ANSI-ISA-75.08-1999 installed face to face dimensi

InstalledFace-to-FaceDimensionsforFlangedClamporPinchValvesApproved31August1999ANSI/ISA–75.08–1999FormerlyANSI/ISA–S75.08–1999AMERICANNATIONALSTANDARDISATheInstrumentation,Systems,andAutomationSociety–TMCopyrightË1999bytheInstrumentSocietyofAmerica.Allrightsreserved.PrintedintheUnitedStatesofAmerica.Nopartofthispublicationmaybereproduced,storedinaretrievalsystem,ortransmittedinanyformorbyanymeans(electronic,mechanical,photocopying,recording,orotherwise),withoutthepriorwrittenpermissionofthepublisher.ISA67AlexanderDriveP.O.Box12277ResearchTrianglePark,NorthCarolina27709ANSI/ISA-75.08-1999InstalledFace-to-FaceDimensionsforFlangedClamporPinchValvesISBN0-87664-907-XANSI/ISA–S75.08–19993PrefaceThisprefaceisincludedforinformationalpurposesandisnotpartofANSI/ISA-75.08-1999.ThisstandardhasbeenpreparedaspartoftheserviceofISAtowardagoalofuniformityinthefieldofinstrumentation.Tobeofrealvalue,thisdocumentshouldnotbestatic,butshouldbesubjecttoperiodicreview.Towardthisend,theSocietywelcomesallcommentsandcriticisms,andasksthattheybeaddressedtotheSecretary,StandardsandPracticesBoard.ISA,67AlexanderDrive,P.O.Box12277,ResearchTrianglePark,NC27709,Telephone[phone],e-mail:[e-mail]cesDepartmentisawareofthegrowingneedforattentiontothemetricsystemofunitsingeneral,andtheInternationalSystemofUnits(SI)inparticular,inthepreparationofinstrumentationstandards.TheDepartmentisfurtherawareofthebenefitstoU.S.A.usersofISAstandardsofincorporatingsuitablereferencestotheSI(andthemetricsystem)intheirbusinessandprofessionaldealingswithothercountries.Towardthisend,thisDepartmentwillendeavortointroduceSI-acceptablemetricunitsinallnewandrevisedstandardstothegreatestextentpossible.TheMetricPracticeGuidewhichhasbeenpublishedbytheInstituteofElectricalandElectronicsEngineersasANSI/IEEEStd.268-1982andfuturerevisionswillbethereferenceguidefordefinitions,symbols,abbreviations,andconversionfactors.ItisthepolicyofISAtoencourageandwelcometheparticipationofallconcernedindividualsandinterestsinthedevelopmentofISAstandards.ParticipationintheISAstandards-makingprocessbyanindividualinnowayconstitutesendorsementbytheemployerofthatindividual,ofISA,orofanyofthestandardsthatISAdevelops.Theinformationcontainedinthispreface,footnotes,andappendicesisincludedforinformationonlyandisnotapartofthestandard.ThefollowingpeopleservedasmembersofISASubcommitteeSP75.08,whichpreparedthisstandard:NAMECOMPANYH.R.Nickerson,ChairmanResistoflexCompanyG.BordenBechtelPowerCorporationC.ClarksonClarksonCompanyF.DicosimoRobbin-MeyersJ.T.EmeryHoneywell,Inc.B.HowesGaligher-AshValveR.B.JonesDowChemicalCompanyM.W.KayeM.W.KelloggCompany,A.LevinRedValveCompany,Inc.E.LincolnFlow-ConValveCorporationO.P.Lovett,Jr.ISISCorporationR.A.QuanceWalsh,Inc.4ANSI/ISA–S75.08–1999H.Rich/R.BrodinFisherControlsInternational,Inc.H.SchwartzFlexibleValveCorporationJ.M.SimonsenValtek,Inc.R.U.StanleyRetiredW.C.WeidmanGilbert/Commonwealth,Inc.ThefollowingpeopleservedasmembersofISACommitteeSP75duringthereviewofthisstandard:NAMECOMPANYL.R.Driskell,ChairmanConsultantJ.B.ArantE.I.duPontdeNemoursandCompany,Inc.H.E.BackingerJohnF.Kraus&CompanyG.BarbMuesco,Inc.H.D.BaumannH.D.BaumannAssociates,Ltd.C.S.Beard*N.BelaefConsultantG.BordenBechtelPowerCorporationR.Brodin/G.F.Stiles**FisherControlsInternational,Inc.E.H.C.BrownDravoEngineers,Inc.E.J.CooneyAirProducts&Chemicals,Inc.W.G.DewartRockwellInternationalJ.T.EmeryHoneywell,Inc.H.J.FullerWorcesterControlsCorporationL.GriffithConsultantA.J.HanssenFluidControlsInstitute,Inc.F.P.HarthunFisherControlsInternational,Inc.H.P.IllingKieley&Mueller,Inc.R.B.JonesDowChemicalCompanyM.W.KayeM.W.KelloggCompanyR.LouviereCreoleEngineeringO.P.Lovett,Jr.ISISCorporationA.P.McCauleyChagrinValleyControls,Inc.T.V.MolloyPacificGas&ElectricH.R.NickersonResistoflexCompanyJ.OzolOmahaPublicPowerCompanyR.A.QuanceWalshInc.W.RahmeyerColoradoStateUniversityJ.N.ReedMasoneilan/DresserG.RichardsJordanValveDiv.,RichardsIndustries,Inc.*Deceased**OnevoteANSI/ISA–S75.08–19995J.RosatoRawsonCompanyK.Schoonover,SecretaryCon-TekH.SchwartzFlexibleValveCorporationW.L.Scull/J.T.Muller**LeslieCompanyF.O.SegerWillisDivision,SmithInternational,Inc.J.M.SimonsenValtek,Inc.H.R.SonderreggerITTGrinnellCorporationN.D.SprecherDeZurikR.U.StanleyRetiredR.E.Terhune,Vice-ChairmanConsultantR.F.TubbsCopes-VulcanW.C.WeidmanGilbert/Commonwealth,Inc.R.L.WiddowsCashco,Inc.L.ZinckUnionCarbideCorporationThisstandardwasapprovedforpublicationbytheISAStandardsandPracticesBoardinAugust1985.NAMECOMPANYN.Conger,ChairmanFisherControlsCompanyP.V.BhatMonsantoCompanyW.CalderIIITheFoxboroCompanyR.S.CrowderShipStarAssociatesB.FeikleOTISH.S.HopkinsWestinghouseElectricCompanyJ.L.HowardBoeingAerospaceCompanyR.T.JonesPhiladelphiaElectricCompanyR.KellerTheBoeingCompanyO.P.Lovett.Jr.ISISCorporationE.C.MagisonHoneywell,Inc.A.P.McCauleyChagrinValleyControls,Inc.J.W.MockBechtelCorporationE.M.NesvigERDCOEngineeringCorporationR.PrescottMooreProductsCompanyD.E.RapleyRapleyEngineeringServicesC.W.ReimannNationalBureauofStandardsJ.Ren