EN 1555-5:2002
(Main)Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 5: Fitness for purpose of the system
Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 5: Fitness for purpose of the system
This Part of prEN 1555 specifies requirements of fitness for purpose of the the polyethylene (PE) piping system in the field of the supply of gaseous fuels.It also specifies the criteria for the preparation of test piece assemblies, relating to installation recommendations given in prEN 1555-6:1995 and the tests to be carried out for fitness for purpose of the system. It also specifies the test parameters for the test methods referred to in the present standard.
Kunststoff-Rohrleitungssysteme für die Gasversorgung - Polyethylen (PE) - Teil 5: Gebrauchstauglichkeit des Systems
Dieser Teil von EN 1555 legt Anforderungen an die Gebrauchstauglichkeit von Rohrleitungssystemen aus Polyethylen (PE) fest, die für die Gasversorgung eingesetzt werden.
Sie legt auch Begriffe für Heizwendelschweißverbindungen, Heizelementstumpfschweißverbindungen und mechanische Verbindungen fest.
Darüber hinaus sind in dieser Norm die Verfahren für die Vorbereitung der Verbindungen für Probekörper unter Berücksichtigung der Empfehlungen für die Verlegung nach EN 12007-2:2000 [1] sowie der Prüfungen, die für die Beurteilung der Gebrauchstauglichkeit des Systems unter üblichen Bedingungen sowie unter Grenzbedingungen durchgeführt werden, festgelegt.
Sie legt auch die Prüfparameter für die Prüfverfahren fest, auf die in dieser Norm verwiesen wird.
Zusammen mit den übrigen Teilen der EN 1555 (siehe Vorwort) gilt dieser Teil für Rohre, Formstücke und Armaturen aus PE, deren Verbindungen untereinander sowie mit Rohrleitungsteilen aus anderen Werkstoffen, die unter den folgenden Bedingungen für die Gasversorgung vorgesehen sind:
a) der maximal zulässige Betriebsdruck MOP beträgt nicht mehr als 10 bar ;
b) es gilt eine Betriebstemperatur von 20 °C als Bezugstemperatur.
ANMERKUNG 1 Für andere Betriebstemperaturen können Minderungsfaktoren verwendet werden, siehe Anhang A.
EN 1555 enthält Festlegungen über maximal zulässige Betriebsdrücke und legt Anforderungen an die Einfärbung von Rohrleitungsteilen sowie die Verwendung von Zusatzstoffen fest.
ANMERKUNG 2 Der Anwender bzw. Auftraggeber ist unter Berücksichtigung der eigenen Anforderungen sowie der geltenden nationalen Festlegungen und Verlegepraktiken für die entsprechende Auswahl dieser Kriterien verantwortlich.
Systèmes de canalisations en plastiques pour la distribution de combustibles gazeux - Polyéthylène (PE) - Partie 5: Aptitude à l'emploi du système
La présente Partie de l'EN 1555 spécifie les exigences d'aptitude à l'emploi du système de canalisations en polyéthylène (PE) destiné à la distribution de combustibles gazeux.
Elle spécifie les définitions des assemblages par électrosoudage, par soudage bout à bout et des assemblages mécaniques.
Elle spécifie également la méthode de préparation des assemblages d'éprouvettes, en liaison avec les recommandations de pose données dans l'EN 12007-2:2000[1] ainsi que les essais à réaliser sur ces assemblages pour évaluer l'aptitude à l'emploi du système dans des conditions normales et extrêmes.
Elle spécifie également les paramètres d'essai des méthodes d'essai auxquelles la présente norme fait référence.
Conjointement avec les autres Parties de l'EN 1555 (voir avant-propos), elle s'applique aux tubes, raccords, robinets en PE, leurs assemblages, ainsi qu'aux assemblages avec des composants en d'autres matières, destinés à être utilisés dans les conditions suivantes :
a) une pression maximale de service, MOP, jusque et y compris 10 bar ) ;
b) une température de service de 20 °C, comme température de référence.
NOTE 1 Pour d'autres températures de service, on peut utiliser des facteurs de réduction; voir Annexe A.
L'EN 1555 concerne une gamme de pressions maximales de service et donne les exigences concernant la couleur et les additifs.
NOTE 2 Il est de la responsabilité de l'acheteur ou du prescripteur de faire le choix approprié de ces différents aspects, en tenant compte des exigences particulières et des règlements nationaux correspondants ainsi que les pratiques ou les codes de pose.
