Designation:D5862–09StandardTestMethodforEvaluationofEngineOilsinTwo-StrokeCycleTurbo-Supercharged6V92TADieselEngine1ThisstandardisissuedunderthefixeddesignationD5862;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.INTRODUCTIONThistestmethodcanbeusedbyanyproperlyequippedlaboratory,withoutoutsideassistance.However,theASTMTestMonitoringCenter(TMC)2providesreferenceoilsandanassessmentofthetestresultsobtainedonthoseoilsbythelaboratory(seeAnnexA1).Bythismeans,thelaboratorywillknowwhethertheiruseofthetestmethodgivesresultsstatisticallysimilartothoseobtainedbyotherlaboratories.Furthermore,variousagenciesrequirethatalaboratoryutilizetheTMCservicesinseekingqualificationofoilsagainstspecifications.Forexample,theU.S.Armyimposessucharequirement,inconnectionwithseveralArmyenginelubricatingoilspecifications.Accordingly,thistestmethodiswrittenforusebylaboratoriesthatutilizetheTMCservices.LaboratoriesthatchoosenottousethoseservicesmaysimplyignorethoseportionsofthetestmethodthatrefertotheTMC.ThistestmethodmaybemodifiedbymeansofInformationLettersissuedbytheTMC.Inaddition,theTMCmayissuesupplementarymemorandarelatedtothistestmethod.(SeeAnnexA1.)1.Scope1.1Thistestmethod3describesatwo-strokecycledieselenginetestprocedureforevaluatingengineoilsforcertainhigh-temperatureperformancecharacteristics,particularlycyl-inderlinerscuffingandpistonringfacedistress,butalsoincludingportplugging,slipperbushing,andpistonskirtdistress.SuchoilsincludebothsingleviscositySAEgradeandmultiviscositySAEgradeoilsusedindieselengines.Itiscommonlyknownasthe6V92TAtest.(SeeNote1.)NOTE1—CompaniontestmethodsusedtoevaluateotherengineoilperformancecharacteristicsforspecificationrequirementsarediscussedinEngineOiltests—SAEJ304.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareinc...
