Steel Beam Sizes / CISC / W-Shapes / W310×313

W310×313 Steel Beam Dimensions and Properties

CISC Wide flange · v12.1

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Diagram, properties emphasis, and nearby alternatives use the selected unit system.

Units

Section diagram

W310×313 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 210.00 lb/ft 313.00 kg/m
Depth, d 14.72 in 374.00 mm
Flange width, bf 12.80 in 325.00 mm
tw 1.181 in 30.000 mm
tf 1.902 in 48.300 mm
Area 61.85 in² 39,900.00 mm²
Ix 2,152.65 in⁴ 896,000,000 mm⁴
Iy 665.50 in⁴ 277,000,000 mm⁴
Sx 292.30 in³ 4,790,000 mm³
Sy 103.74 in³ 1,700,000 mm³
Zx 349.06 in³ 5,720,000 mm³
Zy 159.88 in³ 2,620,000 mm³
rx 5.91 in 150.00 mm
ry 3.28 in 83.30 mm
J 64.87 in⁴ 27,000,000 mm⁴
Cw 27,370.65 in⁶ 7,350,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus W310×313.

Lighter in W310

W310×283

Weight
283.0 kg/m (-9.5%)
Depth
365.0 mm (-2.4%)
Ix
787,000,000 mm⁴ (-12%)

Heavier in W310

W310×342

Weight
342.0 kg/m (+9.5%)
Depth
382.0 mm (+2.1%)
Ix
1,010,000,000 mm⁴ (+13%)

Closest Iₓ in W310

W310×253

Weight
253.0 kg/m (-19%)
Depth
356.0 mm (-4.8%)
Ix
682,000,000 mm⁴ (-24%)

Similar weight in W360

W360×314

Weight
314.0 kg/m (+0.5%)
Depth
399.0 mm (+6.7%)
Ix
1,100,000,000 mm⁴ (+23%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Not produced in Canada. · Methodology