The electric butterfly valve adopts a centerline disc structure, the valve seat and the disc are alm...
Soft-sealing butterfly valve, as a component used to cut off the pipeline system and control the flo...
With the increase of the reverse medium pressure, when the unit positive pressure between the soft-...
The connection between the butterfly plate and the valve stem adopts a pinless structure, which over...
The valve seat sealing ring is composed of multi-layer stainless steel sheets on both sides of the s...
The gate valve can only be fully opened or fully closed, and cannot be used as a valve for regulatin...