Butterfly valve for controlling high-temperature fluid
Butterfly valve for erosive fluid streams
Butterfly valve for regulating a fluid flow
Butterfly valve having an improved stem seal
Butterfly valve having cartridge construction with improved...
Butterfly valve having high performance disc
Butterfly valve having improved positive closure means
Butterfly valve having metal-to-metal sealing with conical...
Butterfly valve noise suppressor
Butterfly valve safety lock
Butterfly valve seat
Butterfly valve seat
Butterfly valve thruport seal
Butterfly valve with a retaining ring
Butterfly valve with a rigid seal
Butterfly valve with a sealing element in elastomeric...
Butterfly valve with an improved obturation device
Butterfly valve with compound movement
Butterfly valve with improved shaft connection
Butterfly valve with improved stem sealing means