HE 300 C
HE wide flange sections 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 | 320 mm | 12.5984 in |
| Flange width, b_f | 305 mm | 12.0079 in |
| Web thickness, t_w | 16 mm | 0.629921 in |
| Flange thickness, t_f | 29 mm | 1.1417 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 410,000,000 mm⁴ | 985.0289 in⁴ |
| Elastic modulus, Sₓ | 2,560,000 mm³ | 156.2208 in³ |
| Plastic modulus, Zₓ | 2,930,000 mm³ | 178.7996 in³ |
| Radius of gyration, rₓ | 135 mm | 5.315 in |
| Distance to top fibre | 160 mm | 6.2992 in |
| Distance to bottom fibre | 160 mm | 6.2992 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 137,000,000 mm⁴ | 329.1438 in⁴ |
| Elastic modulus, S_y | 901,000 mm³ | 54.9824 in³ |
| Plastic modulus, Z_y | 1,370,000 mm³ | 83.6025 in³ |
| Radius of gyration, r_y | 78.1 mm | 3.0748 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 6,040,000 mm⁴ | 14.5112 in⁴ |
| Warping constant, C_w | 2.90000e+12 mm⁶ | 10,799.302 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 177 kg/m | 118.9385 lb/ft |