BS EN 21974:1994被替代
Paper. Determination of tearing resistance (Elmendorf method)
出版：British Standards Institution
专家解读视频
A method using the single tear apparatus. Can also be applied to light boards if the tearing resistance is within the range of the instrument.
© British Standards Institution 2013
Amendment notes:
AMD 8176 published 15 December 1994
Document identifier notes:
Formerly BS 4468:1990.
SS EN 21974 Ed. 1 (1995) - Identical
ISO 1974:1990 - Identical
UNE EN 21974:1996 - Identical
UNI EN 21974:1995 - Identical
I.S. EN 21974:1994 - Identical
NF EN 21974:1994 - Identical
NBN EN 21974:1995 - Identical
DIN EN 21974 (1994-09) - Identical
ONORM EN 21974:1994 - Identical
SN EN 21974:1995 - Identical
