SN-EV is a galvanized steel pipe threaded nipple made of rolled mild steel with zinc-nickel alloy. This threaded nipple is used for the threaded socket SM-EV and for the galvanized steel pipe counter ring SGR-EV. This product is suitable for laying cables with functional integrity (E30/ E60/ E90) and has been tested in the system.0605 DIN EN 61386-21