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Subsea Closures :
ClampTecŪ Subsea Connector


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The LTS Subsea ClampTecŪ Single Leadscrew Closure offers our standard and DSS™ "all Metal" Gasket designs for Deep and Ultra Deepwater applications through 12,000ft (3800m). Both horizontal and vertical options are available meeting ASME VIII Div.1 and Div.2 requirements. The clamp segments are supported between two plates and operated by turning the single Leadscrew by ROV Manipulator. The Door is hinged to allow easy access to the Barrel, and the Gasket is retained in the Door as standard.


  1. Base design is Intelligent Pigging expandable
  2. 3D CAD modeling of structure and components with integrated FEA design and stress analysis
  3. All ClampTecŪ Closures utilize proven Fire safe "All Metal" Sealing Technology
  4. Closures offer standard Diver and ROV operable
  5. Seal Integrity Test Port and Retrievable Closure options available


  • Codes: ASME VIII Div. 1, Div. 2, Div. 3, API 6A, API 17D and PED
  • Ratings: ASME 1500lbs, 2500lbs and 4500lbs, API 6A 5M, 10M, 15M and 20M. Temperature range from -50°F (-46°C) to 500°F (260°C)
  • Sizes: 4" (100mm) through 30" (750mm)
  • Materials: CS c/w Cladding, Alloy, SS and Chrome/Nickel Alloys
  • Options: Third Party Design Verification as required


Systems offered meeting NACE MR-0175 latest edition as required