SN EN 674:2011现行
Glass In Building - Determination Of Thermal Transmittance (U Value) - Guarded Hot Plate Method
出版：Swiss Standards
专家解读视频
Defines a measurement procedure for determination of the thermal transmittance of glazing with flat and parallel surfaces, including structured surfaces, such as patterned glass.
Also numbered as SIA 331-153. (12/2011)
SS EN 674 Ed. 2 (2011) - Identical
UNI EN 674:2011 - Identical
NF EN 674:2011 - Identical
BS EN 674:2011 - Identical
UNE EN 674:2011 - Identical
NBN EN 674:2011 - Identical
NEN EN 674:2011 - Identical