Cevni sistemi iz polimernih materialov za oskrbo s plinastimi gorivi - Polietilen (PE) - 5. del: Ustreznost sistema namenu
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2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Cevni sistemi iz polimernih materialov za oskrbo s plinastimi gorivi - Polietilen (PE) - 5. del:
Ustreznost sistema namenuKunststoff-Rohrleitungssysteme für die Gasversorgung - Polyethylen (PE) - Teil 5: Gebrauchstauglichkeit des SystemsSystemes de canalisations en plastiques pour la distribution de combustibles gazeux - Polyéthylene (PE) - Partie 5: Aptitude a l'emploi du systemePlastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 5: Fitness for purpose of the system91.140.40Sistemi za oskrbo s plinomGas supply systems83.140.30Cevi, fitingi in ventili iz polimernih materialovPlastics pipes, fittings and valvesICS:Ta slovenski standard je istoveten z:EN 1555-5:2002SIST EN 1555-5:2003en01-oktober-2003SIST EN 1555-5:2003SLOVENSKI
STANDARD
SIST EN 1555-5:2003
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 1555-5December 2002ICS 23.040.01; 91.140.40English versionPlastics piping systems for the supply of gaseous fuels -Polyethylene (PE) - Part 5: Fitness for purpose of the systemSystèmes de canalisations en plastique pour la distributionde combustibles gazeux - Polyéthylène (PE) - Partie 5:Aptitude à l'emploi du systèmeKunststoff-Rohrleitungssysteme für die Gasversorgung -Polyethylen (PE) - Teil 5: Gebrauchstauglichkeit desSystemsThis European Standard was approved by CEN on 1 November 2002.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 alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the 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 translationunder the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece,Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2002 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 1555-5:2002 ESIST EN 1555-5:2003
EN 1555-5:2002 (E)2ContentspageForeword.3Introduction.41Scope.52Normative references.53Terms and definitions.64Fitness for purpose.64.1Method of preparation of assemblies for testing.64.1.1General.64.1.2Butt fusion joints.64.1.3Electrofusion jointing.74.1.4Mechanical joints.74.2Requirements for fitness for purpose.74.2.1Fitness for purpose for butt fusion joints.74.2.2Fitness for purpose for electrofusion joints.84.2.3Fitness for purpose for mechanical joints.105Overall service (design) coefficient.10Annex A (informative)
Derating coefficients for operating temperatures.12Annex B (informative)
Rapid crack propagation (RCP) resistance at temperature less than 0 °C13Bibliography.14SIST EN 1555-5:2003
EN 1555-5:2002 (E)3ForewordThis document EN 1555-5:2002 has been prepared by Technical Committee CEN /TC 155, "Plastics pipingsystems 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 orby endorsement, at the latest by June 2003, and conflicting national standards shall be withdrawn at the latest byDecember 2004.It has been prepared in liaison with Technical Committee CEN/TC 234 "Gas supply".This standard is a part of a System Standard for plastics piping systems of a particular material for a specifiedapplication. There are a number of such System Standards.System Standards are based on the results of the work undertaken in ISO/TC 138 "Plastics pipes, fittings andvalves for the transport of fluids", which is a Technical Committee of the International Organization forStandardization (ISO).They are supported by separate standards on test methods to which references are made throughout the SystemStandard.The System Standards are consistent with general standards on functional requirements and on recommendedpractice for installation.EN 1555 consists of the following parts, under the general title Plastics piping systems for the supply of gaseousfuels - Polyethylene (PE):— Part 1: General— Part 2: Pipes— Part 3: Fittings— Part 4: Valves— Part 5: Fitness for purpose of the system (this standard)— Part 7: Guidance for assessment of conformity (to be published as CEN/TS).NOTEThe document dealing with recommended practice for installation which was initially submitted for CEN enquiry as prEN 1555-6was withdrawn when EN 12007-2[1], prepared by CEN/TC 234 Gas supply, was published with the title "Gas supply systems - Pipelines formaximum operating pressure up to and including 16 bar - Part 2: Specific functional recommendations for polyethylene (MOP up to andincluding 10 bar)".This document includes informative annexes A and B as well as a Bibliography.According to the CEN/CENELEC Internal Regulations, the national standards organizations of the followingcountries are bound to implement this European Standard : Austria, Belgium, Czech Republic, Denmark, Finland,France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain,Sweden, Switzerland and the United Kingdom.SIST EN 1555-5:2003
