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Material Steel posts furnished shall conform to ASTM A653 Grade 50, Standard Specification for Steel Sheet, Zinc Coated (Galvanized) or Zinc-Iron Alloy Coated (Galvannealed) by the Hot-Dip Process. Shape The cross section on the post shall be carbon steel tube formed to square and welded directly in the corner by high frequency electric resistance welding and externally scarfed to match the corner radii. Finish The galvanized part will conform to ASTM A653, G90, Structural Quality, Grade 50. The corner weld is zinc coated after scarfing. The galvanized post has a minimum of 0.5 mil of clear acrylic polymer coating applied as a rust preventative. Holes All four sides feature holes that shall be 7/16” diameter, (± 1/64”) on one-inch centers through the entire length of the post. Holes shall be on the centerline of each side, in alignment with and opposite each other directly and diagonally. Telescoping Properties The finished post shall be straight and have a smooth, uniform finish. All consecutive sizes of square tubes shall telescope freely and for not less than ten feet of their length without the need to match any particular face to any other face. All holes and ends shall be free from burrs. -
Drive caps protect post ends from driving damage, and are made of cast steel to withstand constant driving. Available in sizes to fit all Franklin Steel Posts. -
Drive caps protect post ends from driving damage, and are made of cast steel to withstand constant driving. Available in sizes to fit all Franklin Steel Posts.
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Drive caps protect post ends from driving damage, and are made of cast steel to withstand constant driving. Available in sizes to fit all Franklin Steel Posts.
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Steel Flanged Channel Posts Chicago Heights® Flanged Channel Sign Posts are manufactured from high tensile rail steel and finished with a protective coating of weather resistant acrylic. They are designed to provide an attractive appearance and years of maintenance free service. Special colors and finishes, including hot dip galvanized, can be supplied for high corrosion applications. These posts are manufactured in accordance with ASTM A499, Grade 60 with a minimum yield strength of 60,000 psi, and able to meet AASHTO criteria on wind loads. BLACK Channel Posts are normally punched full length with 7/16” holes on 3” centers. Standard stock lengths are 6-12 ft. Weight: 2 lbs/foot, 2-3/4 lbs/foot, 3 lbs/foot and 4 lbs/foot. GREEN Channel Posts are normally punched full length with 3/8” holes on 1” centers. Standard stock lengths are 6-12 ft. Weight: 1.12 lb/foot, 2 lbs/foot and 3 lbs/foot. DELINEATOR Posts are light weight 1.12 lb/foot with 30 each 3/8” holes on 1” centers. Standard stock lengths include 6’, 7’ and 8’. All steel flanged channel posts are tapered for ease of installation.
