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首页 ASME B18.21.1-1999 锁紧垫(弹垫)英制

ASME B18.21.1-1999 锁紧垫(弹垫)英制.pdf

ASME B18.21.1-1999 锁紧垫(弹垫)英制

阿飞
2009-12-06 0人阅读 举报 0 0 暂无简介

简介:本文档为《ASME B18.21.1-1999 锁紧垫(弹垫)英制pdf》,可适用于工程科技领域

CopyrightASMEInternationalProvidedbyIHSunderlicensewithASMELicensee=ArmyNorthwesternDiv,User=abc,abcddNotforResale,::MDTNoreproductionornetworkingpermittedwithoutlicensefromIHS```,,`,,,`````````,```,,,,```,,`,,`,`,,`免费标准网(wwwfreebznet)标准最全面免费标准网(wwwfreebznet)无需注册即可下载免费标准网(wwwfreebznet)标准最全面免费标准网(wwwfreebznet)无需注册即可下载TheAmericanSocietyofMechanicalEngineersANAMERICANNATIONALSTANDARDLOCKWASHERS(INEHSERIES)IiASMEBMM(RevisionofASMEB)CopyrightASMEInternationalProvidedbyIHSunderlicensewithASMELicensee=ArmyNorthwesternDiv,User=abc,abcddNotforResale,::MDTNoreproductionornetworkingpermittedwithoutlicensefromIHS```,,`,,,`````````,```,,,,```,,`,,`,`,,`免费标准网(wwwfreebznet)标准最全面免费标准网(wwwfreebznet)无需注册即可下载免费标准网(wwwfreebznet)标准最全面免费标准网(wwwfreebznet)无需注册即可下载STDASMEBLBZLLENGLmBDateofIssuance:February,ThisStandardwillberevisedwhentheSocietyapprovestheissuanceofaneweditionTherewillbenoaddendaorwritteninterpretationsoftherequirementsofthisStandardissuedtothiseditionASMEistheregisteredtrademarkofTheAmericanSocietyofMechanicalEngineersThiscodeorstandardwasdevelopedunderproceduresaccreditedasmeetingthecriteriaforAmericanNationalStandardsTheStandardsCommitteethatapprovedthecodeorstandardwasbalancedtoassurethatindividualsfromcompetentandconcernedinterestshavehadanopportunitytoparticipateTheproposedcodeorstandardwasmadeavailableforpublicreviewandcommentthatprovidesanopportunityforadditionalpublicinputfromindustry,academia,regulatoryagencies,andthepublicatlargeASMEdoesnot"approve,""rate,"or"endorse"anyitem,construction,proprietarydevice,oractivityASMEdoesnottakeanypositionwithrespecttothevalidityofanypatentrightsassertedinconnectionwithanyitemsmentionedinthisdocument,anddoesnotundertaketoinsureanyoneutilizingastandardagainstliabilityforinfringementofanyapplicableletterspatent,norassumeanysuchliabilityUsersofacodeorstandardareexpresslyadvisedthatdeterminationofthevalidityofanysuchpatentrights,andtheriskofinfringementofsuchrights,isentirelytheirownresponsibilityParticipationbyfederalagencyrepresentative(s)orperson(s)affiliatedwithindustryisnottobeinterpretedasgovernmentorindustryendorsementofthiscodeorstandardASMEacceptsresponsibilityforonlythoseinterpretationsofthisdocumentissuedinaccordancewiththeestablishedASMEproceduresandpolicies,whichprecludestheissuanceofinterpretationsbyindividualsNopartofthisdocumentmaybereproducedinanyform,inanelectronicretrievalsystemorotherwise,withoutthepriorwrittenpermissionofthepublisherTheAmericanSocietyofMechanicalEngineersThreeParkAvenue,NewYork,NYCopyrightQbyTHEAMERICANSOCIETYOFMECHANICALENGINEERSAllRightsReservedPrintedinUSACopyrightASMEInternationalProvidedbyIHSunderlicensewithASMELicensee=ArmyNorthwesternDiv,User=abc,abcddNotforResale,::MDTNoreproductionornetworkingpermittedwithoutlicensefromIHS```,,`,,,`````````,```,,,,```,,`,,`,`,,`免费标准网(wwwfreebznet)标准最全面免费标准网(wwwfreebznet)无需注册即可下载免费标准网(wwwfreebznet)标准最全面免费标准网(wwwfreebznet)无需注册即可下载FOREWORDAmericanNationalStandardsCommitteeBforthestandardizationofplainandlockwasherswasorganizedinMarchasSectionalCommitteeBundertheaegisoftheAmericanStandardsAssociation(latertheUnitedStatesofAmericaStandardsInstituteand,asofOctober,,theAmericanNationalStandardsInstitute,Inc),withtheSocietyofAutomotiveEngineersandtheAmericanSocietyofMechanicalEngineersasjointsponsorsSince,thisCommitteehasbeenresponsibleforthestandardizationofwashersandmachineringsInMay,theBCommitteeestablishedtwosubcommitteestocarryondevelopmentwork,Subcommittee*onplainwashersandSubcommittee*onlockwashersAtentativestandardforhelicalspringlockwasherscirculatedforindustrycommentinNovember,butfailedtoachieveacceptanceHence,CommitteeactivitywasdormantforsomeyearsIn,theBCommitteewasreorganized,andSubcommitteeproceededtodraftaproposalcoveringthreeseriesofhelicalspringlockwashersdesignatedlight,medium,andheavyIn,thisproposalwasamendedtoincludetheextraheavyserieswashersand,followingapprovalbytheBCommitteeandsponsororganizations,wasacceptedasanAmericanStandardunderthedesignationASABDuringtheensuingyears,minorrefinementstothehardnessrequirementsandmethodsoftestwereconsideredInDecember,theBCommitteeaccepted,inprinciple,expansionoftheStandardtocoverhelicalspringlockwashersmadefrommaterialsotherthancarbonsteel,theinclusionofspecificationsfortoothlockwashers,andbothhelicalspringandtoothlockwashers,andmachinescrewassembliesAdraftproposalincorporatingrequirementsapplicabletocorrosionresistantsteel,phosphorbronze,siliconbronze,aluminumzincalloy,Kmonelhelicalspringlockwashers,andtheothernewproductswascompletedbySubcommitteeinSeptemberSubsequenttoapprovalbytheBCommitteeandsponsors,thisproposalwasforwardedtotheAmericanStandardsAssociationanddeclaredanAmericanStandardonMay,Fromthrough,Subcommitteeheldfivemeetings,atwhichmembersagreedtoextendthelightandheavyserieshelicalspringlockwasherstoincludesizes’inthroughin,establishtolerancesonthenominalthicknessofhelicalspringlockwashers,andrecognizehardenedscrewandlockwasherassembliesAformaldraft,datedJune,wasapprovedbyletterballotoftheBCommitteeandthesponsororganizationsandsubmittedtotheAmericanStandardsAssociationfordesignationasanAmericanStandardThiswasgrantedonNovember,Fromthrough,anumberofchangeswererecommendedbytheHelicalWasherInstitute,whichhadundertakenaprogramtorefinethehelicalspringlockwasherstomeetmoreexactingdemandsofconsumerindustriesAlso,atameetingheldonNovember,,theBCommitteerecognizedthedesirabilityofpublishingthescrewandwasherassembliesasaseparatedocumentunderthejurisdictionoftheBCommittee,butsubjecttojointapprovalbytheBCommitteeandaffectedsubcommitteesthereofSubsequently,adraftproposaldeletingthecoverageonscrewandwasherassembliesandincorporatingAsofAprilI,SubcommitteewasredesignatedSubcommitteeonplainwashers,andSubcommitteewasredesignatedSubcommitteeonlockwashersCopyrightASMEInternationalProvidedbyIHSunderlicensewithASMELicensee=ArmyNorthwesternDiv,User=abc,abcddNotforResale,::MDTNoreproductionornetworkingpermittedwithoutlicensefromIHS```,,`,,,`````````,```,,,,```,,`,,`,`,,`免费标准网(wwwfreebznet)标准最全面免费标准网(wwwfreebznet)无需注册即可下载免费标准网(wwwfreebznet)标准最全面免费标准网(wwwfreebznet)无需注册即可下载STDASMEBLBZLLENGLbObTrevisionstothehelicalspringlockwasherswaspreparedThelatterincludedchangingthedesignationofmediumseriestoregularseriesandextraheavyseriestoextradutyseries,andtheadditionofthehighcollarseriesforusewithsocketheadcapscrewsFollowingacceptancebythesubcommittee,theproposalwasletterballotedtotheBCommitteeonNovember,ItwasthenapprovedbythesponsorsandtheAmericanStandardsAssociation,andofficiallygrantedrecognitionasanAmericanStandardonSeptember,AftercontinuedstudiesconductedbytheHelicalWasherInstitute,thegroupsubmittedfurtherrecommendationsforchangestotheStandardatameetingoftheAmericanNationalStandardsCommitteeBinOctoberSubcommitteethenpreparedaproposalinMaytoincorporatethechangestohelicalspringlockwashersThesechangesconsistedofdeletingcoverageforthelightseriesandTypecorrosionresistantsteels,addingcontrolonsectioncomerradius,adjustingtheinsidediameter,andrelegatingtheheavyseriesto“NotRecommendedforNewApplications”statusOtherminorcorrectionstodimensionaldataandextensiveeditorialrefinementswerealsoincludedThisdraftwasapprovedbyletterballotofStandardsCommiteeBonAugust,Subsequenttotheinclusionofadditionaleditorialrefinements,theproposalwasacceptedbythesponsororganizationsandsubmittedtoAmericanNationalStandardsInstitutefordesignationasanAmericanNationalStandardAfterapprovalofthisrevisionbytheAmericanNationalStandardsCommitteeB,thewasheractivitywastransferredtoAmericanNationalStandardsCommitteeBSubcommitteeofBwasredesignatedasSubcommitteeofStandardsCommitteeBThisisthereasonfortheredesignationoftheStandardThisrevisionwasapprovedasanAmencanNationalStandardonApril,In,theBSubcommitteereaffirmedthestandardOnDecember,,thefirstdraftcontainingrevisionstothereaffirmedstandardwascompletedThisreviseddraftwasreviewedbythemembersofSubcommitteeattheDecembermeetingBetweenthemeetingsinDecemberandDecember,theStandardwasreviewedbytheSubcommitteeandrefinementsweremadeAmotiontoballottheStandardwasmadeinDecemberByDecember,allballotcommentswerereviewedandeditorialchangesweremadeAttheMaymeeting,areviseddraft,datedMay,,wassubmittedforpublicationSomeofthechangesforthehelicalspringlockwasherincludedagraphicillustrationwithtablestohelpdefinetheflatfaceaftertheallowableradiidimensionwassubtracted,loweringoftheRockwellhardnessforcarbonsteel,theadditionofatableofhardnessvaluesforothermaterials,andatablecoveringmaterialsDimensionalchangesweremadetotheinsideandoutsidediametersforregular,heavy,andextradutyseriesinthroughIVin,anduptotheinsizeforhighcollarTheregular,heavy,andextradutytableswereexpandedtoincludethesizesfrominuptoinThedatafortoothlockwashersremainedthesameFollowingapprovalbyASME,thedocumentwassubmittedtotheAmericanNationalStandardsInstitute,andwasapprovedasanAmericanNationalStandardonJuly,OnDecember,,aproposaltorevisethedimensionsoftheinsidediameterfor’inandlargerhelicalspringlockwasherswasdevelopedtocorrectanexcessivereductioninthetoleranceforthesesizesInaddition,thetrapezoiddimensionswerereplacedwiththeformulausedinpriorstandardsseveralmaterialsandhardnessvalueswereaddedparagraphscoveringlotsize,inspectionandqualityassurancerequirements,andinspectioncharacteristicswereaddedandeditorialchangesweremadeTheproposalwassentoutforballoting,andattheDecember,meeting,commentswerereviewedandacteduponasneededFollowingapprovalbyASME,thedocumentwassubmittedtotheAmericanNationalStandardsInstitute,andwasapprovedasanAmericanNationalStandardonOctober,OnDecember,,aproposalwasdevelopedtoreviseandclarifyseveralitemsinthisStandardForhelicalspringlockwashers,thechangesincludedaddingclearancetothewasherinsidediameter,requiringheaviercoatingssuchasonesthataremechanicallyivCopyrightASMEInternationalProvidedbyIHSunderlicensewithASMELicensee=ArmyNorthwesternDiv,User=abc,abcddNotforResale,::MDTNoreproductionornetworkingpermittedwithoutlicensefromIHS```,,`,,,`````````,```,,,,```,,`,,`,`,,`免费标准网(wwwfreebznet)标准最全面免费标准网(wwwfreebznet)无需注册即可下载免费标准网(wwwfreebznet)标准最全面免费标准网(wwwfreebznet)无需注册即可下载STDASMEBLB=ZL=LENCLLIIObLLLWgalvanized,movingthedecarburizationmeasuringrequirementintotheproperdesignatedhead,andcorrectingillustrationsabovetablesFortoothlockwashers,thechangesincludedclarifyingthewordingusedinthemeasurementofthetoothprojectionsonbothsides,removingtheneedfortwisttesting,andchangingsomethicknessdimensionsinTablesandandtheNotesforTableInaddition,thisStandardwasrevisedtoconformwiththestandardformatofBIdocumentsThisneweditionoftheStandardwasapprovedasanAmericanNationalStandardonNovember,VCopyrightASMEInternationalProvidedbyIHSunderlicensewithASMELicensee=ArmyNorthwesternDiv,User=abc,abcddNotforResale,::MDTNoreproductionornetworkingpermittedwithoutlicensefromIHS```,,`,,,`````````,```,,,,```,,`,,`,`,,`免费标准网(wwwfreebznet)标准最全面免费标准网(wwwfreebznet)无需注册即可下载免费标准网(wwwfreebznet)标准最全面免费标准网(wwwfreebznet)无需注册即可下载ASMESTANDARDSCOMMITTEEBStandardization,ofBolts,Nuts,Rivets,Screws,Washers,andSimilarFasteners(ThefollowingistherosteroftheCommitteeatthetimeofapprovalofthisStandard)OFFICERSDAClever,ChairRDStrong,ViceChairSWVass,ViceChairRLCrane,SecretaryCOMMITTEEPERSONNELJAltman,RotorClipCoJBBelford,LawsonProducts,IncJABuda,SPSTechnologiesRMByrne,TradeAssociationManagement,IncDAClever,OeereCoAPCockman,FordMotorCoTCollier,CamTechIndustries,IncRLCrane,TheAmericanSocietyofMechanicalEngineersACDicola,WroughtWasherCoWDDowning,ConsultantBADusina,FederalScrewWorksDSGeorge,FordMotorCoJGreenslade,GreensladeandCoBHasiuk,DefenseIndustrialSupplyCenterAHerskovitz,ConsultantACHood,ACHTechnologiesJHubbard,RockfordFastener,IncFWKern,TheSocietyofAutomotiveEngineersJFKoehl,SpiralInternationalCorpWHKopke,ITWShakeproofJGLangenstein,ConsultantMLevinson,ITWShakeproofLLLord,Caterpillar,IncADMcCrindle,GenfastManufacturingCoKEMcCullough,ConsultantMDPrasad,GeneralMotorsCorpWSchevey,BGMFastenerCo,IncRDStrong,GeneralMotorsCorpJFSullivan,NationalFastenersDistributionAssociationSWVass,IndustrialFastenersInstituteCBWackrow,MNPCorpRGWeber,FairfieldUniversityWKWilcox,NavalSeaSystemsCommandCJWilson,IndustrialFastenersInstituteRBWright,HandToolsInstituteJGZeratsky,NationalRivetandManufacturingCoviiCopyrightASMEInternationalProvidedbyIHSunderlicensewithASMELicensee=ArmyNorthwesternDiv,User=abc,abcddNotforResale,::MDTNoreproductionornetworkingpermittedwithoutlicensefromIHS```,,`,,,`````````,```,,,,```,,`,,`,`,,`免费标准网(wwwfreebznet)标准最全面免费标准网(wwwfreebznet)无需注册即可下载免费标准网(wwwfreebznet)标准最全面免费标准网(wwwfreebznet)无需注册即可下载SUBCOMMITTEELOCKWASHERSWHKopke,Chair,ITWShakeproofDAClever,DeereCoAHerskovitz,ConsultantMLevinson,ITWShakeproofLCSchroeder,KansasDepartmentofTransportationJFSullivan,NationalFastenersDistributionAssociationVilCopyrightASMEInternationalProvidedbyIHSunderlicensewithASMELicensee=ArmyNorthwesternDiv,User=abc,abcddNotforResale,::MDTNoreproductionornetworkingpermittedwithoutlicensefromIHS```,,`,,,`````````,```,,,,```,,`,,`,`,,`免费标准网(wwwfreebznet)标准最全面免费标准网(wwwfreebznet)无需注册即可下载免费标准网(wwwfreebznet)标准最全面免费标准网(wwwfreebznet)无需注册即可下载CORRESPONDENCEWITHTHEBCOMMITTEEGeneralASMEStandardsaredevelopedandmaintainedwiththeintenttorepresenttheconsensusofconcernedinterestsAssuch,usersofthisStandardmayinteractwiththeCommitteebyrequestinginterpretations,proposingrevisions,andattendingCommitteemeetingsCorrespondenceshouldbeaddressedto:Secretary,BIMainCommitteeTheAmericanSocietyofMechanicalEngineersThreeParkAvenueNewYorkNYProposingRevisionsRevisionsaremadeperiodicallytotheStandardtoincorporatechangesthatappearnecessaryordesirable,asdemonstratedbytheexperiencegainedfromtheapplicationoftheStandardApprovedrevisionswillbepublishedperiodicallyTheCommitteewelcomesproposalsforrevisionstothisStandardSuchproposalsshouldbeasspecificaspossible,citingtheparagraphnumber(s),theproposedwording,andadetaileddescriptionofthereasonsfortheproposal,includinganypertinentdocumentationInterpretationsUponrequest,theBCommitteewillrenderaninterpretationofanyrequirementoftheStandardInterpretationscanonlyberenderedinres

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ASME B18.21.1-1999 锁紧垫(弹垫)英制

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