Gate Valve

OS & Y Type, Rising Stem, Bolted Bonnet

Flexible Wedge /Solid Wedge

Renewable Seat /Welded Seat Design

Flanged End/Screwed/Butt Weld/Socket Weld/Ring Joint End

Manual Hand Wheel/ Gear / Chain Wheel Operated

Size Range: From ½" to 12"

Pressure Rating: 125# / 150# / 300# / 600# / 800#

Dharmi Engineers Gate Valves are Outside Screw, Rising Stem, Bolted Bonnet Construction, threads are away from the line fluid and easy to lubricate.

Dharmi Gate Valve body ports are streamlined, permitting unobstructed flow, reduces turbulence,results in lower pressure drop and lower erosion. Dharmi Gate Valves bonnet castings are of one piece construction, where the yoke is integral with bonnet up to 6" Size.  The body bonnet joint for all class of Gate Valve is in Circular Round Shape. In Gate Valve from 150# Rating body & bonnet joint have male-female type joint with a gasket.

Salient Features:

• Body & Bonnet made from high quality casting with liberal sections. The castings are precision machined for high performance
• Bi-Directional Shut-Off
• Body Guided Wedge ensures positive seating and eliminates side thrust.
• Streamline flow path hence no pressure drop
• Leak Tightness at High & Low differential pressure.
• Die moulded Graphite (Grafoil) Packing Rings, controlled clearance between stem, gland and bonnet bushing for guaranteed low emissions and also suitable for higher temperature.
• Deep stuffing box is providing for tightness and maximum long packing life.
• Swinging Eye Bolts facilitate easy access to the stuffing box.
• Back seating feature facilitates repacking of the stuffing box on line with the valve in fully open position.
• Seat Ring Screwed in to the body are replaceable type. Seal welded type Seat Ring & Integral Seat cab also be offered on special request.
• Stellited Wedge (Gate), Seat Ring & Back Seat can also be offered on special request

Wide Range of Industrial Gate Valve