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【英文标准名称】:StandardTestMethodforHeatandVisibleSmokeReleaseRatesforMaterialsandProductsUsinganOxygenConsumptionCalorimeter
【原文标准名称】:使用耗氧量热计测定材料和产品的热和可见烟释放速率的标准试验方法
【标准号】:ASTME1354-2010a
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:E05.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:conecalorimeter;heatheatreleaserate;ignitabilityradiantignition;massmasslossrate;oxygenconsumptionmethodheatreleaserate;smoke;Calibration--temperatureanalysisinstrumentation;Firet
【摘要】:Thistestmethodisusedprimarilytodeterminetheheatevolvedin,orcontributedto,afireinvolvingproductsofthetestmaterial.Alsoincludedisadeterminationoftheeffectiveheatofcombustion,masslossrate,thetimetosustainedflaming,andsmokeproduction.Thesepropertiesaredeterminedonsmallsizespecimensthatarerepresentativeofthoseintheintendedenduse.Thistestmethodisapplicabletovariouscategoriesofproductsandisnotlimitedtorepresentingasinglefirescenario.AdditionalguidancefortestingisgiveninX1.2.3andX1.11.Thistestmethodisnotapplicabletoend-useproductsthatdonothaveplanar,ornearlyplanar,externalsurfaces.1.1Thisfire-test-responsestandardprovidesformeasuringtheresponseofmaterialsexposedtocontrolledlevelsofradiantheatingwithorwithoutanexternalignitor.1.2Thistestmethodisusedtodeterminetheignitability,heatreleaserates,masslossrates,effectiveheatofcombustion,andvisiblesmokedevelopmentofmaterialsandproducts.1.3Therateofheatreleaseisdeterminedbymeasurementoftheoxygenconsumptionasdeterminedbytheoxygenconcentrationandtheflowrateintheexhaustproductstream.Theeffectiveheatofcombustionisdeterminedfromaconcomitantmeasurementofspecimenmasslossrate,incombinationwiththeheatreleaserate.Smokedevelopmentismeasuredbyobscurationoflightbythecombustionproductstream.1.4Specimensshallbeexposedtoinitialtestheatfluxesintherangeof0to100kW/m2.Externalignition,whenused,shallbebyelectricspark.Thevalueoftheinitialtestheatfluxandtheuseofexternalignitionaretobeasspecifiedintherelevantmaterialorperformancestandard(seeX1.2).Thenormalspecimentestingorientationishorizontal,independentofwhethertheend-useapplicationinvolvesahorizontaloraverticalorientation.Theapparatusalsocontainsprovisionsforverticalorientationtesting;thisisusedforexploratoryordiagnosticstudiesonly.1.5Ignitabilityisdeterminedasameasurementoftimefrominitialexposuretotimeofsustainedflaming.1.6Thistestmethodhasbeendevelopedforuseformaterialandproductevaluations,mathematicalmodeling,designpurposes,ordevelopmentandresearch.Examplesofmaterialspecimensincludeportionsofanend-useproductorthevariouscomponentsusedintheend-useproduct.1.7ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.8Thisstandardisusedtomeasureanddescribetheresponseofmaterials,products,orassembliestoheatandflameundercontrolledconditions,butdoesnotbyitselfincorporateallfactorsrequiredforfirehazardorfireriskassessmentofthematerials,products,orassembliesunderactualfireconditions.1.9Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,seeSection7.
【中国标准分类号】:C80
【国际标准分类号】:17_200_10
【页数】:20P.;A4
【正文语种】:英语