Steel Beam Sizes / Europe / IPN Sections / IPN 180
IPN 180 Dimensions, Weight and Section Properties
EN IPN taper flange beams · v2026.1
IPN 180: 180 mm depth, 82 mm flange width, 21.9 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
IPN 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 | 14.72 lb/ft | 21.90 kg/m |
| Depth, d | 7.09 in | 180.00 mm |
| Flange width, bf | 3.23 in | 82.00 mm |
| tw | 0.272 in | 6.900 mm |
| tf | 0.409 in | 10.400 mm |
| Area | 4.32 in² | 2,790.00 mm² |
| Ix | 34.84 in⁴ | 14,500,000 mm⁴ |
| Iy | 1.95 in⁴ | 813,000.00 mm⁴ |
| Sx | 9.82 in³ | 161,000.00 mm³ |
| Sy | 1.21 in³ | 19,800.00 mm³ |
| Zx | 11.41 in³ | 187,000.00 mm³ |
| Zy | 2.03 in³ | 33,200.00 mm³ |
| rx | 2.83 in | 72.00 mm |
| ry | 0.67 in | 17.00 mm |
| J | 0.23 in⁴ | 95,800.00 mm⁴ |
| Cw | 22.05 in⁶ | 5,920,000,000 mm⁶ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus IPN 180.
Lighter in IPN taper flange beams
IPN 160
- Weight
- 17.9 kg/m (-18%)
- Depth
- 160.0 mm (-11%)
- Ix
- 9,350,000 mm⁴ (-36%)
Heavier in IPN taper flange beams
IPN 200
- Weight
- 26.2 kg/m (+20%)
- Depth
- 200.0 mm (+11%)
- Ix
- 21,400,000 mm⁴ (+48%)
Another Iₓ option in IPN taper flange beams
IPN 140
- Weight
- 14.3 kg/m (-35%)
- Depth
- 140.0 mm (-22%)
- Ix
- 5,730,000 mm⁴ (-60%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · EN 10365:2017 · Methodology