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首页 ASME B18.31.2-2008 连续作用和双端螺柱.英寸系列

ASME B18.31.2-2008 连续作用和双端螺柱.英寸系列.pdf

ASME B18.31.2-2008 连续作用和双端螺柱.英寸…

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2010-09-06 0人阅读 举报 0 0 暂无简介

简介:本文档为《ASME B18.31.2-2008 连续作用和双端螺柱.英寸系列pdf》,可适用于考试题库领域

ANAMERICANNATIONALSTANDARDASMEBContinuousandDoubleEndStuds(InchSeries)CopyrightASMEInternationalProvidedbyIHSunderlicensewithASMELicensee=FMCTechnologiesNotforResale,::MDTNoreproductionornetworkingpermittedwithoutlicensefromIHS`,````,``,,,,,```,,,``,``,,,,```,,`,,`,`,,`ASMEBContinuousandDoubleEndStuds(InchSeries)ANAMERICANNATIONALSTANDARDCopyrightASMEInternationalProvidedbyIHSunderlicensewithASMELicensee=FMCTechnologiesNotforResale,::MDTNoreproductionornetworkingpermittedwithoutlicensefromIHS`,````,``,,,,,```,,,``,``,,,,```,,`,,`,`,,`wwwbzfxwcomDateofIssuance:November,ThisStandardwillberevisedwhentheSocietyapprovestheissuanceofaneweditionTherewillbenoaddendaissuedtothiseditionASMEissueswrittenrepliestoinquiriesconcerninginterpretationsoftechnicalaspectsofthisStandardPeriodically,certainactionsoftheASMEBCommitteemaybepublishedasCasesCasesandinterpretationsarepublishedontheASMEWebsiteundertheCommitteePagesathttp: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©byTHEAMERICANSOCIETYOFMECHANICALENGINEERSAllrightsreservedPrintedinUSACopyrightASMEInternationalProvidedbyIHSunderlicensewithASMELicensee=FMCTechnologiesNotforResale,::MDTNoreproductionornetworkingpermittedwithoutlicensefromIHS`,````,``,,,,,```,,,``,``,,,,```,,`,,`,`,,`CONTENTSForewordivCommitteeRostervCorrespondenceWiththeBCommitteeviIntroductionComparisonWithISODocumentsReferencedStandardsTerminologyDimensionsBodyDiameterLengthPointsThreadLengthScrewThreadsMaterialsandMechanicalPropertiesIdentificationSymbolsFinishWorkmanshipStraightnessInspectionandQualityAssuranceDimensionalConformanceClearanceHolesDesignationTablesDimensionsforContinuousThreadStudsDimensionsforClampingTypeStudsDimensionsforTapEndStuds(DEngagement)BodyDiametersforDoubleEndStudsLengthTolerancesforStudsMandatoryAppendixIStudStraightness,RefereeGage,andGagingProceduresiiiCopyrightASMEInternationalProvidedbyIHSunderlicensewithASMELicensee=FMCTechnologiesNotforResale,::MDTNoreproductionornetworkingpermittedwithoutlicensefromIHS`,````,``,,,,,```,,,``,``,,,,```,,`,,`,`,,`wwwbzfxwcomFOREWORDASMEStandardsCommitteeBfortheStandardizationofBolts,Nuts,Rivets,Screws,Washers,andSimilarFasteners(formerlyAmericanNationalStandardsCommitteeB)wasorganizedinMarchasSectionalCommitteeBundertheaegisoftheAmericanEngineeringStandardsCommittee(latertheAmericanStandardsAssociation,thentheUnitedStatesofAmericaStandardsInstitute,and,asofOctober,,theAmericanNationalStandardsInstitute,Inc)withtheSocietyofAutomotiveEngineersandtheAmericanSocietyofMechanicalEngineersasjointsponsorsIn,theSAEShipSystemsandEquipmentCommitteethatwaspreparingfastenerpartstandardsfortheshipbuildingindustryaskedASMECommitteeBiftherewasaninterestindevelopingdimensionalstandardsforstudsAttheDecembermeetingofBinAtlanta,itwasreportedthatasurveybyASMEshowedconsiderableinterestinestablishingasubcommitteetodevelopstudstandards,andrepresentativesindicatedtheirwillingnesstoserveonasubcommitteeSubcommitteewasestablished,anddraftSAEinchandmetricstudstandardsweredistributedforreviewThefirstmeetingofSubcommitteeonstudswasheldinApril,inconjunctionwiththeASMEBmeetingsinChicagoExistingstudstandards(IFI,StudsandBolts,andIFI,MetricStudsandBolts)werecomparedwiththedraftSAEstandardsJ,PartStandardforStudsContinuousandDoubleEnd(InchSeries),andJM,PartStandardforStudsContinuousandDoubleEnd(Metric)TheSubcommitteethenidentifiedtheconfigurationstobedevelopedalongwiththreadsizesanddiameterstobecoveredItwasdeterminedtodevelopbothinchandmetricstandardscoveringbothcontinuouslythreadedanddoubleendedstudsAdecisiontodevelopthemetricstandardfirstwasunanimouslypassedAsthemetricstandardBMwasdeveloped,littleeffortwasdevotedtotheinchstandarduntilInApril,theSubcommitteedevelopedbasicrequirementsfortheinchstudsthatweresimilartothemetricstuds,withtheadditionofinterferencefitstudsusingASMEBthreadsAdraftwasreviewedattheNovembermeetingwithanumberofformatchangessuggestedHowtodefinethenominallengthfortapendstudswasdiscussed,andamotionwasapprovedtoidentifythenominallengthastheoveralllengthratherthantheprotrusionlengthwheninstalledasusedinASMEBMperISOrequirementsInNovember,theSubcommitteedecidedthatdiametersfrom⁄intoinwouldbecoveredalthoughatthepreviousmeetingithadbeenagreedtocoverdiametersdowntoSizeNoThenominallengthfortapendstudswasagainrevisitedwithoutaconsensusbeingreachedAttheAprilmeeting,examplesofbothmethodsofidentifyingthenominallengthoftapstudswerereviewed,anditwasdeterminedtousetheoveralllengthasthenominallengthasthishadbeenthepastconventionforinchstudsintheUnitedStatesAdraftwasballotedpriortotheNovembermeetingandseveraldisapprovalswereresolvedatthemeetingItwasagreedthatthemaximumnutendthreadlengthwouldbedeletedinfavorofatotalthreadlengthtothelastscratch,whichwouldbetheminimumthreadlengthplusfivethreadpitchesAsaresult,threadgagingissimplifiedwithoutaffectingtheoverallsuitabilityofthestudsAreconsiderationdraftwasballotedpriortotheAprilmeetingTheonlydisapprovalwaswithdrawnpriortothemeeting,andtheSubcommitteeapprovedseveralminoreditorialcorrectionsatthemeetingThiseditionwasapprovedbytheAmericanNationalStandardsInstituteonAugust,ivCopyrightASMEInternationalProvidedbyIHSunderlicensewithASMELicensee=FMCTechnologiesNotforResale,::MDTNoreproductionornetworkingpermittedwithoutlicensefromIHS`,````,``,,,,,```,,,``,``,,,,```,,`,,`,`,,`ASMEBCOMMITTEEStandardizationofBolts,Nuts,Rivets,Screws,Washers,andSimilarFasteners(ThefollowingistherosteroftheCommitteeatthetimeofapprovalofthisStandard)STANDARDSCOMMITTEEOFFICERSDAClever,ChairRDStrong,ViceChairRLCrane,SecretarySTANDARDSCOMMITTEEPERSONNELVCartina,ContinentalAeroDAClever,DeereCoAPCockman,FordMotorCoBDBurnside,Alternate,FordMotorCoRLCrane,TheAmericanSocietyofMechanicalEngineersACDiCola,WroughtWasherCoBADusina,FederalScrewWorksJSFoote,ContributingMember,TradeAssociationManagementIncDSGeorge,NDIndustriesJGreenslade,IndustrialFastenersInstituteJJGrey,ContributingMember,FastenerConsultingServices,IncBHasiuk,ContributingMember,DefenseIndustrialSupplyCenterPhiladelphiaAHerskovitz,ConsultantJHubbard,ContributingMember,RockfordFastener,IncJJennings,ContributingMember,NavalSurfaceWarfareCenterMKeller,ContributingMember,ConsultantSUBCOMMITTEETHREADEDSTUDSWKWilcox,Chair,ConsultantCADugal,ViceChair,TexasScrewProductsRLCrane,Secretary,TheAmericanSocietyofMechanicalEngineersJFBraden,FastenersUnlimitedDAClever,DeereCoDSGeorge,NDIndustriesJGreenslade,IndustrialFastenersInstituteAHerskovitz,ConsultantvJFKoehl,ContributingMember,SpirolInternationalGroupWHKopke,ITWAssemblyShakeproofJGLangenstein,HonoraryMember,ConsultantWJLutkus,HeliCoilEmhartDMcCrindle,CanadianFastenersInstituteMDPrasad,ContributingMember,GeneralMotorsCorpWLSakowski,AccountManagers,LLCSSavoji,ITWMedalistWSchevey,ContributingMember,BGMFastenerCo,IncWRStevens,RamcoRDStrong,GeneralMotorsCorpSWVass,ConsultantCBWackrow,ContributingMember,MNPCorpWKWilcox,ConsultantCBWilliamson,FastenalCoCJWilson,ConsultantRBWright,ContributingMember,WrightToolCoJGZeratsky,NationalRivetManufacturingCoJJennings,NavalSurfaceWarfareCenterJFMcCarrick,DefenseSupplyCenterPhiladelphiaRBMeade,AtronaMaterialTestingLaboratories,IncWSchevey,BGMFastenerCo,IncGMSimpson,SemblexCorpWRStevens,MNPCorpRDStrong,GeneralMotorsCorpCBWackrow,MNPCorpCBWilliamson,FastenalCoCJWilson,IndustrialFastenersInstituteCopyrightASMEInternationalProvidedbyIHSunderlicensewithASMELicensee=FMCTechnologiesNotforResale,::MDTNoreproductionornetworkingpermittedwithoutlicensefromIHS`,````,``,,,,,```,,,``,``,,,,```,,`,,`,`,,`wwwbzfxwcomCORRESPONDENCEWITHTHEBCOMMITTEEGeneralASMEStandardsaredevelopedandmaintainedwiththeintenttorepresenttheconsensusofconcernedinterestsAssuch,usersofthisStandardmayinteractwiththeCommitteebyrequestinginterpretations,proposingrevisions,andattendingCommitteemeetingsCorrespondenceshouldbeaddressedto:Secretary,BStandardsCommitteeTheAmericanSocietyofMechanicalEngineersThreeParkAvenueNewYork,NYProposingRevisionsRevisionsaremadeperiodicallytotheStandardtoincorporatechangesthatappearnecessaryordesirable,asdemonstratedbytheexperiencegainedfromtheapplicationoftheStandardApprovedrevisionswillbepublishedperiodicallyTheCommitteewelcomesproposalsforrevisionstothisStandardSuchproposalsshouldbeasspecificaspossible,citingtheparagraphnumber(s),theproposedwording,andadetaileddescriptionofthereasonsfortheproposal,includinganypertinentdocumentationProposingaCaseCasesmaybeissuedforthepurposeofprovidingalternativeruleswhenjustified,topermitearlyimplementationofanapprovedrevisionwhentheneedisurgent,ortoproviderulesnotcoveredbyexistingprovisionsCasesareeffectiveimmediatelyuponASMEapprovalandshallbepostedontheASMECommitteeWebpageRequestsforCasesshallprovideaStatementofNeedandBackgroundInformationTherequestshouldidentifythestandard,theparagraph,figureortablenumber(s),andbewrittenasaQuestionandReplyinthesameformatasexistingCasesRequestsforCasesshouldalsoindicatetheapplicableedition(s)ofthestandardtowhichtheproposedCaseappliesInterpretationsUponrequest,theBStandardsCommitteewillrenderaninterpretationofanyrequirementoftheStandardInterpretationscanonlyberenderedinresponsetoawrittenrequestsenttotheSecretaryoftheBStandardsCommitteeTherequestforaninterpretationshouldbeclearandunambiguousItisfurtherrecommendedthattheinquirersubmithisherrequestinthefollowingformat:Subject:Citetheapplicableparagraphnumber(s)andthetopicoftheinquiryEdition:CitetheapplicableeditionoftheStandardforwhichtheinterpretationisbeingrequestedQuestion:Phrasethequestionasarequestforaninterpretationofaspecificrequirementsuitableforgeneralunderstandinganduse,notasarequestforanapprovalofaproprietarydesignorsituationTheinquirermayalsoincludeanyplansordrawings,whicharenecessarytoexplainthequestionhowever,theyshouldnotcontainproprietarynamesorinformationRequeststhatarenotinthisformatmayberewrittenintheappropriateformatbytheCommitteepriortobeinganswered,whichmayinadvertentlychangetheintentoftheoriginalrequestASMEproceduresprovideforreconsiderationofanyinterpretationwhenorifadditionalinformationthatmightaffectaninterpretationisavailableFurther,personsaggrievedbyaninterpretationmayappealtothecognizantASMECommitteeorSubcommitteeASMEdoesnot“approve,”“certify,”“rate,”or“endorse”anyitem,construction,proprietarydevice,oractivityAttendingCommitteeMeetingsTheBStandardsCommitteeregularlyholdsmeetings,whichareopentothepublicPersonswishingtoattendanymeetingshouldcontacttheSecretaryoftheBStandardsCommitteeviCopyrightASMEInternationalProvidedbyIHSunderlicensewithASMELicensee=FMCTechnologiesNotforResale,::MDTNoreproductionornetworkingpermittedwithoutlicensefromIHS`,````,``,,,,,```,,,``,``,,,,```,,`,,`,`,,`ASMEBCONTINUOUSANDDOUBLEENDSTUDS(INCHSERIES)INTRODUCTIONScopeThisStandardcoversthecompletedimensionalandgeneraldataforcontinuousthreadanddoubleendinchdimensionedstudsrecognizedasAmericanNationalStandardThefollowingconfigurationsarecovered:continuousthreadstud:studsthatarethreadedovertheircompletelengthdoubleendstud(clampingtypeidenticalends):studswithscrewthreadsofthesamelengthandconfigurationoneachendThistypeofstudservesthefunctionofclampingtwobodiestogetherwithanutoneachenddoubleendstud(tapendtype):astuddesignedtobeinstalledinatappedholeandusuallywithdifferentthreadedlengthsoneachendForthetapendofthestuds,bothregularunifiedthreadsandinterferencefitthreadsarecoveredDoubleendstudsofthefollowingbodydiametersarecovered:(a)reduceddiameterbody(seeparafordimensions)(b)fullbody(seeparafordimensions)TheinclusionofdimensionaldatainthisStandardisnotintendedtoimplythatall

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ASME B18.31.2-2008 连续作用和双端螺柱.英寸系列

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