Top-Guided Control Valve is a widely used device for regulating and cutting off various liquid and gas mediums, known for its simple and reliable structure design. It is easy to install or replace and features a fully enclosed structure that prevents leakage. The valve is highly accurate with low repeatability and comes in a wide variety of designs suitable for different mediums. Mechanical sealing technology ensures liquid tightness. The valve consists of several components, including the valve body, stem, guide ring, seat ring, gasket, packing, and other parts. The valve body is typically made through casting or forging and has a flange on one end for joining with other pipe systems.