ASTM D5579-2006 循环耐久性试验中人工传动装置用润滑剂热稳定性评价的标准试验方法
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【英文标准名称】:StandardTestMethodforEvaluatingtheThermalStabilityofManualTransmissionLubricantsinaCyclicDurabilityTest
【原文标准名称】:循环耐久性试验中人工传动装置用润滑剂热稳定性评价的标准试验方法
【标准号】:ASTMD5579-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:D02.B0.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:计算;润滑剂;性能;石油产品;热稳定性;有效性
【英文主题词】:cyclictransmissiontest;forkwear;manualtransmissionlubricants;shiftingsynchronization;shifttime;thermalstability;totalcycletime
【摘要】:Thistestmethodisusedtoevaluateautomotivemanualtransmissionfluidsforthermalinstability,whichresultsindeteriorationofsynchronizerperformance.Thistestmethodmayalsobeutilizedinotherspecificationsandclassificationsoftransmissionandgearlubricantssuchasthefollowing:5.2.1(finalAPIdesignationofPG-1),5.2.2MilitarySpecificationMIL-L-2105,5.2.3SAEInformationReportJ308AxleandManualTransmissionLubricants,and5.2.4MackTruckGO-HGearLubricantSpecification.1.1Thistestmethodcoversthethermalstabilityoffluidsforuseinheavydutymanualtransmissionswhenoperatedathightemperatures.1.2Thelubricantperformanceismeasuredbythenumberofshiftingcyclesthatcanbeperformedwithoutfailureofsynchronizationwhenthetransmissionisoperatedwhilecontinuouslycyclingbetweenhighandlowrange.1.3Correlationoftestresultswithtrucktransmissionservicehasnotbeenestablished.However,theprocedurehasbeenshowntoappropriatelyseparatetwotransmissionlubricants,whichhaveshownsatisfactoryandunsatisfactoryfieldperformanceinthetrucksofonemanufacturer.1.4Changesinthistestmethodmaybenecessaryduetorefinementsintheprocedure,obsolescenceofparts,orreagents,andsoforth.ThesechangeswillbeincorporatedbyInformationLettersissuedbytheASTMTestMonitoringCenter(TMC).Thetestmethodwillberevisedtoshowthecontentofalltheletters,asissued.1.5Thevaluesstatedininch-poundunitsaretoberegardedasstandard.Whenmaterials,products,orequipmentareavailableonlyininch-poundunits,SIunitsareomitted.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.6Thistestmethodisarrangedasfollows:
【中国标准分类号】:E34
【国际标准分类号】:75_100(LUBRICANTS,INDUSTRIALOILSANDRELATEDPRODUCTS)
【页数】:16P.;A4
【正文语种】:
【原文标准名称】:循环耐久性试验中人工传动装置用润滑剂热稳定性评价的标准试验方法
【标准号】:ASTMD5579-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:D02.B0.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:计算;润滑剂;性能;石油产品;热稳定性;有效性
【英文主题词】:cyclictransmissiontest;forkwear;manualtransmissionlubricants;shiftingsynchronization;shifttime;thermalstability;totalcycletime
【摘要】:Thistestmethodisusedtoevaluateautomotivemanualtransmissionfluidsforthermalinstability,whichresultsindeteriorationofsynchronizerperformance.Thistestmethodmayalsobeutilizedinotherspecificationsandclassificationsoftransmissionandgearlubricantssuchasthefollowing:5.2.1(finalAPIdesignationofPG-1),5.2.2MilitarySpecificationMIL-L-2105,5.2.3SAEInformationReportJ308AxleandManualTransmissionLubricants,and5.2.4MackTruckGO-HGearLubricantSpecification.1.1Thistestmethodcoversthethermalstabilityoffluidsforuseinheavydutymanualtransmissionswhenoperatedathightemperatures.1.2Thelubricantperformanceismeasuredbythenumberofshiftingcyclesthatcanbeperformedwithoutfailureofsynchronizationwhenthetransmissionisoperatedwhilecontinuouslycyclingbetweenhighandlowrange.1.3Correlationoftestresultswithtrucktransmissionservicehasnotbeenestablished.However,theprocedurehasbeenshowntoappropriatelyseparatetwotransmissionlubricants,whichhaveshownsatisfactoryandunsatisfactoryfieldperformanceinthetrucksofonemanufacturer.1.4Changesinthistestmethodmaybenecessaryduetorefinementsintheprocedure,obsolescenceofparts,orreagents,andsoforth.ThesechangeswillbeincorporatedbyInformationLettersissuedbytheASTMTestMonitoringCenter(TMC).Thetestmethodwillberevisedtoshowthecontentofalltheletters,asissued.1.5Thevaluesstatedininch-poundunitsaretoberegardedasstandard.Whenmaterials,products,orequipmentareavailableonlyininch-poundunits,SIunitsareomitted.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.6Thistestmethodisarrangedasfollows:
【中国标准分类号】:E34
【国际标准分类号】:75_100(LUBRICANTS,INDUSTRIALOILSANDRELATEDPRODUCTS)
【页数】:16P.;A4
【正文语种】:
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