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Specialty Valve Group -Your source for Specialty Process Valves...FAST!

Pressure Seal Valves (Carbon Steel/Stainless/Chromes/Alloys)

Pressure seal Gate, Globe, Swing Check, Stop Check, Lift Check, and Tilting Disc Check valves are installed in a wide variety of services demanding high pressure/temperature applications like: main steam, reheat, feed water, catalytic reforming, as well as other applications in power, refining, petrochemical, and other process industries

PREASSURE SEAL FEATURES

  • Versatile Adapting Yoke with throughout bolts and nuts for easy maintenance
  • Detachable Yoke without affecting the body bonnet Joint
  • Integral “T” head stem construction for packing and wedge auto aligning
  • Self Aligning two pieces packing gland
  • Flexible Graphite Packing with anti-extrusion rings for optimum seal ability and life
  • Live Load (optional), that eliminate the potential for gasket leakage
  • Seal Gasket, Load Ring withstand upward thrust of bonnet load; backing ring distributes pressure uniformly to load ring; metallic silver plated seal gasket provides tight closure
  • Integral Backseat, Stellite Hardfaced
  • Flexible Wedge, fully guided, wedge and seats are hardfaced with Stellite 6 or Tribaloy T-900
ClassGate"T" Pattern Globe
& Stop Check
"Y" Pattern Globe
& Stop Check
Tilting Disc
Check
"Y" Pattern
Lift Check
"T" Pattern
Lift Check
600 2" - 36" 2" - 14"" 6" - 24" 2" - 24" 6" - 24" 2" - 14"
900 2" - 30" 2" - 14" 2 1/2" - 24" 2" - 24" 2 1/2" - 24" 2" - 14"
1500 2" - 24" 2" to 12" 2 1/2" - 24" 2" - 24" 2 1/2" - 24" 2" - 12"
2500 2" - 24" 2" to 12" 2 1/2" - 24" 2" - 24" 2 1/2" - 24" 2" - 12"
4500 - 2 1/2" - 8" 4" - 10" - 4" - 10" -

PREASSURE SEAL OPTIONS

Valve Types Available:

  • Gate
  • Globe
  • Swing Check
  • Lift Check
  • Stop Check
  • Tilting Disc Check

Configurations Available:

  • Gate Flexible Wedge & Parallel Slide Discs
  • "T" Pattern Globe & Stop Check
  • "Y" Pattern Globe & Stop Check
  • Tilting Disc Check Valves
  • "Y" Pattern Lift Check Valves
  • "T" Pattern Lift Check Valves

End Connections Options:

  • Butt Weld (standard)
  • Raised Face (integral)
  • Ring Joint Type (integral)
  • Socket Weld
  • Threaded
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