HSS 20x6x5/8
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS508X152.4X15.9.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Height | 508 mm | 20 in |
| Width | 152 mm | 6 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 | 508,000,000 mm⁴ | 1,220 in⁴ |
| Elastic modulus, Sₓ | 2,000,000 mm³ | 122 in³ |
| Plastic modulus, Zₓ | 2,650,000 mm³ | 162 in³ |
| Radius of gyration, rₓ | 168 mm | 6.6 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 | 72,800,000 mm⁴ | 175 in⁴ |
| Elastic modulus, S_y | 957,000 mm³ | 58.4 in³ |
| Plastic modulus, Z_y | 1,100,000 mm³ | 67.3 in³ |
| Radius of gyration, r_y | 63.5 mm | 2.5 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 220,000,000 mm⁴ | 528 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 152 kg/m | 101.85 lb/ft |