HS305×203×7.9
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 | 304.8 mm | 12 in |
| Width | 203.2 mm | 8 in |
| Design wall thickness | 7.94 mm | 0.312598 in |
| Nominal wall thickness | 7.94 mm | 0.312598 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 99,300,000 mm⁴ | 238.5692 in⁴ |
| Elastic modulus, Sₓ | 652,000 mm³ | 39.7875 in³ |
| Plastic modulus, Zₓ | 786,000 mm³ | 47.9647 in³ |
| Radius of gyration, rₓ | 114 mm | 4.4882 in |
| Distance to top fibre | 152.4 mm | 6 in |
| Distance to bottom fibre | 152.4 mm | 6 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 53,200,000 mm⁴ | 127.8135 in⁴ |
| Elastic modulus, S_y | 524,000 mm³ | 31.9764 in³ |
| Plastic modulus, Z_y | 596,000 mm³ | 36.3702 in³ |
| Radius of gyration, r_y | 83.4 mm | 3.2835 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 110,000,000 mm⁴ | 264.2761 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 60.1 kg/m | 40.4 lb/ft |