SUBSEA VALVES
Our subsea valves are designed for temporary subsea service and can be used for subsea applications
from a few months up to 5 years. Our Xylan coated valves are perfect for these applications and are
very cost competitive with short deliveries compare to permanent subsea valves.
1. Subsea Applications:
- Buoyancy Modules
- Test Manifold
- Pig Launcher / Receivers
- Lay-down Head
- Riser Pull-in Heads
2. Design
- Sizes ranging from 1” thru 6”
- Up to 10,000 psi working pressure
- Water depths to 3000M/10,000 Ft.
- Bore is sized to common piping schedules to optimally reduce fl ow turbulence in the through bore
- Xylan coated valve
- Virtually any size and type end connection is available
- Robust body reduces leak paths & provides greater material integrity
- Custom handle designs available, including ROV bucket, Rocker Bar, Gear box or hydraulic actuator
- Also double stem design available
3. Components list
| ITEM | QTY | DESCRIPTION | MATERIALS |
| 1 | 1 | Body | Carbon Steel, ASTM A576 UNS G1040-1045 / Alloy Steel, ASTM A322 Gr 4130 Q&T |
| 2 | 1 | Bonnet | Carbon Steel, ASTM A576 UNS G1040-1045 / Alloy Steel, ASTM A322 Gr 4130 Q&T |
| 3 | 1 | Retainer | Carbon Steel, ASTM A576 UNS G1040-1045 / Alloy Steel, ASTM A322 Gr 4130 Q&T |
| 4 | 1 | Ball | 17-4 PH H1150 DBL—Standard, Alloy Steel 1 mil ENP |
| 5 | 2 | Stem | 17-4 PH H1150 DBL—Standard, Alloy Steel 1 mil ENP |
| 6 | 1 | Seat | Acetal Co-polymer or PEEK |
| 7 | 1 | Thrust Bearing | Nitronic 60 |
| 8 | 1 | Lip Seal [Stem] | Polymyte / PC Buna, Polymyte / Viton, PTFE / Elgiloy, PEEK / Inconel X750 |
| 9 | 1 | O-Ring [Bonnet] | Buna-N, Viton, PC Buna-N, LT Buna-N, HSN, EPDM, AFLAS |
| 10 | 4 | O-Ring [Retainer] | Buna-N, Viton, PC Buna-N, LT Buna-N, HSN, EPDM, AFLAS |
| 11 | 2 | Soc Hd Cap Screw [Bonnet] * | Alloy Steel, ASTM A193 B7 |
| 12 | 1 | Soc Hd Cap Screw [Bonnet/Stop]* | Alloy Steel, ASTM A193 B7 |
| 13 | 1 | Cover Plate | Stainless Steel 316 |
| 14 | 1 | Stop Plate | Carbon Steel |
| 15 | 2 | Handle | Carbon Steel |
| 16 | 1 | Handle Screw | 18-8 SS |
| 17 | 1 | O-Ring [Flange Face] | Buna-N, Viton, PC Buna-N, LT Buna-N, HSN, EPDM, AFLAS |
| 18 | – | End Flange [Swivel Shown] | Carbon Steel, Alloy Steel |
| 19 | – | Half Ring [Swivel flanges only] | Alloy Steel |
| 20 | 1 | Half Ring Stem | Alloy Steel |
| 21 | – | Flange Bolting | ASTM A-320/A-193 LB7 Bolting |
| 22 | – | Nipple | Carbon Steel, Alloy Steel |