API 6D Control Valve is a fluid flow control device manufactured in accordance with the specifications outlined by the American Petroleum Institute (API) in API 6D. Specifically tailored for use in pipeline systems within the petroleum and natural gas industries, these valves adhere to strict criteria for design, manufacture, assembly, and documentation. They are power-operated devices utilized to regulate and manipulate the flow of various fluids, including gas, oil, water, and steam, offering versatility in operation through electrical, pneumatic, or hydraulic mechanisms.