Subsea riser umbilical hang-off offers a structural support between the riser or umbilical and the outer J-tube.The riser umbilical hang-off seal is designed to withstand higher pressures than the subsea J-Tube seal , which relieves in the event of an overpressure to protect umbilical.
The basic components of the subsea riser umbilical hang-off system includes hang-off flange, messenger wire, hang-off collet , upper and lower gasket. Before departing the workplace, a seal verification test is vital to be performed.
Major features
• Continuos or split design
• Clamp on cable outer body
• DNV Norway approved
Technical specifications
Riser Size (mm) | ≤508 mm |
Pipeline sizes | 4x 8" NS up to 12x 18" NS |
Axial loads | ≤200t |
Design pressures | ≤350 bar |
Material | Carbon Steel, Stainless Steel, SuperDuplex (NORSOK Coated) |
Fasteners | Carbon Steel, Stainless Steel, Super Duplex |
Contact Philson to provide solutions to your subsea riser umbilical hang-off needs.
