Nord-Lock Group About Boltight Products Subsea Tensioners

Boltight has been at the forefront of hydraulic bolt tensioning for over a decade. Our tensioning tools provide fast, accurate and safe solutions to tighten and loosen multiple bolts simultaneously.

Subsea Tensioner

Boltight Subsea tensioners are specifically configured for Subsea applications. The nickel-plated exterior provides excellent anti-corrosion properties.

The tools are fitted with the Boltight composite material high pressure seals, which clip into place and require no adjustment.

 

Features

  • Stock items 3/4” to 3-1/2”
  • 5 Load Cells cover the above
  • 1500 bar
  • Long 30mm stroke
  • Metric sizes also partially stocked
  • Solid or split reaction nuts
  • Specials available

Advantages

  • Long life snap fit seals
  • Nickel plated
  • Fits all standard pipe flange applications
  • Non-slip toll surface for easy handling
  • Supplied with detailed operating maintenance and safety manuals

Testing & Certification

Boltight is LRQA certified for quality and environmental assurance to ISO 9001:2015. All tools are assembled, filled with oil and pressure tested prior to despatch.

More insights and references

Knowledge Boltight TSR+ Sometimes you know that a very good solution can be further improved. But actually figuring out how to make a good product great can be difficult. Here’s how the faster, safer and more robust Bolti... Read more
Customer Cases Hydraulic Tensioning Tool For Nuclear Reactor Pressure Vessel Doosan Heavy Industries & Construction required a bolt tensioning solution to tighten nuclear reactor pressure vessel stud bolts. Read more
News Boltight embraces augmented reality tooling Have you ever wished you could try out a tool without the hassle of carrying it around on site? Now you can experience working with a tensioner and augmented reality directly from your mobile device. Read more
Customer Cases Bespoke Bolt Tensioners Secure Deep-Water Pipelines Boltight supplies tailormade bolt tensioning equipment for structural split repair clamps to Subsea Innovation in the UK. Read more
Customer Cases Tightened Just Right In a 2006, American Bridge and Fluor got the assignment to build the new eastern span of the San Francisco–Oakland Bay Bridge, the largest public works project in California’s history. Read more
Customer Cases On site, offshore, under pressure Dutch company Heat Solutions on Site BV (HSOS) is a leading service provider in the metal sector. Their services include heat treatment and machining on site. Read more

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Boltight product range

Boltight Boltight Typhoon+ Hydraulic Tensioners Boltight Typhoon+ tensioners are our secure bolting solutions that have been developed to meet the technical and environmental demands of the wind energy market. Read more
Boltight Boltight Standard Bolt Tensioners Use the same tensioner for all standard Oil & Gas flanges, unsurpassed in its ease of use during installation. Read more
Boltight Boltight Subsea Tensioners Secure your Subsea applications with this nickel-plated tensioner designed to withstand high initial bolt stress. Read more
Boltight Boltight Typhoon Tensioners A compact tensioner to fit tight-access locations, this tool suits wind turbine applications Read more
Boltight Boltight Echometer Range Compact and portable, these ultrasonic tools quickly and accurately measure bolt load Read more
Boltight Boltight TSR+ Tensioners Ensure quick and safe operations with the fastest auto return tensioner to date. Read more
Boltight Boltight Xtra Range For higher loads and reduced dimensions, the Xtra range fits all Norsok compact Oil & Gas flanges Read more
Boltight Boltight Foundation Tensioners For wind base and foundation bolts, this tensioner is suitable for most common threadforms Read more
Boltight Boltight Hydraulic Nuts For permanent replacement when nuts are required Read more
Boltight Boltight Closure Systems, Rotor Tools & Casing Tools For power generation applications, this tooling is application-specific Read more
Boltight Boltight Accessories We offer a range of accessories for your applications including Pumps, Hoses, Connectors and Fittings Read more
Boltight Boltight Multi-Stud Tensioners Custom-designed for simultaneous tensioning, reducing time compared to individual tooling Read more
Boltight Boltight Engine Tool Sets For the installation and maintenance of gas and oil diesel engines Read more

Solutions for your industry

Boltight for Oil & Gas
Boltight for Subsea
Boltight for Power Generation
Boltight for Wind
Boltight for Industrial Sectors

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