10M Street Light Pole Octagonal Shape Steel Lamp Post With Single Arm Product Description Products are designed and manufactured according to the wind speed client provided Products are hot dip galvanized according to ISO 1461/ASTM A123 or Bristish standards Average galvanization thickness in bulk is about 85um. Pole shaft material : Q235B or Q345B Welding standard:AWS D 1.1 We possess the ISO 9001:2015 certification and are committed to giving our customers the best products