专家解读视频
Describes outside diameters for conduits used in electricalinstallations or in communication systems and the dimensionalrequirements for threads.
SN EN 60423:1994 - Identical
BS EN 60423:2007 - Identical
ONORM EN 60423:1995 - Identical
DIN EN 60423 (1995-04) - Identical
I.S. EN 60423:1995 - Identical
NF EN 60423:1995 - Identical
SS EN 60423 Ed. 1 (1995) - Identical
UNE EN 60423:1996 - Identical
