Steel Beam Sizes / CISC / HSS Rectangular / HS305×203×6.4

HS305×203×6.4 Steel Beam Dimensions and Properties

CISC Rectangular HSS · v12.1

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

Units

Section diagram

HS305×203×6.4 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 32.60 lb/ft 48.60 kg/m
Height 12.00 in 304.80 mm
Width 8.00 in 203.20 mm
Nominal tw 0.250 in 6.350 mm
Design tw 0.250 in 6.350 mm
Area 9.59 in² 6,190.00 mm²
Ix 195.80 in⁴ 81,500,000 mm⁴
Iy 105.23 in⁴ 43,800,000 mm⁴
Sx 32.65 in³ 535,000.00 mm³
Sy 26.30 in³ 431,000.00 mm³
Zx 39.06 in³ 640,000.00 mm³
Zy 29.66 in³ 486,000.00 mm³
rx 4.53 in 115.00 mm
ry 3.31 in 84.10 mm
J 215.51 in⁴ 89,700,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HS305×203×6.4.

Lighter in Rectangular HSS

HA254×152×7.9

Weight
47.4 kg/m (-2.1%)
Depth
254.0 mm (-17%)
Ix
47,500,000 mm⁴ (-42%)

Heavier in Rectangular HSS

HA178×127×13

Weight
52.4 kg/m (+8.0%)
Depth
177.8 mm (-42%)
Ix
24,700,000 mm⁴ (-70%)

Closest Iₓ in Rectangular HSS

HS305×152×7.9

Weight
53.7 kg/m (+11%)
Depth
304.8 mm (0.0%)
Ix
81,600,000 mm⁴ (+0.1%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · CSA G40 · Methodology