Steel Beam Sizes / CISC / WT Tees / WT155×126.5
WT155×126.5 Steel Beam Dimensions and Properties
CISC Structural tees · v12.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
WT155×126.5 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 | 85.00 lb/ft | 126.50 kg/m |
| Depth, d | 7.01 in | 178.00 mm |
| Flange width, bf | 12.56 in | 319.00 mm |
| tw | 0.961 in | 24.400 mm |
| tf | 1.559 in | 39.600 mm |
| Area | 24.96 in² | 16,100.00 mm² |
| Ix | 67.51 in⁴ | 28,100,000 mm⁴ |
| Iy | 257.07 in⁴ | 107,000,000 mm⁴ |
| Sx | 12.33 in³ | 202,000.00 mm³ |
| Sy | 41.07 in³ | 673,000.00 mm³ |
| rx | 1.65 in | 41.80 mm |
| ry | 3.21 in | 81.60 mm |
| J | 17.63 in⁴ | 7,340,000 mm⁴ |
| Cw | 58.09 in⁶ | 15,600,000,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT155×126.5.
Lighter in WT155
WT155×113
- Weight
- 113.0 kg/m (-11%)
- Depth
- 174.0 mm (-2.2%)
- Ix
- 24,300,000 mm⁴ (-14%)
Heavier in WT155
WT155×141.5
- Weight
- 141.5 kg/m (+12%)
- Depth
- 183.0 mm (+2.8%)
- Ix
- 33,100,000 mm⁴ (+18%)
Closest Iₓ in WT155
WT155×101
- Weight
- 101.0 kg/m (-20%)
- Depth
- 171.0 mm (-3.9%)
- Ix
- 21,300,000 mm⁴ (-24%)
Similar weight in WT180
WT180×131
- Weight
- 131.0 kg/m (+3.5%)
- Depth
- 194.0 mm (+9.0%)
- Ix
- 33,900,000 mm⁴ (+21%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Not produced in Canada. · Methodology