【英文标准名称】:StandardTestMethodforDeterminingExtremePressurePropertiesofLubricatingOilsUsingHigh-Frequency,Linear-Oscillation(SRV)TestMachine
【原文标准名称】:使用高频线性振荡(SRV)试验机测定润滑脂极端压力特性的标准试验方法
【标准号】:ASTMD7421-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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.L0
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:extremepressure;lubricatingoils;oscillating;SRV;High-frequencylinear-oscillationSRVapparatus;Lubricatingoils;Oils(lubricating);Pressurelubrication;High-frequencylinear-oscillationSRVapparatus;Lubricatingoils;Oils(lubricating);Press
【摘要】:Thislaboratorytestmethodcanbeusedtoquicklydetermineextremepressurepropertiesoflubricatingoilsatselectedtemperaturesspecifiedforuseinapplicationswherenotonlyhigh-speedvibrationalorstart-stopmotionsarepresentwithhighHertzianpointcontact.Thistestmethodhasfoundwideapplicationinqualifyinglubricatingoilsusedinconstantvelocityjointsoffront-wheel-driveautomobiles,gear-hydrauliccircuit,rearaxles,gearsandenginecomponents.Usersofthistestmethodshoulddeterminewhetherresultscorrelatewithfieldperformanceorotherapplications.1.1Thistestmethodcoversaprocedurefordeterminingextremepressurepropertiesoflubricatingoilsforhydraulics,gearsandenginesunderhigh-frequencylinear-oscillationmotionusingtheSRVtestmachine.Note18212;ThistestmethodwasdevelopedandtheinternationalroundrobintestswerejointlyperformedwiththeDIN51834workinggroup.Thisprocedureisbasedonthe2005revisionofTestMethodD5706forgreasesanddiffersregardingthestrokelengthandthecleaningsolvent.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E36
【国际标准分类号】:75_100
【页数】:6P.;A4
【正文语种】:英语