Steel Beam Sizes / AISC / W-Shapes / W40 / W40x183

W40x183 Steel Beam Dimensions and Properties

AISC Wide flange · v16.0

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

Units

Section diagram

W40x183 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 183.00 lb/ft 272.00 kg/m
Depth, d 39.00 in 991.00 mm
Flange width, bf 11.80 in 300.00 mm
tw 0.650 in 16.500 mm
tf 1.200 in 30.500 mm
Area 53.30 in² 34,400.00 mm²
Ix 13,200.00 in⁴ 5,490,000,000 mm⁴
Iy 331.00 in⁴ 138,000,000 mm⁴
Sx 675.00 in³ 11,100,000 mm³
Sy 56.00 in³ 918,000.00 mm³
Zx 774.00 in³ 12,700,000 mm³
Zy 88.30 in³ 1,450,000 mm³
rx 15.70 in 399.00 mm
ry 2.49 in 63.20 mm
J 19.30 in⁴ 8,030,000 mm⁴
Cw 118,000.00 in⁶ 31,700,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus W40x183.

Browse W40 series →

Lighter in W40

W40x167

Weight
167.0 lb/ft (-8.7%)
Depth
38.60 in (-1.0%)
Ix
11,600.0 in⁴ (-12%)

Heavier in W40

W40x199

Weight
199.0 lb/ft (+8.7%)
Depth
38.70 in (-0.8%)
Ix
14,900.0 in⁴ (+13%)

Closest Iₓ in W40

W40x211

Weight
211.0 lb/ft (+15%)
Depth
39.40 in (+1.0%)
Ix
15,500.0 in⁴ (+17%)

Similar weight in W36

W36x182

Weight
182.0 lb/ft (-0.5%)
Depth
36.30 in (-6.9%)
Ix
11,300.0 in⁴ (-14%)
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Source: AISC Shapes Database v16.0 · Methodology