I.S. EN ISO 8990:1997现行
Thermal Insulation - Determination Of Steady-state Thermal Transmission Properties - Calibrated And Guarded Hot Box
出版：National Standards Authority of Ireland
专家解读视频
Covers the principles for the design of the apparatus and minimum requirement that shall be met for determination of the laboratory steady-state thermal transmission properties of building components and similar components for industrial use.
UNI EN ISO 8990:1999 - Identical
NBN EN ISO 8990:1996 - Identical
DIN EN ISO 8990 (1996-09) - Identical
ONORM EN ISO 8990:1996 - Identical
BS EN ISO 8990:1996 - Identical
NEN EN ISO 8990:1997 - Identical
SN EN ISO 8990:1996 - Identical
UNE EN ISO 8990:1997 - Identical
SS EN ISO 8990 Ed. 1 (1996) - Identical
ISO 8990:1994 - Identical
NS EN ISO 8990 Ed. 1 (1997) - Identical
NF EN ISO 8990:1996 - Identical
