HSS 12x3x5/16
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS304.8X76.2X7.9.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Height | 305 mm | 12 in |
| Width | 76.2 mm | 3 in |
| Design wall thickness | 7.39 mm | 0.291 in |
| Nominal wall thickness | 7.94 mm | 0.3125 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 51,600,000 mm⁴ | 124 in⁴ |
| Elastic modulus, Sₓ | 339,000 mm³ | 20.7 in³ |
| Plastic modulus, Zₓ | 457,000 mm³ | 27.9 in³ |
| Radius of gyration, rₓ | 99.1 mm | 3.9 in |
| Distance to top fibre | 152.5 mm | 6 in |
| Distance to bottom fibre | 152.5 mm | 6 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 5,450,000 mm⁴ | 13.1 in⁴ |
| Elastic modulus, S_y | 143,000 mm³ | 8.73 in³ |
| Plastic modulus, Z_y | 164,000 mm³ | 10 in³ |
| Radius of gyration, r_y | 32.3 mm | 1.27 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 17,200,000 mm⁴ | 41.3 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 44.2 kg/m | 29.72 lb/ft |