【英文标准名称】:StandardTestMethodsforEvaluationofEngineOilsinaHigh-Speed,Single-CylinderDieselEngine-1KProcedure(0.4%FuelSulfur)and1NProcedure(0.04%FuelSulfur)
【原文标准名称】:高速、单缸柴油发动机机油的评定用标准试验方法.1K法(0.4%燃料硫)和1N法(0.04%燃料硫)
【标准号】:ASTMD6750-2006
【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(ASTM)
【起草单位】:D02.B0.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:柴油发动机;发动机油;高速;工业用油;润滑油;材料试验;单一;试验
【英文主题词】:deposits;engineoil;enginewear;1Ktest;1Ntest;piston-ring-linerscuffing;pistonringsticking;toplandheavycarbon;
【摘要】:Theseareacceleratedengineoiltests(knownasthe1Kand1Ntestprocedures),performedinastandardized,calibrated,stationarysingle-cylinderdieselengineusingeither0.4%sulfurfuel(1Ktest)or0.04%sulfurfuel(1Ntest),thatgiveameasureof(1)pistonandringgroovedepositformingtendency,(2)piston,ringandlinerscuffingand(3)oilconsumption.The1Ktestwascorrelatedwithvehiclesequippedwithcertainmulti-cylinderdirectinjectionenginesusedinheavydutyandhighspeedservicepriorto1989,particularlywithrespecttoaluminumpistondeposits,andoilconsumption,whenfuelsulfurwasnominally0.4%bymass.ThesedataaregiveninResearchReportRR:D02-1273.8The1Ntesthasbeenusedtopredictpistondepositformationinfour-strokecycle,directinjection,dieselenginesthathavebeencalibratedtomeet1994U.S.federalexhaustemissionrequirementsforheavy-dutyenginesoperatedonfuelcontaininglessthan0.05%masssulfur.SeeResearchReportRR:D02-1321.8ThesetestmethodsareusedintheestablishmentofdieselengineoilspecificationrequirementsascitedinSpecificationD4485forappropriateAPIPerformanceCategoryoils(API1509).Thesetestmethodsarealsousedindieselengineoildevelopment.1.1Thesetestmethodscovertheperformanceofengineoilsintendedforuseincertaindieselengines.Theyareperformedinastandardizedhigh-speed,single-cylinderdieselenginebyeitherthe1K(0.4%fuelsulfur)or1N(0.04%fuelsulfur)procedure.Theonlydifferenceinthetwotestmethodsisthefuelused.Pistonandringgroovedeposit-formingtendencyandoilconsumptionaremeasured.Also,thepiston,therings,andthelinerareexaminedfordistressandtheringsformobility.ThesetestmethodsarerequiredtoevaluateoilsintendedtosatisfyAPIservicecategoriesCF-4andCH-4for1K,andCG-4for1NofSpecificationD4485.1.2Thesetestmethods,althoughbasedontheoriginalCaterpillar1K/1Nprocedures,alsoembodyTMCinformationlettersissuedbeforethesetestmethodswerefirstpublished.Thesetestmethodsaresubjecttofrequentchange.Untilthenextrevisionofthesetestmethods,TMCwillupdatechangesinthesetestmethodsbytheissuanceofinformationletterswhichshallbeobtainedfromTMC(seeAnnexA15).1.3&combined-units;Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Specificprecautionarystatementsappearthroughoutthetext.Beingenginetests,thesetestmethodsdohavedefinitehazardsthatshallbemetbysafepractices(seeonSafetyPrecautions).1.4ThefollowingistheTableofContents:
【中国标准分类号】:E34
【国际标准分类号】:75_100
【页数】:69P.;A4
【正文语种】: