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1、BRITISHSTANDARDBSEN15617:2009Non-destructivetestingofwelds—Time-of-flightdiffractiontechnique(TOFD)—AcceptancelevelsICS25.160.40NOCOPYINGWITHOUTBSIPERMISSIONEXCEPTASPERMITTEDBYCOPYRIGHTLAWBSEN15617:2009NationalforewordThisBritishStandardistheUKimplementationofEN1561
2、7:2009.TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteeWEE/46.Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitssecretary.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscor
3、rectapplication.CompliancewithaBritishStandardcannotconferimmunityfromlegalobligations.ThisBritishStandardAmendments/corrigendaissuedsincepublicationwaspublishedundertheauthorityoftheStandardsPolicyandStrategyDateCommentsCommitteeon30April2009©BSI2009ISBN97805805593
4、65BSEN15617:2009EUROPEANSTANDARDEN15617NORMEEUROPÉENNEEUROPÄISCHENORMMarch2009ICS25.160.40EnglishVersionNon-destructivetestingofwelds-Time-of-flightdiffractiontechnique(TOFD)-AcceptancelevelsEssaisnondestructifsdesassemblagessoudés-ZerstörungsfreiePrüfungvonSchweißv
5、erbindungen-Techniquedediffractiondestempsdevol(méthodeTOFD)Beugungslaufzeittechnik(TOFD)-Zulässigkeitsgrenzen-Niveauxd'acceptationThisEuropeanStandardwasapprovedbyCENon17January2009.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatethecon
6、ditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCENManagementCentreortoanyCENmember.ThisEuropeanStandardexistsinthreeofficia
7、lversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCENManagementCentrehasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,Bulgaria
8、,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Nether