High performance small size V/O-type regulating v

High Performance Small V/O Type Regulating Ball Valve Pneumatic Type Structure: Pneumatic Executing Components (135°,120°,90°) Air treatment Control Component Transponder Structure: A V/O shape access on one side smoothly connected to a 180°reversed one on the other side, which can achieve approximate equal percentage and linear of the flow if the size of access is required. A V/O Type Regulating Valve is a double compressed and double sealed product, which makes it available in highly compressed, sealed required and adjustability required situation. This is a self-developed production with all intelligence right reserved: Patent NO. 200620049909-7