Figure 500 OS&Y

The SUREFLOW range of Figure 500H & 500R Resilient Seated Gate Valves is designed and manfactured to AS2638.2 for the isolation of water and waste water in pipelines.

  • Figure 500H - Non-rising spindle
  • Figure 500R - Rising spindle (OS&Y)
SUREFLOW Figure 500H & 500R Resilient Seated Gate Valves


  • Ductile Iron body and bonnet for high strength and impact resistance
  • Ductile Iron gate fully encapsulated in EPDM elastomer to ensure drop tight sealing
  • Grade 431 stainless steel spindle for high strength and corrosion resistance
  • Gunmetal dezincification resistant seal housing incorporates dual O-ring seals and wiper ring for long life operation - Figure 500H only
  • Back seal facility to allow for replacement of seals under full operating pressure - Figure 500H only
  • Fusion bonded polymeric coating for long life corrosion protection
  • Straight through full bore to avoid debris traps
  • Isolated fasteners for corrosion protection
  • Anti-friction thrust washer for low operating torques
  • Integral cast-in feet for safe and easy storage
  • Direction of closure
    • Figure 500H - Anticlockwise closing or clockwise closing available
    • Figure 500R - Clockwise closing available
  • Hand wheel operation