Steel Beam Sizes / CISC / HSS Round / HA457×6.4

HA457×6.4 Dimensions, Weight and Section Properties

CISC Round HSS · v12.1

HA457×6.4: 70.6 kg/m weight. View the full dimensions and properties in imperial and metric units below.

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

Units

Section diagram

HA457×6.4 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 47.40 lb/ft 70.60 kg/m
OD 18.000 in 457.200 mm
Nominal tw 0.250 in 6.350 mm
Design tw 0.225 in 5.720 mm
Area 12.57 in² 8,110.00 mm²
Ix 497.32 in⁴ 207,000,000 mm⁴
Iy 497.32 in⁴ 207,000,000 mm⁴
Sx 55.17 in³ 904,000.00 mm³
Sy 55.17 in³ 904,000.00 mm³
Zx 71.40 in³ 1,170,000 mm³
Zy 71.40 in³ 1,170,000 mm³
rx 6.30 in 160.00 mm
ry 6.30 in 160.00 mm
J 992.24 in⁴ 413,000,000 mm⁴

Alternatives

Useful nearby sections

Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus HA457×6.4.

Lighter in Round HSS

HA219×13

Weight
64.6 kg/m (-8.4%)
Depth
— mm
Ix
40,300,000 mm⁴ (-81%)

Heavier in Round HSS

HA324×9.5

Weight
73.9 kg/m (+4.6%)
Depth
— mm
Ix
106,000,000 mm⁴ (-49%)

Another Iₓ option in Round HSS

HA406×9.5

Weight
93.3 kg/m (+32%)
Depth
— mm
Ix
212,000,000 mm⁴ (+2.4%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · ASTM A500 · Availability: Check availability with the supplier. · Methodology