Compact flanged connections NORSOK STANDARD L-005

ThisNORSOKstandardisdevelopedwithbroadpetroleumindustryparticipationbyinterestedpartiesintheNorwegianpetroleumindustryandisownedbytheNorwegianpetroleumindustryrepresentedbyOLFandTBL.PleasenotethatwhilsteveryefforthasbeenmadetoensuretheaccuracyofthisNORSOKstandard,neitherOLFnorTBLoranyoftheirmemberswillassumeliabilityforanyusethereof.NTSisresponsiblefortheadministrationandpublicationofthisNORSOKstandard.StandardsNorwayTelephone:[phone]Strandveien18,P.O.Box242Fax:[phone]N-1326LysakerEmail:[e-mail]:(Normative)Flangedimensionsandweights24AnnexB(Normative)Sealsdimensionsandweights48AnnexC(Normative)Boltdimensionsandweights52AnnexD(Normative)Pressuretemperatureratings58AnnexE(Informative)Materials60AnnexF(Informative)Metricbolting61AnnexG(Informative)Statementofcompliance63NORSOKstandardL-005Rev.1,Sep.2003NORSOKstandardPage2of63ForewordTheNORSOKstandardsaredevelopedbytheNorwegianpetroleumindustrytoensureadequatesafety,valueaddingandcosteffectivenessforpetroleumindustrydevelopmentsandoperations.Furthermore,NORSOKstandardsareasfaraspossibleintendedtoreplaceoilcompanyspecificationsandserveasreferencesintheauthoritiesregulations.TheNORSOKstandardsarenormallybasedonrecognisedinternationalstandards,addingtheprovisionsdeemednecessarytofillthebroadneedsoftheNorwegianpetroleumindustry.WhererelevantNORSOKstandardswillbeusedtoprovidetheNorwegianindustryinputtotheinternationalstandardisationprocess.Subjecttodevelopmentandpublicationofinternationalstandards,therelevantNORSOKstandardwillbewithdrawn.TheNORSOKstandardsaredevelopedaccordingtotheconsensusprinciplegenerallyapplicablestandardsworkandaccordingtoestablishedproceduresdefinedinNORSOKA-001.TheNORSOKstandardsarepreparedandpublishedwithsupportedbyOLF(TheNorwegianOilIndustryAssociation)andTBL(FederationofNorwegianManufacturingIndustries).NORSOKstandardsareadministeredandpublishedbyNTS(NorwegianTechnologyCentre).Attentionisdrawntothepossibilitythatsomeoftheelementsofthisdocumentmaybethesubjectofpatentrights.NORSOKshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.ThisstandardisbasedoncommonprinciplesutilizedbyVERAX1),VectorInternationalASandOff.N.GalpertiSpA.TheCFCasdescribedinclause5isbasedupontheSPOcompactflangedevelopedbyVectorInternationalAS.AnnexA,B,CandDarenormativeforproductsaccordingtoclause5,whilstAnnexE,FandGareinformative.IntroductionThisNORSOKstandardisdevelopedtoprovideanindustrystandardforaCFCwhichisanalternativetoconventionalflangesasspecifiedinASMEstandards,EuropeanStandardandInternationalStandard,withreducedweightandsmalleroveralldimensions.Inadditionleaktightnessreliabilityisincreasedbyitsinherentdesignfeaturesandmakeupprocedures.TheCFCmayalsobeanalternativetoothertypesofclampandhubtypemechanicalconnectors.Theuseofloadcarryingsealingelements,traditionallyreferredtoasgaskets,willnormallyviolatethefundamentalrequirementsofthisNORSOKstandard.NORSOKdrawsattentiontothefactthatitisclaimedthatcompliancewiththisdocumentmayinvolvetheuseofapatentconcerningtheproductgiveninclause5.However,theholderofthispatentright–Patentno.NO177160–hasacceptedfreeuseoftheflangeconfigurationswithintheapplicationlimitscontainedinclause5ofthisNORSOKstandard.NORSOKtakesnopositionconcerningtheevidence,validityandscopeofthispatentright.1)VERAX,SPOCFSandGC-CompactFlangesaretradenamesofproductssuppliedbyVERAX,VectorInternationalASandOff.N.GalpertiSpA.ThisinformationisgivenfortheconvenienceofusersofthisNORSOKstandardanddoesnotconstituteanendorsementbyNORSOKoftheproductsnamed.Equivalentproductsmaybeusediftheycanbeshowntoleadtothesameresults.NORSOKstandardL-005Rev.1,Sep.2003NORSOKstandardPage3of631ScopeThisNORSOKstandardprovidesgeneraldesignandmanufacturingrequirementsforCFCsusedforjoiningequipment,valves,pipingandotherpipingcomponents.AspecificandcompleteCFCproductstandardisincludedinclause5.2NormativeandinformativereferencesThefollowingstandardsincludeprovisionsandguidelineswhich,throughreferenceinthistext,constituteprovisionsandguidelinesofthisNORSOKstandard.Latestissueofthereferencesshallbeusedunlessotherwiseagreed.Otherrecognizedstandardsmaybeusedprovideditcanbeshownthattheymeetorexceedtherequirementsandguideline