YFM pressure seal valves are designed for high temperature, high pressure, services mainly encountered in nuclear and fossil fuel power plant. Compare with bolted bonnet valves, YFM pressure seal valves are less complicated and can provide absolute excellent seal service with minimum maintenance.

Design Feature:

•Pressure seal – uncomplicated design has segmented
  retaining ring and mild steel gasket to aid disassembly.
•Stellited seating surface
•Low emission control
•Fully guiding
•Absolute bonnet joint leak proof
•Integral backseat – hardfaced for maximum life.

Products Range:
Size: 2"～16" 
Rating: ANSI Class 600lb-2500lb 
Materials : Carbon steel: ASTM A216 WCB Alloy Steel: ASTM A217-WC6,WC9,C5,C12 Stainless Steel:CF8,CF8M,CF3,CF3M or Equivalent. 
Actuation: