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marck.virelta.in
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Non Return Valves
Cast Iron / Steel Valves

Non Return Valves

Robust check valves designed to prevent backflow with minimum pressure drop. Swing, lift and piston-type designs available for horizontal and vertical mounting.

Body Material
WCB, CF8M, LCB
Pressure Rating
Class 150 – 2500
Size Range
½" – 36"
End Connections
Flanged, BW, SW
Technical Specifications

Engineered to international standards.

Body Material
WCB, CF8M, LCB
Pressure Rating
Class 150 – 2500
Size Range
½" – 36"
End Connections
Flanged, BW, SW
Standards
API 6D, BS 1868, API 594
Types
Swing, Lift, Piston
Product

Features

  • Renewable seat and disc
  • Bolted or pressure-seal cover
  • Horizontal & vertical (upward) installation
  • Metal-to-metal or soft seat options
Product

Applications

  • Pump discharge lines
  • Boiler feed water
  • Oil & gas gathering systems
  • Water pipelines
Product

Benefits

  • Automatic operation, no external power
  • Prevents reverse flow damage to pumps
  • Low maintenance
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