BS 3602-2-1991 Specification for steel pipes and t

BRITISHSTANDARDBS3602-2:1991Steelpipesandtubesforpressurepurposes:carbonandcarbonmanganesesteelwithspecifiedelevatedtemperatureproperties—Part2:SpecificationforlongitudinallyarcweldedtubesLicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,TueMay1511:00:04GMT+00:002007,UncontrolledCopy,(c)BSIBS3602-2:1991ThisBritishStandard,havingbeenpreparedunderthedirectionoftheIronandSteelStandardsPolicyCommittee,waspublishedundertheauthorityoftheStandardsBoardandcomesintoeffecton31October1991©BSI02-1999FirstpublishedNovember1962SecondeditionSeptember1978ThirdeditionOctober1991ThefollowingBSIreferencesrelatetotheworkonthisstandard:CommitteereferenceISM/73Draftforcomment89/40568DCISBN0580196739CommitteesresponsibleforthisBritishStandardThepreparationofthisBritishStandardwasentrustedbytheIronandSteelStandardsPolicyCommittee(ISM/-)toTechnicalCommitteeISM/73,uponwhichthefollowingbodieswererepresented:AssociatedOfficesTechnicalCommitteeBEAMALtd.BritishCompressedAirSocietyBritishForgingIndustryAssociationBritishGasplcBritishSteelIndustryElectricitySupplyIndustryinUnitedKingdomEngineeringEquipmentandMaterialsUsers’AssociationLloyd’sRegisterofShippingPowerGenerationContractors’Association(BEAMALtd.)ProcessPlantAssociationTheWeldingInstituteCooptedmembersThefollowingbodieswerealsorepresentedinthedraftingofthestandard,throughsubcommitteesandpanels:BritishFluidPowerAssociationBritishWeldedSteelTubeAssociationConfederationofBritishIndustryEnergyIndustriesCouncilStainlessSteelFabricators’AssociationofGreatBritainAmendmentsissuedsincepublicationAmd.No.DateCommentsLicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,TueMay1511:00:04GMT+00:002007,UncontrolledCopy,(c)BSIBS3602-2:1991©BSI02-1999iContentsPageCommitteesresponsibleInsidefrontcoverForewordiii1Scope12Informationtobesuppliedbythepurchaserandoptionstobedocumented13Designation14Manufactureofthesteel25Manufactureoftheproduct26Chemicalanalysis27Finalsupplycondition48Mechanicalproperties49Visualinspectionandappearance410Tolerances511Tests612Number,selectionandpreparationofsamplesandtestpieces613Testmethods714Retests815Testcertificate816Protectivecoating917Marking9AppendixADesignationsofsteeltubesinBS3602-2:1991andthenearestequivalentdesignationsinBS3602-2:1978andISO2604-VI10AppendixBDimensionallimitsoftubes10AppendixCUltrasonictestingoftheweldforthedetectionoflongitudinalandtransverseimperfections10AppendixDRadiographicacceptancelimits11AppendixEProcedurefortheverificationofelevatedtemperatureproofstressvalues14Figure1—Examplesofmaximumdistributionpatternsofindicatedelongatedslaginclusiontypediscontinuities12Figure2—Examplesofmaximumdistributionpatternsofindicatedcircularslaginclusionandgaspockettypediscontinuities13Figure3—Exampleoflowerconfidencelines(forsteeltype430)15Table1—Chemicalcompositionandmechanicalpropertiesatroomtemperature3Table2—Permitteddeviationsoftheproductanalysisfromthespecifiedladleanalysis4Table3—Finalsupplycondition4Table4—Minimum0.2%proofstress(Rp0.2)valuesatelevatedtemperatures5Table5—DesignationofsteeltubesinBS3602-2:1991andthenearestequivalentdesignationsinBS3602-2:1978andISO2604-VI10Table6—Referencenotchdimensionsandtolerancesforlongitudinalimperfections11Table7—Referenceholedrilldiameterandtolerancesfortransverseimperfections11Table8—Elongatedslaginclusiontypediscontinuities11Table9—Circularslaginclusionandgaspockettypediscontinuities12LicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,TueMay1511:00:04GMT+00:002007,UncontrolledCopy,(c)BSIBS3602-2:1991ii©BSI02-1999PageTable10—Parametersforlowerconfidencelines:steeltype43014Table11—Parametersforlowerconfidencelines:steeltype49014Publication(s)referredto16LicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,TueMay1511:00:04GMT+00:002007,UncontrolledCopy,(c)BSIBS3602-2:1991©BSI02-1999iiiForewordThisPartofBS3602hasbeenpreparedunderthedirectionoftheIronandSteelStandardsPolicyCommittee.ItsupersedesBS3602-2:1978,whichiswithdrawn.ThisPartofBS3602isoneofaseriesspecifyingrequirementsforsteelpipesandtubesforpressurepurposes.Otherstandardsintheseriesareasfollows.BS3601,Specificationforcarbonsteelpipesandtubeswithspecifiedroomtemperaturepropertiesforpressurepurposes.BS3602,Steelpipesandtubesforpressurepurposes:carbonandcarbonmanganesesteelwithspecifiedelevatedtemperatureproperties—Part1Specificationforseamlessandelectricresistanceweldedincludinginductionweldedtubes.BS3603,Specificationforcarbonandalloysteelpipesandtubeswithspecifiedlowtemperaturepropertiesforpressurepurposes.BS3604,Steelpipesandtubesforpressurepurposes:ferriticalloysteelwithspecifiedelevatedtemperatureproperties—Part1Specificationforseamlessandelectricresistanceweldedtubes.BS3605:1973,Specificationforseamlessandweldedausteniticstainlesssteelpipesandtubesforpressurepurposes.BS3605,Austeniticstainlesssteelpipesandtubesforpressurepurposes—Part1Specificationforseamlesstubes.ThisPartofBS3602takesaccountofcurrentproductionproceduresforlongitudinallyarcweldedtubes,aswellaspressurevesselqualitygradesofcarbona