Square Bar shaft helical pier
*Bar Material: 40Cr or 45# steel, round corner 5mm radius
*Helix Plate material conforms to ASTM A36 hot rolled plate
*helices thickness are available in 3/8" and 1/2" inch
*All helix leading edges sharpened and rock cut and 45 degrees.
*Corrosion protection to conform to ASTM A153 standard for hot dipped zinc coating
*A better conventional solid steel extra high strength helical screw pile
*Welded coupling for greater strength. Eliminates shaft heat damage caused by upset coupling process
Note:We can accept OEM service.
| Specification | ||||||
| size | Lead Length (ft) | Helix Size (inch) | Extension Length(ft) | |||
| 1-1/2" | 3ft/5ft/7ft | 8/10/12/14 | 3ft/5ft/7ft/10ft | |||
| 1-3/4" | 3ft/5ft/7ft | 8/10/12/14 | 3ft/5ft/7ft/10ft | |||
| 2" | 3ft/5ft/7ft/10ft | 8/10/12/15 | 3ft/5ft/7ft/10ft | |||
| note:Other sizes are available upon request | ||||||
Square Tubular shaft helical pier
*Available in 2", 2.5", 3" or 4" square tube
*helices thickness are available in 3/8" and 1/2" inch
*Helices material conforms to ASTM A36 hot rolled plate
*All helix leading edges sharpened and rock cut and 45 degrees.
*Corrosion protection to conform to ASTM A153 standard for hot dipped zinc coating
*Square Tube eliminated over torquing concerns associated with pipe style helicals
*Efficient torque transfer
*Clear visual indicator of torsional deflection
| Specification | |||||||||
| size | Tube Thicknes(inch) | Lead Length (ft) | Helix Size (inch) | Extension Length(ft) | |||||
| 2" | 5/16" | 3ft/5ft/7ft | 8/10/12/14 | 3ft/5ft/7ft/10ft | |||||
| 2.5" | 5/16" or 3/8" | 3ft/5ft/7ft | 8/10/12/14 | 3ft/5ft/7ft/10ft | |||||
| 3" | 5/16" or 3/8" | 3ft/5ft/7ft/10ft | 8/10/12/15 | 3ft/5ft/7ft/10ft | |||||
| 4" | 5/16" or 3/8" or 7/16" | 3ft/5ft/7ft/10ft | 8/10/12/14 | 3ft/5ft/7ft/10ft | |||||
| note:Other sizes are available upon request | |||||||||
round shaft helical pile
*Shaft material: Seamless high tensile pipe, conforms to ASTM A500 GRADE B
*Helices material: ASTM A36 Hot rolled plate
*Corrosion protection conform to ASTM A153 standard for hot dipped zinc coating
*Leading edge of Helices beveled 45 degrees
*Greater Section Modulus Strength to resist Twisting and Deflection
*Greater Load Capacities
*Specifications
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 |
