NEN EN 674:1997被替代
Glass In Building - Determination Of Thermal Transmittance (u-value) - Guarded Hot Plate Method
出版：Nederlands Normalisatie Instituut
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.
ONORM EN 674:1998 - Identical
SS EN 674 Ed. 1 (1997) - Identical
NS EN 674 Ed. 1 (1998) - Identical
NBN EN 674:1998 - Identical
NF EN 674:1998 - Identical
I.S. EN 674:1998 - Identical
UNI EN 674:1999 - Identical
UNE EN 674:1998 - Identical
SN EN 674:1997 - Identical
BS EN 674:1998 - Identical
DIN EN 674 (1999-01) - Identical
