Steel Beam Sizes / CISC / WT Tees / WT100×15.5
WT100×15.5 Steel Beam Dimensions and Properties
CISC Structural tees · v12.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
WT100×15.5 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 | 10.50 lb/ft | 15.50 kg/m |
| Depth, d | 4.13 in | 105.00 mm |
| Flange width, bf | 5.28 in | 134.00 mm |
| tw | 0.252 in | 6.400 mm |
| tf | 0.402 in | 10.200 mm |
| Area | 3.10 in² | 2,000.00 mm² |
| Ix | 3.92 in⁴ | 1,630,000 mm⁴ |
| Iy | 4.93 in⁴ | 2,050,000 mm⁴ |
| Sx | 1.18 in³ | 19,400.00 mm³ |
| Sy | 1.87 in³ | 30,600.00 mm³ |
| rx | 1.12 in | 28.50 mm |
| ry | 1.26 in | 32.00 mm |
| J | 0.14 in⁴ | 59,400.00 mm⁴ |
| Cw | 0.09 in⁶ | 25,000,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT100×15.5.
Lighter in WT100
WT100×13.5
- Weight
- 13.5 kg/m (-14%)
- Depth
- 104.0 mm (-1.0%)
- Ix
- 1,430,000 mm⁴ (-12%)
Heavier in WT100
WT100×18
- Weight
- 18.0 kg/m (+14%)
- Depth
- 101.0 mm (-3.8%)
- Ix
- 1,480,000 mm⁴ (-9.2%)
Closest Iₓ in WT100
WT100×21
- Weight
- 21.0 kg/m (+33%)
- Depth
- 103.0 mm (-1.9%)
- Ix
- 1,780,000 mm⁴ (+9.2%)
Similar weight in WT125
WT125×16.5
- Weight
- 16.5 kg/m (+4.8%)
- Depth
- 129.0 mm (+23%)
- Ix
- 2,850,000 mm⁴ (+75%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Imported; readily available in Canada. · Methodology