Europe CHS & Section Properties
Browse Circular hollow sections 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 · CHS · 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) | Width (mm) | Area (mm²) | Ix (mm⁴) | Sx (mm³) |
|---|---|---|---|---|---|---|
| CHS 508×10 | 123 | — | — | 15600 | 485000000 | 1910000 |
| CHS 508×11 | 135 | — | — | 17200 | 531000000 | 2090000 |
| CHS 508×12.5 | 153 | — | — | 19500 | 598000000 | 2350000 |
| CHS 508×14.2 | 173 | — | — | 22000 | 672000000 | 2650000 |
| CHS 508×16 | 194 | — | — | 24700 | 749000000 | 2950000 |
| CHS 457×10 | 110 | — | — | 14000 | 351000000 | 1540000 |
| CHS 457×11 | 121 | — | — | 15400 | 383000000 | 1680000 |
| CHS 457×12.5 | 137 | — | — | 17500 | 431000000 | 1890000 |
| CHS 457×14.2 | 155 | — | — | 19800 | 485000000 | 2120000 |
| CHS 457×16 | 174 | — | — | 22200 | 540000000 | 2360000 |
| CHS 406.4×10 | 97.8 | — | — | 12500 | 245000000 | 1200000 |
| CHS 406.4×11 | 107 | — | — | 13700 | 267000000 | 1320000 |
| CHS 406.4×12.5 | 121 | — | — | 15500 | 300000000 | 1480000 |
| CHS 406.4×14.2 | 137 | — | — | 17500 | 337000000 | 1660000 |
| CHS 406.4×16 | 154 | — | — | 19600 | 374000000 | 1840000 |
| CHS 355.6×6.3 | 54.3 | — | — | 6910 | 105000000 | 593000 |
| CHS 355.6×7.1 | 61 | — | — | 7770 | 118000000 | 664000 |
| CHS 355.6×8 | 68.6 | — | — | 8740 | 132000000 | 742000 |
| CHS 355.6×10 | 85.2 | — | — | 10900 | 162000000 | 912000 |
| CHS 355.6×11 | 93.5 | — | — | 11900 | 177000000 | 995000 |
| CHS 355.6×12.5 | 106 | — | — | 13500 | 199000000 | 1120000 |
| CHS 355.6×14.2 | 120 | — | — | 15200 | 222000000 | 1250000 |
| CHS 355.6×16 | 134 | — | — | 17100 | 247000000 | 1390000 |
| CHS 323.9×5 | 39.3 | — | — | 5010 | 63700000 | 393000 |
| CHS 323.9×5.6 | 44 | — | — | 5600 | 70900000 | 438000 |
| CHS 323.9×6.3 | 49.3 | — | — | 6290 | 79300000 | 490000 |
| CHS 323.9×7.1 | 55.5 | — | — | 7070 | 88700000 | 548000 |
| CHS 323.9×8 | 62.3 | — | — | 7940 | 99100000 | 612000 |
| CHS 323.9×10 | 77.4 | — | — | 9860 | 122000000 | 751000 |
| CHS 323.9×11 | 84.9 | — | — | 10800 | 132000000 | 818000 |
| CHS 323.9×12.5 | 96 | — | — | 12200 | 148000000 | 917000 |
| CHS 323.9×14.2 | 108 | — | — | 13800 | 166000000 | 1020000 |
| CHS 323.9×16 | 121 | — | — | 15500 | 184000000 | 1140000 |
| CHS 273×5 | 33 | — | — | 4210 | 37800000 | 277000 |
| CHS 273×5.6 | 36.9 | — | — | 4700 | 42100000 | 308000 |
| CHS 273×6.3 | 41.4 | — | — | 5280 | 47000000 | 344000 |
| CHS 273×7.1 | 46.6 | — | — | 5930 | 52400000 | 384000 |
| CHS 273×8 | 52.3 | — | — | 6660 | 58500000 | 429000 |
| CHS 273×10 | 64.9 | — | — | 8260 | 71500000 | 524000 |
| CHS 273×11 | 71.1 | — | — | 9050 | 77800000 | 570000 |
| CHS 273×12.5 | 80.3 | — | — | 10200 | 87000000 | 637000 |
| CHS 273×14.2 | 90.6 | — | — | 11500 | 97000000 | 710000 |
| CHS 273×16 | 101 | — | — | 12900 | 107000000 | 784000 |
| CHS 244.5×5 | 29.5 | — | — | 3760 | 27000000 | 221000 |
