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The IVGTC range of gate valves incorporates state of the
art design features to provide a rugged construction, reliable
operation and long life. The valves are suitable for normal
services to most
demanding applications covering all segments of the process industries
including oil & gas, refineries, petrochemicals,
pharma, steel, alumina power plants and common utilities. An ideal valve
for the flow isolation and ON / OFF duty.
Our valves can be
provided with special features like water sealed gland for
vacuum service, bypass arrangements for pressure balancing,
special cleaning for oxygen service, multi start spindle for
low effort operation, extended spindle / bonnet for pit
mounted / low temperature service & NACE compliant materials for sour
service in petroleum industries, etc.
The valves can be provided with motor operation wherever
required. The high pressure range incorporates a pressure sealed
bonnet design for reliable sealing.
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Design
Pr. & Temp Rating
Face to Face & End to End Dimensions
Flange Ends
Butt Weld Ends
Testing
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ASME B16.34 / API 600
/ IBR
ANSI B16.34
ASME B16.10 (upto 36")
ASME B16.5 (upto 24") / ASME 16.47 (above 24")
ASME B16.25
API 598 / EN 12266 PART 1 (BS 6755 PART 1)
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API TRIM NO. & SEAT HARDFACING
API 600
Trim No. |
Nominal Trim |
Material Type |
Stem |
Body Seating Surface |
Wedge Seating Surface |
Back Seat |
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1 |
F6 |
13% Cr Steel |
13% Cr |
13% Cr |
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4 |
Hard F6 |
Hardfaced with 13% Cr Steel |
13% Cr |
Hardfaced with 13% Cr |
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5 |
Hardfaced |
Hardfaced with Co-Cr-W Alloy |
13% Cr |
Hardfaced with Stellite 6 |
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8 |
F6 & Hardfaced |
13% Cr Steel & Hardfaced with Co-Cr-W Alloy |
13% Cr |
Stellite 6 |
13% Cr |
Stellite 6 / 13 % Cr |
Recommended Body/Bonnet & Trim Material For High Temperature
Services (Water/Steam)
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Temperature |
Body / Bonnet Materials |
API Trim No. |
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Up to 800 0F
(427 0C) |
A 216 Gr. WCB, A 217 Gr. WC6, A 217 Gr. WC9 |
1, 4, 5, 8 |
Above 800 0F
(427 0C)
& Up to 1000 0F
(540 0C) |
A 217 Gr.WC6,
A 217 Gr.WC9 |
5 & 8 |
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Above 1000 0F
(540 0C) |
A 217 Gr.WC6, A 217 Gr.WC9 |
5 |
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Note: For the selection of suitable MOC for other media,
consult factory. |
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Sr. # |
Part
Name |
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1 |
Body |
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2 |
Wedge |
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3 |
Seat |
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4 |
Stem |
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5 |
Bonnet |
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6 |
Hardwares |
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7 |
Back
Seat |
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8 |
Packing |
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9 |
Gland |
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10 |
Gland
Flange |
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11 |
Yoke
Sleeve / Stem Nut |
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12 |
Yoke
Sleeve Retainer |
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13 |
Hand
Wheel |
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14 |
Hand
Wheel Nut |
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*15 |
Seal
Ring |
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*16 |
Retaining Ring |
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*17 |
Bearing |
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The product designs are in accordance to ANSI B16.34 /
API 600 / IBR with reliable sealing & sturdy construction
to ensure excellent performance.
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Outside screw & yoke (OS & Y) construction.
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Back Seat arrangement to provide isolation of stuffing
box for On-Line serviceability.
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All trim material available as per API 600.
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Pressure sealed bonnet for ASME #900 and above to
provide excellent sealing against increased line pressure.
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Fully guided wedge to ensure proper alignment while
seating.
- Full range of Body / Bonnet & Trim material.
- Valve Bypass / Deep stuffing box arrangement optionally available.
- Valves are available in Flange End & Butt Weld
end connections (other connections can be provided on
request).
- Gear / Electrical operator can be provided if required.
- Locking arrangement can be provided with hand wheel /
gear operator, if required.
- Position indicator / limit switches for ON-OFF
indication provided on request.
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