Jokwang JRV-SF21 series pressure reducing valve is a pilot operated valve that is used to reduce and stabilize the pressure in the steam pipelines. The top cover can be unscrewed from the body, which allows maintenance of the valves without dismantling them from the pipeline line. For normal operation of the valves, a steam trap, a vapor separator and a filter must be installed in front of them. The valves are mounted in horizontal pipelines.
Body and bonnet of JRV-SF21 reducing valves are made of steel, the diaphragm, seats and discs of the main and pilot valves are made of stainless steel, the plunger and cylinder are made of bronze, the spring is made of carbon steel. Connections are flanged. The output pressure range is 0.35…16 bar. The maximum operating temperature is +250 °C. Medium – steam.