Steel Beam Sizes / CISC / W-Shapes / W920×381

W920×381 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

W920×381 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 256.00 lb/ft 381.00 kg/m
Depth, d 37.44 in 951.00 mm
Flange width, bf 12.20 in 310.00 mm
tw 0.961 in 24.400 mm
tf 1.728 in 43.900 mm
Area 75.33 in² 48,600.00 mm²
Ix 16,721.47 in⁴ 6,960,000,000 mm⁴
Iy 526.15 in⁴ 219,000,000 mm⁴
Sx 890.95 in³ 14,600,000 mm³
Sy 86.04 in³ 1,410,000 mm³
Zx 1,037.40 in³ 17,000,000 mm³
Zy 136.69 in³ 2,240,000 mm³
rx 14.92 in 379.00 mm
ry 2.65 in 67.20 mm
J 52.37 in⁴ 21,800,000 mm⁴
Cw 167,947.77 in⁶ 45,100,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus W920×381.

Lighter in W920

W920×368

Weight
368.0 kg/m (-3.5%)
Depth
931.0 mm (-2.1%)
Ix
6,920,000,000 mm⁴ (-0.6%)

Heavier in W920

W920×390

Weight
390.0 kg/m (+2.3%)
Depth
936.0 mm (-1.6%)
Ix
7,420,000,000 mm⁴ (+6.6%)

Closest Iₓ in W920

W920×344

Weight
344.0 kg/m (-9.8%)
Depth
927.0 mm (-2.5%)
Ix
6,450,000,000 mm⁴ (-7.3%)

Similar weight in W1000

W1000×371

Weight
371.0 kg/m (-2.7%)
Depth
1,000.0 mm (+5.2%)
Ix
8,140,000,000 mm⁴ (+17%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Not produced in Canada. · Methodology