HA102×76×7.9
Rectangular 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 | 101.6 mm | 4 in |
| Width | 76.2 mm | 3 in |
| Design wall thickness | 7.15 mm | 0.281496 in |
| Nominal wall thickness | 7.94 mm | 0.312598 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 2,910,000 mm⁴ | 6.9913 in⁴ |
| Elastic modulus, Sₓ | 57,200 mm³ | 3.4906 in³ |
| Plastic modulus, Zₓ | 72,200 mm³ | 4.4059 in³ |
| Radius of gyration, rₓ | 36.3 mm | 1.4291 in |
| Distance to top fibre | 50.8 mm | 2 in |
| Distance to bottom fibre | 50.8 mm | 2 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 1,840,000 mm⁴ | 4.4206 in⁴ |
| Elastic modulus, S_y | 48,400 mm³ | 2.9535 in³ |
| Plastic modulus, Z_y | 59,000 mm³ | 3.6004 in³ |
| Radius of gyration, r_y | 28.9 mm | 1.1378 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 3,820,000 mm⁴ | 9.1776 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 18.9 kg/m | 12.7 lb/ft |