Rectangular Tube 80x40x3 Posted on January 3, 2017October 21, 2017 Rectangular Tube 80x40x3 Rectangular Tube Size : Rectangular Tube 80x40x3 Weight : 5.29 kg/m. Sectional Area : 6.74 cm2. Side 1 : 80 mm. Side 2 : 40 mm. Thickness : 3 mm. Outside Radius : 4.5 mm. [wpfilebase tag=file id=1431 /] Hollow Section rectangular hollow section Rectangular Tube sizes Rectangular Tube steel steel sections steel tubing