MT Standard Nut Tensioners

Superbolt mt style mechanical tensioners
Superbolt MT Style Tensioners replace existing hex nuts. Tightening in pure tension allows for higher preloads on the same size bolt versus other tightening methods and only hand tools are required for installation and removal of any size tensioner. Safe, accurate and economical. Over 30 styles available.

Selection Guide:

  • MT – Standard nut-style tensioner
  • Standard Dimension range: 3/4" - 6" (M16-M160)
  • Specials avaiable for sizes over 6" (M160)
  • Approx. bolt stress depending on size: 450 to 700 N/mm2 (60 to 100 ksi)
  • Temperature range: 0 to 500ºF (-10 to 250ºC)
  • Surface treatment: Several Corrosion Protection Options Available
  • Notes: Equivalent bolt-style tensioner is SB8
  • Consider using the MTX series when the jackbolt torque on the MT series exceed 200 ft/lbs.