ANSI/ASTM E648-2008 使用辐射热源的地板覆盖系统的临界辐射通量用试验方法

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【英文标准名称】:TestMethodforCriticalRadiantFluxofFloor-CoveringSystemsUsingaRadiantHeatEnergySource
【原文标准名称】:使用辐射热源的地板覆盖系统的临界辐射通量用试验方法
【标准号】:ANSI/ASTME648-2008
【标准状态】:作废
【国别】:美国
【发布日期】:2008
【实施或试行日期】:2008-01-29
【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】:覆盖;临界的;能源;地板覆盖物;楼板;热源;辐射能;辐射通量;辐射热;测试
【英文主题词】:Covering;Critical;Energysources;Floorcoverings;Floors;Heatsources;Radiantenergies;Radiantflux;Radiantheat;Testing
【摘要】:Thisfire-test-responsestandardcoversaprocedureformeasuringthecriticalradiantfluxofhorizontallymountedfloor-coveringsystemsexposedtoaflamingignitionsourceinagradedradiantheatenergyenvironmentinatestchamber.Aspecimenismountedoverunderlayment,asimulatedconcretestructuralfloor,bondedtoasimulatedstructuralfloor,orotherwisemountedinatypicalandrepresentativeway.Thisfire-test-responsestandardmeasuresthecriticalradiantfluxatflame-out.Itprovidesabasisforestimatingoneaspectoffireexposurebehaviorforfloor-coveringsystems.Theimposedradiantfluxsimulatesthethermalradiationlevelslikelytoimpingeonthefloorsofabuildingwhoseuppersurfacesareheatedbyflamesorhotgases,orboth,fromafullydevelopedfireinanadjacentroomorcompartment.Thestandardwasdevelopedtosimulateanimportantfireexposurecomponentoffiresthatdevelopincorridorsorexitwaysofbuildingsandisnotintendedforroutineuseinestimatingflamespreadbehavioroffloorcoveringinbuildingareasotherthancorridorsorexitways.SeeAppendixX1forinformationonproperapplicationandinterpretationofexperimentalresultsfromuseofthistest.ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thetextofthisstandardreferencesnotesandfootnotesthatprovideexplanatoryinformation.Thesenotesandfootnotes,excludingthoseintablesandfigures,shallnotbeconsideredasrequirementsofthisstandard.Thisstandardisusedtomeasureanddescribetheresponseofmaterials,products,orassembliestoheatandflameundercontrolledconditionsbutdoesnotbyitselfincorporateallfactorsrequiredforfire-hazardorfire-riskassessmentofmaterials,products,orassembliesunderactualfireconditions..Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecifichazardstatementsaregiveninSection7.
【中国标准分类号】:
【国际标准分类号】:97_150
【页数】:
【正文语种】:英语