BS DD CEN TS 14751-2004 焊接.焊接检验用飞行时间衍射技术(TOFD)的使用

DRAFTFORDEVELOPMENTDDCEN/TS14751:2004Welding—Useoftime-of-flightdiffractiontechnique(TOFD)forexaminationofweldsICS25.160.40

 
 LicensedCopy:LondonSouthBankUniversity,LondonSouthBankUniversity,WedFeb2815:22:05GMT+00:002007,UncontrolledCopy,(c)BSIDDCEN/TS14751:2004ThisDraftforDevelopmentwaspublishedundertheauthorityoftheStandardsPolicyandStrategyCommitteeon24November2004©BSI24November2004ISBN0580448509NationalforewordThisDraftforDevelopmentistheofficialEnglishlanguageversionofCEN/TS14751:2004.ThispublicationisnottoberegardedasaBritishStandard.ItisbeingissuedintheDraftforDevelopmentseriesofpublicationsandisofaprovisionalnaturebecausethetime-of-flighttechniquehasnotbeenwidelyusedfortheseapplications.Itshouldbeappliedonthisprovisionalbasis,sothatinformationandexperienceofitspracticalapplicationmaybeobtained.CommentsarisingfromtheuseofthisDraftforDevelopmentarerequestedsothatUKexperiencecanbereportedtotheEuropeanorganizationresponsibleforitsconversiontoaEuropeanStandard.Areviewofthispublicationwillbeinitiated2yearsafteritspublicationbytheEuropeanorganizationsothatadecisioncanbetakenonitsstatusattheendofits3-yearlife.NotificationofthestartofthereviewperiodwillbemadeinanannouncementintheappropriateissueofUpdateStandards.Accordingtotherepliesreceivedbytheendofthereviewperiod,theresponsibleBSICommitteewilldecidewhethertosupporttheconversionintoaEuropeanStandard,toextendthelifeoftheTechnicalSpecificationortowithdrawit.CommentsshouldbesentinwritingtotheSecretaryofBSITechnicalCommitteeWEE/46,Non-destructivetesting,atBritishStandardsHouse,389ChiswickHighRoad,LondonW44AL,givingthedocumentreferenceandclausenumberandproposing,wherepossible,anappropriaterevisionofthetext.Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitssecretary.Cross-referencesTheBritishStandardswhichimplementinternationalorEuropeanpublicationsreferredtointhisdocumentmaybefoundintheBSICatalogueunderthesectionentitled“InternationalStandardsCorrespondenceIndex”,orbyusingthe“Search”facilityoftheBSIElectronicCatalogueorofBritishStandardsOnline.SummaryofpagesThisdocumentcomprisesafrontcover,aninsidefrontcover,theCEN/TStitlepage,pages2to35andabackcover.TheBSIcopyrightnoticedisplayedinthisdocumentindicateswhenthedocumentwaslastissued.AmendmentsissuedsincepublicationAmd.No.DateCommentsLicensedCopy:LondonSouthBankUniversity,LondonSouthBankUniversity,WedFeb2815:22:05GMT+00:002007,UncontrolledCopy,(c)BSITECHNICALSPECIFICATIONSPÉCIFICATIONTECHNIQUETECHNISCHESPEZIFIKATIONCEN/TS14751November2004ICS25.160.40EnglishversionWelding-Useoftime-of-flightdiffractiontechnique(TOFD)forexaminationofweldsSoudage-Utilisationdelatechniquedediffractiondestempsdevol(méthodeTOFD)pourlecontrôledessouduresSchweißverbindungen-AnwendungderBeugungslaufzeittechnik(TOFD)fürdiePrüfungvonSchweißverbindungenThisTechnicalSpecification(CEN/TS)wasapprovedbyCENon11July2004forprovisionalapplication.TheperiodofvalidityofthisCEN/TSislimitedinitiallytothreeyears.AftertwoyearsthemembersofCENwillberequestedtosubmittheircomments,particularlyonthequestionwhethertheCEN/TScanbeconvertedintoaEuropeanStandard.CENmembersarerequiredtoannouncetheexistenceofthisCEN/TSinthesamewayasforanENandtomaketheCEN/TSavailablepromptlyatnationallevelinanappropriateform.Itispermissibletokeepconflictingnationalstandardsinforce(inparalleltotheCEN/TS)untilthefinaldecisionaboutthepossibleconversionoftheCEN/TSintoanENisreached.CENmembersarethenationalstandardsbodiesofAustria,Belgium,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,Slovakia,Slovenia,Spain,Sweden,SwitzerlandandUnitedKingdom.EUROPEANCOMMITTEEFORSTANDARDIZATIONCOMITÉEUROPÉENDENORMALISATIONEUROPÄISCHESKOMITEEFÜRNORMUNGManagementCentre:ruedeStassart,36B-1050Brussels©2004CENAllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENnationalMembers.Ref.No.CEN/TS14751:2004:ELicensedCopy:LondonSouthBankUniversity,LondonSouthBankUniversity,WedFeb2815:22:05GMT+00:002007,UncontrolledCopy,(c)BSICEN/TS14751:2004(E)2ContentsPageForeword..............................................................................................................................................................41Scope......................................................................................................................................................52Normativereferences............................................................................................................................53Termsanddefinitions...........................................................................................................................64Generalremarksonthecapabilitiesofthetechnique.......................................................................65Examinationlevels........................................................................................................................