Round Corner Square Bar Helical Piers - 40cr/45 Steel, 5mm Radius Helix Plates, Hot-dipped Galvanized, 20 Kg Weight | High Strength, Astm A153 Compliant, Optimized For Unstable Soils

We manufacture and export Round Corner Square Bar Helical Piers to our clients in Jinan, Shandong, China.

Helical piers are used for new construction and to support existing structures. They are designed
for applications in expansive soils, high water tables, fill areas, and other areas where unstable soils require a deep foundation. In compression they are used as footers and in tension they may be used tosupport retaining or foundation walls. Helical piers are round or square, tubular or bar steel shafts with round helix plates welded to them.

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 3/8a and 1/2a 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