HSS 22x18x5/16
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS558.8X457.2X7.9.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Height | 559 mm | 22 in |
| Width | 457 mm | 18 in |
| Design wall thickness | 7.39 mm | 0.291 in |
| Nominal wall thickness | 7.95 mm | 0.3125 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 699,000,000 mm⁴ | 1,680 in⁴ |
| Elastic modulus, Sₓ | 2,510,000 mm³ | 153 in³ |
| Plastic modulus, Zₓ | 2,920,000 mm³ | 178 in³ |
| Radius of gyration, rₓ | 219 mm | 8.61 in |
| Distance to top fibre | 279.5 mm | 11 in |
| Distance to bottom fibre | 279.5 mm | 11 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 516,000,000 mm⁴ | 1,240 in⁴ |
| Elastic modulus, S_y | 2,260,000 mm³ | 138 in³ |
| Plastic modulus, Z_y | 2,560,000 mm³ | 156 in³ |
| Radius of gyration, r_y | 188 mm | 7.4 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 916,000,000 mm⁴ | 2,200 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 123 kg/m | 82.88 lb/ft |