Steel Beam Sizes / CISC / WT Tees / WT125×9
WT125×9 Steel Beam Dimensions and Properties
CISC Structural tees · v12.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
WT125×9 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 | 6.00 lb/ft | 9.00 kg/m |
| Depth, d | 4.96 in | 126.00 mm |
| Flange width, bf | 3.98 in | 101.00 mm |
| tw | 0.189 in | 4.800 mm |
| tf | 0.209 in | 5.300 mm |
| Area | 1.77 in² | 1,140.00 mm² |
| Ix | 4.40 in⁴ | 1,830,000 mm⁴ |
| Iy | 1.10 in⁴ | 457,000.00 mm⁴ |
| Sx | 1.22 in³ | 20,000.00 mm³ |
| Sy | 0.55 in³ | 9,040.00 mm³ |
| rx | 1.58 in | 40.10 mm |
| ry | 0.79 in | 20.00 mm |
| J | 0.03 in⁴ | 11,200.00 mm⁴ |
| Cw | 0.03 in⁶ | 6,830,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT125×9.
Heavier in WT125
WT125×11
- Weight
- 11.0 kg/m (+25%)
- Depth
- 127.0 mm (+0.8%)
- Ix
- 2,270,000 mm⁴ (+24%)
Closest Iₓ in WT125
WT125×12.5
- Weight
- 12.5 kg/m (+42%)
- Depth
- 129.0 mm (+2.4%)
- Ix
- 2,560,000 mm⁴ (+40%)
Similar weight in WT100
WT100×9.5
- Weight
- 9.5 kg/m (+8.3%)
- Depth
- 102.0 mm (-19%)
- Ix
- 1,220,000 mm⁴ (-33%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Imported; readily available in Canada. · Methodology