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1、BRITISHSTANDARDBSEN1759-1:2004Flangesandtheirjoints—Circularflangesforpipes,valves,fittingsandaccessories,Classdesignated—Part1:Steelflanges,NPS1/2to24TheEuropeanStandardEN1759-1:2004hasthestatusofaBritishStandardICS23.040.60LicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnolog
2、y,MonApr0210:17:07GMT+00:002007,UncontrolledCopy,(c)BSI
BSEN1759-1:2004NationalforewordThisBritishStandardistheofficialEnglishlanguageversionofEN1759-1:2004.ItsupersedesBS1560-3.1:1989whichiswithdrawn.TheUKparticipationinitspre
3、parationwasentrustedtoTechnicalCommitteePSE/15,Flanges,whichhastheresponsibilityto:—aidenquirerstounderstandthetext;—presenttotheresponsibleinternational/Europeancommitteeanyenquiriesontheinterpretation,orproposalsforchange,andkeeptheUKinterestsinformed;—monitorrelatedinternationalandEur
4、opeandevelopmentsandpromulgatethemintheUK.Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitssecretary.Cross-referencesTheBritishStandardswhichimplementinternationalorEuropeanpublicationsreferredtointhisdocumentmaybefoundintheBSICatalogueunderthesectionentitled“Inte
5、rnationalStandardsCorrespondenceIndex”,orbyusingthe“Search”facilityoftheBSIElectronicCatalogueorofBritishStandardsOnline.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscorrectapplication.CompliancewithaBritishStandarddoesnotofitselfcon
6、ferimmunityfromlegalobligations.ThisBritishStandardwasSummaryofpagespublishedundertheauthorityoftheStandardsPolicyandThisdocumentcomprisesafrontcover,aninsidefrontcover,theENtitlepage,StrategyCommitteeonpages2to74,aninsidebackcoverandabackcover.30November2004TheBSIcopyrightnoticedisplaye
7、dinthisdocumentindicateswhenthedocumentwaslastissued.AmendmentsissuedsincepublicationAmd.No.DateComments©BSI30November2004ISBN0580449246LicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,MonApr0210:17:07GMT+00:002007,UncontrolledCopy,(c)BSIEUROPEANSTANDARDEN
