HSS 22x18x1/2
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS558.8X457.2X12.7.
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 | 11.8 mm | 0.465 in |
| Nominal wall thickness | 12.7 mm | 0.5 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 1.08000e+9 mm⁴ | 2,600 in⁴ |
| Elastic modulus, Sₓ | 3,870,000 mm³ | 236 in³ |
| Plastic modulus, Zₓ | 4,540,000 mm³ | 277 in³ |
| Radius of gyration, rₓ | 216 mm | 8.52 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 | 795,000,000 mm⁴ | 1,910 in⁴ |
| Elastic modulus, S_y | 3,490,000 mm³ | 213 in³ |
| Plastic modulus, Z_y | 3,970,000 mm³ | 242 in³ |
| Radius of gyration, r_y | 186 mm | 7.31 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 1.43000e+9 mm⁴ | 3,440 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 194 kg/m | 130.52 lb/ft |