
Bsr.
Dynamic & Static Bend Stiffeners [BSRs]
Our Bend Stiffener (BSR) range covers product ODs from 25mm to 350 mm, with design bending moments in excess of 50kNm in accordance with API 17 L1/L2. Manufactured from 85°A polyurethane with S355, SAE 316L or UNS S32750 interface materials, our BSRs are engineered to deliver robust subsea performance with a design life of up to 30-years.
OUR TRACK-RECORD
Our bend stiffener portfolio reflects high-volume, multi-project execution across global subsea developments, supplying standard static, HFL and EFL configurations in various metallic grade interfaces. Delivered diameters range, supporting umbilicals, flying leads and riser applications across both greenfield and brownfield scopes.
EXPERIENCE
Repeat demand underlines consistent performance, dependable lead times, and the ability to tailor stiffness profiles and interface geometries to project-specific load cases and installation constraints.
Track Record in Numbers
450
products delivered
since 2023
30
kNm tear-out
load validated
100
% type testing
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BSR SPECIFICATIONS
Dynamic & Static BSRs
Product OD Range: 25mm to 350mm
Design Bending Moments: In excess of 50 kNm
Design Standard: API 17 L1 / L2
Material Selection: Polyurethane 85°A
Design Life: Up to 30-Years
Interface Material: S355/SAE 316L/UNS S32750
Features:
- Standard & bespoke designs
- Validated through analysis (Orcaflex or other) & factory acceptance testing
- Fatigue testing & qualification available
- Split & complete construction options



