Square Tubes Size (mm) Thickness (mm) kg/metre Surface Finish Paint Gal 13 x 13 1.8 0.568     15 x 15 1.8 0.681     20 x 20 1.6 0.873       2 1.05     25 x 25 1.6 1.12       2 1.36       2.5 1.64       … Continue reading Square Tube