Hand operated Flat Valves

Product description and features of manual flat plate valve:Structural design: The manual flat plate valve is mainly composed of valve body, valve seat, gate, valve stem, handwheel and other components. The valve body is usually manufactured by casting or welding process, with good pressure resistance and sealing. The sealing surface of the valve seat and the gate is finely processed and specially treated to ensure a good sealing effect. The valve stem is connected to the gate, and the valve stem is driven up and down by rotating the handwheel to realize the opening and closing control of the gate.Working principle: The manual flat plate valve is a cut-off valve. Its gate is parallel to the fluid channel when opened and perpendicular to the channel when closed. The fluid is controlled by the lifting and lowering of the gate. When the handwheel is rotated clockwise, the valve stem drives the gate down, and the gate fits tightly with the valve seat to cut off the fluid channel; when the…