... 2.Surface-Powdercoating, Painting, Galvanized 3.Material-Steel, Aluminum 4.Style-garden, farm 1. Function: Fence for Residential, Commercial, Industrial, ... :steel tubing as Q235, Q195 and Q345 the horizontal rail-30x30x1.5mm, 30x20x1.5mm, 38x25x1.5mm, 40x40x2.0mm, ... size as above. 4. Surface Treatment: for steel fence: economic treatment-zinc, Hot galvanized, powder coating, paintingfor aluminum ...