
Railway Applications - Track - Concrete Sleepers And Bearers - Part 4: Prestressed Bearers For Switches And Crossings
出版:Standardiserings-Kommissionen I Sverige

专家解读视频
Describes additional technical criteria and control procedures as well as specific tolerance limits related to designing and manufacturing prestressed bearers for switches and crossings with a maximum length of 8,5 m.
NBN EN 13230-4:2009 - Identical
SN EN 13230-4:2009 - Identical
NS EN 13230-4:2009 - Identical
UNI EN 13230-4:2009 - Identical
DIN EN 13230-4 (2009-10) - Identical
ONORM EN 13230-4:2009 - Identical
UNE EN 13230-4:2010 - Identical
NEN EN 13230-4:2009 - Identical
NF EN 13230-4:2009 - Identical
BS EN 13230-4:2009 - Identical
I.S. EN 13230-4:2009 - Identical
ONORM EN 13230-4:2003 - Identical
UNE EN 13230-4:2003 - Identical
EN 13230-4:2016 - Identical
BS EN 13230-4:2016 - Identical