HSS 18x6x1/4
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS457.2X152.4X6.4.
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 | 5.92 mm | 0.233 in |
| Nominal wall thickness | 6.35 mm | 0.25 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 174,000,000 mm⁴ | 419 in⁴ |
| Elastic modulus, Sₓ | 762,000 mm³ | 46.5 in³ |
| Plastic modulus, Zₓ | 973,000 mm³ | 59.4 in³ |
| Radius of gyration, rₓ | 158 mm | 6.22 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 | 31,300,000 mm⁴ | 75.1 in⁴ |
| Elastic modulus, S_y | 410,000 mm³ | 25 in³ |
| Plastic modulus, Z_y | 447,000 mm³ | 27.3 in³ |
| Radius of gyration, r_y | 66.8 mm | 2.63 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 87,400,000 mm⁴ | 210 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 58.7 kg/m | 39.43 lb/ft |