HSS 18x10x1/4
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS457.2X254X6.4.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Height | 457 mm | 18 in |
| Width | 254 mm | 10 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 | 236,000,000 mm⁴ | 566 in⁴ |
| Elastic modulus, Sₓ | 1,030,000 mm³ | 62.9 in³ |
| Plastic modulus, Zₓ | 1,250,000 mm³ | 76 in³ |
| Radius of gyration, rₓ | 170 mm | 6.68 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 | 95,700,000 mm⁴ | 230 in⁴ |
| Elastic modulus, S_y | 755,000 mm³ | 46.1 in³ |
| Plastic modulus, Z_y | 834,000 mm³ | 50.9 in³ |
| Radius of gyration, r_y | 108 mm | 4.26 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 214,000,000 mm⁴ | 515 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 68.8 kg/m | 46.24 lb/ft |