HSS 22x18x5/8
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS558.8X457.2X15.9.
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 | 14.8 mm | 0.581 in |
| Nominal wall thickness | 15.9 mm | 0.625 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 1.32000e+9 mm⁴ | 3,170 in⁴ |
| Elastic modulus, Sₓ | 4,720,000 mm³ | 288 in³ |
| Plastic modulus, Zₓ | 5,590,000 mm³ | 341 in³ |
| Radius of gyration, rₓ | 215 mm | 8.47 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 | 970,000,000 mm⁴ | 2,330 in⁴ |
| Elastic modulus, S_y | 4,240,000 mm³ | 259 in³ |
| Plastic modulus, Z_y | 4,870,000 mm³ | 297 in³ |
| Radius of gyration, r_y | 184 mm | 7.26 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 1.76000e+9 mm⁴ | 4,230 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 240 kg/m | 161.4 lb/ft |