Load-Sensing Tensioner

Nord-Lock Group About Superbolt Products Load-Sensing Tensioner 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

Custom designed Superbolt solutions for your unique bolting requirements

Superbolt Customized Solutions Custom designed bolting solutions for your unique application requirements Read More

Solutions for your industry

Power Generation

Steel, Forging & Other Presses

Machine Building

Mining & Minerals

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