HSS 20x6x5/16
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS508X152.4X7.9.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Height | 508 mm | 20 in |
| Width | 152 mm | 6 in |
| Design wall thickness | 7.39 mm | 0.291 in |
| Nominal wall thickness | 7.95 mm | 0.3125 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 280,000,000 mm⁴ | 673 in⁴ |
| Elastic modulus, Sₓ | 1,100,000 mm³ | 67.3 in³ |
| Plastic modulus, Zₓ | 1,430,000 mm³ | 87.1 in³ |
| Radius of gyration, rₓ | 172 mm | 6.79 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 | 42,000,000 mm⁴ | 101 in⁴ |
| Elastic modulus, S_y | 551,000 mm³ | 33.6 in³ |
| Plastic modulus, Z_y | 605,000 mm³ | 36.9 in³ |
| Radius of gyration, r_y | 66.8 mm | 2.63 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 122,000,000 mm⁴ | 293 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 79 kg/m | 53.11 lb/ft |