Steel Beam Sizes / AISC / Channels / C3x3.5
C3x3.5 Steel Beam Dimensions and Properties
AISC Channels · v16.0
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
C3x3.5 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 | 3.50 lb/ft | 5.20 kg/m |
| Depth, d | 3.00 in | 76.20 mm |
| Flange width, bf | 1.37 in | 34.80 mm |
| tw | 0.132 in | 3.350 mm |
| tf | 0.273 in | 6.930 mm |
| Area | 1.09 in² | 703.00 mm² |
| Ix | 1.57 in⁴ | 653,000.00 mm⁴ |
| Iy | 0.17 in⁴ | 70,300.00 mm⁴ |
| Sx | 1.04 in³ | 17,000.00 mm³ |
| Sy | 0.18 in³ | 2,980.00 mm³ |
| Zx | 1.24 in³ | 20,300.00 mm³ |
| Zy | 0.36 in³ | 5,960.00 mm³ |
| rx | 1.20 in | 30.50 mm |
| ry | 0.39 in | 10.00 mm |
| J | 0.02 in⁴ | 9,410.00 mm⁴ |
| Cw | 0.28 in⁶ | 74,100,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus C3x3.5.
Source: AISC Shapes Database v16.0 · Methodology