HA508×508×25
Square HSS from CISC Structural Section Tables SST12.1.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Height | 508 mm | 20 in |
| Width | 508 mm | 20 in |
| Design wall thickness | 22.86 mm | 0.9 in |
| Nominal wall thickness | 25.4 mm | 1 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 1.66000e+9 mm⁴ | 3,988.166 in⁴ |
| Elastic modulus, Sₓ | 6,540,000 mm³ | 399.0953 in³ |
| Plastic modulus, Zₓ | 7,740,000 mm³ | 472.3238 in³ |
| Radius of gyration, rₓ | 196 mm | 7.7165 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 | 1.66000e+9 mm⁴ | 3,988.166 in⁴ |
| Elastic modulus, S_y | 6,540,000 mm³ | 399.0953 in³ |
| Plastic modulus, Z_y | 7,740,000 mm³ | 472.3238 in³ |
| Radius of gyration, r_y | 196 mm | 7.7165 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 2.67000e+9 mm⁴ | 6,414.701 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 372 kg/m | 250 lb/ft |