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首页 ASME B16.20-2007 管法兰用环垫式、螺旋缠绕式和夹层式金属垫片

ASME B16.20-2007 管法兰用环垫式、螺旋缠绕式和夹层式金属垫片.pdf

ASME B16.20-2007 管法兰用环垫式、螺旋缠绕式和…

laukabing
2010-07-06 0人阅读 举报 0 0 暂无简介

简介:本文档为《ASME B16.20-2007 管法兰用环垫式、螺旋缠绕式和夹层式金属垫片pdf》,可适用于工程科技领域

MetallicGasketsforPipeFlangesRingJoint,SpiralWound,andJacketedANAMERICANNATIONALSTANDARDASMEB(RevisionofASMEB)ASMEB(RevisionofASMEB)MetallicGasketsforPipeFlangesRingJoint,SpiralWound,andJacketedANAMERICANNATIONALSTANDARD```,,,,`,````,`,,,`,```,,,`,````,,`,,`,`,,`DateofIssuance:May,ThenexteditionofthisStandardisscheduledforpublicationinTherewillbenoaddendaissuedtothiseditionASMEissueswrittenrepliestoinquiriesconcerninginterpretationsoftechnicalaspectsofthisStandardInterpretationsarepublishedontheASMEWebsiteundertheCommitteePagesathttp:cstoolsasmeorgastheyareissuedASMEistheregisteredtrademarkofTheAmericanSocietyofMechanicalEngineersThiscodeorstandardwasdevelopedunderproceduresaccreditedasmeetingthecriteriaforAmericanNationalStandardsTheStandardsCommitteethatapprovedthecodeorstandardwasbalancedtoassurethatindividualsfromcompetentandconcernedinterestshavehadanopportunitytoparticipateTheproposedcodeorstandardwasmadeavailableforpublicreviewandcommentthatprovidesanopportunityforadditionalpublicinputfromindustry,academia,regulatoryagencies,andthepublicatlargeASMEdoesnot“approve,”“rate,”or“endorse”anyitem,construction,proprietarydevice,oractivityASMEdoesnottakeanypositionwithrespecttothevalidityofanypatentrightsassertedinconnectionwithanyitemsmentionedinthisdocument,anddoesnotundertaketoinsureanyoneutilizingastandardagainstliabilityforinfringementofanyapplicableletterspatent,norassumeanysuchliabilityUsersofacodeorstandardareexpresslyadvisedthatdeterminationofthevalidityofanysuchpatentrights,andtheriskofinfringementofsuchrights,isentirelytheirownresponsibilityParticipationbyfederalagencyrepresentative(s)orperson(s)affiliatedwithindustryisnottobeinterpretedasgovernmentorindustryendorsementofthiscodeorstandardASMEacceptsresponsibilityforonlythoseinterpretationsofthisdocumentissuedinaccordancewiththeestablishedASMEproceduresandpolicies,whichprecludestheissuanceofinterpretationsbyindividualsNopartofthisdocumentmaybereproducedinanyform,inanelectronicretrievalsystemorotherwise,withoutthepriorwrittenpermissionofthepublisherTheAmericanSocietyofMechanicalEngineersThreeParkAvenue,NewYork,NYCopyright©byTHEAMERICANSOCIETYOFMECHANICALENGINEERSAllrightsreservedPrintedinUSACONTENTSForewordivCommitteeRostervCorrespondenceWiththeBCommitteeviImportantInformationConcerningUseofAsbestosorAlternativeMaterialsviiScopeRingJointGasketsSpiralWoundGasketsJacketedGasketsTablesMaximumHardnessforRingGasketsRingGasketMarkingsTypeRRingGasketDimensionsandTolerancesPipeSizesforTypeRRingGasketsSuitableforReferencedStandardsTypeRXRingGasketDimensionsandTolerancesPipeSizesforTypeRXRingGasketsSuitableforReferencedStandardsTypeBXRingGasketDimensionsandTolerancesPipeSizesforTypeBXRingGasketsSuitableforReferencedStandardsDimensionsforSpiralWoundGasketsUsedWithASMEBFlangesDimensionsforSpiralWoundGasketsUsedWithASMEBSeriesAFlangesDimensionsforSpiralWoundGasketsUsedWithASMEBSeriesBFlangesInnerRingInsideDiametersforSpiralWoundGasketsforUseWithASMEBFlangesInnerRingInsideDiametersforSpiralWoundGasketsUsedBetweenASMEBSeriesAFlangesInnerRingInsideDiametersforSpiralWoundGasketsUsedBetweenASMEBSeriesBFlangesMinimumPipeWallThicknessSuitableforUseofSpiralWoundGasketsWithInnerRingsforASMEBFlangesMaximumBoreofASMEBFlangesforUseWithSpiralWoundGasketsMaximumBoreofASMEBSeriesAFlangesforUseWithSpiralWoundGasketsMaximumBoreofASMEBSeriesBFlangesforUseWithSpiralWoundGasketsColorCodingandAbbreviationsforSpiralWoundGasketMaterialsExampleMarkingsforSpiralWoundGasketsJacketedGasketDimensionsforASMEBFlangesJacketedGasketDimensionsforASMEBSeriesAFlangesJacketedGasketDimensionsforASMEBSeriesBFlangesAbbreviationsforIdentifyingMaterialsforJacketedGasketsExampleMarkingsforJacketedGasketsMandatoryAppendicesIDimensionsofGasketsinUSCustomaryUnitsIIReferencesNonmandatoryAppendixAQualitySystemProgramiii```,,,,`,````,`,,,`,```,,,`,````,,`,,`,`,,`FOREWORDRingjointgasketsandgroovesprobablyoriginatedintheboilerfield,wheretheywereusedinvariousformsformanholecovers,autoclaves,andotherclosureshowever,itwasintheoilindustry(bothintheproductionandrefiningofoil)thattheyreceivedthegreatestrecognitionandweredevelopedintotheirpresentformTheiruseexpandedsteadilyastemperaturesandpressureswereincreasedinsteamplantsTestsexaminingtheirapplicationinflangesandvalveswereconductedasearlyasInJune,theAmericanPetroleumInstitute(API)issuedTentativeStandardGonRingJointsforSteelFlangesandFlangeUnionsforusewithAPITubularGoodsThisstandardwasknownasAPISpecificationB,RingJointFlangesFollowingtheacceptanceofringjointsforflangesandvalvesbyAPIandtheissuanceoftheirstandard,ASABeonSteelPipeFlangesandFlangedFittingswasrevisedtoincludethem,andtheeditionincludedstandarddimensionsforafulllineofringjointflangesbasedontheAPIstandardDevelopmentworkcontinuedandAPIformulatedStandardE,SpecificationforWellheadEquipment,whichincludedringjointsnotcoveredinASABeIn,theAmericanStandardsAssociation(ASA),SectionalCommitteeB,Subcommittee,SteelFlangesandFlangedFittings,assembledtheavailableinformationonringjointgasketsintoasinglestandardASAapprovalwasgrantedonApril,,withthedesignationASABAnupdatedversionwassubmittedandASAapprovalwasgrantedonApril,,withthedesignationASABRinggasketsforClass(lbatthattime)insizesNPSthroughwereaddedandASAapprovalwasgrantedonApril,ThestandardwasreviewedinandapprovalwasgrantedbytheASAonApril,ThestandardwasagainreviewedandapprovalwasgrantedbytheAmericanNationalStandardsInstitute(ANSI)onApril,,withthedesignationofanAmericanNationalStandardAPIrequestedthatASMEconverttheirgasketstandard,API,intoanASMEAmericanNationalStandardAsaresultofthatrequest,thestandardwasexpandedtoincluderequirementsforspiralwoundandjacketedgasketsthatwereformerlylistedinAPI,thedition,Also,ringjointgroovedimensionswerenotincluded,becausetheywereincludedinASMEANSIB,titledPipeFlangesandFlangedFittings,andASMEB,titledLargeDiameterSteelFlangesTheeditionwasapprovedbytheBStandardsCommitteeand,followingapprovalbyASME,approvalbyANSIwasgivenonJanuary,,withthedesignationASMEBIntheeditionofASMEB,referencestandardswereupdated,aqualitysystemprogramannexwasadded,innerringinsidediametersforspiralwoundgasketswererevised,andseveraleditorialrevisionsweremadeFollowingapprovalbyASMEBSubcommitteeGandtheBMainCommittee,ANSIapprovedthisAmericanNationalStandardonNovember,In,thestandardadoptedmetricdimensionsasanindependentstandardtotheUSCustomaryunitsMandatoryAppendixIhasbeenaddedtocoverdimensionaltablesinUSCustomaryunitsFollowingapprovalbyBSubcommitteeG,theStandardsCommittee,andASME,ANSIapprovedthisAmericanNationalStandardonOctober,ivASMEBCOMMITTEEStandardizationofValves,Flanges,Fittings,andGaskets(ThefollowingistherosteroftheCommitteeatthetimeofapprovalofthisStandard)STANDARDSCOMMITTEEOFFICERSHRSonderegger,ChairMLNayyar,ViceChairUD’Urso,SecretarySTANDARDSCOMMITTEEPERSONNELRWBarnes,ANRICEnterprises,IncWBBedesem,ExxonMobilResearchEngineeringCoMClark,NIBCO,IncUD’Urso,TheAmericanSocietyofMechanicalEngineersCEFloren,MuellerCoDRFrikken,BechtEngineeringCoGGGrills,USCoastGuardAHamilton,AmericanBureauofShippingMLHenderson,ForgitalUSAGAJolly,VogtValvesFlowserveMKatcher,HaynesInternationalWGKnecht,ConsultantWNMcLean,NewcoValvesTAMcMahon,FisherControlsInternational,IncMLNayyar,BechtelPowerCorpJDPage,USNuclearRegulatoryCommissionRASchmidt,TrinityLadishHRSonderegger,AnvilInternational,IncWMStephan,FlexitallicLPTFStroud,DuctileIronPipeResearchAssociationREWhite,RichardEWhiteAssociatesPCDAWilliams,SouthernCoServicesSUBCOMMITTEEGGASKETSFORFLANGEDJOINTSWMStephan,Chair,FlexitallicLPCBGillis,ViceChair,TeaditNorthAmericaTLazar,Secretary,TheAmericanSocietyofMechanicalEngineersKABenton,ConsultantDRFrikken,BechtEngineeringCoWEHolden,Solutia,IncKKolb,LamonsGasketCoEJLain,FlintHillsResourcesDHMonroe,ConsultantRTMueller,ConsultantPSPetrunich,FluidSealingAssociationMPollock,GraftechInternationalDFReid,VirginiaSealingProductsJTWhite,PugetSoundNavalShipyardv```,,,,`,````,`,,,`,```,,,`,````,,`,,`,`,,`CORRESPONDENCEWITHTHEBCOMMITTEEGeneralASMEStandardsaredevelopedandmaintainedwiththeintenttorepresenttheconsensusofconcernedinterestsAssuch,usersofthisStandardmayinteractwiththeCommitteebyrequestinginterpretations,proposingrevisions,andattendingCommitteemeetingsCorrespondenceshouldbeaddressedto:Secretary,BStandardsCommitteeTheAmericanSocietyofMechanicalEngineersThreeParkAvenueNewYork,NYAsanalternative,inquiriesmaybesubmittedviaemailto:SecretaryBasmeorgProposingRevisionsRevisionsaremadeperiodicallytotheStandardtoincorporatechangesthatappearnecessaryordesirable,asdemonstratedbytheexperiencegainedfromtheapplicationoftheStandardApprovedrevisionswillbepublishedperiodicallyTheCommitteewelcomesproposalsforrevisionstothisStandardSuchproposalsshouldbeasspecificaspossible,citingtheparagraphnumber(s),theproposedwording,andadetaileddescriptionofthereasonsfortheproposal,includinganypertinentdocumentationInterpretationsUponrequest,theBCommitteewillrenderaninterpretationofanyrequirementoftheStandardInterpretationscanonlyberenderedinresponsetoawrittenrequestsenttotheSecretaryoftheBStandardsCommitteeTherequestforinterpretationshouldbeclearandunambiguousItisfurtherrecommendedthattheinquirersubmithisherrequestinthefollowingformat:Subject:Citetheapplicableparagraphnumber(s)andthetopicoftheinquiryEdition:CitetheapplicableeditionoftheStandardforwhichtheinterpretationisbeingrequestedQuestion:Phrasethequestionasarequestforaninterpretationofaspecificrequirementsuitableforgeneralunderstandinganduse,notasarequestforanapprovalofaproprietarydesignorsituationTheinquirermayalsoincludeanyplansordrawingsthatarenecessarytoexplainthequestionhowever,theyshouldnotcontainproprietarynamesorinformationRequeststhatarenotinthisformatwillberewritteninthisformatbytheCommitteepriortobeinganswered,whichmayinadvertentlychangetheintentoftheoriginalrequestASMEproceduresprovideforreconsiderationofanyinterpretationwhenorifadditionalinformationthatmightaffectaninterpretationisavailableFurther,personsaggrievedbyaninterpretationmayappealtothecognizantASMECommitteeorSubcommitteeASMEdoesnot“approve,”“certify,”“rate,”or“endorse”anyitem,construction,proprietarydevice,oractivityAttendingCommitteeMeetingsTheBStandardsCommitteeregularlyholdsmeetings,whichareopentothepublicPersonswishingtoattendanymeetingshouldcontacttheSecretaryoftheBStandardsCommitteevi```,,,,`,````,`,,,`,```,,,`,````,,`,,`,`,,`IMPORTANTINFORMATIONCONCERNINGUSEOFASBESTOSORALTERNATIVEMATERIALSAsbestosisreferencedforuseasafillermaterialinmetallicgasketsIthasservedasauniversalsealingmaterial,compatiblewithmostfluidservicesIthasbeenofextremeusefulnessinminimizingfirehazardsCertainseriousadversehealtheffectsareassociatedwithasbestos,amongthemtheseriousandoftenfataldiseasesoflungcancer,asbestosis,andmesothelioma(acancerofthechestandabdominallinings)ThedegreeofexposuretoasbestosvarieswiththeproductandtheworkpracticesinvolvedConsultthemostrecenteditionoftheOccupationalSafetyandHealthAdministration,USDepartmentofLabor,OccupationalSafetyandHealthStandardforAsbestos,Tremolite,Anthophyllite,andActinolite,CodeofFederalRegulationsSectiontheUSEnvironmentalProtectionAgencyNationalEmissionStandardforAsbestos,CodeofFederalRegulationsSectionsthroughandtheproposedrulebytheUSEnvironmentalProtectionAgencyproposinglabelingrequirementsandphasedbanningofasbestosproducts,publishedatFederalRegister(January,)TherearecurrentlyinuseandunderdevelopmentanumberofsubstitutematerialstoreplaceasbestosincertainapplicationsManufacturersandusersareencouragedtodevelopanduseeffectivesubstitutematerialsthatcanmeetthespecificationsfor,andoperatingrequirementsof,theequipmenttowhichtheywouldapplyInformationconcerningsafetyandhealthrisksandproperprecautionswithrespecttoparticularmaterialsandconditionsshouldbeobtainedfromone’semployer,themanufacturerorsupplierofthatmaterial,ortheMaterialSafetyDataSheetvii```,,,,`,````,`,,,`,```,,,`,````,,`,,`,`,,`INTENTIONALLYLEFTBLANKviii```,,,,`,````,`,,,`,```,,,`,````,,`,,`,`,,`ASMEBMETALLICGASKETSFORPIPEFLANGESRingJoint,SpiralWound,andJacketedSCOPEGeneralThisStandardcoversmaterials,dimensions,tolerances,andmarkingsformetalringjointgaskets,spiralwoundmetalgaskets,andmetaljacketedgasketsThesegasketsaredimensionallysuitableforusewithflangesdescribedinreferenceflangestandardsASMEB,ASMEB,APISpecificationA,andISOThisStandardcoversspiralwoundmetalgasketsandmetaljacketedgasketsforusewithraisedfaceandflatfaceflangesQualitySystemsRequirementsrelatingtotheproductmanufacturers’qualitysystemprogramsaredescribedinNonmandatoryAppendixAReferencesStandardsandspecificationsadoptedbyreferenceinthisStandardareshowninMandatoryAppendixII,whichispartofthisStandardRelevantUnitsThisStandardstatesvaluesinbothmetricandUSCustomaryunitsThesesystemsofunitsaretoberegardedseparatelyasstandardWithinthetext,theUSCustomaryunitsareshowninparenthesesorinseparatetablesThevaluesstatedineachsystemarenotexactequivalentstherefore,itisrequiredthateachsystemofunitsbeusedindependentlyoftheotherCombiningvaluesfromthetwosystemsconstitutesnonconformancewiththeStandardRINGJOINTGASKETSTypesRingjointgasketsshallbeeitheroctagonalorovalincrosssectionSizeRingjointgasketsshallbeidentifiedbyanR,RX,orBXnumberthatrelatestoflangesize(NPS),pressureclass,andtheappropriateflangestandards(ASMEB,ASMEB,APISpecificationA,orISO)TableMaximumHardnessforRingGasketsMaximumHardnessRingGasketMaterialBrinellRockwell“B”ScaleSoftironNote()Lowcarbonsteel–chrome⁄Mo

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ASME B16.20-2007 管法兰用环垫式、螺旋缠绕式和夹层式金属垫片

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