... light pole Q235 steel material smooth welding no edge HDG,powder coated 3-4MM tickness lamp pole1)Steel materials:Q235 or ... to person4)Lithium arc welding,tighten5)Hot-dip galvaniation and powder coating,anti-corrosion,aging resistance6)Pole shape:square and round conical ... .Color, size, specifications and packaging mainly depend on customers' demand powder coating road lamp pole