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Knife Gate Valve

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Knife Gate Valves

Size 2" to 60" (50 mm to 1500 mm)
ASME Class PN 10, PN6 and Class 150 
Design Standard MSS SP 81


The Knife Gate Valve provides reliable shut-off in both dry and wet lines. The bonnet-less valve is equipped with a heavy-duty gate to cut through line fluids – and is ideally suited for abrasive slurries, pulp stock, semi-solids, dry ash, chips, etc.

The valves find application in paper and pulp, minerals and metals, steel plants, thermal power plants and chemical/ petrochemical industries. L&T Valves offers Knife Gate Valves in unidirectional and bidirectional configurations.

The versatile valves are offered with metallic and resilient seats and are available in wafer, lugged and flanged constructions.

 

Salient Features:

  • Sharp heavy-duty knife-edge at the bottom of the gate cuts through solid sediments and ensures reliable shut-off
  • Gate offered with surface coatings based on customer demand - Hardfacing, Nitriding,
    Chrome-plating
  • Replaceable seats - Easy maintenance at site. Longer service life.
  • Low operating torque - Facilitates use of smaller-size actuators. Lower Initial Investment.

 

Versatile Range:

  • Pressure ratings: PN10, PN6 and Class 150
  • End connections: Wafer, Lugged and Flanged 
  • Body materials: Ductile Iron, Cast Iron, Carbon Steel, Stainless Steel
  • Elastomer options: Black/ White Nitrile, EPDM, Viton, Hypalon, Silicon
  • Specials: Long Neck, Extended Stem

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