ASTM D3524-2004 气相色谱法测定用过的柴油发动机油中柴油燃料稀释剂的标准试验方法
【原文标准名称】:气相色谱法测定用过的柴油发动机油中柴油燃料稀释剂的标准试验方法
【标准号】:ASTMD3524-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:D02.04.0H
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:石油产品;柴油;稀释;润滑剂;试验
【英文主题词】:dieselfuel;fueldilution;gaschromatography;lubricatingoil
【摘要】:Somefueldilutionoftheengineoilmaytakeplaceduringnormaloperation.However,excessivefueldilutionisofconcernintermsofpossibleperformanceproblems.Thismethodprovidesameanstodeterminethemagnitudeofthefueldilution,providingtheuserwiththeabilitytopredictperformanceandtotakeappropriateaction.1.1Thistestmethodcoverstheuseofgaschromatographytodeterminetheamountofdieselfuelinusedenginelubricatingoil.ThistestislimitedtoSAE30oil.Thedieselfueldiluentisanalyzedatconventrationsupto12mass%.Note18212;Thistestmethodmaybeapplicabletohigherviscositygradeoils.However,suchoilswerenotincludedintheprogramusedtodeveloptheprecisionstatement.1.2Thistestmethodislimitedtogaschromatographsequippedwithflameionizationdetectorsandtemperatureprogrammableovens.Note28212;Theuseofotherdetectorsandinstrumentationhasbeenreported.However,theprecisionstatementappliesonlywhentheinstrumentationspecifiedisemployed.1.3ThereissomeoverlapoftheboilingrangesofdieselfuelandSAE30engineoils.Moreover,theboilingrangeofSAE30oilsfromvarioussourcescanvaryappreciably.Asaresult,thecalibrationcanbealteredbyasmuchas2%,intermsoffueldilution.Whentestingunknownormixedbrandsofusedengineoil,itshouldberealizedthattheprecisionofthemethodmaybepoorerthantheprecisionobtainedwhencalibratingwithanewoilrepresentativeoftheusedoilbeingtested.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesstatedininch-poundunitsareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E31
【国际标准分类号】:75_100
【页数】:6P.;A4
【正文语种】: