Europe UPN Channels & Section Properties
Browse UPN taper flange channels from the European steel section catalog. Compare metric-native dimensions and section properties, open a designation for full details, or load a section into Optimal Beam.
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Showing Europe · UPN Channels · Metric
Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · 1,239 sections
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Showing the most relevant 75 sections.
| Designation | Weight (kg/m) | Depth, d (mm) | Flange width, bf (mm) | Area (mm²) | Ix (mm⁴) | Sx (mm³) |
|---|---|---|---|---|---|---|
| UPN 400 | 71.8 | 400 | 110 | 9150 | 204000000 | 1020000 |
| UPN 380 | 63.1 | 380 | 102 | 8040 | 158000000 | 829000 |
| UPN 350 | 60.6 | 350 | 100 | 7730 | 128000000 | 734000 |
| UPN 320 | 59.5 | 320 | 100 | 7580 | 109000000 | 679000 |
| UPN 300 | 46.2 | 300 | 100 | 5880 | 80300000 | 535000 |
| UPN 280 | 41.8 | 280 | 95 | 5330 | 62800000 | 448000 |
| UPN 260 | 37.9 | 260 | 90 | 4830 | 48200000 | 371000 |
| UPN 240 | 33.2 | 240 | 85 | 4230 | 36000000 | 300000 |
| UPN 220 | 29.4 | 220 | 80 | 3740 | 26900000 | 245000 |
| UPN 200 | 25.3 | 200 | 75 | 3220 | 19100000 | 191000 |
| UPN 180 | 22 | 180 | 70 | 2800 | 13500000 | 150000 |
| UPN 160 | 18.8 | 160 | 65 | 2400 | 9250000 | 116000 |
| UPN 140 | 16 | 140 | 60 | 2040 | 6050000 | 86400 |
| UPN 120 | 13.4 | 120 | 55 | 1700 | 3640000 | 60700 |
| UPN 100 | 10.6 | 100 | 50 | 1350 | 2060000 | 41200 |
| UPN 80 | 8.6 | 80 | 45 | 1100 | 1060000 | 26500 |
| UPN 65 | 7.1 | 65 | 42 | 900 | 575000 | 17700 |
| UPN 50 | 5.6 | 50 | 38 | 710 | 264000 | 10600 |
Family overview
What are Europe UPN Channels?
Browse UPN taper flange channels from the European steel section catalog. Compare metric-native dimensions and section properties, open a designation for full details, or load a section into Optimal Beam.
Designations
Understanding UPN Channels designations
UPN designations identify taper-flange channels by nominal depth in millimetres.
Properties
UPN Channels properties explained
These properties are especially relevant when comparing UPN Channels. View the complete property glossary.
| Symbol | Property | Units | Why it matters |
|---|---|---|---|
| Weight | Weight | lb/ft, kg/m | Mass per unit length; used for self-weight and economy comparisons |
| d | Overall depth | in, mm | Overall depth and clearance |
| bf | Flange width | in, mm | Overall flange width and lateral behaviour |
| tw | Web thickness | in, mm | Web thickness and shear-related behaviour |
| tf | Flange thickness | in, mm | Flange thickness and flexural/local behaviour |
| A | Cross-sectional area | in², mm² | Total steel cross-sectional area |
| Ix | Moment of inertia (x) | in⁴, mm⁴ | Major-axis flexural stiffness |
| Iy | Moment of inertia (y) | in⁴, mm⁴ | Minor-axis flexural stiffness |
| Sx | Elastic section modulus (x) | in³, mm³ | Elastic bending property about the x-axis |
| Sy | Elastic section modulus (y) | in³, mm³ | Elastic bending property about the y-axis |
| Zx | Plastic section modulus (x) | in³, mm³ | Plastic bending property about the x-axis |
| Zy | Plastic section modulus (y) | in³, mm³ | Plastic bending property about the y-axis |
| rx | Radius of gyration (x) | in, mm | Strong-axis radius of gyration |
| ry | Radius of gyration (y) | in, mm | Weak-axis radius of gyration and lateral stability relevance |
| J | Torsional constant | in⁴, mm⁴ | Torsional constant |
| Cw | Warping constant | in⁶, mm⁶ | Warping constant for lateral-torsional behaviour |
Library summary
Computed UPN Channels summary
The current Europe UPN Channels library contains 18 sections across 18 nominal-depth series. Published weights range from 3.76 to 48.25 lb/ft , and actual depths range from 1.97 to 15.75 inches .
- Lightest section
- UPN 50
- Heaviest section
- UPN 400
- Ix range
- 0.63 – 490.11 in⁴
- Sx range
- 0.65 – 62.24 in³
Related families
Related Europe families
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Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 v2026.1 · Verified July 2026 · View methodology