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【英文标准名称】:Hygrothermalperformanceofbuildingmaterialsandproducts-Determinationofwatervapourtransmissionproperties
【原文标准名称】:建筑材料和产品的湿温性能.水蒸气传输性能的测定
【标准号】:BSENISO12572-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-07-15
【实施或试行日期】:2001-08-15
【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】:湿度;吸水试验;渗透性测量;材料热性质;施工材料;水蒸气;水蒸气试验
【英文主题词】:Adhesives;Behaviour;Buildings;Calculatingmethods;Construction;Constructionmaterials;Definition;Definitions;Determination;Diffusioncoefficient;Diffusionresistance;Extenders;Foil;Gaspermeability;Heatengineering;Insulatingmaterials;Interpretations;Materialstesting;Mathematicalcalculations;Measuringaccuracy;Membranes;Moisture;Moistureaffects;Moisturemeasurement;Paints;Permability;Permeability;Permeabilitymeasurement;Plastics;Scoringprocedures(tests);Sealingmaterials;Steam;Testequipment;Testspecimens;Testing;Testingconditions;Thermalinsulatingmaterials;Thermalprotection;Vapours;Varnishes;Waterabsorption;Waterpermeability;Watervapourpermeability
【摘要】:Thisstandardspecifiesamethodbasedoncuptestsfordeterminingthewatervapourpermeanceofbuildingproductsandthewatervapourpermeabilityofbuildingmaterialsunderisothermalconditions.Differentsetsoftestconditionsarespecified.Thegeneralprinciplesareapplicabletoallhygroscopicandnonhygroscopicbuildingmaterialsandproducts,includingthosewithfacingsandintegralskins.Annexesgivedetailsoftestmethodssuitablefordifferentmaterialtypes.Thisstandardisnotapplicableinthecaseoftestspecimenswithwatervapourdiffusion-equivalentairlayerthicknessvalueslessthan0,1m,asaresultofincreasinguncertaintyinthemeasurementresults.Ifthemeasuredwatervapourdiffusion-equivalentairlayerthicknessisgreaterthan1500mthematerialcanbeconsideredimpermeable.Theresultsobtainedbythismethodaresuitablefordesignpurposes,productioncontrolandforinclusioninproductspecifications.
【中国标准分类号】:Q04
【国际标准分类号】:91_100_01
【页数】:37P.;A4
【正文语种】:英语