SS2-SS3 Series Subsea Side-Entry Trunnion Ball Valve - Velan
Product Details
| Spec | Detail |
|---|---|
| Size Range | NPS 2-48 (DN 50-1200) |
| Pressure Class | ASME 150-ASME 2500 |
| Standard Connections | Flanged (RF, RTJ) as per B16.5 &B16.47, Butt Welded as per B16.25, Hub connection |
| Series | SS2 and SS3 |
| Valve design | based on API 6DSS and customer requirements |
| Temperature range | -150 to 428°F (-101 to 220°C) |
| Face-to-face | As per API 6D standard |
| End connections | RF, RTJ as per B16.5 &B16.47 BW, Butt Welded as per B16.25 Hub connection |
| Body design | Forged bolted two-piece and three-piece |
SS2-SS3 Series Subsea Side-Entry Trunnion Ball Valve – Features & Benefits
As a leading Velan Valve Supplier, Distributor, and Stockist, we provide high-performance subsea side-entry ball valves designed for extreme underwater conditions. These valves are engineered for water depths up to 500 meters (1700 ft) and deliver a 25+ year service life, ensuring maximum reliability, safety, and durability in high-pressure, abrasive environments (including sand & solid particles).
Remote & Manual Operation Flexibility
-
ROV-operated (with subsea gear & ROV receptacle)
-
Diver-operated (handwheel option)
-
Hydraulic actuators (double/single-acting, with/without ROV override)
-
Baric compensator for deep-sea stability
Seat Design Options
✔ Soft or metal seats with hardfaced ball & seats for erosion resistance ✔ Self-relieving seats for pressure management ✔ Double piston seats for enhanced sealing ✔ Combination seats for versatile performance
Key Features
- Double Block & Bleed (DBB) design for absolute isolation
- Anti-static device & anti-blowout stem for safety compliance
- Dual O-ring/lip seal configuration for leak-proof operation
- CRA (Corrosion-Resistant Alloy) overlay on dynamic/wetted parts
- API 6DSS-compliant body sealing for seawater protection
Operator Configurations
- Manual: Gear with ROV interface or diver handwheel
- Actuated: Hydraulic actuation + optional ROV/handwheel override
Testing & Certifications
- API 6DSS inspection & testing
- SIL 3 Certified (IEC 61508) for critical safety systems
- PED 2014/68/UE compliant
- Hyperbaric & cap testing per API 6DSS (available on request)
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