Steel Beam Sizes / AISC / Channels / C4x4.5

C4x4.5 Steel Beam Dimensions and Properties

AISC Channels · v16.0

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

Units

Section diagram

C4x4.5 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 4.50 lb/ft 6.70 kg/m
Depth, d 4.00 in 102.00 mm
Flange width, bf 1.52 in 38.60 mm
tw 0.125 in 3.180 mm
tf 0.296 in 7.520 mm
Area 1.34 in² 865.00 mm²
Ix 3.53 in⁴ 1,470,000 mm⁴
Iy 0.27 in⁴ 110,000.00 mm⁴
Sx 1.77 in³ 29,000.00 mm³
Sy 0.25 in³ 4,150.00 mm³
Zx 2.05 in³ 33,600.00 mm³
Zy 0.50 in³ 8,110.00 mm³
rx 1.62 in 41.10 mm
ry 0.45 in 11.30 mm
J 0.03 in⁴ 12,700.00 mm⁴
Cw 0.78 in⁶ 209,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus C4x4.5.

Heavier in C4

C4x5.4

Weight
5.4 lb/ft (+20%)
Depth
4.00 in (0.0%)
Ix
3.9 in⁴ (+9.1%)

Closest Iₓ in C4

C4x6.25

Weight
6.3 lb/ft (+39%)
Depth
4.00 in (0.0%)
Ix
4.2 in⁴ (+19%)

Similar weight in C3

C3x4.1

Weight
4.1 lb/ft (-8.9%)
Depth
3.00 in (-25%)
Ix
1.7 in⁴ (-53%)
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Source: AISC Shapes Database v16.0 · Methodology