UPE 80
UPE parallel flange channels 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 | 80 mm | 3.1496 in |
| Flange width, b_f | 50 mm | 1.9685 in |
| Web thickness, t_w | 4 mm | 0.15748 in |
| Flange thickness, t_f | 7 mm | 0.275591 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 1,070,000 mm⁴ | 2.5707 in⁴ |
| Elastic modulus, Sₓ | 26,800 mm³ | 1.6354 in³ |
| Plastic modulus, Zₓ | 31,200 mm³ | 1.9039 in³ |
| Radius of gyration, rₓ | 32.6 mm | 1.2835 in |
| Distance to top fibre | 40 mm | 1.5748 in |
| Distance to bottom fibre | 40 mm | 1.5748 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 255,000 mm⁴ | 0.61264 in⁴ |
| Elastic modulus, S_y | 8,000 mm³ | 0.48819 in³ |
| Plastic modulus, Z_y | 14,300 mm³ | 0.87264 in³ |
| Radius of gyration, r_y | 15.9 mm | 0.625984 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 14,700 mm⁴ | 0.035317 in⁴ |
| Warping constant, C_w | 220,000,000 mm⁶ | 0.819257 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 7.9 kg/m | 5.3086 lb/ft |