HSS 20x16x1/2
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS508X406.4X12.7.
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 | 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 | 791,000,000 mm⁴ | 1,900 in⁴ |
| Elastic modulus, Sₓ | 3,110,000 mm³ | 190 in³ |
| Plastic modulus, Zₓ | 3,670,000 mm³ | 224 in³ |
| Radius of gyration, rₓ | 196 mm | 7.7 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 | 562,000,000 mm⁴ | 1,350 in⁴ |
| Elastic modulus, S_y | 2,770,000 mm³ | 169 in³ |
| Plastic modulus, Z_y | 3,160,000 mm³ | 193 in³ |
| Radius of gyration, r_y | 165 mm | 6.5 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 1.03000e+9 mm⁴ | 2,480 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 174 kg/m | 116.91 lb/ft |