Tubing, Rectangular, Corrosion Resistant, Aluminum, Alloy Type 6063, Outside Rectangle Size 2 x 4", Inside Rectangle Size 1 3/4 x 3 3/4", Wall Thickness 0.125", Length 1 ft., Mill Finish, T52 Temper, Outside Tolerance Standard, Wall Thickness Tolerance +/- .007", Length Tolerance +/-1.000", Tensile Strength (PSI) 27, 000, Typical Yield Strength (PSI) 21, 000, Typical Hardness 60, Hardness Scale BHN, Standards ASTMB221
Aluminum Tubing- Lightweight tubes are easy to drill, saw, punch, and machine.
- 6063 standards: ASTM B221