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IVGTC Gate Valve

Cast Steel Gate Valve

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.

Conformity to Codes & Standards:

 

Design ASME B16.34 / API 600 / IBR
Pr. & Temp Rating ANSI B16.34
Face to Face & End to End Dimensions ASME B16.10 (upto 36″)
Flange Ends ASME B16.5 (upto 24″) / ASME 16.47 (above 24″)
Butt Weld Ends ASME B16.25
Testing API 598 / EN 12266 PART 1 (BS 6755 PART 1)

 

 

 

Technical Specifications:

API TRIM NO. & SEAT HARDFACING

API 600
Trim No.
Nominal Trim Material Type Stem Body Seating Surface Wedge Seating Surface Back Seat
1 F6 13% Cr Steel 13% Cr 13% Cr
4 Hard F6 Hardfaced with 13% Cr Steel 13% Cr Hardfaced with 13% Cr
5 Hardfaced Hardfaced with Co-Cr-W Alloy 13% Cr Hardfaced with Stellite 6
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)

Temperature Body / Bonnet Materials API Trim No.
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
Above 1000 0F (540 0C) A 217 Gr.WC6, A 217 Gr.WC9 5
Note: For the selection of suitable MOC for other media, consult factory.

 

 

 

 

 

 

 

Sr.No. Part Name
1 Body
2 Wedge
3 Seat
4 Stem
5 Bonnet
6 Hardwares
7 Back Seat
8 Packing
9 Gland
10 Gland Flange
11 Yoke Sleeve / Stem Nut
12 Yoke Sleeve Retainer
13 Hand Wheel
14 Hand Wheel Nut
*15 Seal Ring
*16 Retaining Ring
*17 Bearing

 

 

 

 

 

 

 

 

 

 

Dimensions:

 

 

 

 

 

 

 

 

 

Key Features:

 

  • The product designs are in accordance to ANSI B16.34 / API 600 / IBR with reliable sealing & sturdy construction to ensure excellent performance.
  • Outside screw & yoke (OS & Y) construction.
  • Back Seat arrangement to provide isolation of stuffing box for On-Line serviceability.
  • All trim material available as per API 600.
  • Pressure sealed bonnet for ASME #900 and above to provide excellent sealing against increased line pressure.
  • 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.

 

Specifications & Dimensions are subject to change without prior notice