Steel Beam Sizes / AISC / HSS Rectangular / HSS 20x6x5/8

HSS 20x6x5/8 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 20x6x5/8 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 101.85 lb/ft 152.00 kg/m
Height 20.00 in 508.00 mm
Width 6.00 in 152.00 mm
Nominal tw 0.625 in 15.900 mm
Design tw 0.581 in 14.800 mm
Area 28.00 in² 18,100.00 mm²
Ix 1,220.00 in⁴ 508,000,000 mm⁴
Iy 175.00 in⁴ 72,800,000 mm⁴
Sx 122.00 in³ 2,000,000 mm³
Sy 58.40 in³ 957,000.00 mm³
Zx 162.00 in³ 2,650,000 mm³
Zy 67.30 in³ 1,100,000 mm³
rx 6.60 in 168.00 mm
ry 2.50 in 63.50 mm
J 528.00 in⁴ 220,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 20x6x5/8.

Lighter in Rectangular HSS

HSS 22x18x3/8

Weight
98.9 lb/ft (-2.9%)
Depth
22.00 in (+10%)
Ix
2,000.0 in⁴ (+64%)

Heavier in Rectangular HSS

HSS 20x12x1/2

Weight
103.3 lb/ft (+1.4%)
Depth
20.00 in (0.0%)
Ix
1,550.0 in⁴ (+27%)

Closest Iₓ in Rectangular HSS

HSS 20x12x3/8

Weight
78.5 lb/ft (-23%)
Depth
20.00 in (0.0%)
Ix
1,200.0 in⁴ (-1.6%)
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Source: AISC Shapes Database v16.0 · Methodology