Steel Beam Sizes / CISC / W-Shapes / W310×86
W310×86 Steel Beam Dimensions and Properties
CISC Wide flange · v12.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
W310×86 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 | 58.00 lb/ft | 86.00 kg/m |
| Depth, d | 12.20 in | 310.00 mm |
| Flange width, bf | 10.00 in | 254.00 mm |
| tw | 0.358 in | 9.100 mm |
| tf | 0.642 in | 16.300 mm |
| Area | 17.05 in² | 11,000.00 mm² |
| Ix | 475.70 in⁴ | 198,000,000 mm⁴ |
| Iy | 106.91 in⁴ | 44,500,000 mm⁴ |
| Sx | 78.11 in³ | 1,280,000 mm³ |
| Sy | 21.42 in³ | 351,000.00 mm³ |
| Zx | 86.65 in³ | 1,420,000 mm³ |
| Zy | 32.53 in³ | 533,000.00 mm³ |
| rx | 5.28 in | 134.00 mm |
| ry | 2.50 in | 63.60 mm |
| J | 2.10 in⁴ | 874,000.00 mm⁴ |
| Cw | 3,578.67 in⁶ | 961,000,000,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus W310×86.
Lighter in W310
W310×79
- Weight
- 79.0 kg/m (-8.6%)
- Depth
- 306.0 mm (-1.3%)
- Ix
- 177,000,000 mm⁴ (-11%)
Heavier in W310
W310×97
- Weight
- 97.0 kg/m (+12%)
- Depth
- 308.0 mm (-0.6%)
- Ix
- 222,000,000 mm⁴ (+12%)
Closest Iₓ in W310
W310×74
- Weight
- 74.0 kg/m (-14%)
- Depth
- 310.0 mm (0.0%)
- Ix
- 164,000,000 mm⁴ (-17%)
Similar weight in W250
W250×89
- Weight
- 89.0 kg/m (+3.4%)
- Depth
- 260.0 mm (-16%)
- Ix
- 143,000,000 mm⁴ (-28%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Imported; readily available in Canada. · Methodology