Screw Down Check Valve Cast Steel 20K JIS

Cast steel screw down check valve manufactured according to JIS standard with 20K pressure rating. This design combines manual shut-off functionality with automatic non-return operation. When fully opened, the valve operates as a check valve, preventing reverse flow. Suitable for steam, water and industrial process systems where controlled flow and backflow prevention are required. Available in multiple nominal diameters within the 20K series.