Steel Beam Sizes / CISC / HSS Square / HA203×203×4.8

HA203×203×4.8 Steel Beam Dimensions and Properties

CISC Square HSS · v12.1

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

Units

Section diagram

HA203×203×4.8 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 19.70 lb/ft 29.30 kg/m
Height 8.00 in 203.20 mm
Width 8.00 in 203.20 mm
Nominal tw 0.188 in 4.780 mm
Design tw 0.169 in 4.300 mm
Area 5.22 in² 3,370.00 mm²
Ix 53.10 in⁴ 22,100,000 mm⁴
Iy 53.10 in⁴ 22,100,000 mm⁴
Sx 13.24 in³ 217,000.00 mm³
Sy 13.24 in³ 217,000.00 mm³
Zx 15.26 in³ 250,000.00 mm³
Zy 15.26 in³ 250,000.00 mm³
rx 3.19 in 80.90 mm
ry 3.19 in 80.90 mm
J 82.41 in⁴ 34,300,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HA203×203×4.8.

Lighter in Square HSS

HA127×127×7.9

Weight
28.4 kg/m (-3.0%)
Depth
127.0 mm (-38%)
Ix
7,730,000 mm⁴ (-65%)

Heavier in Square HSS

HA102×102×13

Weight
32.2 kg/m (+9.6%)
Depth
101.6 mm (-50%)
Ix
4,880,000 mm⁴ (-78%)

Closest Iₓ in Square HSS

HA178×178×7.9

Weight
41.1 kg/m (+40%)
Depth
177.8 mm (-13%)
Ix
22,700,000 mm⁴ (+2.7%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · ASTM A500 · Methodology