BS EN 1708-1-2010 焊接.钢件基本焊接连接部件.受压的组件

BSEN1708-1:2010ICS25.160.40NOCOPYINGWITHOUTBSIPERMISSIONEXCEPTASPERMITTEDBYCOPYRIGHTLAWBRITISHSTANDARDWelding—BasicweldedjointdetailsinsteelPart1:PressurizedcomponentsLicensedCopy:athenreading,ReadingUniversityLibrary,31/01/201005:18,UncontrolledCopy,(c)BSIThisBritishStandardwaspublishedundertheauthorityoftheStandardsPolicyandStrategyCommitteeon31January2010©BSI2010ISBN9780580555039Amendments/corrigendaissuedsincepublicationDateCommentsBSEN1708-1:2010NationalforewordThisBritishStandardistheUKimplementationofEN1708-1:2010.ItsupersedesBSEN1708-1:1999whichiswithdrawn.TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteeWEE/-/1,Briefingcommitteeforwelding.Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitssecretary.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscorrectapplication.CompliancewithaBritishStandardcannotconferimmunityfromlegalobligations.LicensedCopy:athenreading,ReadingUniversityLibrary,31/01/201005:18,UncontrolledCopy,(c)BSIBSEN1708-1:2010EUROPEANSTANDARDNORMEEUROPÉENNEEUROPÄISCHENORMEN1708-1January2010ICS25.160.40SupersedesEN1708-1:1999EnglishVersionWelding-Basicweldedjointdetailsinsteel-Part1:PressurizedcomponentsSoudage-Descriptifdebasedesassemblagessoudésenacier-Partie1:ComposantssoumisàlapressionSchweißen-VerbindungselementebeimSchweißenvonStahl-Teil1:DruckbeanspruchteBauteileThisEuropeanStandardwasapprovedbyCENon28November2009.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCENManagementCentreortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCENManagementCentrehasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,Bulgaria,Croatia,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,Romania,Slovakia,Slovenia,Spain,Sweden,SwitzerlandandUnitedKingdom.EUROPEANCOMMITTEEFORSTANDARDIZATIONCOMITÉEUROPÉENDENORMALISATIONEUROPÄISCHESKOMITEEFÜRNORMUNGManagementCentre:AvenueMarnix17,B-1000Brussels©2010CENAllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENnationalMembers.Ref.No.EN1708-1:2010:ELicensedCopy:athenreading,ReadingUniversityLibrary,31/01/201005:18,UncontrolledCopy,(c)BSIBSEN1708-1:2010EN1708-1:2010(E)2ContentsPageForeword..............................................................................................................................................................31Scope......................................................................................................................................................42Normativereferences............................................................................................................................43Requirements.........................................................................................................................................43.1Selectionofdetail..................................................................................................................................43.2Jointpreparation(geometryandsize).................................................................................................53.2.1General....................................................................................................................................................53.2.2Jointpreparationgeometry..................................................................................................................53.2.3Weldsizes...............................................................................................................................................53.3Presentation...........................................................................................................................................53.4Removalofinternalsharpedgesinbranchbores.............................................................................53.5Preparationofholesinshellforset-throughbranches.....................................................................63.6Weldsforsmoothtransition.................................................................................................................63.7Obliqueandtangentialbranches.........................................................................................................6TablesTable1—Buttjointsofdifferentthickness...................................................................................................7Table2—Brancheswithoutcompensationrings................................................................