Surf.
SURF [Subsea umbilical, riser and flowlines] / TURF [Topside umbilical, riser and flowlines]
The SURF product is undoubtedly one of our clients' most valuable assets, and safeguarding it is essential.
Sirona Subsea provides a wide range of equipment designed to protect the product throughout its lifecycle and ensure optimal performance.
Additionally, our SURF equipment offers a failsafe or mitigation against potential damage in case of unforeseen events.
We also offer Topside (TURF) supply options, including Riser Hang-Off and Sealing systems, Articulated Pull-in Head assemblies, and various hardware components.
Our expertise in relevant products includes:
- J-Tube Seals (ROV, Diver & Passively installed)
- Centralisers (Non-sealing)
- Hold-Back Clamps
- Water-Stop Seals
- Riser Hang-Off & Sealing Systems
- Articulated Pull-in Heads
Case Study - 30"ns Pipeline Plug
Pipe Size: 30”ns (762mm OD x 19.5mm WT)
Pipe material: API 5L Grade X60
Design pressure: 82.6 bar.g
Test pressure: 90.9 bar.g (Design x 1.1 FOS)
Operating temperature: Ambient subsea
Design life: 10 years
Features:
- Mechanical self-gripping (due to end-cap pressure)
- Central Vent Valve (ROV operable)
- Dual seal c/w test & vent port (DB&B)
Case Study - Centralisers
Installation: Passive
Design: Fully-split (supplied in 2 pre-assembled halves)
J-Tube ID: 8”ns (219.1mm OD x 12.7mm WT) 193.7mm ID
Umbilical OD: 77mm (+/-2)
Centraliser ID: 79mm
Design load: Ca. 2t pull-through