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Subsea Products

Our Subsea Products & Services

Kvenna develops and manufactures a range of specialised subsea products designed to support safe, precise and reliable offshore operations. Our product portfolio includes innovative solutions for controlled landing, pressure control, mechanical handling and sealing — all engineered to perform in demanding marine and subsea environments. Built on decades of engineering and machining expertise, Kvenna’s products are developed to deliver high performance, long service life and dependable operation in critical applications.

Engineering

Our engineering team provides technology development to our customers, and holds an extensive competence within design, analysis and verification work.

Soft Landing Cylinder

Kvenna’s Soft Landing Cylinder ensures safe and controlled deployment of subsea structures through continuous damping technology. Built without welds and with modular damping inserts, it delivers precision, reliability and efficiency — proven in demanding subsea operations worldwide.

Pressure Cap

The pressure caps are designed to provide an additional extended seal barrier in case of stem seal leakage from subsea valves.

Torque Tool

Kvenna AS has designed hydraulic-mechanic subsea valve operator to operate large ball valves.

Hydraulic Leveling Jack

Designed for temporary elevation of subsea equipment and structures. Robust and compact hydraulic cylinders for reliable.

Metal Seals

Metal stem seals designed by Kvenna AS for subsea application fully qualified according to API 6A (ISO 10423) PR2.