【英文标准名称】:StandardGuideforDeterminingFrictionEnergyDissipationinReciprocatingTribosystems
【原文标准名称】:测定往复运动摩擦系统中的摩擦能耗散的标准指南
【标准号】:ASTMG203-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:G02.50
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:friction;frictioncoefficient;frictionenergy
【摘要】:Manyslidingsystemsexhibitintermittenthighfrictionforceexcursionscomparedtocompetingtribosystems.However,wherefrictionforcesorfrictioncoefficientsareaveraged,thetestdatamayshowthatthetwosystemshavethesamefrictioncharacteristics,wheninfacttheywerenotthesame;therewasafrictionx201C;problemx201D;intheonewiththeperiodicaberrations.TheFEDtakesintoaccountallfrictionforcesthatoccurinthetestincrement.Itisallofthefrictionenergythatthecoupledissipatedinthedesignatedtestduration.Itcapturesthefrictionprofileofasysteminasinglenumberthatcanbeusedtoscreencandidatecouplesforfrictioncharacteristics.Ifthefrictionenergyusedinareciprocatingtribosystemisofconcernthismetricalongwiththefrictionrecording,averagecoefficientoffriction,andstandarddeviationoftheforcereadings,producesthemostmeaningfuldata.Itisametricoftheenergylossinatribosystem.1.1Thisguidecoversandisintendedforuseininterpretingthefrictionforcesrecordedinreciprocatingtribosystems.Theguideappliestoanyreciprocatingtribosystem,whetheritisawearorfrettingtestoranactualmachineordevice.1.2nbsp;nbsp;nbsp;TheenergydissipationguidewasdevelopedinanalyzingfrictionresultsintheTestMethodG133reciprocatingball-on-flattest,butitappliestootherASTMorISOreciprocatingtests.Thistechniqueisfrequentlyusedtorecordthefrictionresponseinfrettingtribosystems.1.3Specimenmaterialmayplaysomeroleintheresultsifthematerialsundertestdisplayviscoelasticbehavior.Thisguideaswrittenisformetals,plastics,andceramicsthatdonotdisplayviscoelasticbehavior.Italsoappliestolubricatedandnon-lubricatedcontacts.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:J21
【国际标准分类号】:21_260
【页数】:8P.;A4
【正文语种】:英语