【英文标准名称】:StandardTestMethodforMeasurementofMassLossandIgnitabilityforScreeningPurposesUsingaConicalRadiantHeater
【原文标准名称】:使用圆锥辐射加热器测量屏蔽用质量损耗和可燃性的标准试验方法
【标准号】:ASTME2102-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:coneheater;fire;fire-test-responsecharacteristic;heatrelease;ignitability;massloss;Conicalradiantheater;Fire-testresponse;Heatflux;Ignition--buildingmaterials;Masslosstesting;Radiantenergy;Screenanalysis
【摘要】:Thistestmethodprovidesameansforscreeningmaterials,products,orassemblies,forthemassloss,andignitabilitytheyexhibitunderspecifiedheatfluxexposureconditions.Asanoption,thetestmethodisalsosuitableforscreeningfortheheatreleased,byusingathermopilemethod(SeeAnnexA2).TerminologyE176,onfirestandards,statesthatfire-test-responsecharacteristicsincludeeaseofignitionandmassloss(bothmeasuredinthistestmethod),aswellasflamespread,smokegeneration,fireendurance,andtoxicpotencyofsmoke.Themasslossrateofamaterial,product,orassemblyisafire-test-responsecharacteristicthatgivesanindicationofitsburningrate.Thus,alowermasslossrateisoftenassociatedwithslowerburning.Note,however,thatmasslossisnotalwaysaresultofcombustion,andthatthismethoddoesnotassessreleaseofsmokeorcombustionproducts.Thetimetoignitionofamaterial,product,orassemblyisafire-test-responsecharacteristicthatgivesanindicationofitspropensitytoigniteattheappliedheatfluxlevelandsubsequentlytoreleaseheatandspreadflameoveritssurface.Thus,alongertimetoignitionisanindicationofalowerpropensityforthematerial,product,orassemblytobecomeinvolvedandcontributetofirespreadorgrowth;howeverthismethoddoesnotassessthesmokeorcombustionproductsreleased.Theapparatususedforthistestmethodissuitabletoassessthecriticalheatfluxforignitionofthematerials,products,orassembliestested,byassessingignitabilityatvariousheatfluxes(seeAppendixX3forguidance).Valuesdeterminedbythistestarespecifictothespecimenintheformandthicknesstestedandarenotinherentfundamentalpropertiesofthematerial,product,orassemblytested.Thus,closelyrepeatableorreproducibleexperimentalresultsarenottobeexpectedfromthistestmethodwhentestsareconductedforagivenmaterial,product,orassembly,whileintroducingvariationsinpropertiessuchasspecimenthicknessordensity.Noincidentirradianceisspecifiedinthistestmethod.Theinstrumentiscapableofgeneratingirradiancesrangingupto100kW/m2.Thechoiceofirradianceisafunctionoftheapplicationofthematerial,product,orassemblytobetested,andofthefirescenariotheuserisinvestigating.However,themethodisnotsuitableforincidentirradiancesbelow10kW/m3(see5.7.3).Themethodusedforoptionallymeasuringheatrelease,athermopile,isnotasaccurateastheconventionaloxygenconsumptioncalorimetrymethod,usedintheconecalorimeter,TestMethodE1354,initsapplicationsstandards,suchasTestMethodE1474andE1740,orinintermediatescaleoralargescalecalorimetrytestmethods,suchasTestMethodsE1623,E1537,E1590orD5537(seealsoAnnexA2).Ontheotherhandthethermopilemethodofassessingheatreleasehasbeenusedextensivelybecauseofitssimplicity,includingTestMethodE906,andotherapplicationsdiscussedinGuide【英文标准名称】:Woodpreservatives-DeterminationoftoxicvaluesagainstRecticulitermesspecies(Europeantermites)(Laboratorymethod).
【原文标准名称】:木材防腐剂.防犀白蚁属种(欧洲白蚁)的毒效测定(实验室法)
【标准号】:NFX41-538-2005
【标准状态】:现行
【国别】:法国
【发布日期】:2005-08-01
【实施或试行日期】:2005-08-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:方法;试验报告;木材防腐;效率;实验室试验;有毒值;木材;试样;试样制备;检验;材料试验;定义;化合物;实验室;木材防腐剂;保护剂;试验木材;白蚁;食木生物;抗病虫害试验;种间侵害;试验
【英文主题词】:
【摘要】:
【中国标准分类号】:B71
【国际标准分类号】:71_100_50
【页数】:21P;A4
【正文语种】:其他