Steel Beam Sizes / AISC / HSS Rectangular / HSS 16x8x5/8

HSS 16x8x5/8 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 16x8x5/8 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 93.34 lb/ft 139.00 kg/m
Height 16.00 in 406.00 mm
Width 8.00 in 203.00 mm
Nominal tw 0.625 in 15.900 mm
Design tw 0.581 in 14.800 mm
Area 25.70 in² 16,600.00 mm²
Ix 815.00 in⁴ 339,000,000 mm⁴
Iy 274.00 in⁴ 114,000,000 mm⁴
Sx 102.00 in³ 1,670,000 mm³
Sy 68.60 in³ 1,120,000 mm³
Zx 129.00 in³ 2,110,000 mm³
Zy 79.20 in³ 1,300,000 mm³
rx 5.64 in 143.00 mm
ry 3.27 in 83.10 mm
J 681.00 in⁴ 283,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 16x8x5/8.

Lighter in Rectangular HSS

HSS 24x20x5/16

Weight
91.4 lb/ft (-2.1%)
Depth
24.00 in (+50%)
Ix
2,230.0 in⁴ (+174%)

Heavier in Rectangular HSS

HSS 22x16x3/8

Weight
93.8 lb/ft (+0.5%)
Depth
22.00 in (+38%)
Ix
1,830.0 in⁴ (+125%)

Closest Iₓ in Rectangular HSS

HSS 18x10x3/8

Weight
68.3 lb/ft (-27%)
Depth
18.00 in (+13%)
Ix
820.0 in⁴ (+0.6%)
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Source: AISC Shapes Database v16.0 · Methodology