- Aluminum alloy poles: The aluminum alloy poles are very solid and have an outstanding performance in resisting corrosion. Moreover, they also look good. The good ones can have a service life of 30-50 years.
- Stainless steel poles: Stainless steel is the best at resisting corrosion among all kinds of steel. The pole goes through a hot dip galvanizing surface treatment and can last for 15 years.
- Iron poles: If applying hot dip galvanizing surface treatment to iron poles, the lifespan of iron poles can be 5-10 years. This is the most popular type of light pole on the market because it is cheap.
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