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Forged
Steel Gate Valves |
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Bolted Bonnet, OS & Y Type, Rising Stem Gate Valve
Pressure Rating : 800# / 1500#
End Connection : Screwed / Socket Weld / Butt Weld End
Operation – Hand Wheel Operated |
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Dharmi Engineers Forged Steel Gate Valves are Bolted Bonnet, outside screw and yoke type, Rising Spindle construction Body and bonnet made from high quality forgings.
Dharmi Engineers offer Forged Steel Gate Valves in size 1/2” (DN15) to 2” (DN50) to suit various critical, non-critical applications and pressure rating up to 1500 class in Regular (Reduce) bore & Standard (Full bore) design. |
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Materials
Temperature Withstand Capacity as per ANSI B 16.34
Standard |
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ASTM A 105
from 0o C. to 425° C
ASTM A 182 GR. F22 from 0o C. to 593° C |
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Design
& Testing International Standard : |
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Valve Design
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API 602 / BS 5352 |
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Pressure Testing
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API 598 / BS 5146 |
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Pressure Temp. Rating
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ANSI B 16.34 |
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Face To Face
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ANSI B 16.10 |
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Butt Weld End
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ANSI B 16.25 |
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Socket Weld End
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ANSI B 16.11 |
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Screwed End
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ANSI B 1.20.1(BSP/NPT) |
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Body & Bonnet made from high quality forging. The Forgings are precision machined for high performance |
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Leak Proof Body-Bonnet Joint With Spiral Wound Gasket |
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Bi-Directional Shut-Off |
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Ground Finish Stem |
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Self Aligning Two Piece Gland |
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Die moulded Graphite (Grafoil) Packing Rings, controlled clearance between stem, gland and bonnet bushing for guaranteed low emissions and also suitable for higher temperature. |
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Deep stuffing box is providing for tightness and maximum long packing life. |
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Swinging Eye Bolts facilitate easy access to the stuffing box. |
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Back seating feature facilitates repacking of the stuffing box on line with the valve in fully open position. |
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Stellited Wedge (Gate), Seat Ring & Back Seat can also be offered on special request. |
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Material
of Construction : |
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Body & Bonnet
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Trims
(Internal Working Parts) |
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ASTM A 105 (Forged Carbon Steel) |
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ASTM A 182 F 304 / 304L (Forged Stainless Steel 304 / 304L) |
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ASTM A 182 F 316 / 316L (Forged Stainless Steel 316 / 316L) |
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ASTM A 182 F 11 / F 22 (Forged Alloy Steel) |
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AISI
410 (S.S. 410 – 13% Cr. Steel)
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AISI
304 (S.S. 304)
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AISI
316 (S.S. 316)
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AISI
304L (S.S. 304L)
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AISI
316L (S.S. 316L)
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Gasket |
Gland
Packing |
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S.S.
304 / 316 / 304L / 316L Spiral Wound
With P.T.F.E. / CAF / Grafoil Filler |
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Graphite
(Grafoil) Ring
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Graphite
Asbestos Rope with Inconel Wire
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Cut
Braided Graphite Ring
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Inconel
Braided Grafoil with Corrosion Inhibitor
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Flanged
End, Flange Welded to Body, Rating 150# / 300# /
600#
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Butt
Weld (Welded Neck) / Socket Weld / Screwed
(BSP/NPT) Connection
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Special
Trims on Request
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Stellited
Hard Face Disc & Seat on request
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Locking
Device |
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Position
Indicator |
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Other
Material of Construction |
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Power Plants
& Process Industries
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Fertilizers
Plants
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Sugar
Industries & Distillery Plants
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Water, Steam,
Gas, Oil & other Non-aggressive media
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Other
application on request
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Wide
Range of Industrial Globe Valve |
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Cast Iron Gate Valve
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Cast Carbon Steel Gate Valve
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Cast Stainless Steel Gate Valve |
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Forged Steel Gate Valve |
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Alloy Steel Gate Valve
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Alloy 20 Gate Valve
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High Pressure Gate Valve |
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Two Way Gate Valve |
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Bi-Directional Gate Valve
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Steam Gate Valve
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Electrical Actuator Operated Gate Valve
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Motorised
Gate Valve
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Bolted Bonnet Gate Valve
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Union Bonnet Gate Valve
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Flexible Wedge Gate Valve
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Solid Wedge Gate Valve
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