| CHS 244.5×5.6 | 33 | — | — | 4200 | 30000000 | 245000 |
| CHS 244.5×6.3 | 37 | — | — | 4710 | 33500000 | 274000 |
| CHS 244.5×7.1 | 41.6 | — | — | 5300 | 37300000 | 305000 |
| CHS 244.5×8 | 46.7 | — | — | 5940 | 41600000 | 340000 |
| CHS 244.5×10 | 57.8 | — | — | 7370 | 50700000 | 415000 |
| CHS 244.5×11 | 63.3 | — | — | 8070 | 55100000 | 451000 |
| CHS 244.5×12.5 | 71.5 | — | — | 9110 | 61500000 | 503000 |
| CHS 244.5×14.2 | 80.6 | — | — | 10300 | 68400000 | 559000 |
| CHS 244.5×16 | 90.2 | — | — | 11500 | 75300000 | 616000 |
| CHS 219.1×4.5 | 23.8 | — | — | 3030 | 17500000 | 159000 |
| CHS 219.1×5 | 26.4 | — | — | 3360 | 19300000 | 176000 |
| CHS 219.1×5.6 | 29.5 | — | — | 3760 | 21400000 | 195000 |
| CHS 219.1×6.3 | 33.1 | — | — | 4210 | 23900000 | 218000 |
| CHS 219.1×7.1 | 37.1 | — | — | 4730 | 26600000 | 243000 |
| CHS 219.1×8 | 41.6 | — | — | 5310 | 29600000 | 270000 |
| CHS 219.1×10 | 51.6 | — | — | 6570 | 36000000 | 328000 |
| CHS 219.1×11 | 56.5 | — | — | 7190 | 39000000 | 356000 |
| CHS 219.1×12.5 | 63.7 | — | — | 8110 | 43400000 | 397000 |
| CHS 219.1×14.2 | 71.8 | — | — | 9140 | 48200000 | 440000 |
| CHS 219.1×16 | 80.1 | — | — | 10200 | 53000000 | 483000 |
| CHS 193.7×5 | 23.3 | — | — | 2960 | 13200000 | 136000 |
| CHS 193.7×5.6 | 26 | — | — | 3310 | 14600000 | 151000 |
| CHS 193.7×6.3 | 29.1 | — | — | 3710 | 16300000 | 168000 |
| CHS 193.7×7.1 | 32.7 | — | — | 4160 | 18100000 | 187000 |
| CHS 193.7×8 | 36.6 | — | — | 4670 | 20200000 | 208000 |
| CHS 193.7×10 | 45.3 | — | — | 5770 | 24400000 | 252000 |
| CHS 193.7×11 | 49.6 | — | — | 6310 | 26400000 | 273000 |
| CHS 193.7×12.5 | 55.9 | — | — | 7120 | 29300000 | 303000 |
| CHS 193.7×14.2 | 62.9 | — | — | 8010 | 32400000 | 335000 |
| CHS 193.7×16 | 70.1 | — | — | 8930 | 35500000 | 367000 |
| CHS 168.3×5 | 20.1 | — | — | 2570 | 8560000 | 102000 |
Family overview
What are Europe CHS?
Browse Circular hollow sections 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 CHS designations
CHS designations list outside diameter × wall thickness in millimetres.
Nominal depth series
Browse by series
Use these series labels to filter the finder table above.
Properties
CHS properties explained
These properties are especially relevant when comparing CHS. 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 |
| OD | Outside diameter | in, mm | Outside diameter for pipe and round HSS |
| t | Thickness | in, mm | Leg thickness for angles |
| 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 |
Library summary
Computed CHS summary
The current Europe CHS library contains 168 sections across 1 nominal-depth series. Published weights range from 0.81 to 130.36 lb/ft , and actual depths range from 0.84 to 20.00 inches .
- Lightest section
- CHS 21.3x2.6
- Heaviest section
- CHS 508x16
- Ix range
- 0.02 – 1,799.48 in⁴
- Sx range
- 0.04 – 180.02 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