I.S. EN ISO 2439:2009现行
Flexible Cellular Polymeric Materials - Determination of Hardness (indentation Technique)
出版：National Standards Authority of Ireland
专家解读视频
Describes four methods (A to D) for the determination of indentation hardness and one method (E) for determination of compressive deflection coefficient and hysteresis loss rate of flexible cellular materials.
NS EN ISO 2439 Ed. 2 (2008) - Identical
NBN EN ISO 2439:2009 - Identical
SN EN ISO 2439:2009 - Identical
ONORM EN ISO 2439:2009 - Identical
NF EN ISO 2439:2009 - Identical
UNI EN ISO 2439:2009 - Identical
NEN EN ISO 2439:2009 - Identical
BS EN ISO 2439:2008 - Identical
UNE EN ISO 2439:2009 - Identical
