BS EN 12157-1998 涡轮泵 机床冷却泵组 额定流量和尺寸--标准分享网

BRITISHSTANDARDBSEN12517:1998IncorporatingAmendmentsNos.1and2Non-destructivetestingofwelds—Radiographictestingofweldedjoints—AcceptancelevelsTheEuropeanStandardEN12517:1998,withtheincorporationofamendmentsA1:2002andA2:2003,hasthestatusofaBritishStandardICS25.160.40

 
 CopyrightBritishStandardsInstitutionReproducedbyIHSunderlicensewithBSI-UncontrolledCopyDocumentprovidedbyIHSLicensee=BureauVeritas/5959906001,11/09/200401:41:38MSTQuestionsorcommentsaboutthismessage:pleasecalltheDocumentPolicyGroupat303-397-2295.--`,,,``,`,,,,,`,``,`,,`,`,`,`-`-`,,`,,`,`,,`---©BSI15March2004ISBN0580296458NationalforewordThisBritishStandardistheofficialEnglishlanguageversionofEN12517:1998,includingamendmentsA1:2002andA2:2003.Thestartandfinishoftextintroducedoralteredbyamendmentisindicatedinthetextbytags!.TagsindicatingchangestoCENtextcarrythenumberoftheCENamendment.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,pages2to6,aninsidebackcoverandabackcover.TheBSIcopyrightnoticedisplayedinthisdocumentindicateswhenthedocumentwaslastissued.AmendmentsissuedsincepublicationAmd.No.DateComments1423628February2003Seenationalforeword1494415March2004ChangetoforewordanddeletionofAnnexZACopyrightBritishStandardsInstitutionReproducedbyIHSunderlicensewithBSI-UncontrolledCopyDocumentprovidedbyIHSLicensee=BureauVeritas/5959906001,11/09/200401:41:38MSTQuestionsorcommentsaboutthismessage:pleasecalltheDocumentPolicyGroupat303-397-2295.--`,,,``,`,,,,,`,``,`,,`,`,`,`-`-`,,`,,`,`,,`---:Weldedjoints,buttwelds,steels,non-destructivetests,qualitycontrol,welddefects,radiographicanalysis,acceptabilityEnglishversionNon-destructivetestingofwelds—Radiographictestingofweldedjoints—Acceptancelevels(includesamendmentA1:2002andA2:2003)Essaisnondestructifsdesassemblagessoudés—Contrôleparradiographiedesassemblagessoudés—Niveauxd’acceptation(inclutlesamendementsA1:2002etA2:2003)ZerstörungsfreiePrüfungvonSchweißverbindungen—DurchstrahlungsprüfungvonSchweißverbindungen—Zulässigkeitsgrenzen(enthältÄnderungenA1:2002undA2:2003)ThisEuropeanStandardwasapprovedbyCENon31January1998.AmendmentA1wasapprovedbyCENon23August2002.AmendmentA2wasapprovedbyCENon20November2003.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.EN12517:1998+A1:2002+A2:2003ECopyrightBritishStandardsInstitutionReproducedbyIHSunderlicensewithBSI-UncontrolledCopyDocumentprovidedbyIHSLicensee=BureauVeritas/5959906001,11/09/200401:41:38MSTQuestionsorcommentsaboutthismessage:pleasecalltheDocumentPolicyGroupat303-397-2295.--`,,,``,`,,,,,`,``,`,,`,`,`,`-