A marine valve is a device used to control the pressure, flow and direction of fluid in a pipeline to meet the environmental conditions of a ship. A valve is a control device for a fluid pipeline. Its basic function is to connect or cut off the flow of the medium, change the flow direction of the medium, and adjust the pressure and flow of the medium to ensure the normal operation of the pipeline. In Principle: According to the pressure of the valve stem, the sealing surface of the valve plate and the sealing surface of the valve seat are tightly fitted together to prevent the flow of the medium. Advantage: Marine valves are designed specifically for use in the marine environment, and they offer several advantages over other types of valves. Here are some of the main advantages of marine valves: Corrosion-resistant: Marine valves are made from high-quality materials that are highly resistant to corrosion from saltwater and other harsh marine environments. Reliable operation: Marine valves are designed to operate reliably in demanding marine conditions, ensuring that critical systems function properly at all times. High durability: Marine valves are built to last and withstand the harsh marine environment, which means they have a longer lifespan than other types of valves. Easy to maintain: Marine valves are designed for easy maintenance, with simple designs and easy-to-access components. Safety: Marine valves are designed with safety in mind, and many are equipped with features such as emergency shut-off capabilities to prevent accidents. Wide range of applications: Marine valves can be used in a wide range of applications, including ballast systems, cooling systems, fuel systems, and more.