HP 400×122
Bearing piles from Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 348 mm | 13.7008 in |
| Flange width, b_f | 390 mm | 15.3543 in |
| Web thickness, t_w | 14 mm | 0.551181 in |
| Flange thickness, t_f | 14 mm | 0.551181 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 348,000,000 mm⁴ | 836.0733 in⁴ |
| Elastic modulus, Sₓ | 2,000,000 mm³ | 122.0475 in³ |
| Plastic modulus, Zₓ | 2,210,000 mm³ | 134.8625 in³ |
| Radius of gyration, rₓ | 149 mm | 5.8661 in |
| Distance to top fibre | 174 mm | 6.8504 in |
| Distance to bottom fibre | 174 mm | 6.8504 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 138,000,000 mm⁴ | 331.5463 in⁴ |
| Elastic modulus, S_y | 710,000 mm³ | 43.3269 in³ |
| Plastic modulus, Z_y | 1,080,000 mm³ | 65.9056 in³ |
| Radius of gyration, r_y | 94.2 mm | 3.7087 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 1,110,000 mm⁴ | 2.6668 in⁴ |
| Warping constant, C_w | 3.86000e+12 mm⁶ | 14,374.244 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 122 kg/m | 81.9802 lb/ft |