Steel Beam Sizes / CISC / Angles / L178×102×19
L178×102×19 Steel Beam Dimensions and Properties
CISC Angles · v12.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
L178×102×19 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 | 26.20 lb/ft | 38.80 kg/m |
| Width | 4.02 in | 102.00 mm |
| Height | 7.01 in | 178.00 mm |
| t | 0.748 in | 19.000 mm |
| Area | 7.69 in² | 4,960.00 mm² |
| Ix | 37.96 in⁴ | 15,800,000 mm⁴ |
| Iy | 9.13 in⁴ | 3,800,000 mm⁴ |
| Sx | 8.42 in³ | 138,000.00 mm³ |
| Sy | 3.05 in³ | 49,900.00 mm³ |
| rx | 2.22 in | 56.40 mm |
| ry | 1.09 in | 27.70 mm |
| J | 1.43 in⁴ | 597,000.00 mm⁴ |
| Cw | 3.95 in⁶ | 1,060,000,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus L178×102×19.
Lighter in L178
L178×102×16
- Weight
- 32.7 kg/m (-16%)
- Depth
- 178.0 mm (0.0%)
- Ix
- 13,600,000 mm⁴ (-14%)
Closest Iₓ in L178
L178×102×13
- Weight
- 26.5 kg/m (-32%)
- Depth
- 178.0 mm (0.0%)
- Ix
- 11,100,000 mm⁴ (-30%)
Similar weight in L203
L203×203×13
- Weight
- 39.3 kg/m (+0.8%)
- Depth
- 203.0 mm (+14%)
- Ix
- 20,200,000 mm⁴ (+28%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · Methodology