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LICENSEDCOPYPONTYPRIDDCOLLEGE,05/01/2008,UNCONTROLLEDCOPY,BSIG49G50G3G38G50G51G60G44G49G42G3G58G44G55G43G50G56G55G3G37G54G44G3G51G40G53G48G44G54G54G44G50G49G3G40G59G38G40G51G55G3G36G54G3G51G40G53G48G44G55G55G40G39G3G37G60G3G38G50G51G60G53G44G42G43G55G3G47G36G58WITHSPECIFICINSPECTIONREQUIREMENTSTHEEUROPEANSTANDARDEN1025322007HASTHESTATUSOFABRITISHSTANDARDICS2304040BUTTWELDINGPIPEFITTINGSPART2NONALLOYANDFERRITICALLOYSTEELSBRITISHSTANDARDBSEN1025322007BSEN1025322007LICENSEDCOPYPONTYPRIDDCOLLEGE,05/01/2008,UNCONTROLLEDCOPY,BSITHISBRITISHSTANDARDWASPUBLISHEDUNDERTHEAUTHORITYOFTHESTANDARDSPOLICYANDSTRATEGYCOMMITTEEON30NOVEMBER2007BSI2007ISBN9780580530807AMENDMENTSISSUEDSINCEPUBLICATIONAMDNODATECOMMENTSREQUESTTOITSSECRETARYTHISPUBLICATIONDOESNOTPURPORTTOINCLUDEALLTHENECESSARYPROVISIONSOFACONTRACTUSERSARERESPONSIBLEFORITSCORRECTAPPLICATIONCOMPLIANCEWITHABRITISHSTANDARDCANNOTCONFERIMMUNITYFROMLEGALOBLIGATIONSNATIONALFOREWORDTHISBRITISHSTANDARDISTHEUKIMPLEMENTATIONOFEN1025322007TOGETHERWITHBSEN1025311999ITSUPERSEDESBS196511963,WHICHISWITHDRAWNITPARTIALLYSUPERSEDESBS164011962,ANDBS164031968,WHICHWILLBEWITHDRAWNUPONPUBLICATIONOFBSEN102533ANDBSEN102534THEUKPARTICIPATIONINITSPREPARATIONWASENTRUSTEDTOTECHNICALCOMMITTEEISE/19,PIPEFITTINGSOTHERTHANCASTIRONALISTOFORGANIZATIONSREPRESENTEDONTHISCOMMITTEECANBEOBTAINEDONEUROPEANSTANDARDNORMEEUROPENNEEUROPISCHENORMEN102532OCTOBER2007ICS77140452304040ENGLISHVERSIONBUTTWELDINGPIPEFITTINGSPART2NONALLOYANDFERRITICALLOYSTEELSWITHSPECIFICINSPECTIONREQUIREMENTSRACCORDSSOUDERBOUTBOUTPARTIE2ACIERSNONALLISETACIERSFERRITIQUESALLISAVECCONTRLESPCIFIQUEFORMSTCKEZUMEINSCHWEIENTEIL2UNLEGIERTEUNDLEGIERTEFERRITISCHESTHLEMITBESONDERENPRFANFORDERUNGENTHISEUROPEANSTANDARDWASAPPROVEDBYCENON18AUGUST2007CENMEMBERSAREBOUNDTOCOMPLYWITHTHECEN/CENELECINTERNALREGULATIONSWHICHSTIPULATETHECONDITIONSFORGIVINGTHISEUROPEANSTANDARDTHESTATUSOFANATIONALSTANDARDWITHOUTANYALTERATIONUPTODATELISTSANDBIBLIOGRAPHICALREFERENCESCONCERNINGSUCHNATIONALSTANDARDSMAYBEOBTAINEDONAPPLICATIONTOTHECENMANAGEMENTCENTREORTOANYCENMEMBERTHISEUROPEANSTANDARDEXISTSINTHREEOFFICIALVERSIONSENGLISH,FRENCH,GERMANAVERSIONINANYOTHERLANGUAGEMADEBYTRANSLATIONUNDERTHERESPONSIBILITYOFACENMEMBERINTOITSOWNLANGUAGEANDNOTIFIEDTOTHECENMANAGEMENTCENTREHASTHESAMESTATUSASTHEOFFICIALVERSIONSCENMEMBERSARETHENATIONALSTANDARDSBODIESOFAUSTRIA,BELGIUM,BULGARIA,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,SWITZERLANDANDUNITEDKINGDOMEUROPEANCOMMITTEEFORSTANDARDIZATIONCOMITEUROPENDENORMALISATIONEUROPISCHESKOMITEEFRNORMUNGMANAGEMENTCENTRERUEDESTASSART,36B1050BRUSSELS2007CENALLRIGHTSOFEXPLOITATIONINANYFORMANDBYANYMEANSRESERVEDWORLDWIDEFORCENNATIONALMEMBERSREFNOEN1025322007ELICENSEDCOPYPONTYPRIDDCOLLEGE,05/01/2008,UNCONTROLLEDCOPY,BSIEN1025322007E2CONTENTSFOREWORD41SCOPE52NORMATIVEREFERENCES53TERMSANDDEFINITIONS74SYMBOLS95DESIGNATIONS1051DESIGNATIONOFSTEELGRADES1052DESIGNATIONOFFITTINGS106INFORMATIONTOBESUPPLIEDBYTHEPURCHASER1061MANDATORYINFORMATION1062OPTIONS1163EXAMPLESOFANORDER127RESISTANCETOINTERNALPRESSURE1271GENERAL1272FITTINGSOFTYPEA1273FITTINGSOFTYPEB138MANUFACTURINGPROCESS1381STEELMAKINGPROCESS1382PRODUCTMAKINGPROCESSFORFITTINGSANDHEATTREATMENT139TECHNICALREQUIREMENTS1791GENERAL1792CHEMICALCOMPOSITION1793MECHANICALPROPERTIES1994WELDABILITY2410APPEARANCEANDINTERNALSOUNDNESS2411DIMENSIONSANDTOLERANCES25111DIMENSIONS25112DIMENSIONALTOLERANCES39113ENDFINISHING4312INSPECTION44121TYPEOFINSPECTION44122INSPECTIONDOCUMENTS44123SUMMARYOFINSPECTIONANDTESTING4513SAMPLING46LICENSEDCOPYPONTYPRIDDCOLLEGE,05/01/2008,UNCONTROLLEDCOPY,BSIWWWBZFXWCOMEN1025322007E3131FREQUENCYOFTESTS46132PREPARATIONOFSAMPLESANDTESTPIECES4714TESTMETHODS48141CHEMICALANALYSIS48142TENSILETESTONTHEBASEMATERIAL49143TRANSVERSETENSILETESTONTHEWELD49144HARDNESSTEST49145WELDBENDTEST49146IMPACTTESTING49147DIMENSIONALTESTING50148VISUALINSPECTION50149NONDESTRUCTIVETESTING501410MATERIALIDENTIFICATION5315MARKING53151MARKINGTOBEAPPLIED53152METHODS5416PROTECTIONANDPACKAGING54ANNEXAINFORMATIVEDETERMINATIONOFPRESSUREFACTORSANDWALLTHICKNESS55ANNEXBINFORMATIVEPRESSUREFACTORTABLESFORFITTINGSOFTYPEA79ANNEXCINFORMATIVEWALLTHICKNESSTABLESFORFITTINGSOFTYPEB97ANNEXDINFORMATIVERECOMMENDEDHEATTREATMENTTEMPERATURES122ANNEXZAINFORMATIVERELATIONSHIPBETWEENTHISEUROPEANSTANDARDANDTHEESSENTIALREQUIREMENTSOFEUDIRECTIVE97/23/EC123BIBLIOGRAPHY125LICENSEDCOPYPONTYPRIDDCOLLEGE,05/01/2008,UNCONTROLLEDCOPY,BSIWWWBZFXWCOMEN1025322007E4FOREWORDTHISDOCUMENTEN1025322007HASBEENPREPAREDBYTECHNICALCOMMITTEEECISS/TC29“STEELTUBESANDFITTINGSFORSTEELTUBES”,THESECRETARIATOFWHICHISHELDBYUNI/UNSIDERTHISEUROPEANSTANDARDSHALLBEGIVENTHESTATUSOFANATIONALSTANDARD,EITHERBYPUBLICATIONOFANIDENTICALTEXTORBYENDORSEMENT,ATTHELATESTBYMAY2008,ANDCONFLICTINGNATIONALSTANDARDSSHALLBEWITHDRAWNATTHELATESTBYMAY2008THISDOCUMENTHASBEENPREPAREDUNDERAMANDATEGIVENTOCENBYTHEEUROPEANCOMMISSIONANDTHEEUROPEANFREETRADEASSOC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