HSS 20x8x1
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS508X203.2X25.4.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Height | 508 mm | 20 in |
| Width | 203 mm | 8 in |
| Design wall thickness | 23.6 mm | 0.93 in |
| Nominal wall thickness | 25.4 mm | 1 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 857,000,000 mm⁴ | 2,060 in⁴ |
| Elastic modulus, Sₓ | 3,380,000 mm³ | 206 in³ |
| Plastic modulus, Zₓ | 4,470,000 mm³ | 273 in³ |
| Radius of gyration, rₓ | 169 mm | 6.67 in |
| Distance to top fibre | 254 mm | 10 in |
| Distance to bottom fibre | 254 mm | 10 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 196,000,000 mm⁴ | 472 in⁴ |
| Elastic modulus, S_y | 1,930,000 mm³ | 118 in³ |
| Plastic modulus, Z_y | 2,310,000 mm³ | 141 in³ |
| Radius of gyration, r_y | 81 mm | 3.19 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 549,000,000 mm⁴ | 1,320 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 250 kg/m | 168.18 lb/ft |