Designation:D5182−97(Reapproved2014)StandardTestMethodforEvaluatingtheScuffingLoadCapacityofOils(FZGVisualMethod)1ThisstandardisissuedunderthefixeddesignationD5182;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethod,theForschungstellefürZáhnräderundGetriebebau(ResearchSiteforGearsandTransmissions)VisualMethod,commonlyreferredtoastheFZGVisualMethod,isintendedtomeasurethescuffingloadcapacityofoilsusedtolubricatehardenedsteelgears.Scoring,aformofabrasivewear,isalsoincludedasafailurecriteriainthistestmethod.Itisprimarilyusedtoassesstheresistancetoscuffingofmildadditivetreatedoilssuchasindustrialgearoils,transmissionfluids,andhydraulicfluids.HighEPtypeoils,forexample,thoseoilsmeetingtherequirementsofAPIGL-4andGL-5,generallyexceedthecapacityofthetestrigand,therefore,cannotbedifferentiatedwiththistestmethod.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.Forspecificsafetyinformation,seeSection7,Section8,9.2,9.3.1,andAnnexA1.2.ReferencedDocuments2.1ASTMStandards:2D235SpecificationforMineralSpirits(PetroleumSpirits)(HydrocarbonDryCleaningSolvent)G40TerminologyRelatingtoWearandErosion2.2DINStandard:3DIN51354Teil1FZGZahnradVerspannungsPrüfmaschine—AllgemeineArbeitsgrundlagen3.Terminology3.1Definitions:3.1.1SeealsoTerminologyG40.3.1.2abrasivewear—wearduetohardparticlesorhardprotuberancesforcedagainstandmovingalongasolidsurface.3.1.3adhesivewear(scuffıng)—wearduetolocalizedbond-ingbetweencontactingsolidsurfacesleadingtomaterialtransferbetweenthetwos...
