Steel Beam Sizes / CISC / HSS Rectangular / HA305×203×16

HA305×203×16 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

HA305×203×16 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 76.30 lb/ft 114.00 kg/m
Height 12.00 in 304.80 mm
Width 8.00 in 203.20 mm
Nominal tw 0.625 in 15.880 mm
Design tw 0.563 in 14.290 mm
Area 20.46 in² 13,200.00 mm²
Ix 386.80 in⁴ 161,000,000 mm⁴
Iy 205.17 in⁴ 85,400,000 mm⁴
Sx 64.69 in³ 1,060,000 mm³
Sy 51.32 in³ 841,000.00 mm³
Zx 79.94 in³ 1,310,000 mm³
Zy 60.35 in³ 989,000.00 mm³
rx 4.37 in 111.00 mm
ry 3.17 in 80.50 mm
J 442.06 in⁴ 184,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HA305×203×16.

Lighter in Rectangular HSS

HA356×254×13

Weight
113.0 kg/m (-0.3%)
Depth
355.6 mm (+17%)
Ix
232,000,000 mm⁴ (+44%)

Heavier in Rectangular HSS

HA406×305×13

Weight
133.0 kg/m (+18%)
Depth
406.4 mm (+33%)
Ix
366,000,000 mm⁴ (+127%)

Closest Iₓ in Rectangular HSS

HS305×203×16

Weight
114.0 kg/m (0.0%)
Depth
304.8 mm (0.0%)
Ix
174,000,000 mm⁴ (+8.1%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · ASTM A500 · Methodology