Steel Beam Sizes / Europe / HP-Shapes / HP 305×180
HP 305×180 Dimensions, Weight and Section Properties
EN Bearing piles · v2026.1
HP 305×180: 326.7 mm depth, 319.7 mm flange width, 180 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
HP 305×180 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 | 120.95 lb/ft | 180.00 kg/m |
| Depth, d | 12.86 in | 326.70 mm |
| Flange width, bf | 12.59 in | 319.70 mm |
| tw | 0.976 in | 24.800 mm |
| tf | 0.976 in | 24.800 mm |
| Area | 35.50 in² | 22,900.00 mm² |
| Ix | 985.03 in⁴ | 410,000,000 mm⁴ |
| Iy | 326.74 in⁴ | 136,000,000 mm⁴ |
| Sx | 153.17 in³ | 2,510,000 mm³ |
| Sy | 51.69 in³ | 847,000.00 mm³ |
| Zx | 176.97 in³ | 2,900,000 mm³ |
| Zy | 79.94 in³ | 1,310,000 mm³ |
| rx | 5.28 in | 134.00 mm |
| ry | 3.03 in | 76.90 mm |
| J | 12.25 in⁴ | 5,100,000 mm⁴ |
| Cw | 11,469.60 in⁶ | 3,080,000,000,000 mm⁶ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus HP 305×180.
Lighter in Bearing piles
HP 400×176
- Weight
- 176.0 kg/m (-2.2%)
- Depth
- 360.0 mm (+10%)
- Ix
- 518,000,000 mm⁴ (+26%)
Heavier in Bearing piles
HP 320×184
- Weight
- 184.0 kg/m (+2.2%)
- Depth
- 329.0 mm (+0.7%)
- Ix
- 423,000,000 mm⁴ (+3.2%)
Another Iₓ option in Bearing piles
HP 400×140
- Weight
- 140.0 kg/m (-22%)
- Depth
- 352.0 mm (+7.7%)
- Ix
- 403,000,000 mm⁴ (-1.7%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Eurocode 3 - UK National Annex · Methodology