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Regulating valve is a kind of automated valve used to control fluid flow, pressure and temperature, widely used in petroleum, chemical, electric power, metallurgy, pharmaceutical, food and environmental protection and other working conditions. The valve is suitable for water, steam, gas, oil and a variety of corrosive media, with good corrosion resistance and sealing performance. The control valve realizes precise control of fluid parameters by adjusting the spool position, and supports manual, electric and pneumatic drive methods to meet the needs of different automation control systems. Advantages of the product include sensitive response, wide adjustment range, stable control, compact structure, long service life and easy maintenance. The control valve not only realizes the precise adjustment of flow, but also effectively controls pressure and temperature to improve the system operation efficiency and safety. Its versatility and high reliability make it a key device in modern industrial process automation control.