ASTM D4740-2004 用点滴试验法测定残余燃料清洁度和兼容性的标准试验方法

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【英文标准名称】:StandardTestMethodforCleanlinessandCompatibilityofResidualFuelsbySpotTest
【原文标准名称】:用点滴试验法测定残余燃料清洁度和兼容性的标准试验方法
【标准号】:ASTMD4740-2004
【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】:D02.14
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:机动车燃料;石油产品;兼容性;稳定性;试验
【英文主题词】:cleanliness;compatability;residualfuel;spottest
【摘要】:Thetwoproceduresinthistestmethodareusedaloneorincombinationtoidentifyfuelsorblendsthatcouldresultinexcessivecentrifugeloading,strainerplugging,tanksludgeformation,orsimilaroperatingproblems.AspotratingofNumber3orhigheronafinishedfueloilbythecleanlinessprocedureindicatesthatthefuelcontainsexcessivesuspendedsolidsandislikelytocauseoperatingproblems.Althoughafuelmaytestcleanwhensubjectedtothecleanlinessprocedure,suspendedsolidsmayprecipitatewhenthefuelismixedwithablendstock.EvidenceofsuchincompatibilityisindicatedbyaspotratingofNumber3orhigherinthecompatibilityprocedure.1.1Thistestmethodcoversseparateproceduresfordeterminingthecleanlinessofresidualfueloilandthecompatibilityofaresidualfueloilwithablendstock.Itisapplicabletoresidualfueloilswithviscositiesupto50cSt(1cSt=1mm2s)at100176;C.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Theinch-poundunitsgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:3P.;A4
【正文语种】: