BRITISHSTANDARDBSEN1291:1998IncorporatingAmendmentsNos.1and2Non-destructivetestingofwelds—Magneticparticletestingofwelds—AcceptancelevelsTheEuropeanStandardEN1291:1998,withtheincorporationofamendmentsA1:2002andA2:2003,hasthestatusofaBritishStandardICS25.160.40 CopyrightBritishStandardsInstitutionReproducedbyIHSunderlicensewithBSI-UncontrolledCopyDocumentprovidedbyIHSLicensee=BureauVeritas/5959906001,10/27/200403:17:54MDTQuestionsorcommentsaboutthismessage:pleasecalltheDocumentPolicyGroupat303-397-2295.--`,,,`,,`,``,,````,`,,``,``-`-`,,`,,`,`,,`---BSEN1291:1998ThisBritishStandard,havingbeenpreparedunderthedirectionoftheEngineeringSectorBoard,waspublishedundertheauthorityoftheStandardsBoardandcomesintoeffecton15June1998©BSI27April2004ISBN0580296296NationalforewordThisBritishStandardistheEnglishlanguageversionofEN1291:1998,includingamendmentsA1:2002andA2:2003.Thestartandfinishoftextintroducedoralteredbyamendmentisindicatedinthetextbytags!.TagsindicatingchangestoCENtextcarrythenumberoftheamendment.Forexample,textalteredbyCENamendmentA1isindicatedby!.AsagreedbyCEN/TC121/SC5resolution134/2000andinaccordancewithamendmentA1:2002,theterm“examination”hasbeenreplacedby“testing”throughoutthedocument.TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteeWEE/46,Non-destructiveexamination,whichhastheresponsibilityto:Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitssecretary.Cross-referencesTheBritishStandardswhichimplementinternationalorEuropeanpublicationsreferredtointhisdocumentmaybefoundintheBSICatalogueunderthesectionentitled“InternationalStandardsCorrespondenceIndex”,orbyusingthe“Search”facilityoftheBSIElectronicCatalogueorofBritishStandardsOnline.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscorrectapplication.CompliancewithaBritishStandarddoesnotofitselfconferimmunityfromlegalobligations.—aidenquirerstounderstandthetext;—presenttotheresponsibleEuropeancommitteeanyenquiriesontheinterpretation,orproposalsforchange,andkeeptheUKinterestsinformed;—monitorrelatedinternationalandEuropeandevelopmentsandpromulgatethemintheUK.SummaryofpagesThisdocumentcomprisesafrontcover,aninsidefrontcover,theENtitlepage,pages2to5coverandabackcover.TheBSIcopyrightnoticedisplayedinthisdocumentindicateswhenthedocumentwaslastissued.AmendmentsissuedsincepublicationAmd.No.DateComments139881November2002Seenationalforeword1493727April2004RevisionofforewordanddeletionAnnexZACopyrightBritishStandardsInstitutionReproducedbyIHSunderlicensewithBSI-UncontrolledCopyDocumentprovidedbyIHSLicensee=BureauVeritas/5959906001,10/27/200403:17:54MDTQuestionsorcommentsaboutthismessage:pleasecalltheDocumentPolicyGroupat303-397-2295.--`,,,`,,`,``,,````,`,,``,``-`-`,,`,,`,`,,`---EUROPEANSTANDARDNORMEEUROPÉENNEEUROPÄISCHENORMEN1291February1998+A1May2002+A2December2003ICS25.160.40Descriptors:Weldedjoints,refractorymaterials,steels,qualitycontrol,non-destructivetests,detection,welddefects,magneticparticletesting,acceptability,level:quality,surfaceconditionEnglishversionNon-destructivetestingofwelds—Magneticparticletestingofwelds—Acceptancelevels(includesamendmentsA1:2002andA2:2003)Contrôlenondestructifdesassemblagessoudés—Contrôleparmagnétoscopiedessoudures—Niveauxd’acceptation(inclutlesamendementA1:2002etA2:2003)ZerstörungsfreiePrüfungvonSchweißverbindungen—MagnetpulverprüéfungvonSchweißverbindungen—Zulässigkeitsgrenzen(enthältÄnderungenA1:2002undA2:2003)ThisEuropeanStandardwasapprovedbyCENon26January1998,amendmentA1wasapprovedbyCENon28April2002andamendmentA2wasapprovedbyCENon20November2003.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUnitedKingdom.CENEuropeanCommitteeforStandardizationComitéEuropéendeNormalisationEuropäischesKomiteefürNormungCentralSecretariat:ruedeStassart36,B-1050Brussels©1998CENAllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENnationalMembers.Ref.No.EN1291:1998+A1:2002+A2:2003ECopyrightBritishStandardsInstitutionReproducedbyIHSunderlicensewithBSI-UncontrolledCopyDocumentprovidedbyIHSLicensee=BureauVeritas/5959906001,10/27/200403:17:54MDTQuestionsorcommentsaboutthismessage:pleasecalltheDocumentPolicyGroupat303-397-2295.--`,,,`,,`,``,,````,`,,``,``-`-`,,`,,`,`,,`---EN1291:199