HSS 18x6x3/4
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS457.2X152.4X19.0.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Height | 457 mm | 18 in |
| Width | 152 mm | 6 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 | 441,000,000 mm⁴ | 1,060 in⁴ |
| Elastic modulus, Sₓ | 1,930,000 mm³ | 118 in³ |
| Plastic modulus, Zₓ | 2,590,000 mm³ | 158 in³ |
| Radius of gyration, rₓ | 150 mm | 5.92 in |
| Distance to top fibre | 228.5 mm | 9 in |
| Distance to bottom fibre | 228.5 mm | 9 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 74,500,000 mm⁴ | 179 in⁴ |
| Elastic modulus, S_y | 977,000 mm³ | 59.6 in³ |
| Plastic modulus, Z_y | 1,150,000 mm³ | 70.4 in³ |
| Radius of gyration, r_y | 61.7 mm | 2.43 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 221,000,000 mm⁴ | 530 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 164 kg/m | 109.91 lb/ft |