2023年全國碩士研究生考試考研英語一試題真題（含答案詳解+作文范文）_第1頁
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1、SAETechnicalStardsBoardRulesprovidethat:“ThisreptispublishedbySAEtoadvancethestateoftechnicalengineeringsciences.Theuseofthisreptisentirelyvoluntaryitsapplicabilitysuitabilityfanyparticularuseincludinganypatentinfringeme

2、ntarisingtherefromisthesoleresponsibilityoftheuser.”SAEreviewseachtechnicalreptatleasteveryfiveyearsatwhichtimeitmaybereaffirmedrevisedcancelled.SAEinvitesyourwrittencommentssuggestions.Copyright1998SocietyofAutomotiveEn

3、gineersInc.Allrightsreserved.PrintedinU.S.A.QUESTIONSREGARDINGTHISDOCUMENT:(724)7727161FAX:(724)7760243TOPLACEADOCUMENTDER:(724)7764970FAX:(724)7760790SAEWEBADDRESS::www.sae.g400CommonwealthDriveWarrendalePA150960001AERO

4、SPACEMATERIALSPECIFICATIONSubmittedfrecognitionasanAmericanNationalStardAMSM7866IssuedJUL1998MolybdenumDisulfideTechnicalLubricationGradeNOTICEThisdocumenthasbeentakendirectlyfromU.S.MilitarySpecificationMILM7866CAmendme

5、nt1containsonlymineditialfmatchangesrequiredtobringitintoconfmancewiththepublishingrequirementsofSAEtechnicalstards.TheinitialreleaseofthisdocumentisintendedtoreplaceMILM7866CAmendment1.Anypartnumbersestablishedbytheigin

6、alspecificationremainunchanged.TheiginalMilitarySpecificationwasadoptedasanSAEstardundertheprovisionsoftheSAETechnicalStardsBoard(TSB)RulesRegulations(TSB001)pertainingtoacceleratedadoptionofgovernmentspecificationsstard

7、s.TSBrulesprovidef(a)thepublicationofptionsofunrevisedgovernmentspecificationsstardswithoutconsensusvotingattheSAECommitteelevel(b)theuseoftheexistinggovernmentspecificationstardfmat.UnderDepartmentofDefensepoliciesproce

8、duresanyqualificationrequirementsassociatedqualifiedproductslistsarematyfDODcontracts.Anyrequirementrelatingtoqualifiedproductslists(QPL’s)hasnotbeenadoptedbySAEisnotpartofthistechnicalrept.1.SCOPE:1.1Scope:Thisspecifica

9、tioncoverstherequirementsfprocurementofonegradeofpowderedmolybendumdisulfidetobeusedinlubricantsgreasesfsurfaceswhereboundaryconditionsexist.2.APPLICABLEDOCUMENTS:Thefollowingpublicationsoftheissuesineffectondateofinvita

10、tionfbidsrequestfproposalfmapartofthisspecificationtotheextentspecifiedherein.AMSM7866SAEAMSM786631Themolybdenumdisulfidewheninthefmofabondedsolidfilmshallshowcausenodiscolationpittingfmationofwhitedepositsotherevidenceo

11、fcrosion.2Themolybdenumdisulfideshallcausenopittingetchingheavystainingonpolishedcoppersblastedsteelsurfaces.Aslightstaindiscolationshallnotbecausefrejection.3.4Toxicity:Themolybdenumdisulfideshallhavenoadverseeffectonth

12、ehealthofpersonnelwhenusedfitsintendedpurpose.Thepowdershallcontainnocomponentswhichproducenoxiousvapsinsuchconcentrationsastobeanannoyancetopersonnelduringfmulationuseunderconditionsofadequateventilationwhileexercisingc

13、autiontoavoidprolongedcontactwiththeskin.Thepropertiesofthepowdershallbesuchthatitsuseshallnotrequirepersonnelprotectiveequipmentspecialcontrolproceduresspecialhlingequipment.Questionspertainingtothetoxiceffectsshallbere

14、ferredbytheprocuringactivitytotheappropriatedepartmentalmedicalservicewhowillactasanadvistotheprocuringactivity.AMaterialSafetyDataSheet(MSDS)shallbepreparedinaccdancewithFEDSTD313besubmittedeitherpritowiththeFirstArticl

15、eSamples(3.1).3.5Wkmanship:Themolybdenumdisulfidewhensubjectedtovisualexaminationshallappearhomogeneous.TABLEIChemicalPhysicalacteristicsacteristicLimitApplicableParagraphMoisture(lossofweight)percentmax.0.74.4.2Watersol

16、ublespercentmax.0.54.4.3Oilcontent(acetoneextractable)percentmax.0.54.4.4Totalinsolublespercentmax.1.04.4.5Molybendumdisulfidepercentmin.98.04.4.5Crosionresistance1Pass4.4.6Steelcoppercrosion2Pass4.4.7Finenessmicrons(ave

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