YSF-4 Type Safety Valve (Full Bore-Closed Bonnet Type)

Steam boiler
Pressure Vessel

Features

• Simple structure and outstanding performance.
• Superb performance, followed by strict quality control procedure.
• High impact resistance and good abrasion resistance : The disc and seat are stainless steel welded with satellite.
• Test lever attached : Periodical performance inspections can be conducted.
• Approval from the Korea Occupational Safety and Health Agency (KOSHA).

Specification:

• Type: YSF-4
• Size: 25(1“)~200(8")
• Test lever: No
• Applicable fluid:  Liquid
• Set pressure range: 0.1~3.0 MPa
• Fluid temperature: 80°C below
• Material:
  • Body: SCPH2
  • Disc, seat: SSC13 (Stellite welding)
• End connection:
  • Inlet: 10, 20, 30K RF FLANGE
  • Outlet: KS B 1511 10K FF FLANGE
• Hydraulic test pressure: 1.5 times of applicable flange rating