【英文标准名称】:StandardTestMethodforInsolublesInUsedLubricatingOils
【原文标准名称】:用过的润滑油中不溶物的标准试验方法
【标准号】:ASTMD893-2005a
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:D02.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:非溶物质测定;润滑剂;石油产品;试验
【英文主题词】:insolubleresins;insolubles;lubricatingoil;used;pentaneinsolubles;tolueneinsolubles
【摘要】:Pentaneinsolublescanincludeoil-insolublematerialsandsomeoil-insolubleresinousmatteroriginatingfromoiloradditivedegradation,orboth.Tolueneinsolublematerialscancomefrom(1)externalcontamination,(2)fuelcarbonandhighlycarbonizedmaterialsfromdegradationoffuel,oil,andadditives,or(3)enginewearandcorrosionmaterials.Asignificantchangeinpentaneinsolubles,tolueneinsolubles(withorwithoutcoagulant),andinsolubleresinsindicatesachangeinoilwhichcouldleadtolubricationsystemproblems.Insolublesmeasuredcanalsoassistinevaluatingtheperformancecharacteristicsofausedoilorindeterminingthecauseofequipmentfailure.1.1Thistestmethodcoversthedeterminationofpentaneandtolueneinsolublesinusedlubricatingoils.1.2ProcedureAcoversthedeterminationofinsolubleswithouttheuseofcoagulantinthepentane.Itprovidesanindicationofthematerialsthatcanreadilybeseparatedfromtheoil-solventmixturesbycentrifuging.1.3ProcedureBcoversthedeterminationofinsolublesinoilscontainingdetergentsandemploysacoagulantforboththepentaneandtolueneinsolubles.InadditiontothematerialsseparatedbyusingProcedureA,thiscoagulationprocedureseparatessomefinelydividedmaterialsthatmaybesuspendedintheoil.Note1ResultsobtainedbyProceduresAandBshouldnotbecomparedsincetheyusuallygivedifferentvalues.Thesameprocedureshouldbeemployedwhencomparingvaluesobtainedperiodicallyonanoilinuseorwhencomparingresultsdeterminedbytwoormorelaboratories.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificwarningstatements,seeSectionand.
【中国标准分类号】:E34
【国际标准分类号】:75_100
【页数】:5P.;A4
【正文语种】: