The thickness of the poles is generally thick
Road poles with thick, usually see how high the road poles
Solar wind energy street lamps generally use the material than ordinary street light with the material, usually in the 4-6 PCT or so
There is different requirements under the wind, the thickness is also different
4% - 4.5, 5; 6% thick with 8-15 meters high street lamp
Single-arm or two-arm lamp, the minimum wall thickness of 2.5%, for: 2-4 meters on the street lights, 3-3.5 PCT, 4-9 meters on the street with the