Steel Beam Sizes / CISC / HSS Round / HA245×6.4

HA245×6.4 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

HA245×6.4 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 25.10 lb/ft 37.30 kg/m
OD 9.626 in 244.500 mm
Nominal tw 0.250 in 6.350 mm
Design tw 0.225 in 5.720 mm
Area 6.65 in² 4,290.00 mm²
Ix 73.52 in⁴ 30,600,000 mm⁴
Iy 73.52 in⁴ 30,600,000 mm⁴
Sx 15.26 in³ 250,000.00 mm³
Sy 15.26 in³ 250,000.00 mm³
Zx 19.89 in³ 326,000.00 mm³
Zy 19.89 in³ 326,000.00 mm³
rx 3.32 in 84.40 mm
ry 3.32 in 84.40 mm
J 147.03 in⁴ 61,200,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HA245×6.4.

Lighter in Round HSS

HA219×6.4

Weight
33.3 kg/m (-11%)
Depth
— mm
Ix
21,800,000 mm⁴ (-29%)

Heavier in Round HSS

HA178×9.5

Weight
39.5 kg/m (+6.0%)
Depth
— mm
Ix
16,400,000 mm⁴ (-46%)

Closest Iₓ in Round HSS

HA219×9.5

Weight
49.3 kg/m (+32%)
Depth
— mm
Ix
31,500,000 mm⁴ (+2.9%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · ASTM A500 · Availability: Check availability with the supplier. · Methodology