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Engineering ToolBox > Aluminum I-Beams
Properties in imperial units of aluminum I-beams are indicated below.
| Designation | Dimensions | Static Parameters | |||||||
| Moment of Inertia | Section Modulus | ||||||||
| Imperial (in x in) | Depth h (in) | With w (in) | Web Thickness s (in) | Sectional Area (in2) | Weight (lb/ft) | Ix (in4) | Iy (in4) | Wx (in3) | Wy (in3) |
| 3 x 2 1/2 | 3 | 2 1/2 | 0.13 | 1.39 | 1.64 | 2.24 | 0.52 | 1.49 | 0.42 |
| 3 x 2 1/2 | 3 | 2 1/2 | 0.15 | 1.73 | 2.03 | 2.71 | 0.68 | 1.81 | 0.54 |
| 4 x 3 | 4 | 3 | 0.15 | 1.97 | 2.31 | 5.62 | 1.04 | 2.81 | 0.69 |
| 4 x 3 | 4 | 3 | 0.17 | 2.38 | 2.79 | 6.71 | 1.31 | 3.36 | 0.87 |
| 5 x 3 1/2 | 5 | 3 1/2 | 0.19 | 3.15 | 3.70 | 13.9 | 2.29 | 5.58 | 1.31 |
| 6 x 4 | 6 | 4 | 0.19 | 3.43 | 4.03 | 22.0 | 3.10 | 7.33 | 1.55 |
| 6 x 4 | 6 | 4 | 0.21 | 3.99 | 4.69 | 25.5 | 3.74 | 8.50 | 1.87 |
| 7 x 4 1/2 | 7 | 4 1/2 | 0.23 | 4.93 | 5.80 | 42.9 | 5.78 | 12.3 | 2.57 |
| 8 x 5 | 8 | 5 | 0.23 | 5.26 | 6.18 | 59.7 | 7.30 | 14.9 | 2.92 |
| 8 x 5 | 8 | 5 | 0.25 | 5.97 | 7.02 | 67.8 | 8.55 | 16.9 | 3.42 |
| 9 x 5 1/2 | 9 | 5 1/2 | 0.27 | 7.11 | 8.36 | 102 | 12.2 | 22.7 | 4.44 |
| 10 x 6 | 10 | 6 | 0.25 | 7.35 | 8.65 | 132 | 14.8 | 26.42 | 4.93 |
| 10 x 6 | 10 | 6 | 0.29 | 8.75 | 10.29 | 156 | 18.0 | 31.2 | 6.01 |
| 12 x 7 | 12 | 7 | 0.29 | 9.93 | 11.67 | 256 | 26.9 | 42.6 | 7.69 |
| 12 x 7 | 12 | 7 | 0.31 | 12.2 | 14.29 | 317 | 35.5 | 52.9 | 10.1 |
I-shaped cross-section beams: