|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||BRITISHSTANDARDBSEN12061:1999BS2782-11:Method1108D:1999TheEuropeanStandardEN12061:1999hasthestatusofaBritishStandardICS23.040.45NOCOPYINGWITHOUTBSIPERMISSIONEXCEPTASPERMITTEDBYCOPYRIGHTLAWPlasticspipingsystemsÐThermoplasticsfittingsÐTestmethodforimpactresistance©BSI07-1999ISBN0580325458BSEN12061:1999AmendmentsissuedsincepublicationAmd.No.DateCommentsNationalforewordThisBritishStandardistheEnglishlanguageversionofEN12061:1999.TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteePRI/61,Plasticspipingsystemsandcomponents,whichhastheresponsibilityto:Ðaidenquirerstounderstandthetext;ÐpresenttotheresponsibleEuropeancommitteeanyenquiriesontheinterpretation,orproposalsforchange,andkeeptheUKinterestsinformed;ÐmonitorrelatedinternationalandEuropeandevelopmentsandpromulgatethemintheUK.Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitssecretary.Cross-referencesTheBritishStandardswhichimplementinternationalorEuropeanpublicationsreferredtointhisdocumentmaybefoundintheBSIStandardsCatalogueunderthesectionentitledªInternationalStandardsCorrespondenceIndexº,orbyusingtheªFindºfacilityoftheBSIStandardsElectronicCatalogue.ABritishStandarddoesnotpurporttoincludeallthenecessaryprovisionsofacontract.UsersofBritishStandardsareresponsiblefortheircorrectapplication.CompliancewithaBritishStandarddoesnotofitselfconferimmunityfromlegalobligations.SummaryofpagesThisdocumentcomprisesafrontcover,aninsidefrontcover,theENtitlepage,pages2to4,aninsidebackcoverandabackcover.©1999CENAllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENnationalMembers.Ref.No.EN12061:1999EEUROPEANSTANDARDEN12061NORMEEUROPEÂENNEEUROPAÈISCHENORMJanuary1999ICS23.040.45Descriptors:plastictubes,pipefittings,thermoplasticresins,impacttests,shockresistanceEnglishversionPlasticspipingsystemsÐThermoplasticsfittingsÐTestmethodforimpactresistanceSysteÁmesdecanalisationenplastiqueÐRaccordsenthermoplastiqueÐMeÂthoded'essaidereÂsistanceauchocKunststoff-RohrleitungssystemeÐFormstuÈckeausThermoplastenÐPruÈfverfahrenderSchalgzaÈhigkeitThisEuropeanStandardwasapprovedbyCENon30November1998.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom.©BSI07-1999ForewordThisEuropeanStandardhasbeenpreparedbyTechnicalCommitteeCEN/TC155,Plasticspipingsystemsandductingsystems,theSecretariatofwhichisheldbyNNI.ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextorbyendorsement,atthelatestbyJuly1999,andconflictingnationalstandardsshallbewithdrawnatthelatestbyJuly1999.AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowingcountriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandtheUnitedKingdom.Thisstandardisbasedonthetestmethoddescribedin6.2.1ofISO4435:1991,Unplasticizedpoly(vinylchloride)(PVC-U)pipesandfittingsforburieddrainageandseweragesystemsÐSpecifications,preparedbytheInternationalOrganizationforStandardization(ISO).ItisamodificationofISO4435:1991forreasonsofapplicabilitytootherplasticsmaterialsand/orothertestconditionsandalignmentwithtextsofotherstandardsontestmethods.Themodificationsare:Ðeditorialchangeshavebeenintroduced;Ðthepossibilityofspecifyingthepositionfromwhichthefittingshallbedroppedisintroduced;Ðassessmentoftheeffectofthetestimpactonwatertightnessisintroduced.Thematerial-dependentparametersand/orperformancerequirementsareincorporatedintheSystemStandard(s)concerned.ThisstandardisoneofaseriesofstandardsontestmethodsthatsupportSystemStandardsforplasticspipingsystemsandductingsystems.ContentsPageForeword21Scope32Principle33Apparatus34Testpieces35Conditioning36Procedure37Expressionofresults48Testreport4