Large-bore

Patented large-bore tie-in system for 28” – 36” lines. It delivers high structural integrity with moment capacity exceeding the connector.
Size Range
28” – 36”
Applications
Rigid spools, flexible lines, PLRs
Connector
Vector Optima connector, 4-part twin screw

The H-mode large-bore tie-in technology is patented and field proven, demonstrating reliable performance in demanding subsea environments. In addition, it is designed for safe and straightforward operation, supporting efficient installation procedures while maintaining high safety standards.

The system is designed for large-bore applications ranging from 26” to 36”, offering a robust solution with exceptionally high structural integrity. It is engineered to provide moment capacity beyond that of the connector itself, ensuring that structural performance is not limited by the connector capacity and enhancing overall system reliability.

Suitable for rigid spools, PLRs and pressure caps, the solution maintains the same fundamental design across all applications. This standardized approach simplifies engineering, fabrication, and installation while reducing project complexity and risk.

The design also enables straightforward use of cleaning tools, seal replacement tools, and the stroking tool, ensuring an efficient and reliable tie-in operation.

 

The Nautilus H-Mode Tie-In System utilises the Vector Optima Clamp Connector and Vector Duo Seal from Freudenberg Flow Technologies, combining proven connector technology with a robust and versatile tie-in solution.

With hundreds of connectors installed worldwide and more than two decades of service experience, the Vector Optima Connector and Duo Seal have established an excellent track record for reliability and performance.

Combined with the Nautilus H-Mode Tie-In System, this proven technology provides a safe, robust and versatile subsea tie-in solution designed for efficient installation and straightforward operation.

Proven technology. Robust design. Efficient installation.

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