HA127×102×6.4
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 | 127 mm | 5 in |
| Width | 101.6 mm | 4 in |
| Design wall thickness | 5.72 mm | 0.225197 in |
| Nominal wall thickness | 6.35 mm | 0.25 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 5,420,000 mm⁴ | 13.0216 in⁴ |
| Elastic modulus, Sₓ | 85,400 mm³ | 5.2114 in³ |
| Plastic modulus, Zₓ | 103,000 mm³ | 6.2854 in³ |
| Radius of gyration, rₓ | 47.5 mm | 1.8701 in |
| Distance to top fibre | 63.5 mm | 2.5 in |
| Distance to bottom fibre | 63.5 mm | 2.5 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 3,830,000 mm⁴ | 9.2016 in⁴ |
| Elastic modulus, S_y | 75,500 mm³ | 4.6073 in³ |
| Plastic modulus, Z_y | 88,700 mm³ | 5.4128 in³ |
| Radius of gyration, r_y | 40 mm | 1.5748 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 7,290,000 mm⁴ | 17.5143 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 20.7 kg/m | 13.9 lb/ft |