Steel Beam Sizes / Europe / UPN Channels / UPN 380
UPN 380 Dimensions, Weight and Section Properties
EN UPN taper flange channels · v2026.1
UPN 380: 380 mm depth, 102 mm flange width, 63.1 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
UPN 380 dimensions
Not to scale. Dimensions shown for reference.
Section properties
Symbols match the steel section finder. Imperial and metric values are shown side by side.
| Property | Imperial | Metric |
|---|---|---|
| Weight | 42.40 lb/ft | 63.10 kg/m |
| Depth, d | 14.96 in | 380.00 mm |
| Flange width, bf | 4.02 in | 102.00 mm |
| tw | 0.531 in | 13.500 mm |
| tf | 0.630 in | 16.000 mm |
| Area | 12.46 in² | 8,040.00 mm² |
| Ix | 379.60 in⁴ | 158,000,000 mm⁴ |
| Iy | 14.78 in⁴ | 6,150,000 mm⁴ |
| Sx | 50.59 in³ | 829,000.00 mm³ |
| Sy | 4.82 in³ | 79,000.00 mm³ |
| Zx | 61.63 in³ | 1,010,000 mm³ |
| Zy | 9.03 in³ | 148,000.00 mm³ |
| rx | 5.51 in | 140.00 mm |
| ry | 1.09 in | 27.70 mm |
| J | 1.42 in⁴ | 591,000.00 mm⁴ |
| Cw | 543.69 in⁶ | 146,000,000,000 mm⁶ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus UPN 380.
Lighter in UPN taper flange channels
UPN 350
- Weight
- 60.6 kg/m (-4.0%)
- Depth
- 350.0 mm (-7.9%)
- Ix
- 128,000,000 mm⁴ (-19%)
Heavier in UPN taper flange channels
UPN 400
- Weight
- 71.8 kg/m (+14%)
- Depth
- 400.0 mm (+5.3%)
- Ix
- 204,000,000 mm⁴ (+29%)
Another Iₓ option in UPN taper flange channels
UPN 320
- Weight
- 59.5 kg/m (-5.7%)
- Depth
- 320.0 mm (-16%)
- Ix
- 109,000,000 mm⁴ (-31%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Eurocode 3 - UK National Annex · Methodology