BS EN 1503-1 2000

|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||BRITISHSTANDARDBSEN1503-1:2000TheEuropeanStandardEN1503-1:2000hasthestatusofaBritishStandardICS23.060.01;77.140.30NOCOPYINGWITHOUTBSIPERMISSIONEXCEPTASPERMITTEDBYCOPYRIGHTLAWValvesÐMaterialsforbodies,bonnetsandcoversÐPart1:SteelsspecifiedinEuropeanStandardsLicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,TueMar2723:27:23GMT+00:002007,UncontrolledCopy,(c)BSIThisBritishStandard,havingbeenpreparedunderthedirectionoftheEngineeringSectorCommittee,waspublishedundertheauthorityoftheStandardsCommitteeandcomesintoeffecton15December2000©BSI12-2000ISBN0580367444BSEN1503-1:2000AmendmentsissuedsincepublicationAmd.No.DateCommentsNationalforewordThisBritishStandardistheofficialEnglishlanguageversionofEN1503-1:2000.TheUKparticipationinitspreparationwasentrustedbyTechnicalCommitteePSE/7,Industrialvalves,toSubcommitteePSE/7/1,Basicvalves,whichhastheresponsibilityto:Ðaidenquirerstounderstandthetext;ÐpresenttotheresponsibleEuropeancommitteeanyenquiriesontheinterpretation,orproposalsforchange,andkeeptheUKinterestsinformed;ÐmonitorrelatedinternationalandEuropeandevelopmentsandpromulgatethemintheUK.Alistoforganizationsrepresentedonthissubcommitteecanbeobtainedonrequesttoitssecretary.Cross-referencesTheBritishStandardswhichimplementinternationalorEuropeanpublicationsreferredtointhisdocumentmaybefoundintheBSIStandardsCatalogueunderthesectionentitledªInternationalStandardsCorrespondenceIndexº,orbyusingtheªFindºfacilityoftheBSIStandardsElectronicCatalogue.ABritishStandarddoesnotpurporttoincludeallthenecessaryprovisionsofacontract.UsersofBritishStandardsareresponsiblefortheircorrectapplication.CompliancewithaBritishStandarddoesnotofitselfconferimmunityfromlegalobligations.SummaryofpagesThisdocumentcomprisesafrontcover,aninsidefrontcover,theENtitlepage,pages2to6,aninsidebackcoverandabackcover.TheBSIcopyrightnoticedisplayedinthisdocumentindicateswhenthedocumentwaslastissued.LicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,TueMar2723:27:23GMT+00:002007,UncontrolledCopy,(c)BSIEUROPEANSTANDARDNORMEEUROPÉENNEEUROPÄISCHENORMEN1503-1October2000ICS23.060.00;77.140.30EnglishversionValves-Materialsforbodies,bonnetsandcovers-Part1:SteelsspecifiedinEuropeanStandardsAppareilsderobinetterie-Matériauxpourlescorps,chapeauxetcouvercles-Partie1:AciersspécifiésdanslesnormeseuropéennesArmaturen-WerkstoffefürGehäuse,OberteileundDeckel-Teil1:Stähle,dieinEuropäischenNormenfestgelegtsindThisEuropeanStandardwasapprovedbyCENon6October2000.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom.EUROPEANCOMMITTEEFORSTANDARDIZATIONCOMITÉEUROPÉENDENORMALISATIONEUROPÄISCHESKOMITEEFÜRNORMUNGCentralSecretariat:ruedeStassart,36B-1050Brussels©2000CENAllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENnationalMembers.Ref.No.EN1503-1:2000ELicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,TueMar2723:27:23GMT+00:002007,UncontrolledCopy,(c)BSIPage2EN1503-1:2000ContentsForeword......................................................................................................................................................................31Scope..............................................................................................................................................................32Normativereferences....................................................................................................................................33Materials..........................................................................................................................................................4LicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,TueMar2723:27:23GMT+00:002007,UncontrolledCopy,(c)BSIPage3EN1503-1:2000ForewordThisEuropeanStandardhasbeenpreparedbyTechnicalCommitteeCEN/TC69Industrialvalves,thesecretariatofwhichisheldbyAFNOR.ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextorbyendorsement,atthelatestbyApril2001,andconflictingnationalstandardsshallbewithdrawnatthelatestbyApril2001.ThisEuropeanStandardhasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandtheEuropeanFreeTradeAssociation.ThisEuropeanSt