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BRITISHSTANDARDBSEN12953-4:2002Shellboilers—Part4:WorkmanshipandconstructionofpressurepartsoftheboilerTheEuropeanStandardEN12953-4:2002hasthestatusofaBritishStandardICS27.060.30;27.100NOCOPYINGWITHOUTBSIPERMISSIONEXCEPTASPERMITTEDBYCOPYRIGHTLAWLicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,TueMay1511:07:56GMT+00:002007,UncontrolledCopy,(c)BSIBSEN12953-4:2002ThisBritishStandard,havingbeenpreparedunderthedirectionoftheEngineeringSectorPolicyandStrategyCommittee,waspublishedundertheauthorityoftheStandardsPolicyandStrategyCommitteeon14June2002©BSI14June2002ISBN0580398501NationalforewordThisBritishStandardistheofficialEnglishlanguageversionofEN12953-4:2002.ItpartiallysupersedesBS2790:1992whichwillbewithdrawnonpublicationofBSEN12953Parts1,2,3,4,5,6,8and9.WhenthereferencetothisEuropeanStandardhasbeenpublishedintheOfficialJournaloftheEuropeanCommunities(OJ),compliancewithitwillconferapresumptionofconformitywiththeessentialrequirementscoveredbythestandardinrespectofthePressureEquipmentDirective.TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteePVE/16,Shellboilers,whichhastheresponsibilityto:Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitssecretary.Cross-referencesTheBritishStandardswhichimplementinternationalorEuropeanpublicationsreferredtointhisdocumentmaybefoundintheBSICatalogueunderthesectionentitled“InternationalStandardsCorrespondenceIndex”,orbyusingthe“Search”facilityoftheBSIElectronicCatalogueorofBritishStandardsOnline.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersofthispublicationareresponsiblefortheircorrectapplication.CompliancewithaBritishStandarddoesnotofitselfconferimmunityfromlegalobligations.—aidenquirerstounderstandthetext;—presenttotheresponsibleinternational/Europeancommitteeanyenquiriesontheinterpretation,orproposalsforchange,andkeeptheUKinterestsinformed;—monitorrelatedinternationalandEuropeandevelopmentsandpromulgatethemintheUK.SummaryofpagesThisdocum...