EN 1555-5:2002 (E)4IntroductionThe System Standard, of which this is Part 5, specifies the requirements of a piping system and its componentsmade from polyethylene (PE) and which is intended to be used for the supply of gaseous fuels.Requirements and test methods for material and components are specified in EN 1555-1, EN 1555-2, EN 1555- 3and EN 1555-4. prCEN/TS 1555-7 gives guidance for assessment of conformity. Recommended practice forinstallation is given in EN 12007-2[1] prepared by CEN/TC 234.This part of EN 1555 covers the characteristics of fitness for purpose of the system.SIST EN 1555-5:2003
EN 1555-5:2002 (E)51 ScopeThis part of EN 1555 specifies requirements of fitness for purpose of the polyethylene (PE) piping system in thefield of the supply of gaseous fuels.It specifies the definitions of electrofusion, butt fusion and mechanical joints.It also specifies the method of preparation of test piece joints, relating to installation recommendations given inEN 12007-2:2000[1] and the tests to be carried out on these joints for assessing the fitness for purpose of thesystem under normal and extreme conditions.It also specifies the test parameters for the test methods referred to in this standard.In conjunction with the other parts of EN 1555 (see Foreword) it is applicable to PE pipes, fittings, valves, theirjoints and to joints with components of other materials intended to be used under the following conditions:a)
a maximum operating pressure, MOP, up to and including 10 bar 1);b)
an operating temperature of 20 °C as reference temperature.NOTE 1
For other operating temperatures, derating coefficients should be used, see annex A.EN 1555 covers a range of maximum operating pressures and gives requirements concerning colours andadditives.NOTE 2
It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account theirparticular requirements and any relevant national regulations and installation practices or codes.2 Normative referencesThis European Standard incorporates by dated or undated reference, provisions from other publications. Thesenormative references are cited at the appropriate places in the text, and the publications are listed hereafter. Fordated references, subsequent amendments to or revisions of any of these publications apply to this EuropeanStandard only when incorporated in it by amendment or revision. For undated references the latest edition of thepublication referred to applies (including amendments).EN 921, Plastics piping systems — Thermoplastics pipes — Determination of resistance to internal pressure atconstant temperature.EN 1555-1:2002, Plastics piping systems for the supply of gaseous fuels ¾ Polyethylene (PE) ¾ Part 1: General.EN 1555-2:2002, Plastics piping systems for the supply of gaseous fuels ¾ Polyethylene (PE) ¾ Part 2: Pipes.EN 1555-3:2002, Plastics piping systems for the supply of gaseous fuels ¾ Polyethylene (PE) ¾ Part 3: Fittings.EN 1555-4:2002, Plastics piping systems for the supply of gaseous fuels ¾ Polyethylene (PE) ¾ Part 4: Valves.ISO 10838-1, Mechanical fittings for polyethylene piping systems for the supply of gaseous fuels — Part 1: Metalfittings for pipes of nominal outside diameter less than or equal to 63 mm.ISO 10838-2, Mechanical fittings for polyethylene piping systems for the supply of gaseous fuels — Part 2: Metalfittings for pipes of nominal outside diameter greater than 63 mm.ISO 10838-3, Mechanical fittings for polyethylene piping systems for the supply of gaseous fuels ¾Part 3: Thermoplastics fittings for pipes of nominal outside diameter less than or equal to 63 mm.ISO 11413:1996, Plastics pipes and fittings ¾ Preparation of test piece assemblies between a polyethylene (PE)pipe and an electrofusion fitting.ISO 11414:1996, Plastics pipes and fittings ¾ Preparation of polyethylene (PE) pipe/pipe or pipe/fitting testassemblies by butt fusion.
1)
1 bar = 0,1 MPaSIST EN 1555-5:2003
EN 1555-5:2002 (E)6ISO 13953, Polyethylene (PE) pipes and fittings ¾ Determination of the tensile strength and failure mode of testpieces from a butt-fused joint.ISO 13954, Plastics pipes and fittings ¾ Peel decohesion test for polyethylene (PE) electrofusion assemblies ofnominal outside diameter greater than or equal to 90 mm.ISO 13955, Plastics pipes and fittings ¾ Crushing decohesion test for polyethylene (PE) electrofusion assemblies.ISO/DIS 13956, Plastics pipes and fittings ¾ Determination of cohesive strength ¾ Tear test for polyethylene (PE)assemblies.3 Terms and definitionsFor the purposes of this European Standard, the terms and definitions, symbols and abbreviations given inEN 1555-1:2002 apply, together with the following.3.1electrofusion jointjoint between a PE electrofusion socket or saddle fitting and a pipe or a spigot end fitting. The electrofusion fittingsare heated by the Joule effect of the heating element incorporated at their jointing surfaces, causing the materialadjacent to them to melt and the pipe and fitting surfaces to fuse3.2butt fusion joint (using heated tool)joint made by heating the planed ends the surfaces of which match by holding them against a flat heating plate untilthe PE material reaches fusion temperature, removing the heating plate quickly and pushing the two softened endsagainst one another3.3mechanical jointjoint made by assembling a PE pipe with a fitting that generally includes a compression part to provide for pressureintegrity, leaktigh
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