UNI EN 13450:2013现行
Aggregates For Railway Ballast
出版：Italian Standards
专家解读视频
Defines the properties of aggregates obtained by processing natural, manufactured or recycled crushed unbound aggregates for use in construction of the upper layer of railway track.
NBN EN 13450:2013 - Identical
NS EN 13450:2013 - Identical
ONORM EN 13450:2013 - Identical
NBN EN 13450:2003 - Identical
NF EN 13450:2003 - Identical
NS EN 13450:2002 - Identical
UNE EN 13450:2003 - Identical
ONORM EN 13450:2004 - Identical
SN EN 13450:2002 - Identical
DIN EN 13450 (2013-07) - Identical
NEN EN 13450:2013 - Identical
SS EN 13450 Ed. 2 (2013) - Identical
BS EN 13450:2013 - Identical
I.S. EN 13450:2013 - Identical
