HSS 7x4x1/4
Rectangular HSS from AISC Shapes Database v16.0. Also designated HSS177.8X101.6X6.4.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Height | 178 mm | 7 in |
| Width | 102 mm | 4 in |
| Design wall thickness | 5.92 mm | 0.233 in |
| Nominal wall thickness | 6.35 mm | 0.25 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 12,700,000 mm⁴ | 30.5 in⁴ |
| Elastic modulus, Sₓ | 143,000 mm³ | 8.72 in³ |
| Plastic modulus, Zₓ | 177,000 mm³ | 10.8 in³ |
| Radius of gyration, rₓ | 64.3 mm | 2.53 in |
| Distance to top fibre | 89 mm | 3.5 in |
| Distance to bottom fibre | 89 mm | 3.5 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 5,330,000 mm⁴ | 12.8 in⁴ |
| Elastic modulus, S_y | 105,000 mm³ | 6.38 in³ |
| Plastic modulus, Z_y | 120,000 mm³ | 7.33 in³ |
| Radius of gyration, r_y | 41.7 mm | 1.64 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 12,200,000 mm⁴ | 29.3 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 25.7 kg/m | 17.32 lb/ft |