698-2:2014
EUROPEAN STANDARD
DRAFT
prEN 15698-2
NORME EUROPÉENNE
EUROPÄISCHE NORM
November 2013
ICS 23.040.10
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 - Systèmes bloqués de tuyaux Fernwärmerohre - Werkmäßig gedämmte
pré-isolés pour les réseaux d'eau chaude directement Verbundmanteldoppelrohre für direkt erdverlegte
enterrés - Partie 2: Assemblages de raccords et d'appareils Fernwärmenetze - Teil 2: Verbundformstück und
de robinetterie pour tubes de service en acier, isolation vorgedämmte Absperrarmatur, bestehend aus Stahl-
thermique en polyuréthane et protection extérieure unique Mediumrohr, Polyurethan-Wärmedämmung und
en polyéthylène Außenmantel aus Polyethylen
This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee CEN/TC 107.
If this draft becomes a European Standard, 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 any alteration.
This draft European Standard was established by CEN 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 members 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, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United
Kingdom.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are aware and to
provide supporting documentation.
Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without notice and
shall not be referred to as a European Standard.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2013 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN 15698-2:2013 E
worldwide for CEN national Members.
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oSIST prEN 15698-2:2014
prEN 15698-2:2013 (E)
Contents Page
Foreword . 3
Introduction .3
1 Scope .5
2 Normative references .5
3 Terms and definitions .6
4 Requirements .8
4.1 General .8
4.2 Steel parts .8
4.3 Welding of steel parts .8
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 .9
4.8 Surveillance system . 10
5 Test methods . 10
6 Marking . 10
6.1 General . 10
6.2 Steel service pipe. 10
6.3 Casing . 10
6.4 Fittings assembly. 10
6.5 Steel valves and valves assembly . 10
Annex A (informative) Examples of fitting and valve assemblies . 11
Annex B (informative) Waste treatment and recycling . 17
2
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oSIST prEN 15698-2:2014
prEN 15698-2:2013 (E)
Foreword
This document (prEN 15698-2:2013) has been prepared by Technical Committee CEN/TC 107 “Prefabricated
district heating and district cooling pipe systems”, the secretariat of which is held by DS.
This document is currently submitted to the CEN Enquiry.
3
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oSIST prEN 15698-2:2014
prEN 15698-2:2013 (E)
Introduction
In 2009 EN 15698-1 'Twin pipe assembly of steel service pipe, polyurethane thermal insulation and outer
casing of polyethylene' was published.
prEN 15698-2 is a complement to the existing standards for district heating bonded single and twin pipe
systems. This standard gives additional requirements for fitting and valve assemblies used in bonded twin
pipe systems. These standards are:
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
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
casing of polyethylene.
Waste management and recycling of materials is dealt with in Annex B.
Other standards from TC 107 are:
EN 253, District heating pipes — Preinsulated bonded pipe systems 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, 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 systems for directly buried hot water networks
— Surveillance systems;
EN 15632 (all parts), District heating pipes — Pre-insulated flexible pipe systems;
EN 15698-1, District heating pipes — Preinsulated bonded twin pipe systems for directly buried hot water
networks — Part 1: Twin pipe assembly of steel service pipe, polyurethane thermal insulation and outer
casing of polyethylene.
4
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oSIST prEN 15698-2:2014
prEN 15698-2:2013 (E)
1 Scope
This European Standard specifies requirements and test methods for fittings of prefabricated thermally
insulated twin pipe assemblies comprising steel service fittings and/or valves from DN 15 to DN 250, rigid
polyurethane foam insulation and an outer casing of polyethylene for use in directly buried hot water networks
with preinsulated twin pipe assemblies in accordance with EN 15698-1.
This European Standard covers the following:
fittings: bends, T-pieces, reducers and anchors;
valves constructions.
This European Standard applies only to insulated fitting assemblies for continuous operation with hot water at
various temperatu
...
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