1. Home
  2. Menu of Valves : For Special Application

For Special Application

Motor Operated High Differential Pressure Regulating Valve

Motor Operated High Differential Pressure Regulating Valve

Size 2 inch〜6 inch
Class 900〜4500
Material JIS SF 490A, SFVA F11A , F22B(similar to ASTM A105, F11, F22)
Summary This valve has a construction where flow control is made at cage orifice in place of valve seat, to protect valve seat from erosion expected due to very high differential pressure and for easier maintenance and repairing.
Working differential pressure in the feed water line is 19.6MPa or less, and in case where the differential pressure is more than this, it is recommended that multi-stage orifice installed at the valve inlet side.

Extraction Steam Non-Return Valve

Extraction Steam Non-Return Valve

Size 4 inch〜32 inch
Class 150〜900
Material JIS SCPH 2, SCPH 21(similar to ASTM WC B, WC 6)
Summary This valve is a swing type check valve with quick closing mechanism provided to extraction steam line of turbine.
We have manufactured and supplied more than 1500 sets of this type for more than thirty years and the products have been used at both domestic and overseas thermal and nuclear power plants, obtaining high reputation and reliance.