Steel Beam Sizes / AISC / WT Tees / WT18x116
WT18x116 Dimensions, Weight and Section Properties
AISC Structural tees · v16.0
WT18x116: 18.6 in depth, 12.1 in flange width, 116 lb/ft weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
WT18x116 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 | 116.00 lb/ft | 173.00 kg/m |
| Depth, d | 18.60 in | 472.00 mm |
| Flange width, bf | 12.10 in | 307.00 mm |
| tw | 0.870 in | 22.100 mm |
| tf | 1.570 in | 39.900 mm |
| Area | 34.00 in² | 21,900.00 mm² |
| Ix | 1,080.00 in⁴ | 450,000,000 mm⁴ |
| Iy | 234.00 in⁴ | 97,400,000 mm⁴ |
| Sx | 78.50 in³ | 1,290,000 mm³ |
| Sy | 38.60 in³ | 633,000.00 mm³ |
| Zx | 140.00 in³ | 2,290,000 mm³ |
| Zy | 60.90 in³ | 998,000.00 mm³ |
| rx | 5.63 in | 143.00 mm |
| ry | 2.62 in | 66.50 mm |
| J | 19.70 in⁴ | 8,200,000 mm⁴ |
| Cw | 151.00 in⁶ | 40,500,000,000 mm⁶ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus WT18x116.
Lighter in WT18
WT18x115.5
- Weight
- 115.5 lb/ft (-0.4%)
- Depth
- 18.20 in (-2.2%)
- Ix
- 978.0 in⁴ (-9.4%)
Heavier in WT18
WT18x123.5
- Weight
- 123.5 lb/ft (+6.5%)
- Depth
- 18.30 in (-1.6%)
- Ix
- 1,040.0 in⁴ (-3.7%)
Another Iₓ option in WT18
WT18x131
- Weight
- 131.0 lb/ft (+13%)
- Depth
- 18.40 in (-1.1%)
- Ix
- 1,110.0 in⁴ (+2.8%)
Similar weight in WT20
WT20x117.5
- Weight
- 117.5 lb/ft (+1.3%)
- Depth
- 19.80 in (+6.5%)
- Ix
- 1,260.0 in⁴ (+17%)
Source: AISC Shapes Database v16.0 · Methodology