DIN EN 13469-2013 建筑设备和工业装置用热绝缘产品. 预制管绝缘层的水蒸汽传输性能的测定; 德文版本EN 13469-2012
Thermal insulating products for building equipment and industrial installations.Determination of water vapour transmission properties of preformed pipe insulation; German version EN 13469:2012
This European Standard specifies the equipment and procedure for determining the water vapour transmission properties in the steady state under specified test conditions for test specimens of preformed pipe insulation. It is applicable to thermal insulating products.