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  • FTR-Series Foundation Bolt Tensioners provide fast, accurate and easy tightening of external or internal-ring wind tower foundations.
  • Standard models are available for 75, 150 ksi and metric style Williams, Dyson and Macalloy bar types.
  • Long-stroke options accelerate process with single-pull tensioning
Unit of Measure

Bar Grade

N/A 75 ksi

Bolt Diameter

N/A 1.50 in 38 mm

Bar Size Designation

N/A #11

Nut A/F

N/A 2.25 inches

Maximum Pressure

N/A 21,750 psi

Hydraulic Pressure Area

N/A 4.84 in²

Load Capacity

N/A 52.7 tons

Stroke

N/A 0.98 inches

Dimension A

N/A 4.53 inches

Dimension B

N/A 4.02 inches

Dimension C

N/A 2.01 inches

Dimension D

N/A 8.92 inches

Dimension E

N/A 3.78 inches

Weight

N/A 25.3 lbs.

Minimum Bolt Protrusion

N/A 10.24 inches