NS EN 13230-4 Ed. 1 (2003)被替代
Railway Applications - Track - Concrete Sleepers And Bearers - Part 4: Prestressed Bearers For Switches And Crossings
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
Specifies additional technical criteria and control procedures as well as specific tolerance limits relating to the design and manufacture of prestressed bearers for switches and crossings with a maximum length of 5,5 m.
ONORM EN 13230-4:2003 - Identical
NEN EN 13230-4:2003 - Identical
UNE EN 13230-4:2003 - Identical
UNI EN 13230-4:2003 - Identical
I.S. EN 13230-4:2003 - Identical
NF EN 13230-4:2003 - Identical
NBN EN 13230-4:2003 - Identical
SN EN 13230-4:2003 - Identical
DIN EN 13230-4 (2003-03) - Identical
BS EN 13230-4:2002 - Identical
NF EN 13230-4:2009 - Identical
SS EN 13230-4 Ed. 1 (2002) - Identical
