Electric poles play a role in supporting overhead wires, and common electric poles include wooden poles, cement poles, power towers, etc. Concrete poles are poles made of concrete and steel bars or steel wires, with two types: prestressed and non prestressed; Iron poles are electric poles cast from pig iron. The cross-sectional forms of electric poles include square, octagonal, I-shaped, circular, or other irregular sections. The most commonly used are circular and square sections. There are two types of circular electric poles: conical pole and equal diameter pole. The tip diameter of the conical pole is generally 100-230 millimeters, and the taper is 1:75; The diameter of the equal diameter rod is 300-550 millimeters; Both have a wall thickness of 30-60 millimeters
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