Steel Beam Sizes / CISC / HSS Square / HA305×305×19

HA305×305×19 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

HA305×305×19 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 110.00 lb/ft 164.00 kg/m
Height 12.00 in 304.80 mm
Width 12.00 in 304.80 mm
Nominal tw 0.750 in 19.050 mm
Design tw 0.675 in 17.150 mm
Area 29.45 in² 19,000.00 mm²
Ix 615.04 in⁴ 256,000,000 mm⁴
Iy 615.04 in⁴ 256,000,000 mm⁴
Sx 102.52 in³ 1,680,000 mm³
Sy 102.52 in³ 1,680,000 mm³
Zx 123.27 in³ 2,020,000 mm³
Zy 123.27 in³ 2,020,000 mm³
rx 4.57 in 116.00 mm
ry 4.57 in 116.00 mm
J 1,006.65 in⁴ 419,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HA305×305×19.

Lighter in Square HSS

HA406×406×13

Weight
154.0 kg/m (-6.4%)
Depth
406.4 mm (+33%)
Ix
456,000,000 mm⁴ (+78%)

Heavier in Square HSS

HA457×457×13

Weight
174.0 kg/m (+6.4%)
Depth
457.2 mm (+50%)
Ix
658,000,000 mm⁴ (+157%)

Closest Iₓ in Square HSS

HS356×356×9.5

Weight
102.0 kg/m (-38%)
Depth
355.6 mm (+17%)
Ix
256,000,000 mm⁴ (0.0%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · ASTM A500 · Availability: Check availability with the supplier. · Methodology