What are the classifications of Forged Gate Valve?

Forged Gate Valve refers to a valve in which the closing member (gate) moves in the vertical direction of the centerline of the passage. The forged steel gate valve is mainly used for cutting off in the pipeline. Forged steel gate valve is a widely used valve, and it is generally used for cutting devices with a diameter of DN ≤ 50. Forged steel gate valves are more common.
According to the connection method of the valve, it is divided into: flange gate valve, welded gate valve, threaded gate valve (also divided into internal thread, external thread).
According to the pressure level of the valve, it is divided into: high pressure gate valve, low (medium) pressure gate valve.
According to the driving mode of the valve, it is divided into: electric gate valve, pneumatic gate valve, manual gate valve.