I.S. EN 622-4:1998被替代
Fibreboards - Specifications - Requirements For Softboards
出版：National Standards Authority of Ireland
专家解读视频
Defines requirements for softboards as specified in EN 316, which have a density in excess of 230 kg/m. Concerned with product properties but are not characteristic values for use in design calculation.
SN EN 622-4:1997 - Identical
NEN EN 622-4:1997 - Identical
BS EN 622-4:1997 - Identical
DIN EN 622-4 (1997-08) - Identical
ONORM EN 622-4:1997 - Identical
NBN EN 622-4:1997 - Identical
NF EN 622-4:1997 - Identical
UNI EN 622-4:1998 - Identical
NS EN 622-4 Ed. 1 (1997) - Identical
SS EN 622-4 Ed. 1 (1997) - Identical
UNE EN 622-4:1997 - Identical
