Cast Steel Globe Valve.

Cast Steel Globe Valve.

Key Features
  • The product designs are in accordance to ASME B16.34 / BS 1873 / 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.
  • Self aligning disc is provided for proper sealing.
  • Full range of Body / Bonnet & Trim material available.
  • Valve Bypass / Deep stuffing box arrangement optionally available.
  • Valves are available in Flange End & Butt Weld End connections (Other end 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.
  • Parabolic disc can be provided on request.

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.

Applicable standards

Design
Pr. & Temp Rating
Face to Face & End to End Dimensions
Flange Ends
Butt Weld Ends
Testing
ASME B 16.34 / BS1873 / IBR
ANSI B 16.34
ASME B 16.10 (upto 18″)
ASME B 16.5
ASME B 16.25
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

600

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)

TemperatureBody / Bonnet MaterialsAPI Trim No.
Up to 800 0F
(427 0C)
A 216 Gr. WCB, A 217 Gr. WC6, A 217 Gr. WC91, 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.WC95
 

Sr. #Part
Name
1Body
2Disc
3Seat
4Stem
5Bonnet
6Hardwares
7Packing
8Gland
9Gland
Flange
10Yoke
Sleeve 
11Hand
Wheel
12Hand
Wheel Nut
*13Seal
Ring
*14
Retaining Ring
*15Bearing

 

Material Diagrams

Sizes / Dimensions