Certification of materials and components

Underwater technology services

Maritime

At DNV we provide first-class certification as well as classification according to our own rules for underwater technology. Our know-how is based on over 40 years of experience in design assessment, approval, certification and classification of underwater products of all kind.

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Certification of materials and components

Underwater technology services

Contact local DNV office

Services

Manned submersibles

Maritime

Manned submersibles

Use DNV’s technical support and classification services to comply with the highest standards of safety and reliability.

Naval submarines

Maritime

Naval submarines

Make sure that your naval submarines perform to the highest safety standards even under extreme conditions.

Unmanned underwater vehicles

Maritime

Unmanned underwater vehicles

Build confidence and trust with your customers by ensuring safe, reliable and cost-efficient operation of your unmanned underwater systems.

Underwater working machines

Maritime

Underwater working machines

Use DNV to reduce complexity and master the challenge of underwater work.

Diving systems

Maritime

Diving systems

Ensure the safety and physical integrity of your divers through safe and reliable diving systems.

Diving simulators

Maritime

Diving simulators

Well-trained divers are essential for successful diving operations - DNV’s expertise supports you in reaching the best training results.

Air locks and caissons

Maritime

Air locks and caissons

DNV is your trusted partner to ensure safety and compliance for your air locks, caissons and related technology.

Diver pressure chambers

Maritime

Diver pressure chambers

Make sure your pressure chambers used for diving operations and tunnelling work safe, smart and reliable.

Further services in the field of underwater technology

Maritime

Further services in the field of underwater technology

Take advantage of DNV’s wide range of services to support all aspects of your underwater project.

Hyperbaric chambers for HBO and high-altitude chambers

Maritime

Hyperbaric chambers for HBO and high-altitude chambers

Manned operation under hyperbaric or hypobaric conditions with pure oxygen requires enhanced safety provisions and well tested systems.

Tunnelling

Maritime

Tunnelling

DNV offers interdisciplinary expertise to support your tunnelling works.

Survey of diving equipment – Guideline for Offshore Diving

Maritime

Survey of diving equipment – Guideline for Offshore Diving

This guideline was developed by DNV in collaboration with other experts to improve offshore diving safety in Germany.

Other related services

Marine Cybernetics

Explore our world leading verification and testing services for control systems

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