Posts are manufactured conforming to FHWA and ATSSA standard.
Steel material conforms to ASTM A1011, Grade 50. Yield strength after cold-forming is 60,000 psi minimum.
Posts are manufactured from hot-dipped galvanized steel conforming to ASTM A653, G90 or G140. The posts are also coated with a chromate conversion coating and a clear organic polymer topcoat.
Punching with 7/16\'\' holes on 1\'\' centers on all four sides down the entire length of the post.
Five kinds of cross section including 1.50\'\'*1.50\'\', 1.75\'\'*1.75\'\', 2.00\'\'*2.00\'\', 2.25\'\'*2.25\'\'and 2.50\'\'*2.50\'\'.
Available in 12 and 14 gauge thickness with all kinds of length according to your demand.
Powder coated sign posts with all kinds of color are also available.