Steel Beam Sizes / AISC / W-Shapes / W30 / W30x90

W30x90 Steel Beam Dimensions and Properties

AISC Wide flange · v16.0

Analyze in Beam Calculator Back to W-Shapes All W30

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

Units

Section diagram

W30x90 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 90.00 lb/ft 134.00 kg/m
Depth, d 29.50 in 749.00 mm
Flange width, bf 10.40 in 264.00 mm
tw 0.470 in 11.900 mm
tf 0.610 in 15.500 mm
Area 26.30 in² 17,000.00 mm²
Ix 3,610.00 in⁴ 1,500,000,000 mm⁴
Iy 115.00 in⁴ 47,900,000 mm⁴
Sx 245.00 in³ 4,010,000 mm³
Sy 22.10 in³ 362,000.00 mm³
Zx 283.00 in³ 4,640,000 mm³
Zy 34.70 in³ 569,000.00 mm³
rx 11.70 in 297.00 mm
ry 2.09 in 53.10 mm
J 2.84 in⁴ 1,180,000 mm⁴
Cw 24,000.00 in⁶ 6,440,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus W30x90.

Browse W30 series →

Heavier in W30

W30x99

Weight
99.0 lb/ft (+10%)
Depth
29.70 in (+0.7%)
Ix
3,990.0 in⁴ (+11%)

Closest Iₓ in W30

W30x108

Weight
108.0 lb/ft (+20%)
Depth
29.80 in (+1.0%)
Ix
4,470.0 in⁴ (+24%)

Similar weight in W27

W27x94

Weight
94.0 lb/ft (+4.4%)
Depth
26.90 in (-8.8%)
Ix
3,270.0 in⁴ (-9.4%)
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Source: AISC Shapes Database v16.0 · Methodology