HSS 18x10x1/2
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS457.2X254X12.7.
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 | 11.8 mm | 0.465 in |
| Nominal wall thickness | 12.7 mm | 0.5 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 441,000,000 mm⁴ | 1,060 in⁴ |
| Elastic modulus, Sₓ | 1,920,000 mm³ | 117 in³ |
| Plastic modulus, Zₓ | 2,360,000 mm³ | 144 in³ |
| Radius of gyration, rₓ | 166 mm | 6.55 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 | 177,000,000 mm⁴ | 425 in⁴ |
| Elastic modulus, S_y | 1,390,000 mm³ | 85 in³ |
| Plastic modulus, Z_y | 1,580,000 mm³ | 96.2 in³ |
| Radius of gyration, r_y | 106 mm | 4.16 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 407,000,000 mm⁴ | 977 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 133 kg/m | 89.68 lb/ft |