Steel Beam Sizes / AISC / W-Shapes / W18 / W18x97

W18x97 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

W18x97 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 97.00 lb/ft 144.00 kg/m
Depth, d 18.60 in 472.00 mm
Flange width, bf 11.10 in 282.00 mm
tw 0.535 in 13.600 mm
tf 0.870 in 22.100 mm
Area 28.50 in² 18,400.00 mm²
Ix 1,750.00 in⁴ 728,000,000 mm⁴
Iy 201.00 in⁴ 83,700,000 mm⁴
Sx 188.00 in³ 3,080,000 mm³
Sy 36.10 in³ 592,000.00 mm³
Zx 211.00 in³ 3,460,000 mm³
Zy 55.30 in³ 906,000.00 mm³
rx 7.82 in 199.00 mm
ry 2.65 in 67.30 mm
J 5.86 in⁴ 2,440,000 mm⁴
Cw 15,800.00 in⁶ 4,240,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus W18x97.

Browse W18 series →

Lighter in W18

W18x86

Weight
86.0 lb/ft (-11%)
Depth
18.40 in (-1.1%)
Ix
1,530.0 in⁴ (-13%)

Heavier in W18

W18x106

Weight
106.0 lb/ft (+9.3%)
Depth
18.70 in (+0.5%)
Ix
1,910.0 in⁴ (+9.1%)

Closest Iₓ in W18

W18x76

Weight
76.0 lb/ft (-22%)
Depth
18.20 in (-2.2%)
Ix
1,330.0 in⁴ (-24%)

Similar weight in W16

W16x100

Weight
100.0 lb/ft (+3.1%)
Depth
17.00 in (-8.6%)
Ix
1,490.0 in⁴ (-15%)
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Source: AISC Shapes Database v16.0 · Methodology