ASTM standard steel round shaft helical pier for solar power
Helical piles have been used all over the world to secure residential and commercial buildings. Originally designed for lighthouses they are widely used for many other deep
foundation applications.
Shaft Size (inch) | Wall Thick(inch) | Helix Thick(inch) | Lead Length(ft) | Helix Size(inch) | Extension Length (ft) |
2.875 OD. | 0.262 | 3/8 or 1/2 | 3ft/5ft/7ft/10ft | 8/10/12/14 | 3ft/5ft/7ft/10ft |
3.00 OD. | 0.238 | 3/8 or 1/2 | 3ft/5ft/7ft/10ft | 8/10/12/14 | 3ft/5ft/7ft/10ft |
3.50 OD. | 0.254/0.300 | 3/8 or 1/2 | 3ft/5ft/7ft/10ft | 8/10/12/14 | 3ft/5ft/7ft/10ft |
4.50 OD. | 0.290/0.337 | 3/8 or 1/2 | 5ft/7ft/10ft/12ft | 8/10/12/14 | 3ft/5ft/7ft/10ft |
5.50 OD. | 0.362 | 3/8 or 1/2 | 5ft/7ft/10ft/12ft | 8/10/12/14 | 3ft/5ft/7ft/10ft |
6.625 OD. | 0.562 | 3/8 or 1/2 | 5ft/7ft/10ft/12ft | 8/10/12/14 | 3ft/5ft/7ft/10ft |
1. Professional staffs reply your inquiry in 24 working hours.
2. Professional factory : We are the first class helical screws products supplier for Residential, Commercial and Industrial Projects as well as Underpinning and Anchoring.
3. Good quality, competitive pricing and timely service.
4. OEM and ODM service are available here.
5. Sample: Available.