QBM - Special stub SDR 17,6 - S 8,3
Chamfered stub flange short spigot for butt welding to be used with FE/FK butterfly valves SDR 17,6 - S 8,3.
Chamfered stub flange short spigot for butt welding to be used with FE/FK butterfly valves SDR 17,6 - S 8,3.
