Hydro-Пневматический Pressure Switch (QKY21-40)

Technical parameters:

Nominal working pressure: 21MPa

Bore size: 20mm

Hydrulic control pressure: ≥6MPa

Air supply pressure: 0.53-1mpa

Globe valves (GlobeValve) open and closed body is a closed valve, in the seal plane or sea cone, the valve seat along the center line straight line movement.Клапан stem movement form, (generic name: dark rod), lifting rotary rod type can control air, water, steam, various corrosive media, slurry, oil, liquid metal and radioactive media and other types of fluid flow.Therefore, this type of globe valve is ideal for cutting off or regulating and throttling.The valve has a short stem open or close stroke and a very reliable cutting function, and the change in the seat outlet is proportional to the valve stroke.Very suitable for flow regulation.