What are the load-bearing and wind resistance capabilities of aluminum street light poles?

Modern high-strength aluminum street light poles can easily support high-power LED lamp heads and monitoring equipment, and their wind resistance level can reach up to level 12 or even higher typhoon standards. This excellent performance stems from the use of aerospace-grade aluminum alloy materials (such as 6063-T6) and a scientific internal reinforcement structure design. Compared with traditional steel poles, aluminum street light poles are lighter in weight, but have higher strength per unit weight. They can achieve precise structural strengthening by adjusting the wall thickness and pole diameter according to the wind load requirements of different regions.

Core Strength Source: T6 Heat Treatment and Alloy Process

Many people mistakenly believe that aluminum is "soft," but professional aluminum street light poles undergo rigorous processing during production:

• T6 Heat Treatment Technology: Through solution heat treatment and artificial aging, the internal crystal structure of the aluminum alloy is rearranged, significantly improving hardness and yield strength.
  
  
• Seamless Extrusion Molding: The integrated seamless drawing process avoids fatigue cracking at welding points under high-pressure environments, ensuring the overall structural robustness of the aluminum street light pole.
  
  

Wind Resistance Performance: Scientific Calculation and Structural Design

In coastal areas prone to typhoons, the wind resistance performance of aluminum street light poles is a key concern for municipal engineering:

• Elastic Modulus Advantage: Aluminum has good elastic deformation capabilities. When strong winds strike, the aluminum street light pole can absorb wind energy through slight elastic swaying, reducing the instantaneous shear force on the bottom flange.
  
  
• Customized Wall Thickness Design: For open areas with high wind pressure, manufacturers use computer-aided engineering (CAE) for wind load simulation. By increasing the wall thickness of the base section, stability is ensured even at wind speeds exceeding 160 km/h.
  
  

Load-Bearing Capacity: Not Only for Lights, But Also for More

With the development of smart cities, aluminum street light poles are no longer just supporting lighting equipment:

• High-Power Lamp Head Support: Modern aluminum alloy poles can easily support dual or even multiple high-lumen LED street lights without significant structural deflection.
  
  
• Multifunctional Expansion: Thanks to its superior mechanical structure, aluminum street light poles can simultaneously accommodate 5G base stations, surveillance cameras, directional signs, and charging piles, becoming a key carrier for smart cities.
  

Why Are Aluminum Poles Safer Than Steel Poles?

Besides physical load-bearing capacity, aluminum street light poles offer "active protection" in terms of collision safety. In the unfortunate event of a vehicle collision, the energy-absorbing properties of the aluminum pole allow it to break at specific stress points, protecting vehicle occupants from fatal injuries caused by rigid impact. This "fragile design" not only meets collision safety standards but also reduces damage to municipal infrastructure foundations.

Technical Specifications for Selection

When purchasing aluminum street light poles, it is recommended to check the following two key indicators:

• Maximum Wind Resistance Value: Does it meet the requirements for the maximum wind speed recorded in the local meteorological records over a 50-year period?
  
  
• EPA Value (Equivalent Projected Area): Confirm the maximum windward area the pole can withstand to match the corresponding lamp head or advertising sign.
  
  

Aluminum street light poles, with their perfect combination of high-strength alloy performance and lightweight design, completely break the preconceived notion of "light but not strong." Their excellent wind resistance and load-bearing capacity make them an ideal choice for high-end residential areas, coastal roads, and smart city construction.