. The T6511 temper also means it has been heat treated for additional strength (Yield Strength: 35,000 psi).1" x 8" Aluminum Flat Bar, 6061 Plate, 48" Length, T6511 Mill Stock This 6061 aluminum meets ASTM B221 specifications. It has a high resistance to corrosion, and an excellent weight-to-strength ratio.
It saves time and costs by eliminating constant scraping and repainting of bollard posts. Each post guard cover has 2 reflective stripes that increase visibility and safety. x52" H, Yellow/Black Tape Great looking protection for facilities with a wide variety of colors and sizes.