BRITISHSTANDARDBS6364:1984IncorporatingAmendmentsNos.1,2and3SpecificationforValvesforcryogenicserviceICS23.060.01LicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,TueAug2200:27:12BST2006,UncontrolledCopy,(c)BSIBS6364:1984ThisBritishStandard,havingbeenpreparedunderthedirectionoftheMechanicalEngineeringStandardsCommittee,waspublishedundertheauthorityoftheBoardofBSIandcomesintoeffecton29February1984©BSI05-1999ISBN0580137864CommitteesresponsibleforthisBritishStandardThepreparationofthisBritishStandardwasentrustedbytheMechanicalEngineeringStandardsCommittee(MEE/-)toTechnicalCommitteeMEE/191uponwhichthefollowingbodieswererepresented:AmalgamatedUnionofEngineeringWorkersAssociatedOfficesTechnicalCommitteeAssociationofBronzeandBrassFoundersAssociationofHydraulicEquipmentManufacturersBritishChemicalEngineeringContractorsAssociationBritishCompressedGasesAssociationBritishGasCorporationBritishShipResearchAssociationBritishShipbuildersBritishValveManufacturersAssociationLtd.CopperDevelopmentAssociationCopperTubeFittingsManufacturers’AssociationCouncilofIronfoundryAssociationsElectricitySupplyIndustryinEnglandandWalesEnergyIndustriesCouncilEngineeringEquipmentandMaterialsUsersAssociationGambica(BEAMA)GeneralCouncilofBritishShippingGreaterLondonCouncilHealthandSafetyExecutiveInstitutionofChemicalEngineersInstitutionofGasEngineersInstitutionofMechanicalEngineersInstitutionofWaterEngineersandScientistsNationalCoalBoardSocietyofBritishGasIndustriesSteelCastingResearchandTradeAssociationWaterCompaniesAssociationCooptedmembersAmendmentsissuedsincepublicationAmd.No.DateofissueComments6591April19919431March199710115September1998IndicatedbyasidelineinthemarginLicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,TueAug2200:27:12BST2006,UncontrolledCopy,(c)BSIwww.bzfxw.comBS6364:1984©BSI05-1999iContentsPageCommitteesresponsibleInsidefrontcoverForewordiiSection1.General1Scope12Definitions13Generalrequirements1Section2.Design4Requirements15Materials36Non-destr...