Steel Beam Sizes / CISC / HSS Square / HA305×305×16

HA305×305×16 Steel Beam Dimensions and Properties

CISC Square HSS · v12.1

Analyze in Beam Calculator Back to HSS Square

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

Units

Section diagram

HA305×305×16 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 93.40 lb/ft 139.00 kg/m
Height 12.00 in 304.80 mm
Width 12.00 in 304.80 mm
Nominal tw 0.625 in 15.880 mm
Design tw 0.563 in 14.290 mm
Area 24.96 in² 16,100.00 mm²
Ix 533.36 in⁴ 222,000,000 mm⁴
Iy 533.36 in⁴ 222,000,000 mm⁴
Sx 89.09 in³ 1,460,000 mm³
Sy 89.09 in³ 1,460,000 mm³
Zx 105.57 in³ 1,730,000 mm³
Zy 105.57 in³ 1,730,000 mm³
rx 4.65 in 118.00 mm
ry 4.65 in 118.00 mm
J 860.10 in⁴ 358,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HA305×305×16.

Lighter in Square HSS

HA356×356×13

Weight
133.0 kg/m (-4.0%)
Depth
355.6 mm (+17%)
Ix
301,000,000 mm⁴ (+36%)

Heavier in Square HSS

HA406×406×13

Weight
154.0 kg/m (+10%)
Depth
406.4 mm (+33%)
Ix
456,000,000 mm⁴ (+105%)

Closest Iₓ in Square HSS

HS356×356×7.9

Weight
85.4 kg/m (-38%)
Depth
355.6 mm (+17%)
Ix
218,000,000 mm⁴ (-1.8%)
Analyze in Beam Calculator Compare in HSS Square finder

Source: CISC Structural Section Tables SST12.1 · v12.1 · ASTM A500 · Methodology