L4x4x3/4
Angles from AISC Shapes Database v16.0. Also designated L102X102X19.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 102 mm | 4 in |
| Width | 102 mm | 4 in |
| Thickness, t | 19.1 mm | 0.75 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 3,170,000 mm⁴ | 7.62 in⁴ |
| Elastic modulus, Sₓ | 45,700 mm³ | 2.79 in³ |
| Plastic modulus, Zₓ | 82,300 mm³ | 5.02 in³ |
| Radius of gyration, rₓ | 30 mm | 1.18 in |
| Distance to top fibre | 69.7 mm | 2.73 in |
| Distance to bottom fibre | 32.3 mm | 1.27 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 3,170,000 mm⁴ | 7.62 in⁴ |
| Elastic modulus, S_y | 45,700 mm³ | 2.79 in³ |
| Plastic modulus, Z_y | 82,300 mm³ | 5.02 in³ |
| Radius of gyration, r_y | 30 mm | 1.18 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 425,000 mm⁴ | 1.02 in⁴ |
| Warping constant, C_w | 301,000,000 mm⁶ | 1.12 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 27.5 kg/m | 18.5 lb/ft |