Steel Beam Sizes / AISC / HP-Shapes / HP12x84
HP12x84 Dimensions, Weight and Section Properties
AISC Bearing piles · v16.0
HP12x84: 12.3 in depth, 12.3 in flange width, 84 lb/ft weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
HP12x84 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 | 84.00 lb/ft | 125.00 kg/m |
| Depth, d | 12.30 in | 312.00 mm |
| Flange width, bf | 12.30 in | 312.00 mm |
| tw | 0.685 in | 17.400 mm |
| tf | 0.685 in | 17.400 mm |
| Area | 24.60 in² | 15,900.00 mm² |
| Ix | 650.00 in⁴ | 271,000,000 mm⁴ |
| Iy | 213.00 in⁴ | 88,700,000 mm⁴ |
| Sx | 106.00 in³ | 1,740,000 mm³ |
| Sy | 34.60 in³ | 567,000.00 mm³ |
| Zx | 120.00 in³ | 1,970,000 mm³ |
| Zy | 53.20 in³ | 872,000.00 mm³ |
| rx | 5.14 in | 131.00 mm |
| ry | 2.94 in | 74.70 mm |
| J | 4.24 in⁴ | 1,760,000 mm⁴ |
| Cw | 7,140.00 in⁶ | 1,920,000,000,000 mm⁶ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus HP12x84.
Lighter in HP12
HP12x74
- Weight
- 74.0 lb/ft (-12%)
- Depth
- 12.10 in (-1.6%)
- Ix
- 569.0 in⁴ (-12%)
Heavier in HP12
HP12x89
- Weight
- 89.0 lb/ft (+6.0%)
- Depth
- 12.40 in (+0.8%)
- Ix
- 693.0 in⁴ (+6.6%)
Another Iₓ option in HP12
HP12x63
- Weight
- 63.0 lb/ft (-25%)
- Depth
- 11.90 in (-3.3%)
- Ix
- 472.0 in⁴ (-27%)
Similar weight in HP14
HP14x89
- Weight
- 89.0 lb/ft (+6.0%)
- Depth
- 13.80 in (+12%)
- Ix
- 904.0 in⁴ (+39%)
Source: AISC Shapes Database v16.0 · Methodology