Steel Beam Sizes / AISC / W-Shapes / W33 / W33x387

W33x387 Steel Beam Dimensions and Properties

AISC Wide flange · v16.0

Analyze in Beam Calculator Back to W-Shapes All W33

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

Units

Section diagram

W33x387 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 387.00 lb/ft 576.00 kg/m
Depth, d 36.00 in 914.00 mm
Flange width, bf 16.20 in 411.00 mm
tw 1.260 in 32.000 mm
tf 2.280 in 57.900 mm
Area 114.00 in² 73,500.00 mm²
Ix 24,300.00 in⁴ 10,100,000,000 mm⁴
Iy 1,620.00 in⁴ 674,000,000 mm⁴
Sx 1,350.00 in³ 22,100,000 mm³
Sy 200.00 in³ 3,280,000 mm³
Zx 1,560.00 in³ 25,600,000 mm³
Zy 312.00 in³ 5,110,000 mm³
rx 14.60 in 371.00 mm
ry 3.77 in 95.80 mm
J 148.00 in⁴ 61,600,000 mm⁴
Cw 459,000.00 in⁶ 123,000,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus W33x387.

Browse W33 series →

Lighter in W33

W33x354

Weight
354.0 lb/ft (-8.5%)
Depth
35.60 in (-1.1%)
Ix
22,000.0 in⁴ (-9.5%)

Closest Iₓ in W33

W33x318

Weight
318.0 lb/ft (-18%)
Depth
35.20 in (-2.2%)
Ix
19,500.0 in⁴ (-20%)

Similar weight in W36

W36x387

Weight
387.0 lb/ft (0.0%)
Depth
39.10 in (+8.6%)
Ix
26,500.0 in⁴ (+9.1%)
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Source: AISC Shapes Database v16.0 · Methodology