Steel Beam Sizes / CISC / W-Shapes / W310×24

W310×24 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

W310×24 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 16.00 lb/ft 24.00 kg/m
Depth, d 12.01 in 305.00 mm
Flange width, bf 3.98 in 101.00 mm
tw 0.220 in 5.600 mm
tf 0.264 in 6.700 mm
Area 4.71 in² 3,040.00 mm²
Ix 102.59 in⁴ 42,700,000 mm⁴
Iy 2.79 in⁴ 1,160,000 mm⁴
Sx 17.09 in³ 280,000.00 mm³
Sy 1.40 in³ 22,900.00 mm³
Zx 20.02 in³ 328,000.00 mm³
Zy 2.24 in³ 36,700.00 mm³
rx 4.69 in 119.00 mm
ry 0.77 in 19.50 mm
J 0.10 in⁴ 42,500.00 mm⁴
Cw 95.70 in⁶ 25,700,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus W310×24.

Lighter in W310

W310×21

Weight
21.0 kg/m (-13%)
Depth
303.0 mm (-0.7%)
Ix
37,000,000 mm⁴ (-13%)

Heavier in W310

W310×28

Weight
28.0 kg/m (+19%)
Depth
309.0 mm (+1.3%)
Ix
54,300,000 mm⁴ (+27%)

Closest Iₓ in W310

W310×33

Weight
33.0 kg/m (+38%)
Depth
313.0 mm (+2.6%)
Ix
65,000,000 mm⁴ (+52%)

Similar weight in W250

W250×22

Weight
22.0 kg/m (-6.3%)
Depth
254.0 mm (-17%)
Ix
28,900,000 mm⁴ (-32%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Imported; readily available in Canada. · Methodology