Steel Beam Sizes / AISC / WT Tees / WT20x148.5
WT20x148.5 Dimensions, Weight and Section Properties
AISC Structural tees · v16.0
WT20x148.5: 19.9 in depth, 15.8 in flange width, 148.5 lb/ft weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
WT20x148.5 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 | 148.50 lb/ft | 222.00 kg/m |
| Depth, d | 19.90 in | 505.00 mm |
| Flange width, bf | 15.80 in | 401.00 mm |
| tw | 0.930 in | 23.600 mm |
| tf | 1.650 in | 41.900 mm |
| Area | 43.60 in² | 28,100.00 mm² |
| Ix | 1,500.00 in⁴ | 624,000,000 mm⁴ |
| Iy | 546.00 in⁴ | 227,000,000 mm⁴ |
| Sx | 98.90 in³ | 1,620,000 mm³ |
| Sy | 69.00 in³ | 1,130,000 mm³ |
| Zx | 176.00 in³ | 2,880,000 mm³ |
| Zy | 107.00 in³ | 1,750,000 mm³ |
| rx | 5.87 in | 149.00 mm |
| ry | 3.54 in | 89.90 mm |
| J | 30.50 in⁴ | 12,700,000 mm⁴ |
| Cw | 279.00 in⁶ | 74,900,000,000 mm⁶ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus WT20x148.5.
Lighter in WT20
WT20x147
- Weight
- 147.0 lb/ft (-1.0%)
- Depth
- 20.20 in (+1.5%)
- Ix
- 1,630.0 in⁴ (+8.7%)
Heavier in WT20
WT20x162
- Weight
- 162.0 lb/ft (+9.1%)
- Depth
- 20.10 in (+1.0%)
- Ix
- 1,650.0 in⁴ (+10%)
Another Iₓ option in WT20
WT20x132
- Weight
- 132.0 lb/ft (-11%)
- Depth
- 20.00 in (+0.5%)
- Ix
- 1,450.0 in⁴ (-3.3%)
Similar weight in WT18
WT18x151
- Weight
- 151.0 lb/ft (+1.7%)
- Depth
- 18.70 in (-6.0%)
- Ix
- 1,280.0 in⁴ (-15%)
Source: AISC Shapes Database v16.0 · Methodology