Square Shaft Helical Screw Piers for Underpinning
USD $15 - $60 /Piece
Min.Order:100 Pieces
Jinan Rainbow Metalwork Co., Ltd.
The Specifications for Square Shaft Helical Piers | |||
Helical Pier Type | Size inches(mm) | Torque Rating ft-Ib(N-m) | Ultimate Capacity kip(kn) |
SS5 Square Shaft | 1.50 (38.1)
| 5500 (7,500) | 55 (245) |
SS150 Square Shaft | 1.50 (38.1)
| 7000 (9500) | 70 (312) |
SS175 Square Shaft | 1.75 (44.5)
| 10000 (13,600) | 100 (445) |
SS200 Square Shaft | 2.00 (50.8)
| 15000 (20,300) | 150 (668) |
SS225 Square Shaft | 2.25 (57.2)
| 20000 (27,100) | 200 (890) |
278 Hollow Shaft | 2.875 (73.0)
| 5500 (7,500) | 60 (267) |
HS Hollow Shaft | 3.50 (88.9)
| 11000 (14,900) | 77 (343) |
The Ultimate Capacity is based on the Installation Torque-Capacity relationship in soil.
The 278 Ultimate Capacity is based on the shaft bearing directly on rock.