NS EN 12939 Ed. 1 (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：Norwegian Standards (Norges Standardiseringsforbund)
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%.
Supersedes NS 8040. (04/2008)
NEN EN 12939:2000 - Identical
SS EN 12939 Ed. 1 (2000) - Identical
UNE EN 12939:2001 - Identical
I.S. EN 12939:2000 - Identical
UNI EN 12939:2002 - Identical
NBN EN 12939:2001 - Identical
NF EN 12939:2001 - Identical
ONORM EN 12939:2001 - Identical
DIN EN 12939 (2001-02) - Identical
BS EN 12939:2001 - Identical
SN EN 12939:2001 - Identical
