
Polymeric Materials, Cellular, Flexible - Determination Of Air Flow Value At Constant Pressure-Drop
出版:Italian Standards

专家解读视频
Describes two methods for determining the air flow value of flexible cellular polymeric materials: - method A, for conventional types of flexible cellular polymeric material; - method B, for all types of flexible cellular polymeric material, but especially for materials with a low permeability to air.
I.S. EN ISO 7231:2010 - Identical
BS EN ISO 7231:2010 - Identical
NS EN ISO 7231 Ed. 1 (1998) - Identical
UNE EN ISO 7231:1998 - Identical
SN EN ISO 7231:1998 - Identical
DIN EN ISO 7231 (1998-01) - Identical
ONORM EN ISO 7231:1998 - Identical
UNE EN ISO 7231:2011 - Identical
DIN EN ISO 7231 (2010-12) - Identical
SN EN ISO 7231:2010 - Identical
NS EN ISO 7231:2010 - Identical
ONORM EN ISO 7231:2010 - Identical
SS EN ISO 7231 Ed. 2 (2010) - Identical
NBN EN ISO 7231:2010 - Identical
NF EN ISO 7231:2010 - Identical
NEN EN ISO 7231:2010 - Identical