Steel Beam Sizes / Europe / HD Sections / HD 260×299
HD 260×299 Steel Beam Dimensions and Properties
EN HD wide flange columns · v2026.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
HD 260×299 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 | 200.92 lb/ft | 299.00 kg/m |
| Depth, d | 13.19 in | 335.00 mm |
| Flange width, bf | 10.94 in | 278.00 mm |
| tw | 1.220 in | 31.000 mm |
| tf | 2.165 in | 55.000 mm |
| Area | 58.90 in² | 38,000.00 mm² |
| Ix | 1,542.41 in⁴ | 642,000,000 mm⁴ |
| Iy | 475.70 in⁴ | 198,000,000 mm⁴ |
| Sx | 233.72 in³ | 3,830,000 mm³ |
| Sy | 86.65 in³ | 1,420,000 mm³ |
| Zx | 288.64 in³ | 4,730,000 mm³ |
| Zy | 133.64 in³ | 2,190,000 mm³ |
| rx | 5.12 in | 130.00 mm |
| ry | 2.84 in | 72.10 mm |
| J | 81.45 in⁴ | 33,900,000 mm⁴ |
| Cw | 14,374.24 in⁶ | 3,860,000,000,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HD 260×299.
Lighter in HD wide flange columns
HD 400×287
- Weight
- 287.0 kg/m (-4.0%)
- Depth
- 393.0 mm (+17%)
- Ix
- 997,000,000 mm⁴ (+55%)
Heavier in HD wide flange columns
HD 320×300
- Weight
- 300.0 kg/m (+0.3%)
- Depth
- 375.0 mm (+12%)
- Ix
- 869,000,000 mm⁴ (+35%)
Closest Iₓ in HD wide flange columns
HD 360×196
- Weight
- 196.0 kg/m (-34%)
- Depth
- 372.0 mm (+11%)
- Ix
- 636,000,000 mm⁴ (-0.9%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Eurocode 3 - UK National Annex · Methodology