Sedelon ------------Super Gate Valve

Sedelon ------------Super Gate Valve

Gate valve means stem nut on the bonnet or bracket, the opening and closing of the brake plate is to use rotary stem nut to achieve the valve stem lifting. This structure is advantageous to the lubrication of the stem, and the opening and closing degree is obvious, so it is widely used.

Usually on the lifting rod with trapezoidal screw threads, through the valve top of the nut and the guides lot on the rotating movement into a straight-line ,that is, the operation torque into operation Thrust.

Gate Valve's wedge is the gate, the movement direction and fluid direction are to be vertical, the OS&Y gate valve can only be fully open and full close, it cannot be regulate and throttle.

The gate valve is the leading basic products.Status and development of gate Valve using the oldest countries in the world still used,especially DN50~DN1050mm the following,more and more valves are still in the dominant.

Generally speaking, gate valve in petrochemical,power industry is the most widely used. high-temperature, high-temperature, medium-sized large caliber can be used, its use of medium for the general oil, steam and water, the highest temperature is 425 ℃. It has no directivity in the installation, can be horizontal, can also be installed vertically, it is characterized by good sealing performance.