Steel Beam Sizes / Europe / UPN Channels / UPN 180
UPN 180 Dimensions, Weight and Section Properties
EN UPN taper flange channels · v2026.1
UPN 180: 180 mm depth, 70 mm flange width, 22 kg/m weight. View the full dimensions and properties in imperial and metric units below.
Need this steel supplied or fabricated?
Request project pricing for delivery in the United States or Canada.
Get a steel quote →Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
UPN 180 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 | 14.78 lb/ft | 22.00 kg/m |
| Depth, d | 7.09 in | 180.00 mm |
| Flange width, bf | 2.76 in | 70.00 mm |
| tw | 0.315 in | 8.000 mm |
| tf | 0.433 in | 11.000 mm |
| Area | 4.34 in² | 2,800.00 mm² |
| Ix | 32.43 in⁴ | 13,500,000 mm⁴ |
| Iy | 2.74 in⁴ | 1,140,000 mm⁴ |
| Sx | 9.15 in³ | 150,000.00 mm³ |
| Sy | 1.34 in³ | 22,000.00 mm³ |
| Zx | 10.92 in³ | 179,000.00 mm³ |
| Zy | 2.62 in³ | 42,900.00 mm³ |
| rx | 2.74 in | 69.50 mm |
| ry | 0.80 in | 20.20 mm |
| J | 0.23 in⁴ | 95,500.00 mm⁴ |
| Cw | 20.74 in⁶ | 5,570,000,000 mm⁶ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus UPN 180.
Lighter in UPN taper flange channels
UPN 160
- Weight
- 18.8 kg/m (-15%)
- Depth
- 160.0 mm (-11%)
- Ix
- 9,250,000 mm⁴ (-31%)
Heavier in UPN taper flange channels
UPN 200
- Weight
- 25.3 kg/m (+15%)
- Depth
- 200.0 mm (+11%)
- Ix
- 19,100,000 mm⁴ (+41%)
Another Iₓ option in UPN taper flange channels
UPN 140
- Weight
- 16.0 kg/m (-27%)
- Depth
- 140.0 mm (-22%)
- Ix
- 6,050,000 mm⁴ (-55%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Eurocode 3 - UK National Annex · Methodology