BRITISHSTANDARDCONFIRMEDNOVEMBER1991BS5351:1986ReprintedincorporatingAmendmentsNo.1,No.2andNo.3SpecificationforSteelballvalvesforthepetroleum,petrochemicalandalliedindustriesUDC621.646.5-034.14:665.6LicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,MonJul3112:48:13BST2006,UncontrolledCopy,(c)BSIBS5351:1986ThisBritishStandard,havingbeenpreparedunderthedirectionofthePipingSystemsComponentsStandardsCommittee,waspublishedundertheauthorityoftheBoardofBSIandcomesintoeffecton31January1986©BSI02-1999FirstpublishedMay1976FirstrevisionJanuary1986ThefollowingBSIreferencesrelatetotheworkonthisstandard:CommitteereferencePSE/7Draftforcomment84/70325DCISBN0580150070CommitteesresponsibleforthisBritishStandardThepreparationofthisBritishStandardwasentrustedbythePipingSystemsComponentsStandardsCommittee(PSE/-)toTechnicalCommitteePSE/7uponwhichthefollowingbodieswererepresented:AmalgamatedUnionofEngineeringWorkersAssociatedOfficesTechnicalCommitteeAssociationofBronzeandBrassFoundersAssociationofHydraulicEquipmentManufacturersBritishChemicalEngineeringContractors’AssociationBritishCompressedGasesAssociationBritishFoundryAssociationBritishGasCorporationBritishMaritimeTechnologyBritishShipbuildersBritishValveManufacturers’AssociationLtd.CopperDevelopmentAssociationCopperTubeFittingsManufacturers’AssociationElectricitySupplyIndustryinEnglandandWalesEnergyIndustriesCouncilEngineeringEquipmentandMaterialsUsers’AssociationGAMBICA(BEAMALtd.)GeneralCouncilofBritishShippingGreaterLondonCouncilHealthandSafetyExecutiveInstituteofBritishFoundrymenInstitutionofChemicalEngineersInstitutionofGasEngineersInstitutionofMechanicalEngineersInstitutionofWaterEngineersandScientistsSocietyofBritishGasIndustriesSteelCastingResearchandTradeAssociationWaterAuthoritiesAssociationWaterCompaniesAssociationAmendmentsissuedsincepublicationAmd.No.DateofissueComments5527March19875836January19886271September1990IndicatedbyasidelineinthemarginLicensedCopy:InstituteOfTechnologyTallaght,InstituteofTec...
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