BS EN 12493-2001 Welded steel tanks for liquefied

BRITISHSTANDARDBSEN12493:2001Weldedsteeltanksforliquefiedpetroleumgas(LPG)—Roadtankers—DesignandmanufactureTheEuropeanStandardEN12493:2001hasthestatusofaBritishStandardICS23.020.20NOCOPYINGWITHOUTBSIPERMISSIONEXCEPTASPERMITTEDBYCOPYRIGHTLAWBSEN12493:2001ThisBritishStandard,havingbeenpreparedunderthedirectionoftheEngineeringSectorCommittee,waspublishedundertheauthorityoftheStandardsCommitteeandcomesintoeffecton15August2001©BSI07-2001ISBN0580375242NationalforewordThisBritishStandardistheofficialEnglishlanguageversionofEN12493:2001.TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteePVE/19,LPGcontainersandtheirassociatedfittings,whichhastheresponsibilityto:Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitssecretary.Cross-referencesTheBritishStandardswhichimplementinternationalorEuropeanpublicationsreferredtointhisdocumentmaybefoundintheBSIStandardsCatalogueunderthesectionentitled“InternationalStandardsCorrespondenceIndex”,orbyusingthe“Find”facilityoftheBSIStandardsElectronicCatalogue.ABritishStandarddoesnotpurporttoincludeallthenecessaryprovisionsofacontract.UsersofBritishStandardsareresponsiblefortheircorrectapplication.CompliancewithaBritishStandarddoesnotofitselfconferimmunityfromlegalobligations.—aidenquirerstounderstandthetext;—presenttotheresponsibleEuropeancommitteeanyenquiriesontheinterpretation,orproposalsforchange,andkeeptheUKinterestsinformed;—monitorrelatedinternationalandEuropeandevelopmentsandpromulgatethemintheUK.SummaryofpagesThisdocumentcomprisesafrontcover,aninsidefrontcover,theENtitlepage,pages2to59andabackcover.TheBSIcopyrightdatedisplayedinthisdocumentindicateswhenthedocumentwaslastissued.AmendmentsissuedsincepublicationAmd.No.DateCommentsEUROPEANSTANDARDNORMEEUROPÉENNEEUROPÄISCHENORMEN12493June2001ICS23.020.30EnglishversionWeldedsteeltanksforliquefiedpetroleumgas(LPG)-Roadtankers-DesignandmanufactureCiternesenaciersoudéespourgazdepétroleliquéfiés(GPL)-Véhiculesciternesroutiers-ConceptionetconstructionGeschweißteDruckbehälterausStahlfürFlüssiggas(LPG)-Straßentankfahrzeuge-KonstruktionundHerstellungThisEuropeanStandardwasapprovedbyCENon9May2001.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom.EUROPEANCOMMITTEEFORSTANDARDIZATIONCOMITÉEUROPÉENDENORMALISATIONEUROPÄISCHESKOMITEEFÜRNORMUNGManagementCentre:ruedeStassart,36B-1050Brussels©2001CENAllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENnationalMembers.Ref.No.EN12493:2001EPage2EN12493:2001ContentsPageForeword......................................................................................................................................................................5Introduction.................................................................................................................................................................51Scope..............................................................................................................................................................52Normativereferences....................................................................................................................................63Termsanddefinitions....................................................................................................................................74Materials..........................................................................................................................................................84.1Suitability........................................................................................................................................................84.2Pressureretainingparts................................................................................................................................84.3Non-pressureretainingparts........................................................................................................................84.4Weldingconsumables...................................................................................................................................84.5Non-metallicmaterials(gaskets)..................................................................................................................84.6Certificationofmaterials.............................................