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
Construction
Machine Building
Mining & Minerals
Oil & Gas

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