Steel Beam Sizes / AISC / W-Shapes / W4 / W4x13
W4x13 Steel Beam Dimensions and Properties
AISC Wide flange · v16.0
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
W4x13 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 | 13.00 lb/ft | 19.30 kg/m |
| Depth, d | 4.16 in | 106.00 mm |
| Flange width, bf | 4.06 in | 103.00 mm |
| tw | 0.280 in | 7.110 mm |
| tf | 0.345 in | 8.760 mm |
| Area | 3.83 in² | 2,470.00 mm² |
| Ix | 11.30 in⁴ | 4,700,000 mm⁴ |
| Iy | 3.86 in⁴ | 1,610,000 mm⁴ |
| Sx | 5.46 in³ | 89,500.00 mm³ |
| Sy | 1.90 in³ | 31,100.00 mm³ |
| Zx | 6.28 in³ | 103,000.00 mm³ |
| Zy | 2.92 in³ | 47,900.00 mm³ |
| rx | 1.72 in | 43.70 mm |
| ry | 1.00 in | 25.40 mm |
| J | 0.15 in⁴ | 62,900.00 mm⁴ |
| Cw | 14.00 in⁶ | 3,760,000,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus W4x13.
Source: AISC Shapes Database v16.0 · Methodology