ANSI/ASTM E906-2007 用热电堆法测量材料与产品的热和可视烟雾释放率用试验方法

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【英文标准名称】:TestMethodforHeatandVisibleSmokeReleaseRatesforMaterialsandProductsUsingaThermopileMethod
【原文标准名称】:用热电堆法测量材料与产品的热和可视烟雾释放率用试验方法
【标准号】:ANSI/ASTME906-2007
【标准状态】:作废
【国别】:美国
【发布日期】:2007
【实施或试行日期】:2006-10-24
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:事故预防;建筑材料;燃烧特性;灾难控制;防火;耐火性;防火安全;热学;材料;阻燃性;释放;烟;测试;可视的
【英文主题词】:Accidentprevention;Buildingmaterials;Burningbehaviours;Disastercontrol;Fireprevention;Fireresistance;Firesafety;Heat;Materials;Refractability;Release;Smoke;Testing;Visible
【摘要】:Thistestmethodprovidesfordeterminingthereleaseratesofheatandvisiblesmoke(Note1)frommaterials,products,orassemblieswhenexposedtodifferentlevelsofradiantheat.Note1-Visiblesmokeisdescribedintermsoftheobscurationoftransmittedlightcausedbycombustionproductsreleasedduringthetests(see14.2.1).Thisfire-test-responsemethodassessesheatreleasebyathermalmethod,thermopile,usingaradiantheatsourcecomposedofanarrayoffourelectricalresistanceelements.Thistestmethodprovidesforradiantthermalexposureofaspecimenbothwithandwithoutapilot.Pilotedignitionresultsfromdirectflameimpingementonthespecimen(piloted,pointignition)orfromuseofthepilottoignitegasesevolvedbypyrolysisofthespecimen.Heatandsmokereleasearemeasuredfromthemomentthespecimenisinjectedintoacontrolledexposurechamber.Themeasurementsarecontinuedduringtheperiodofignition(andprogressiveflameinvolvementofthesurfaceinthecaseofpointignition),andtosuchatimethatthetestisterminated.TheapparatusdescribedinthistestmethodisoftenreferredtoastheOhioStateUniversity(OSU)rateofheatreleaseapparatus.ConfigurationsAandBarevariationsontheoriginaldesign.Thistestmethodissuitableforexposingessentiallyplanarmaterials,productsorassembliestoaconstant,imposedexternalheatfluxthatrangesfrom0to80kW/m.Thistestmethodisintendedforuseinresearchanddevelopmentandnotasabasisforrating,regulatory,orcodepurposes.Theapparatusdescribedinthistestmethodhasbeenusedintwoconfigurations.ConfigurationAisthatwhichisusedbytheFederalAviationAdministrationforassessingmaterialsforaircraftuse,atanexternalheatfluxof35kW/m(DOT/FAA/AR-00/12),whileconfigurationBissuitable,atvariousincidentheatfluxes,forresearchanddevelopmentpurposes.Thistestmethoddoesnotprovideinformationonthefireperformanceofthetestspecimensunderfireconditionsotherthanthoseconditionsspecifiedinthistestmethod.KnownlimitationsofthistestmethodaredescribedinHeatandsmokereleaseratesdependonanumberoffactors,includingtheformationofsurfacechar,theformationofanadherentash,samplethickness,andthemethodofmounting.Heatreleasevaluesareafunctionofthespecificspecimensize(exposedarea)tested.Resultsarenotdirectlyscaleabletodifferentexposedsurfaceareasforsomeproducts.Thetestmethodislimitedtothespecifiedspecimensizesofmaterials,products,orassemblies.Ifproductsaretobetested,thetestspecimenshallberepresentativeoftheproductinactualuse.Thetestislimitedtoexposureofonesurface;theoptionsforexposedsurfaceareverticalandhorizontalfacingup.Atveryhighspecimenheatreleaserates,itispossiblethatflamingisobservedabovethestack,whichmakesthetestinvalid.Nogeneralrelationshiphasbeenestablishedbetweenheatreleaseratevaluesobtainedfromhorizontallyandverticallyorientedspecimens.Specimensthatmeltanddripintheverticalorientationshallbetestedhorizontally.UsetheSIsystemofunitsinrefereedecisions;seeIEEE/ASTMSI-10.Firetestingofproductsandmaterialsisinherentlyhazardous,andadequatesafeguardsforpersonnelandpropertyshallbeemployedinconductingthesetests.Firetestinginvolveshazardousmaterials,operations,andequipment.SeeSection6.
【中国标准分类号】:Q10
【国际标准分类号】:13_220_50
【页数】:
【正文语种】:英语