BS 5045-2-1989 Transportable gas containers. Speci

BRITISHSTANDARDBS5045-2:1989IncorporatingAmendmentsNos.1and2.Transportablegascontainers—Part2:Specificationforsteelcontainersof0.5Lupto450LwatercapacitywithweldedseamsLicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,TueDec1910:18:16GMT+00:002006,UncontrolledCopy,(c)BSI©BSI01-1999FirstpublishedOctober1974FirstrevisionMay1978SecondrevisionOctober1989ThefollowingBSIreferencesrelatetotheworkonthisstandard:CommitteereferencePVE/3Draftforcomment84/75994DCISBN0580173143CommitteesresponsibleforthisBritishStandardThepreparationofthisBritishStandardwasentrustedbythePressureVesselStandardsPolicyCommittee(PVE/-)toTechnicalCommitteePVE/3,uponwhichthefollowingbodieswererepresented:AluminiumFederationAssociatedOfficesTechnicalCommitteeAssociationofManufacturersofDomesticElectricalAppliancesBritishCompressedGasesAssociationBritishFireConsortiumBritishFireProtectionSystemsAssociationLtd.BritishRailwaysBoardBritishSoftDrinksAssociationLtd.ChiefandAssistantChiefFireOfficers’AssociationDepartmentofTradeandIndustry[MechanicalEngineeringandManufacturingTechnologyDivision(Mmt)]DepartmentofTradeandIndustry(NationalEngineeringLaboratory)DepartmentofTradeandIndustry(NationalPhysicalLaboratory)DepartmentofTransport(MarineDirectorate)EngineeringEquipmentandMaterialsUsers’AssociationFireExtinguishingandTradesAssociationHealthandSafetyExecutiveHomeOfficeIndustrialSafety(ProtectiveEquipment)Manufacturers’AssociationInstituteofRefrigerationInstitutionofChemicalEngineersLiquefiedPetroleumGasIndustryTechnicalAssociation(UK)MetalPackagingManufacturers’AssociationMinistryofDefenceSocietyofMotorManufacturersandTradersLimitedCooptedmembersThefollowingbodywasalsorepresentedinthedraftingofthestandard,throughsubcommitteesandpanels:WeldingInstituteAmendmentsissuedsincepublicationAmd.No.DateofissueComments6319January19917911October1993IndicatedbyasidelineinthemarginLicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,TueDec1910:18:16GMT+00:002006,UncontrolledCopy,(c)BSI©BSI01-1999iContentsPageCommitteesresponsibleInsidefrontcoverForewordiiSection1.General1Scope12Manufactureandtestingofcontainers13Classificationofgases14Informationtobesuppliedbythepurchaserandthemanufacturer15Certificateofcompliance4Section2.Permissiblematerials6Materialsforpressureparts57Materialforattachments5Section3.Design8Serviceconditionsfordesign79Classificationofcontainers710Designofcontainershell911Openingsandbranchconnections1512Fittings15Section4.Manufactureandworkmanship13Approvalofdesignandconstructiondetails1714Tolerances1715Welds1716Heattreatment17Section5.Inspectionandtests17Inspectionofcomponents1818Testrequirements1819Mechanicaltests1920Hydraulictests2321Hydraulicburstingtest2522Checkingofwatercapacity2523Tightnesstest2524Prototypefatiguetests2525Radiographicexaminationofwelds2626Repairofwelds2727Resultsofmechanicalandpressuretests2728Finalinternalinspection27Section6.Markingofcontainers29Informationtobemarked2830Methodofmarking28AppendixAHydraulicproofpressuretest29AppendixBHydraulicvolumetricexpansiontest29AppendixCExampleofdesignprocedure36AppendixDSpecimencertificateofcomplianceforweldedsteelgascontainers38Figure1—ShapefactorK12Figure2—Domedends14Figure3—Locationoftestspecimensinacontainer21LicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,TueDec1910:18:16GMT+00:002006,UncontrolledCopy,(c)BSI©BSI01-1999PageFigure4—Reducedsectiontensiletestspecimen24Figure5—Nick-breaktestspecimen24Figure6—Exampleofhydraulicproofpressuretestequipment30Figure7—Waterjacketvolumetricexpansiontest(levellingburette)31Figure8—Waterjacketvolumetricexpansiontest(fixedburette)33Figure9—Non-waterjacketvolumetricexpansiontest34Table1—Classificationofgases3Table2—Permissiblematerials6Table3—Permissibledeviationsonproductanalysis6Table4—ReferencetemperaturesfordevelopedpressureforconveyanceintheUKinuninsulatedcontainers7Table5—Classificationandconstructioncriteria8Table6—Stressreductionfactorsforwallsofcylindricalorsphericalcontainers9Table7—Formulaeforderivingminimumvaluesoftestpressure11Table8—Rationbetweenthediameteroftheformerandthethicknessofthebendtestspecimen23Table9—Kfactorsforthecompressibilityofwater35PublicationsreferredtoInsidebackcoverLicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,TueDec1910:18:16GMT+00:002006,UncontrolledCopy,(c)BSI©BSI01-1999iiiForewordThisPartofBS5045hasbeenpreparedunderthedirectionofthePressureVesselStandardsPolicyCommitteeanddealswithmaterials,design,constructionandtestingofnewcontainersintendedfortheconveyancebyroadofpermanent,liquefiableanddissolvedgases,underpressure.ThisrevisionsupersedesBS5045-2:1978whichiswithdrawn.ThisPartwasoriginallypublishedin1974,coveringsteelcontainershavingmechanizedweldedcircumferentialseams