HSS 20x16x3/4
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS508X406.4X19.0.
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 | 17.7 mm | 0.698 in |
| Nominal wall thickness | 19.1 mm | 0.75 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 1.13000e+9 mm⁴ | 2,710 in⁴ |
| Elastic modulus, Sₓ | 4,440,000 mm³ | 271 in³ |
| Plastic modulus, Zₓ | 5,310,000 mm³ | 324 in³ |
| Radius of gyration, rₓ | 193 mm | 7.59 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 | 799,000,000 mm⁴ | 1,920 in⁴ |
| Elastic modulus, S_y | 3,930,000 mm³ | 240 in³ |
| Plastic modulus, Z_y | 4,560,000 mm³ | 278 in³ |
| Radius of gyration, r_y | 162 mm | 6.39 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 1.49000e+9 mm⁴ | 3,590 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 255 kg/m | 171.16 lb/ft |