ASTM E1966-2007 耐火连接系统的标准试验方法

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【英文标准名称】:StandardTestMethodforFire-ResistiveJointSystems
【原文标准名称】:耐火连接系统的标准试验方法
【标准号】:ASTME1966-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:E05.11
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:建设工程;寿命;火灾;耐火性;连接件;试验方法;空隙
【英文主题词】:constructiongap;cycling;fire;fire-resistance;fire-resistivejointsystems;fireseparatingelements;gaps;hosestream;joint;linearopenings;movement;void
【摘要】:Thistestmethodevaluates,underthespecifiedtestconditions:(1)theabilityofafireresistivejointsystemtoundergomovementwithoutreducingthefireratingoftheadjacentfireseparatingelementsand(2)thedurationforwhichtestspecimenswillcontainafireandretaintheirintegrityduringapredeterminedtestexposure.Thistestmethodprovidesforthefollowingmeasurementsandevaluationswhereapplicable:5.2.1Capabilityofthejointsystemtomovementcycle.5.2.2Loadbearingcapacityofthejointsystem.5.2.3Abilityofthejointsystemtoprohibitthepassageofflamesandhotgases.5.2.4Transmissionofheatthroughthejointsystem.5.2.5Abilityofthejointsystem,thatisanextensionofawall,toresistthepassageofwaterduringahosestreamtest.Thistestmethoddoesnotprovidethefollowing:5.3.1Evaluationofthedegreebywhichthejointsystemcontributestothefirehazardbygenerationofsmoke,toxicgases,orotherproductsofcombustion.5.3.2Measurementofthedegreeofcontrolorlimitationofthepassageofsmokeorproductsofcombustionthroughthejointsystem.5.3.3Measurementofflamespreadoverthesurfaceofthejointsystem.Note18212;Theinformationin5.3.1-5.3.3maybedeterminedbyothersuitablefiretestmethods.Forexample,5.3.3maybedeterminedbyTestMethodE84.5.3.4Evaluationofjointsformedbytheratedornon-ratedexteriorwallsandthefloorsofthebuilding.Inthisprocedure,thetestspecimensaresubjectedtooneormorespecificsetsoflaboratorytestconditions.Whendifferenttestconditionsaresubstitutedortheend-useconditionsarechanged,itisnotalwayspossibleby,orfrom,thistestmethodtopredictchangestothecharacteristicsmeasured.Therefore,theresultsarevalidonlyfortheexposureconditionsdescribedinthistestmethod.1.1Thisfire-test-responsetestmethodmeasurestheperformanceofjointsystemsdesignedtobeusedwithfireratedfloorsandwallsduringafireendurancetestexposure.Thefireendurancetestendpointistheperiodoftimeelapsingbeforethefirstperformancecriteriaisreachedwhenthejointsystemissubjectedtooneoftwotime-temperaturefireexposures.1.2ThefireexposureconditionsusedareeitherthosespecifiedbyTestMethodE119fortestingassembliestostandardtime-temperatureexposuresorTestMethodE1529fortestingassembliestorapid-temperaturerisefires.1.3Thistestmethodspecifiestheheatingconditions,methodsoftest,andcriteriafortheevaluationoftheabilityofajointsystemtomaintainthefireresistancewherehourlyratedfire-separatingelementsmeet.1.4Testresultsestablishtheperformanceofjointsystemsduringthefire-exposureperiodandshallnotbeconstruedashavingdeterminedthejointsystemssuitabilityforuseafterthatexposure.1.5Thistestmethoddoesnotprovidequantitativeinformationaboutthejointsystemrelativetotherateofleakageofsmokeorgasesorboth.However,itrequiresthatsuchphenomenabenotedandreportedwhendescribingthegeneralbehaviorofjointsystemsduringthefireendurancetestbutisnotpartoftheconditionsofcompliance.1.6Potentiallyimportantfactorsandfirecharacteristicsnotaddressedbythistestmethodinclude,butarenotlimitedto:1.6.1Theperformanceofthefire-resistivejointsystemconstructedwithcomponentsotherthanthosetested.1.6.2Thecyclicmovementcapabilitiesofjointsystemsotherthanthecyclingconditi......
【中国标准分类号】:Q70
【国际标准分类号】:91_080_40
【页数】:15P.;A4
【正文语种】: