Steel Beam Sizes / AISC / W-Shapes / W10 / W10x45

W10x45 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

W10x45 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 45.00 lb/ft 67.00 kg/m
Depth, d 10.10 in 257.00 mm
Flange width, bf 8.02 in 204.00 mm
tw 0.350 in 8.890 mm
tf 0.620 in 15.700 mm
Area 13.30 in² 8,580.00 mm²
Ix 248.00 in⁴ 103,000,000 mm⁴
Iy 53.40 in⁴ 22,200,000 mm⁴
Sx 49.10 in³ 805,000.00 mm³
Sy 13.30 in³ 218,000.00 mm³
Zx 54.90 in³ 900,000.00 mm³
Zy 20.30 in³ 333,000.00 mm³
rx 4.32 in 110.00 mm
ry 2.01 in 51.10 mm
J 1.51 in⁴ 629,000.00 mm⁴
Cw 1,200.00 in⁶ 322,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus W10x45.

Browse W10 series →

Lighter in W10

W10x39

Weight
39.0 lb/ft (-13%)
Depth
9.92 in (-1.8%)
Ix
209.0 in⁴ (-16%)

Heavier in W10

W10x49

Weight
49.0 lb/ft (+8.9%)
Depth
10.00 in (-1.0%)
Ix
272.0 in⁴ (+9.7%)

Closest Iₓ in W10

W10x54

Weight
54.0 lb/ft (+20%)
Depth
10.10 in (0.0%)
Ix
303.0 in⁴ (+22%)

Similar weight in W12

W12x45

Weight
45.0 lb/ft (0.0%)
Depth
12.10 in (+20%)
Ix
348.0 in⁴ (+40%)
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Source: AISC Shapes Database v16.0 · Methodology