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【英文标准名称】:StandardTestMethodforCalculatedFlashPointfromSimulatedDistillationAnalysisofDistillateFuels
【原文标准名称】:从馏出燃料的模拟馏出分析中测定闪点的标准试验方法
【标准号】:ASTMD7215-2008
【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】:D02.04.0K
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:calculatedflashpoint;dieselfuel;flashpoint;jetfuel;MSPEX;PLS;simulateddistillation
【摘要】:Theflashpointtemperatureisonemeasureofthetendencyofthetestspecimentoformaflammablemixturewithairundercontrolledlaboratoryconditions.Itisonlyoneofanumberofpropertiesthatmustbeconsideredinassessingtheoverallflammabilityhazardofamaterial.Flashpointisusedinshippingandsafetyregulationstodefineflammableandcombustiblematerials.Consulttheparticularregulationinvolvedforprecisedefinitionsoftheseclassifications.Flashpointcanindicatethepossiblepresenceofhighlyvolatileandflammablematerialsinarelativelynon-volatileornon-flammablematerial.IncaseswhereTestMethodD2887dataareavailable,thatis,fordeterminationofboilingrangedistributionorcalculationofotherphysicalproperties,thistestmethodprovidesacalculationmethodforflashpointwithoutperforminganadditionalanalysis.Table1showstherangesfortheIBP,5%,and10%resultsforeachequation.Inthecasewheretheflashpointofafuelhasbeeninitiallyestablished,thecalculatedflashpointisusefulasaflashpointcheckonsubsequentsamplesofthatfuel,provideditssourceandmodeofmanufactureremainunchanged.1.1Thistestmethodcoversthecalculatedflashpointformula,whichrepresentsameansfordirectlyestimatingtheflashpointtemperatureofdistillatefuelsfromTestMethodD2887data.Thevaluecomputedfromtheequationistermedthex201C;calculatedflashpoint.x201D;ThecalculatedflashpointformulaisapplicabletodieselfuelsamplesbasedonacorrelationtoTestMethodD93overtherangefrom47to99x00B0;C,andtojetfuelsamplesbasedonacorrelationtoTestMethodD56andTestMethodD3828overtherangefrom35to67x00B0;C.1.2ThecalculatedflashpointformulaisvalidfordieselandjetfuelswithanIBPbetween90and162x00B0;C(194and324x00B0;F),TestMethodD28875%recoverytemperaturebetween136and207x00B0;C(277and405x00B0;F),andTestMethodD288710%recoverytemperaturebetween142and222x00B0;C(288and432x00B0;F).Foreachflashpointtestmethod(TestMethodD56,TestMethodD93,andTestMethodD3828)aseparateequationhasbeenestablished.See4.4foradetailedoverviewofthesimulateddistillationIBP,5%,and10%rangesperequation.1.3Acalculateddiagnosticparameter,notexceedingagiventhresholdvalue,isaprerequisiteforacceptanceofthecalculatedflashpoint.1.4ThediagnosticparameterMSPEX(MeanSummedPredictionError)checksthesamplecompliance,basedonreconstructionofTIBP,T5%,andT10%ofthesample,viaacalculationprocedure.AvalueforMSPEXnotexceedingthethresholdlevelof1.9x00B0;Cisaprerequisiteforacceptingthecalculatedflashpoint,CFP.Note18212;Itisimportanttonotethatcalculatedflashpointresults,atthistime,arenotrecognizedbyregulatoryorganizationsinverifyingconformancetoapplicableregulations.Note28212;Thecalculatedflashpointderivedfromsimulateddistillationdatadependsupontheaccuracyofdeterminationofthe......
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:4P.;A4
【正文语种】:英语