HSS 22x18x3/4
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS558.8X457.2X19.0.
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 | 17.7 mm | 0.698 in |
| Nominal wall thickness | 19.1 mm | 0.75 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 1.55000e+9 mm⁴ | 3,720 in⁴ |
| Elastic modulus, Sₓ | 5,540,000 mm³ | 338 in³ |
| Plastic modulus, Zₓ | 6,590,000 mm³ | 402 in³ |
| Radius of gyration, rₓ | 214 mm | 8.41 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 | 1.14000e+9 mm⁴ | 2,730 in⁴ |
| Elastic modulus, S_y | 4,980,000 mm³ | 304 in³ |
| Plastic modulus, Z_y | 5,750,000 mm³ | 351 in³ |
| Radius of gyration, r_y | 183 mm | 7.21 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 2.08000e+9 mm⁴ | 5,000 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 285 kg/m | 191.58 lb/ft |