Rising Stem Metal Seat Gate Valve from China factory can see the lead stem and drive to lift or lower the disc through the stem and the steering wheel screw . The drive thread on the stem is outside the valve body. According to the movement direction and position of the stem, the opening and closing of the gate plate can be intuitively judged.
non rising stem brass seat gate valve which China manufacturers supply uses the compensation function of the elastic gate plate to produce the trace deformation to achieve the good sealing effect. The valve has the remarkable advantages of light switch, reliable sealing, good elastic memory and long service life.Hard sealed gate valve can be widely used in tap water, sewage, construction, food, electric power, medicine, metallurgy, light textile, energy system and other fluid pipelines as a regulating and closure device.