Pilot piston steam valve
Y43H-25 pilot piston type steam valve from the main valve and pilot valve of two parts. The main valve is mainly composed of the seat, the main valve plate, piston, springs and other parts. Mainly by the pilot valve seat, valve, diaphragm, spring, adjusting springs and other parts. This product is based on the common valve made a great improvement, and increased piston area, changing the throttle structure and sealed form, increasing the flow area, etc., thereby improving the sensitivity, flow, and other aspects of life greatly improved performance. Mainly used for steam piping, suitable for high traffic flow changes, big changes in the inlet pressure steam piping.