2L7x4x3/4LLBB
Double angles from AISC Shapes Database v16.0. Also designated 2L178X102X19LLBB.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 178 mm | 7 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 | 31,500,000 mm⁴ | 75.6 in⁴ |
| Elastic modulus, Sₓ | 275,000 mm³ | 16.8 in³ |
| Plastic modulus, Zₓ | 485,000 mm³ | 29.6 in³ |
| Radius of gyration, rₓ | 56.1 mm | 2.21 in |
| Distance to top fibre | 114.5 mm | 4.5 in |
| Distance to bottom fibre | 63.5 mm | 2.5 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 14,200,000 mm⁴ | 34 in⁴ |
| Elastic modulus, S_y | 139,000 mm³ | 8.5 in³ |
| Plastic modulus, Z_y | 254,000 mm³ | 15.5 in³ |
| Radius of gyration, r_y | 37.6 mm | 1.48 in |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 77.6 kg/m | 52.4 lb/ft |