UPN 140
UPN taper 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 | 140 mm | 5.5118 in |
| Flange width, b_f | 60 mm | 2.3622 in |
| Web thickness, t_w | 7 mm | 0.275591 in |
| Flange thickness, t_f | 10 mm | 0.393701 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 6,050,000 mm⁴ | 14.5352 in⁴ |
| Elastic modulus, Sₓ | 86,400 mm³ | 5.2725 in³ |
| Plastic modulus, Zₓ | 103,000 mm³ | 6.2854 in³ |
| Radius of gyration, rₓ | 54.5 mm | 2.1457 in |
| Distance to top fibre | 70 mm | 2.7559 in |
| Distance to bottom fibre | 70 mm | 2.7559 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 627,000 mm⁴ | 1.5064 in⁴ |
| Elastic modulus, S_y | 15,000 mm³ | 0.915356 in³ |
| Plastic modulus, Z_y | 28,300 mm³ | 1.727 in³ |
| Radius of gyration, r_y | 17.5 mm | 0.688976 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 56,800 mm⁴ | 0.136463 in⁴ |
| Warping constant, C_w | 1.80000e+9 mm⁶ | 6.703 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 16 kg/m | 10.7515 lb/ft |