BS EN 12201-4-2001 Plastics piping systems for wat

BRITISHSTANDARDBSEN12201-4:2001Plasticpipingsystemsforwatersupply—Polyethylene(PE)—Part4:ValvesTheEuropeanStandardEN12201-4:2001hasthestatusofaBritishStandardICS23.060.01

 
 LicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,MonAug0610:00:31GMT+00:002007,UncontrolledCopy,(c)BSIBSEN12201-4:2001ThisBritishStandard,havingbeenpreparedunderthedirectionoftheMaterialsandChemicalsSectorPolicyandStrategyCommittee,waspublishedundertheauthorityoftheStandardsPolicyandStrategyCommitteeon26September2002©BSI26September2002ISBN0580404498NationalforewordThisBritishStandardistheofficialEnglishlanguageversionofEN12201-4:2001.TheUKparticipationinitspreparationwasentrustedbyTechnicalCommitteePRI/88,Plasticpipingsystems,toSubcommitteePRI/88/2,Pressureforplasticpipingsystems,whichhastheresponsibilityto:Alistoforganizationsrepresentedonthissubcommitteecanbeobtainedonrequesttoitssecretary.Cross-referencesTheBritishStandardswhichimplementinternationalorEuropeanpublicationsreferredtointhisdocumentmaybefoundintheBSICatalogueunderthesectionentitled“InternationalStandardsCorrespondenceIndex”,orbyusingthe“Search”facilityoftheBSIElectronicCatalogueorofBritishStandardsOnline.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscorrectapplication.CompliancewithaBritishStandarddoesnotofitselfconferimmunityfromlegalobligations.—aidenquirerstounderstandthetext;—presenttotheresponsibleinternational/Europeancommitteeanyenquiriesontheinterpretation,orproposalsforchange,andkeeptheUKinterestsinformed;—monitorrelatedinternationalandEuropeandevelopmentsandpromulgatethemintheUK.SummaryofpagesThisdocumentcomprisesafrontcover,aninsidefrontcover,theENtitlepage,pages2to15andabackcover.TheBSIcopyrightdatedisplayedinthisdocumentindicateswhenthedocumentwaslastissued.AmendmentsissuedsincepublicationAmd.No.DateCommentsLicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,MonAug0610:00:31GMT+00:002007,UncontrolledCopy,(c)BSIEUROPEANSTANDARDNORMEEUROPÉENNEEUROPÄISCHENORMEN12201-4December2001ICS23.060.01EnglishversionPlasticspipingsystemsforwatersupply-Polyethylene(PE)-Part4:ValvesSystèmesdecanalisationsenplastiquepourl'alimentationeneau-Poléthylène(PE)-Partie4:RobinetsKunststoff-RohrleitungssystemefürdieWasserversorgung-Polyethylen(PE)-Teil4:ArmaturenThisEuropeanStandardwasapprovedbyCENon19January2001.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom.EUROPEANCOMMITTEEFORSTANDARDIZATIONCOMITÉEUROPÉENDENORMALISATIONEUROPÄISCHESKOMITEEFÜRNORMUNGManagementCentre:ruedeStassart,36B-1050Brussels©2001CENAllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENnationalMembers.Ref.No.EN12201-4:2001ELicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,MonAug0610:00:31GMT+00:002007,UncontrolledCopy,(c)BSIEN12201-4:2001(E)2ContentspageIntroduction...........................................................................................................................................41Scope..............................................................................................................................................52Normativereferences....................................................................................................................53Definitionssymbolsandabbreviations......................................................................................64Material...........................................................................................................................................64.1Compound....................................................................................................................................64.2Materialfornon-polyethyleneparts..............................................................................................75Generalcharacteristics.................................................................................................................75.1Appearanceofthevalve..............................................................................................................75.2Design..........................................................................................................................................75.3Colour...............