HSS 22x18x3/8
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS558.8X457.2X9.5.
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 | 8.86 mm | 0.349 in |
| Nominal wall thickness | 9.53 mm | 0.375 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 832,000,000 mm⁴ | 2,000 in⁴ |
| Elastic modulus, Sₓ | 2,980,000 mm³ | 182 in³ |
| Plastic modulus, Zₓ | 3,470,000 mm³ | 212 in³ |
| Radius of gyration, rₓ | 218 mm | 8.58 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 | 612,000,000 mm⁴ | 1,470 in⁴ |
| Elastic modulus, S_y | 2,690,000 mm³ | 164 in³ |
| Plastic modulus, Z_y | 3,030,000 mm³ | 185 in³ |
| Radius of gyration, r_y | 187 mm | 7.37 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 1.09000e+9 mm⁴ | 2,620 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 147 kg/m | 98.94 lb/ft |