Steel Beam Sizes / AISC / HSS Rectangular / HSS 10x8x5/16

HSS 10x8x5/16 Steel Beam Dimensions and Properties

AISC Rectangular HSS · v16.0

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

Units

Section diagram

HSS 10x8x5/16 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 36.10 lb/ft 53.70 kg/m
Height 10.00 in 254.00 mm
Width 8.00 in 203.00 mm
Nominal tw 0.313 in 7.940 mm
Design tw 0.291 in 7.390 mm
Area 9.92 in² 6,400.00 mm²
Ix 145.00 in⁴ 60,400,000 mm⁴
Iy 103.00 in⁴ 42,900,000 mm⁴
Sx 29.00 in³ 475,000.00 mm³
Sy 25.70 in³ 421,000.00 mm³
Zx 34.40 in³ 564,000.00 mm³
Zy 29.60 in³ 485,000.00 mm³
rx 3.82 in 97.00 mm
ry 3.22 in 81.80 mm
J 190.00 in⁴ 79,100,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 10x8x5/16.

Lighter in Rectangular HSS

HSS 12x10x1/4

Weight
36.0 lb/ft (-0.2%)
Depth
12.00 in (+20%)
Ix
216.0 in⁴ (+49%)

Heavier in Rectangular HSS

HSS 10x6x3/8

Weight
37.7 lb/ft (+4.4%)
Depth
10.00 in (0.0%)
Ix
137.0 in⁴ (-5.5%)

Closest Iₓ in Rectangular HSS

HSS 12x4x5/16

Weight
31.8 lb/ft (-12%)
Depth
12.00 in (+20%)
Ix
144.0 in⁴ (-0.7%)
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Source: AISC Shapes Database v16.0 · Methodology