Forged Steel Gate, Globe & Check Valves

Forged Steel Gate, Globe & Check Valves

Key Features
  • The product designs are in accordance to ASME B16.34 / API 602/ IBR with reliable sealing & sturdy construction to ensure excellent performance.
  • Outside screw & yoke (OS & Y) construction (for gate & globe valve).
  • Backseat arrangement to provide isolation of stuffing box for On-Line serviceability.
  • All trim material availbale as per API 600.
  • Full range of body / Bonnet & Trim material available.
  • Gear / Electrical operator can be provided if required.
  • Locking arrangement can be provided, if required.
  • Lift check valve can be mounted in vertical pipelines as valves are provided with spring.
  • Valves are available in socket weld, screwed endbutt weld end connections & flange end  connections (welded).

The IV Forged range of Gate, Globe & Check valves incorporates state of the art design features to provide a rugged construction, reliable operation and long life; suitable for all the segments of the process industries including chemical, petrochemicals, pharma, steel, alumina, power plants and common utilities.

The valves are available in Socket weld, Screwed end, Butt weld & Flange end connections. Valves can be provided with  special cleaning for oxygen service, NACE Compliant materials for sour service in the petroleum industries etc.

The valves can be provided with a motor operation for Gate & Globe valves wherever required.

Size Range 1/2″ (15NB) to 2″ (50NB)
Class Rating #800, #1500, #2500

Applicable standards

Design
Pr. & Temp Rating
Flange Ends
Butt Weld Ends
Socket Weld Ends
Screwed Ends
Testing & Inspection
ASME B16.34 / API 602 / ISO 5352 / IBR
ASME B16.34
ASME B16.5
ASME B16.25
ASME B16.11
ASME B1.20.1
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

Body Seating Surface

Wedge Seating Surface

Back Seat

1

F6

13% Cr
13% Cr

4

Hard F6

Hardfaced with 13% Cr Steel
Hardfaced with 13% Cr

5

Hardfaced

Hardfaced with Co-Cr-W Alloy
Hardfaced with Stellite 6

8

F6 & Hardfaced

13% Cr Steel & Hardfaced with Co-Cr-W Alloy

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 Bonnet
3 Seat
4 Disc / Wedge
5 Spindle
6 Gland
7 Gland
Flange
8 Yoke
Sleeve
9 Gasket
10 Packing
11 Hardware
12 Handwheel
13 Handwheel Nut

Sr. # Part
Name
1 Body
2 Cover
3 Seat
4 Plug
5 Gasket
6 Hardware
7 Spring