Steel Beam Sizes / CISC / W-Shapes / W310×158
W310×158 Dimensions, Weight and Section Properties
CISC Wide flange · v12.1
W310×158: 327 mm depth, 310 mm flange width, 158 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
W310×158 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 | 106.00 lb/ft | 158.00 kg/m |
| Depth, d | 12.87 in | 327.00 mm |
| Flange width, bf | 12.20 in | 310.00 mm |
| tw | 0.610 in | 15.500 mm |
| tf | 0.988 in | 25.100 mm |
| Area | 31.00 in² | 20,000.00 mm² |
| Ix | 927.37 in⁴ | 386,000,000 mm⁴ |
| Iy | 300.31 in⁴ | 125,000,000 mm⁴ |
| Sx | 144.02 in³ | 2,360,000 mm³ |
| Sy | 49.12 in³ | 805,000.00 mm³ |
| Zx | 162.93 in³ | 2,670,000 mm³ |
| Zy | 74.45 in³ | 1,220,000 mm³ |
| rx | 5.47 in | 139.00 mm |
| ry | 3.11 in | 78.90 mm |
| J | 9.06 in⁴ | 3,770,000 mm⁴ |
| Cw | 10,575.87 in⁶ | 2,840,000,000,000 mm⁶ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus W310×158.
Lighter in W310
W310×143
- Weight
- 143.0 kg/m (-9.4%)
- Depth
- 323.0 mm (-1.2%)
- Ix
- 348,000,000 mm⁴ (-9.8%)
Heavier in W310
W310×179
- Weight
- 179.0 kg/m (+13%)
- Depth
- 333.0 mm (+1.8%)
- Ix
- 445,000,000 mm⁴ (+15%)
Another Iₓ option in W310
W310×129
- Weight
- 129.0 kg/m (-18%)
- Depth
- 318.0 mm (-2.8%)
- Ix
- 308,000,000 mm⁴ (-20%)
Similar weight in W360
W360×162
- Weight
- 162.0 kg/m (+2.8%)
- Depth
- 364.0 mm (+11%)
- Ix
- 515,000,000 mm⁴ (+33%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Imported; readily available in Canada. · Methodology