NF EN 1931:2000现行
Flexible Sheets For Waterproofing - Bitumen, Plastic And Rubber Sheets For Roof Waterproofing - Determination Of Water Vapour Transmission Properties
出版：Association Francaise de Normalisation
专家解读视频
Gives a method for determining the water vapour transmission properties and the calculation of the density of moisture flow rate, and the moisture resistance factor of waterproofing sheets. It applies to factory made bitumen, plastic and rubber sheets for roof waterproofing.
Indice de classement: P84-119 Partially supersedes NFP 84 310 (01/2001)
NEN EN 1931:2000 - Identical
SS EN 1931 Ed. 1 (2001) - Identical
UNE EN 1931:2001 - Identical
NS EN 1931 Ed. 1 (2000) - Identical
I.S. EN 1931:2000 - Identical
UNI EN 1931:2002 - Identical
NBN EN 1931:2000 - Identical
ONORM EN 1931:2000 - Identical
DIN EN 1931 (2001-03) - Identical
BS EN 1931:2000 - Identical
SN EN 1931:2001 - Identical
