NEN EN 12939:2000现行
Thermal Performance Of Building Materials And Products - Determination Of Thermal Resistance By Means Of Guarded Hot Plate And Heat Flow Meter Methods - Thick Products Of High And Medium Thermal Resistance
出版：Nederlands Normalisatie Instituut
专家解读视频
This standard particularly addresses towards specific problems related with testing according to European product standards, thick high and medium thermal resistance specimens with heat flow meter or guarded hot plate. The guarded hot plate and heat flow meter apparatus can be operated up to thickness of 100 mm to 150 mm and the accuracy has to be kept within 2%.
UNE EN 12939:2001 - Identical
UNI EN 12939:2002 - Identical
SN EN 12939:2001 - Identical
BS EN 12939:2001 - Identical
DIN EN 12939 (2001-02) - Identical
ONORM EN 12939:2001 - Identical
NF EN 12939:2001 - Identical
NBN EN 12939:2001 - Identical
I.S. EN 12939:2000 - Identical
NS EN 12939 Ed. 1 (2000) - Identical
SS EN 12939 Ed. 1 (2000) - Identical
