helical pile for building

MOQ: 1000

foundation repair products-steel material

Square Bar Shaft Helical Piles


  • 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

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

Round Shaft Helical Piles


  • 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


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

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square shaft helical pile⇒