Steel Beam Sizes / AISC / Channels / C3x6

C3x6 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

C3x6 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 6.00 lb/ft 8.90 kg/m
Depth, d 3.00 in 76.20 mm
Flange width, bf 1.60 in 40.60 mm
tw 0.356 in 9.040 mm
tf 0.273 in 6.930 mm
Area 1.76 in² 1,140.00 mm²
Ix 2.07 in⁴ 862,000.00 mm⁴
Iy 0.30 in⁴ 125,000.00 mm⁴
Sx 1.38 in³ 22,600.00 mm³
Sy 0.26 in³ 4,310.00 mm³
Zx 1.74 in³ 28,500.00 mm³
Zy 0.54 in³ 8,900.00 mm³
rx 1.09 in 27.70 mm
ry 0.41 in 10.50 mm
J 0.07 in⁴ 30,200.00 mm⁴
Cw 0.46 in⁶ 124,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus C3x6.

Lighter in C3

C3x5

Weight
5.0 lb/ft (-17%)
Depth
3.00 in (0.0%)
Ix
1.9 in⁴ (-11%)

Closest Iₓ in C3

C3x4.1

Weight
4.1 lb/ft (-32%)
Depth
3.00 in (0.0%)
Ix
1.7 in⁴ (-20%)

Similar weight in C4

C4x6.25

Weight
6.3 lb/ft (+4.2%)
Depth
4.00 in (+33%)
Ix
4.2 in⁴ (+102%)
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Source: AISC Shapes Database v16.0 · Methodology