Steel Beam Sizes / CISC / Double Angles / 2LL102×76×7.9

2LL102×76×7.9 Steel Beam Dimensions and Properties

CISC Double angles · v12.1

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

Units

Section diagram

2LL102×76×7.9 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 14.40 lb/ft 21.40 kg/m
Width 3.00 in 76.20 mm
Height 4.02 in 102.00 mm
t 0.313 in 7.940 mm
Area 4.19 in² 2,700.00 mm²
Ix 6.85 in⁴ 2,850,000 mm⁴
Sx 2.48 in³ 40,700.00 mm³
rx 1.28 in 32.40 mm
J 0.14 in⁴ 56,800.00 mm⁴
Cw 0.14 in⁶ 36,700,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 2LL102×76×7.9.

Lighter in Double angles

2LL127×89×6.4

Weight
20.8 kg/m (-2.8%)
Depth
127.0 mm (+25%)
Ix
4,480,000 mm⁴ (+57%)

Heavier in Double angles

2LL76×64×11

Weight
22.6 kg/m (+5.6%)
Depth
76.2 mm (-25%)
Ix
1,560,000 mm⁴ (-45%)

Closest Iₓ in Double angles

2LL89×76×13

Weight
30.2 kg/m (+42%)
Depth
88.9 mm (-13%)
Ix
2,870,000 mm⁴ (+0.7%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · Methodology