HSS 20x16x3/8
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS508X406.4X9.5.
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 | 8.86 mm | 0.349 in |
| Nominal wall thickness | 9.53 mm | 0.375 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 612,000,000 mm⁴ | 1,470 in⁴ |
| Elastic modulus, Sₓ | 2,410,000 mm³ | 147 in³ |
| Plastic modulus, Zₓ | 2,820,000 mm³ | 172 in³ |
| Radius of gyration, rₓ | 197 mm | 7.76 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 | 433,000,000 mm⁴ | 1,040 in⁴ |
| Elastic modulus, S_y | 2,130,000 mm³ | 130 in³ |
| Plastic modulus, Z_y | 2,430,000 mm³ | 148 in³ |
| Radius of gyration, r_y | 166 mm | 6.55 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 787,000,000 mm⁴ | 1,890 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 132 kg/m | 88.73 lb/ft |