... street,square,school,station 4.Have 10 years guarantee Single-arm street light polepecifications:Street light polePole material is Q235 ( ... coa Generally suggestion:6- 8 meters poleTop diameter : 70mm, bottom diameter 150mmflange :280*280*16mm ,thickness 3.25-3.5mm8 ... 300*18mm, thickness 3.75mm10-12 meters poleTop diameter : 90mm bottom, diameter 210mmFlange: 330*330*20mm, thickness 4mm 1.product ...