NF B10-636-2003 天然石料试验方法.用摆动测试仪法测定防滑性能
作者:标准资料网 时间:2024-04-19 19:45:45 浏览:8166
来源:标准资料网
【英文标准名称】:Naturalstonetestmethods-Determinationoftheslipresistancebymeansofthependulumtester.
【原文标准名称】:天然石料试验方法.用摆动测试仪法测定防滑性能
【标准号】:NFB10-636-2003
【标准状态】:现行
【国别】:法国
【发布日期】:2003-12-01
【实施或试行日期】:2003-12-20
【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】:试验;定义;天然石料;岩石;摆动件;建筑物;耐剪切;地板覆盖物;建筑;材料试验;耐力
【英文主题词】:Buildings;Construction;Definition;Definitions;Floorcoverings;Materialstesting;Naturalstones;Pendulums;Resistance;Rocks;Shearingresistances;Testing
【摘要】:
【中国标准分类号】:D53
【国际标准分类号】:73_020;91_100_15
【页数】:14P;A4
【正文语种】:其他
【英文标准名称】:StandardTestMethodforCharacterizingtheEffectofExposuretoEnvironmentalCyclingonThermalPerformanceofInsulationProducts
【原文标准名称】:暴露于环境热循环对于保温产品的热性能的影响的标准试验方法
【标准号】:ASTMC1512-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:C16.33
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:environmentalcycling;thermalinsulation;Thermalinsulatingmaterials;Boardthermalinsulation;Composites--buildingapplications;Environmentalcontrol/fate;Fieldfabrication;Preformedthermalinsulation;Protectivefacings;Rigidthermalinsulatio
【摘要】:Exposingaspecimentoconditionsofone-directionalenvironmentalcyclingcanincreaseitsmoisturecontentuntiladecreaseinmaterialpropertiesoccurs(ataspecificnumberofcycles).Suchatestcouldbeinappropriateduetothenumberofcyclesrequiredtocauseadecreaseinmaterialpropertiessinceproductperformanceissuesoftenariseonlyaftermanyyearsofexposure.Theuseofapreconditioningprocedureisnotintendedtoduplicateexpectedfieldperformance.Ratherthepurposeistoincreasethemoisturecontentoftestmaterialspriortosubjectingtothemtoenvironmentalcycling.Themostimportantaspectofthepreconditioningprocedureisnon-uniformmoisturedistributioninthespecimen.Theheatflowisonedirectionalcausingmoistureflowtowardsthecoldsideresultinginzonesofdrymaterialonthewarmsideandhighmoisturecontentonthecoldside.(Whetherthehighmoisturecontentzoneislocatedrightatthecoldsurfaceofthespecimenoratsomedistancefromthissurfacedependsupontemperatureoscillationandabilityofthecoldsurfacetodryoutwards).Becausethepreconditioningprocedureinvolvesthermalgradient,thispreconditioningprocedureresultsinadistributionofmoisturecontentthatmayoccurunderfieldexposureconditions.However,theresultingmoisturecontentmaydiffersignificantlyfromthatwhichmaybedemonstratedintypicalproductapplications.Thepreconditioningresultsinaccumulationofmoistureinthethermalinsulationresultingfromthesimultaneousexposuretoadifferenceintemperatureandwatervaporpressure.Thistestmethodisnotintendedtoduplicatefieldexposure.Itisintendedtoprovidecomparativeratings.Asexcessiveaccumulationofmoistureinaconstructionsystemmayadverselyaffectitsperformance,thedesignershouldconsiderthepotentialformoistureaccumulationandthepossibleeffectsofthismoistureonthesystemperformance.1.1Thistestmethodisapplicabletopreformedorfieldmanufacturedthermalinsulationproducts,suchasboardstockfoams,rigidfibrousandcompositematerialsmanufacturedwithorwithoutprotectivefacings.SeeNote1Thistestmethodisnotapplicabletohightemperature,reflectiveorloosefillinsulation.Note18212;Iftheproductismanufacturedwithafacer,testproductwithfacerinplace.1.2Thistestmethodinvolvestwostages:preconditioningandenvironmentalcycling.Duringthefirststage,25mm(1in.)thickspecimensareusedtoseparatetwoenvironments.Eachoftheseenvironmentshasaconstantbutdifferenttemperatureandhumiditylevel.Duringtheenvironmentalcyclingstage,specimensalsodividetwoenvironmentsnamelyconstantroomtemperature/humidityononesideandcyclingtemperature/ambientrelativehumidityontheotherside.1.3Thistestmethodmeasurestheabilityoftheproducttomaintainthermalperformanceandcriticalphysicalattributesafterbeingsubjectedtostandardizedexposureconditions.Acomparisonismadebetweenmaterialpropertiesforreferencespecimensstoredinthelaboratoryforthetestperiodandspecimenssubjectedtothetwo-stagetestmethod.Toeliminatetheeffectofmoisturefromthecomparison,thematerialpropertiesofthelattertestspecimensaredeterminedaftertheyhavebeendriedtoconstantweight.Theaveragevaluedeterminedforeachofthetwosetsofspecimensisusedforcomparison.1.4Differentpropertiescanbemeasuredtoassesstheeffectofenvironmentalfactorsonthermalinsulation.Thistestmethodrequiresthatthermalresistancebedeterminedbaseduponanaverageforthreespecimensmeasuredaftercompletingthetest.Secondaryelementsofthistestmethodincludevisualobservationssuchascracking,delaminationorothersurfacedefects,as......
【中国标准分类号】:Q25
【国际标准分类号】:13_020_60
【页数】:7P.;A4
【正文语种】:英语
【英文标准名称】:Zincnitrate
【原文标准名称】:硝酸锌
【标准号】:JISK8543-1976
【标准状态】:作废
【国别】:日本
【发布日期】:
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JISC)
【起草单位】:Abolishment
【标准类型】:()
【标准水平】:()
【中文主题词】:无机酸;硝酸;硝酸盐;化学试剂;锌无机化合物
【英文主题词】:
【摘要】:
【中国标准分类号】:G62
【国际标准分类号】:
【页数】:3P;A4
【正文语种】:日语
