Steel Beam Sizes / CISC / HSS Round / HA324×6.4

HA324×6.4 Steel Beam Dimensions and Properties

CISC Round HSS · v12.1

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

Units

Section diagram

HA324×6.4 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 33.40 lb/ft 49.70 kg/m
OD 12.752 in 323.900 mm
Nominal tw 0.250 in 6.350 mm
Design tw 0.225 in 5.720 mm
Area 8.87 in² 5,720.00 mm²
Ix 173.94 in⁴ 72,400,000 mm⁴
Iy 173.94 in⁴ 72,400,000 mm⁴
Sx 27.28 in³ 447,000.00 mm³
Sy 27.28 in³ 447,000.00 mm³
Zx 35.33 in³ 579,000.00 mm³
Zy 35.33 in³ 579,000.00 mm³
rx 4.45 in 113.00 mm
ry 4.45 in 113.00 mm
J 348.36 in⁴ 145,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HA324×6.4.

Lighter in Round HSS

HA219×9.5

Weight
49.3 kg/m (-0.9%)
Depth
— mm
Ix
31,500,000 mm⁴ (-56%)

Heavier in Round HSS

HA178×13

Weight
51.7 kg/m (+3.9%)
Depth
— mm
Ix
20,800,000 mm⁴ (-71%)

Closest Iₓ in Round HSS

HS273×9.5

Weight
61.9 kg/m (+25%)
Depth
— mm
Ix
68,600,000 mm⁴ (-5.2%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · ASTM A500 · Methodology