HSS 20x16x5/8
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS508X406.4X15.9.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Height | 508 mm | 20 in |
| Width | 406 mm | 16 in |
| Design wall thickness | 14.8 mm | 0.581 in |
| Nominal wall thickness | 15.9 mm | 0.625 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 966,000,000 mm⁴ | 2,320 in⁴ |
| Elastic modulus, Sₓ | 3,800,000 mm³ | 232 in³ |
| Plastic modulus, Zₓ | 4,510,000 mm³ | 275 in³ |
| Radius of gyration, rₓ | 194 mm | 7.65 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 | 683,000,000 mm⁴ | 1,640 in⁴ |
| Elastic modulus, S_y | 3,380,000 mm³ | 206 in³ |
| Plastic modulus, Z_y | 3,870,000 mm³ | 236 in³ |
| Radius of gyration, r_y | 164 mm | 6.44 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 1.27000e+9 mm⁴ | 3,040 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 215 kg/m | 144.39 lb/ft |