Steel Beam Sizes / Europe / IPN Sections / IPN 120
IPN 120 Dimensions, Weight and Section Properties
EN IPN taper flange beams · v2026.1
IPN 120: 120 mm depth, 58 mm flange width, 11.1 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
IPN 120 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 | 7.46 lb/ft | 11.10 kg/m |
| Depth, d | 4.72 in | 120.00 mm |
| Flange width, bf | 2.28 in | 58.00 mm |
| tw | 0.201 in | 5.100 mm |
| tf | 0.303 in | 7.700 mm |
| Area | 2.20 in² | 1,420.00 mm² |
| Ix | 7.88 in⁴ | 3,280,000 mm⁴ |
| Iy | 0.52 in⁴ | 215,000.00 mm⁴ |
| Sx | 3.34 in³ | 54,700.00 mm³ |
| Sy | 0.45 in³ | 7,410.00 mm³ |
| Zx | 3.88 in³ | 63,600.00 mm³ |
| Zy | 0.76 in³ | 12,400.00 mm³ |
| rx | 1.89 in | 48.00 mm |
| ry | 0.47 in | 12.00 mm |
| J | 0.07 in⁴ | 27,100.00 mm⁴ |
| Cw | 2.57 in⁶ | 690,000,000 mm⁶ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus IPN 120.
Lighter in IPN taper flange beams
IPN 100
- Weight
- 8.3 kg/m (-25%)
- Depth
- 100.0 mm (-17%)
- Ix
- 1,710,000 mm⁴ (-48%)
Heavier in IPN taper flange beams
IPN 140
- Weight
- 14.3 kg/m (+29%)
- Depth
- 140.0 mm (+17%)
- Ix
- 5,730,000 mm⁴ (+75%)
Another Iₓ option in IPN taper flange beams
IPN 80
- Weight
- 5.9 kg/m (-47%)
- Depth
- 80.0 mm (-33%)
- Ix
- 778,000 mm⁴ (-76%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · EN 10365:2017 · Methodology