A butterfly valve for a media under high pressure and/or at high temperature including a housing provided with a passage for the medium, a butterfly arranged as a shut-off member within the passage, a

A butterfly valve, comprising a housing containing a through-opening; a butterfly disk which is opened or closed by rotation of the butterfly disk on a shaft connected to the housing so that contact b

A butterfly valve comprising an annular valve body, a ring-shaped elastic valve seat fitted to an inner circumference of the valve body, said valve seat having diametrically opposed openings.

An annular valve body, a disk-shaped valve member having a rotation axis and pivotally mounted on said annular valve body at each end of said rotation axis to open or shut a fluid path defined by said

Create state-of-the-art games with the same tools and content used to build Half-Life 2, Portal, and Team Fortress Valve Hammer Editor, the Source map creation tool Plug-ins for popular 3D art and ani

damper, exhaust valves, and other types of high-level primary purpose of most modern building equipped with ventilation, air conditioning and smoke control systems, in the event of fire, these systems

Accordingly it is the general object of the present invention to provide a butterfly valve wherein the circumference of the valve does not press into the inner surface of the seat ring when the valve

This article tells us the commom faults and troubleshooting of butterfly valves.