【英文标准名称】:Testmethodsfordeterminingthecontributiontothefireresistanceofstructuralmembers-Appliedprotectiontosteelmembers
【原文标准名称】:测定结构薄板耐火性的试验方法.用钢薄板的于防火
【标准号】:BSDDENV13381-4-2002
【标准状态】:现行
【国别】:英国
【发布日期】:2002-08-02
【实施或试行日期】:2002-08-02
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:建筑;组件;规范(验收);防火;建筑物组件的试验;承重板;燃烧试验;防火耐火结构;火焰表面传播;结构构件;耐火时间;性能试验;耐火性;耐火材料;消防设备;定义;结构钢件
【英文主题词】:
【摘要】:ThispartofthisEuropeanPrestandardspecifiesatestmethodfordeterminingthecontributionmadebyappliedfireprotectionsystemstothefireresistanceofstructuralsteelmembers,whichcanbeusedasbeams,columnsortensionmembers.Theevaluationisdesignedtocoverarangeofthicknessesoftheappliedfireprotectionmaterial,arangeofsteelsections,characterizedbytheirsectionfactors,arangeofdesigntemperaturesandarangeofvalidfireprotectionclassificationperiods.ThisEuropeanPrestandardappliestofireprotectionmaterialswherethegapbetweenthematerialandtheflangefacesofthesteelmemberislessthan5mminsize.Otherwise,thetestmethodsinENV13381-1orENV13381-2,asappropriate,apply.ThisEuropeanPrestandardcontainsthefiretestwhichspecifiesthetestswhichshouldbecarriedouttodeterminetheabilityofthefireprotectionsystemtoremaincoherentandfixedtothesteelwork,andtoprovidedataonthethermalcharacteristicsofthefireprotectionsystem,whenexposedtothestandardtemperature/timecurvespecifiedinEN1363-1.Inspecialcircumstances,wherespecifiedinnationalbuildingregulations,therecanbeaneedtosubjectreactiveprotectionmaterialtoasmoulderingcurve.ThetestforthisandthespecialcircumstancesforitsusearedescribedinannexA.ThefiretestmethodologymakesprovisionforthecollectionandpresentationofdatawhichcanbeusedasdirectinputtothecalculationoffireresistanceofsteelstructuralmembersinaccordancewiththeproceduresgiveninENV1993-1-2.ThisEuropeanPrestandardalsocontainstheassessmentwhichprescribeshowtheanalysisofthetestdatashouldbemadeandgivesguidanceontheproceduresbywhichinterpolationshouldbeundertaken.Theassessmentprocedureisusedtoestablish:a)onthebasisoftemperaturedataderivedfromtestingloadedandunloadedsections,acorrectionfactorandanypracticalconstraintsontheuseofthefireprotectionsystemunderfiretestconditions,(thephysicalperformance);b)onthebasisofthetemperaturedataderivedfromtestingshortsteelcolumnsections,thethermalpropertiesofthefireprotectionsystem,(thethermalperformance).Thelimitsofapplicabilityoftheresultsoftheassessmentarisingfromthefiretestaredefined,togetherwithpermitteddirectapplicationoftheresultstodifferentsteelsectionsandgradesandtodifferentfireprotectionsystemsandfixings.TheresultsofthetestandassessmentobtainedaccordingtothispartofENV13381aredirectlyapplicabletosteelsectionsof"I"and"H"crosssectionalshape.GuidanceisgiveninannexBontheapplicationofthedataobtainedfrom"I"and"H"steelsectionstoothersectionshapes.
【中国标准分类号】:C80
【国际标准分类号】:13_220_50
【页数】:80P;A4
【正文语种】:英语