Product name
Conforming to ASTM A500 GRADE B Round Helical Piling
Shaft material
ASTM A500 GRADE B or customized
Helices material
ASTM A36 hot rolled plate
Corrosion protection
ASTM A153, hot dipped zinc coating
Helix thick
3/8'' or 1/2''
Helical lead leangth
3ft/5ft/7ft/10ft or Customized
Helix size
8/10/12/14 inch
Extension length
3ft/5ft/7ft/10ft
Advantage
High quality, easy install, rustproof surface treatment
Usage
Foundation supporting