Customized Solutions

Customized Solutions

Nord-Lock Group About Superbolt Products Customized Solutions Downloads

Superbolt was the world’s first to revolutionize nuts and bolts with multi-jackbolt tensioning (MJT) technology. Our technology has been proven in tens of thousands of successful installations and we continue to develop a multitude of solutions to solve the next generation of bolting challenges.


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Superbolt product range

Superbolt mechanical tensioners are quick to install and remove Superbolt Tensioners Replace or retrofit existing bolts to safely achieve accurate preload Read More
Flexnuts are reactive nuts designed to be used with Superbolt tensioners for through-hole applications Superbolt Flexnuts Help relieve stress concentrations and increase fatigue life of the bolt or stud Read More
Superbolt EzFit expansion bolts are designed for couplings that require bolts to transfer forces in shear Superbolt EzFit For rotating couplings that require bolts to transfer forces to shear Read More
Superbolt HyFit Hydraulically actuated, truly fitted, expanding coupling bolt Read more
Superbolt Tool Providing fast and accurate application of torque to multiple jackbolts. Read More
Superbolt Load-Sensing Tensioner Tensioner with built-in preload monitoring system Read More
Superbolt Load-Sensing Flexnut Superbolt Load-Sensing Flexnut (LSF) uses built-in sensors to automatically measure and communicate preload values for remote monitoring. Read More
Custom designed Superbolt solutions for your unique bolting requirements Superbolt Customized Solutions Custom designed bolting solutions for your unique application requirements Read More

Customer success stories

Bolt Maintenance with Huge Potential – how Nord-Lock Group works with Hydropower MRO Solve coupling alignment, secure bolts and mitigate the risks of extreme vibrations with Nord-Lock Group’s expertise in hydropower and turbine bolt maintenance. Read More
subperbolt-ezfit Ensuring alignment on hydropower turbines Coupling alignment is key for the smooth operation of hydropower turbines, however, many plants are forced to schedule frequent maintenance due to misalignment. When a hydropower plant in Vietnam w... Read More
Imagining the successful solution in your mind Like a winning athlete, can a maintenance manager see the perfect fix in his mind before actually doing it? Japan Steel Works might have the answer. Read More
Solving a Pressing Issue with Superbolt Tensioners From hydropower generation facilities to bookbinding press, the usability of Superbolt multi-jackbolt tensioners transcends across different types of applications to keep bolted connections firmly together. Read More
Alstom and Nord-Lock Group: A secure coupling French multinational Alstom is a global player in the rail transport industry with a raft of international customers seeking the most comprehensive range of products and services on the rail market. Read More
Swivel shackle with impressive lifting power The Swivel Shackle Giga DSS from Codipro incorporates a Superbolt tensioner. This is the most efficient lifting ring ever made and can handle turning loads. Read More
Looking deep into the stars The Large Binocular Telescope (LBT) on Mount Graham in Arizona, USA, is already one of the world’s most advanced optical telescopes. It consists of two 8.4-meter primary mirrors on a common mount s... Read More
Improving steel mill safety and productivity The JFE Steel Corporation’s West Japan Works is one of the largest and most advanced steel mills in the world. Switching to Superbolt multi-jack tensioners has turned one of the riskiest maintenance tasks in the plant into one of the safest. Read More
Converting Sea Wave Motion Into Energy With oceans covering more than 70 per cent of the earth’s surface, wave power is potentially a huge untapped source of renewable energy. Read More
Pressing problem solved with Superbolt Superbolt tensioners secure Sodick's moulding machines allowing to control the force on the joints and guaranteeing optimal performance of the machines. Read More
The wind turbine time machine With the sector growing globally every year, the wind energy industry is looking to use less material for producing big wind turbine parts. Read More
Taking wind energy to new depths Offshore wind turbines are an increasingly common sight as the world moves towards more sustainable forms of energy production. Read More
Fusion Power Swiss Plasma Center's problems with vertical, horizontal and axial vibrations are solved with the installation of Superbolt expansion bolts. Read More
Superbolt tensioners secure slurry pump cover Two sets of hydraulic wrenches were used previously, with one used to achieve 21,000 lb•ft (28,470 Nm) on the 16 perimeter bolts and another used to achieve the 35,000 lb•ft (47,450 Nm) for the cut water bolt. Read More
Towering challenge for a giant crane Challenges are nothing new to Terex Tower Cranes, an Italian-based manufacturer of cranes for construction and industrial use founded (as Comedil S.r.l) in 1962. Read More
China: Opportunities on the coal market Xi’an Coal Mining Machinery has approved Nord-Lock washers and Superbolt tensioners as specialised components for its shearers and roadheaders. Read More
Ecuador's new power Ecuador already meets 45 percent of its energy needs with hydroelectric power, but is aiming to increase this to 93 percent by 2016. Read More
Superbolt tensioners secure Tata Steel’s BOS converters The Tata Steel’s Port Talbot Basic Oxygen Steelmaking (BOS) plant in South Wales produces some 4.5m tonnes of strip steel a year, making it one of the largest plants in Europe. Read More
Tensioners on Alcoa 50,000-ton press When Alcoa decided to redesign and rebuild their iconic 50,000 ton press located in Cleveland, OH, they contacted Superbolt to design specialty tensioners that could handle the demanding bolting requirements. Read More
A charge from the Alps Backdropped by the Alps, a Swiss power plant has solved the problem of storing electricity. Read More

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