
20m 250W HPS Lamp High Mast Pole Light. Customizable Pole Shape: Pole shape can be conical, octagonal, square, or cylinder based on client request. High-Strength Materials: Constructed from Q345B, A572, Q235B, A36, and other standard steel grades. Robust Surface Treatment: Hot dip galvanized per ASTM A123 or polyester powder coating as required. Seismic Resistance: Designed to withstand earthquakes up to grade 8 for enhanced safety. Premium Welding Quality: Double internal and external welding with AWS D1.1 standard and flaw testing. Wide Application Range: Suitable for highways, airports, seaports, plazas, stadiums, and streets. Flexible Power Options: Available in 20W-400W HPS/MH lamps with 220V (+-10%) / 50Hz input. 100% Product Inspection: Every finished product undergoes visual and functional inspection before shipping.