German STINIS valves STINIS models STINIS prices

The closing element of the STINIS valve is a plug-shaped disc, with a flat or conical sealing surface. The disc moves linearly along the centerline of the valve seat. The stem movement type (common name: rising stem) also includes lift-and-rotate stems. It can be used to control the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metals, and radioactive media. Therefore, this type of shut-off stop valve is very suitable for isolation, regulation, and throttling. Because the opening or closing stroke of the valve stem of this type of valve is relatively short, and it has very reliable