Steel Beam Sizes / AISC / WT Tees / WT12x103.5
WT12x103.5 Steel Beam Dimensions and Properties
AISC Structural tees · v16.0
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
WT12x103.5 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 | 103.50 lb/ft | 154.00 kg/m |
| Depth, d | 12.90 in | 328.00 mm |
| Flange width, bf | 13.00 in | 330.00 mm |
| tw | 0.870 in | 22.100 mm |
| tf | 1.570 in | 39.900 mm |
| Area | 30.30 in² | 19,500.00 mm² |
| Ix | 382.00 in⁴ | 159,000,000 mm⁴ |
| Iy | 289.00 in⁴ | 120,000,000 mm⁴ |
| Sx | 38.30 in³ | 628,000.00 mm³ |
| Sy | 44.40 in³ | 728,000.00 mm³ |
| Zx | 69.30 in³ | 1,140,000 mm³ |
| Zy | 68.60 in³ | 1,120,000 mm³ |
| rx | 3.55 in | 90.20 mm |
| ry | 3.08 in | 78.20 mm |
| J | 19.10 in⁴ | 7,950,000 mm⁴ |
| Cw | 91.30 in⁶ | 24,500,000,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT12x103.5.
Lighter in WT12
WT12x96
- Weight
- 96.0 lb/ft (-7.2%)
- Depth
- 12.70 in (-1.6%)
- Ix
- 350.0 in⁴ (-8.4%)
Heavier in WT12
WT12x114.5
- Weight
- 114.5 lb/ft (+11%)
- Depth
- 13.00 in (+0.8%)
- Ix
- 431.0 in⁴ (+13%)
Closest Iₓ in WT12
WT12x88
- Weight
- 88.0 lb/ft (-15%)
- Depth
- 12.60 in (-2.3%)
- Ix
- 319.0 in⁴ (-16%)
Similar weight in WT10
WT10.5x100.5
- Weight
- 100.5 lb/ft (-2.9%)
- Depth
- 11.50 in (-11%)
- Ix
- 285.0 in⁴ (-25%)
Source: AISC Shapes Database v16.0 · Methodology