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Corrosion-Resistant Fittings & Valves Engineered for Harsh Sea Environments

Marine & Offshore Solutions

Built to Brave the Sea

Marine and offshore environments expose flow control systems to some of the world's harshest conditions: salt spray, vibration, humidity, and corrosive fuels. From naval defense ships to cargo vessels and offshore platforms, OM Tubes manufactures marine-grade fittings and valves using tested metallurgy, precision CNC machining, and global certifications for performance at sea.

Key Applications in Marine & Offshore Systems

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Upstream Drilling

Ballast Water Systems

Corrosion-resistant valves and fittings for seawater filtration

Wellhead Systems

Engine Room Instrumentation

Vibration-resistant fittings for fuel, lube, and steam systems

Production

Deck & Winch Hydraulics

SAE flareless and NPT-threaded fittings for mobile deck control

Refineries

Offshore Platform Piping

Double ferrule and tube-to-pipe systems with NORSOK & ASTM compliance

Gas Networks

Fuel Oil Handling Skids

Leak-free fuel injection fittings, resistant to sulfur and moisture

Gas Networks

Naval Vessel Cooling Lines

904L and Duplex fittings for closed-loop seawater-cooled equipment

Why Shipbuilders & Marine OEMs Choose OM Tubes

  • Marine:Grade SS 316L, 904L, Duplex, Monel 400, Cu-Ni 90/10
  • Salt spray and NORSOK: Tested for offshore compliance
  • Compact: Fittings designed to withstand shipboard vibration and shock
  • PED: Approved, ISO-certified, and compliant with ASTM F1387 / MSS-SP-99
  • Available with: Hydrostatic testing, oxygen-cleaned, or passivated finishes
  • In-house forging + CNC: Customized solutions for engine OEMs and yards

Certifications & Standards

Specialized Product Solutions

Duplex/904L Ferrule Fittings

Seawater-cooled hydraulic systems on naval decks

Fuel Line Connectors

For diesel injector manifolds and transfer systems

SAE Flareless Fittings

Mobile deck equipment and hydraulic actuators

Cu-Ni Instrumentation Tubing

Naval chilled water & closed-loop seawater piping

Marine Ball Valves

Compact, corrosion-resistant valves with PTFE/Viton seals

Case Study

Engine Room Retrofit for Naval Patrol Vessel

Client: Defense Marine Contractor - Middle East

Scope: Refit for 6 ships with Duplex 2205 ferrule fittings and fuel line valves

OM Supplied: Over 11,000 parts across 6 vessel systems, delivered in 45 days

Result: Passed vibration, leak, and shock tests. Approved for long-term MoD supply

Engine Room Retrofit for Naval Patrol Vessel

Client: Defense Marine Contractor - Middle East

Scope: Refit for 6 ships with Duplex 2205 ferrule fittings and fuel line valves

OM Supplied: Over 11,000 parts across 6 vessel systems, delivered in 45 days

Result: Passed vibration, leak, and shock tests. Approved for long-term MoD supply

Engine Room Retrofit for Naval Patrol Vessel

Client: Defense Marine Contractor - Middle East

Scope: Refit for 6 ships with Duplex 2205 ferrule fittings and fuel line valves

OM Supplied: Over 11,000 parts across 6 vessel systems, delivered in 45 days

Result: Passed vibration, leak, and shock tests. Approved for long-term MoD supply

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