【英文标准名称】:StandardTestMethodforBehaviorofMaterialsinaVerticalTubeFurnaceat750176;C
【原文标准名称】:750℃时立式管炉中材料特性的标准试验方法
【标准号】:ASTME136-2009b
【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】:E05.23
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:buildingmaterials;combustion;heatedtube;limitedcombustion;Setchkinfurnace;tubefurnace;verticaltubefurnace;Fire-resistantmaterials/testing;Firetesting--buildingmaterials;Refractorytubemethod;Verticaltubefurnacemethod
【摘要】:Whileactualbuildingfireexposureconditionsarenotduplicated,thistestmethodwillassistinindicatingthosematerialswhichdonotacttoaidcombustionoraddappreciableheattoanambientfire.Materialspassingthetestarepermittedlimitedflamingandotherindicationsofcombustion.1.1Thisfire-test-responsetestmethodcoversthedeterminationunderspecifiedlaboratoryconditionsofcombustioncharacteristicsofbuildingmaterials.1.2Limitationsofthisfire-testresponsetestmethodareshownbelow.1.2.1Thistestmethoddoesnotapplytolaminatedorcoatedmaterials.1.2.2Thistestmethodisnotsuitableorsatisfactoryformaterialsthatsoften,flow,melt,intumesceorotherwiseseparatefromthemeasuringthermocouple.1.2.3Thistestmethoddoesnotprovideameasureofanintrinsicproperty.1.2.4Thistestmethoddoesnotprovideaquantitativemeasureofheatgenerationorcombustibility;itsimplyservesasatestmethodwithselected(endpoint)measuresofcombustibility.1.2.5Thetestmethoddoesnotmeasuretheself-heatingtendenciesofmaterials.1.2.6Inthistestmethodmaterialsarenotbeingtestedinthenatureandformusedinbuildingapplications.Thetestspecimenconsistsofasmall,specifiedvolumethatiseither(1)cutfromathicksheet;(2)assembledfrommultiplethicknessesofthinsheets;or(3)placedinacontainerifcomposedofgranularpowderorloose-fibermaterials.1.2.7Resultsfromthistestmethodapplytothespecifictestapparatusandtestconditionsandarelikelytovarywhenchangesaremadetooneormoreofthefollowing:(1)thesize,shape,andarrangementofthespecimen;(2)thedistributionoforganiccontent;(3)theexposuretemperature;(4)theairsupply;(5)thelocationofthermocouples.1.3Thistestmethodreferencesnotesandfootnotesthatprovideexplanatoryinformation.Thesenotesandfootnotes,excludingthoseintablesandfigures,shallnotbeconsideredasrequirementsofthistestmethod.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thisstandardisusedtomeasureanddescribetheresponseofmaterials,products,orassembliestoheatandflameundercontrolledconditions,butdoesnotbyitselfincorporateallfactorsrequiredforfire-hazardorfire-riskassessmentofthematerials,products,orassembliesunderactualfireconditions.1.6Firetestingisinherentlyhazardous.Adequatesafeguardsforpersonnelandpropertyshallbeemployedinconductingthesetests.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:J98
【国际标准分类号】:13_220_50
【页数】:11P.;A4
【正文语种】:英语