مكان المنشأ
Shandong, China
Chemical Composition
Steel
Product name
Square Steel Screw for Holding Sun room and Solarium
Shaft material
40Cr(ASTM A5140) or 45#(ASTM 1045) steel
Helices material
ASTM A36 hot rolled plate
Helical lead length
3ft/5ft/7ft/10ft or Customized
Corrosion protection
ASTM A153 hot dipped zinc coating
Extension length
3ft/5ft/7ft/10ft
Helix size
8/10/12/14 inch
Helix thick
3/8'' and 1/2''
Advantage
High quality, easy install, rustproof surface treatment
Usage
Sun room and Solarium footing