Wholesale China Square Bar Shaft Helical Piers Features:
Product name
Square Bar Shaft Helical Piers
Bar Material
40Cr or 45# steel, round corner 5mm radius
Helix Plate material
ASTM A36 hot rolled plate
Helix leading edges
Sharpened and rock cut and 45 degree
Finish
Hot dipped zinc coating, Painted, Powder coating, corrosion protection conform to ASTM A153 standard.
Helix Blade
8", 10", 12" and 14" in diameter with 3/8", 1/2" thickness
Square Bar
1-1/2",1-3/4" ,2-1/4"
Lead sections
Available in 3, 5 and 7-foot lengths.
Extensions
Available in 3, 5, 7 and 10-foot lengths.
Specifications
Size
Lead Length (ft)
Helix Size (inch)
Extension Length(ft)
1-1/2"
3ft/5ft/7ft
8/10/12/14
3ft/5ft/7ft/10ft
13/4"
3ft/5ft/7ft
8/10/12/14
3ft/5ft/7ft/10ft
2"
3ft/5ft/7ft/10ft
8/10/12/15
3ft/5ft/7ft/10ft
