Steel Beam Sizes / CISC / WT Tees / WT155×71.5
WT155×71.5 Steel Beam Dimensions and Properties
CISC Structural tees · v12.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
WT155×71.5 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 | 48.00 lb/ft | 71.50 kg/m |
| Depth, d | 6.38 in | 162.00 mm |
| Flange width, bf | 12.17 in | 309.00 mm |
| tw | 0.551 in | 14.000 mm |
| tf | 0.902 in | 22.900 mm |
| Area | 14.14 in² | 9,120.00 mm² |
| Ix | 32.43 in⁴ | 13,500,000 mm⁴ |
| Iy | 135.26 in⁴ | 56,300,000 mm⁴ |
| Sx | 6.16 in³ | 101,000.00 mm³ |
| Sy | 22.27 in³ | 365,000.00 mm³ |
| rx | 1.51 in | 38.40 mm |
| ry | 3.09 in | 78.60 mm |
| J | 3.44 in⁴ | 1,430,000 mm⁴ |
| Cw | 10.13 in⁶ | 2,720,000,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus WT155×71.5.
Lighter in WT155
WT155×64.5
- Weight
- 64.5 kg/m (-9.4%)
- Depth
- 159.0 mm (-1.9%)
- Ix
- 12,000,000 mm⁴ (-11%)
Heavier in WT155
WT155×79
- Weight
- 79.0 kg/m (+10%)
- Depth
- 164.0 mm (+1.2%)
- Ix
- 15,200,000 mm⁴ (+13%)
Closest Iₓ in WT155
WT155×59
- Weight
- 59.0 kg/m (-18%)
- Depth
- 157.0 mm (-3.1%)
- Ix
- 10,700,000 mm⁴ (-21%)
Similar weight in WT180
WT180×73.5
- Weight
- 73.5 kg/m (+3.1%)
- Depth
- 180.0 mm (+11%)
- Ix
- 17,000,000 mm⁴ (+26%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Imported; readily available in Canada. · Methodology