4.50″ OD x 0.337w Helical Piles
Ultimate Installation Torque: 48,000 ft-lbs
Ultimate Pile Capacity: 312 kip
Material Specifications:
- Pipe Shaft
- API-5CT N80
- Min. Yield: 80 ksi
- Coupler Connections
- Top Coupler: AISI 4125M
- Bottom Coupler: AISI 4140
- Min. Yield: 107 ksi
- Helix Plates
- ASTM A572, Grade 50
- Min. Yield: 50 ksi
- Nuts/Bolts
- ASTM A325/A325M
- Min. Yield: 92 ksi
- Coatings
- Hot Dip Galv per ASTM A123/A153
- Bare Steel