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 a 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.
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 |
|
Sr. # |
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 |
|