Steel Beam Sizes / CISC / HSS Round / HA168×13

HA168×13 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

HA168×13 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 32.70 lb/ft 48.70 kg/m
OD 6.626 in 168.300 mm
Nominal tw 0.500 in 12.700 mm
Design tw 0.450 in 11.430 mm
Area 8.73 in² 5,630.00 mm²
Ix 41.80 in⁴ 17,400,000 mm⁴
Iy 41.80 in⁴ 17,400,000 mm⁴
Sx 12.63 in³ 207,000.00 mm³
Sy 12.63 in³ 207,000.00 mm³
Zx 17.21 in³ 282,000.00 mm³
Zy 17.21 in³ 282,000.00 mm³
rx 2.19 in 55.60 mm
ry 2.19 in 55.60 mm
J 83.61 in⁴ 34,800,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HA168×13.

Lighter in Round HSS

HA273×6.4

Weight
41.8 kg/m (-14%)
Depth
— mm
Ix
43,000,000 mm⁴ (+147%)

Heavier in Round HSS

HA219×9.5

Weight
49.3 kg/m (+1.2%)
Depth
— mm
Ix
31,500,000 mm⁴ (+81%)

Closest Iₓ in Round HSS

HS178×9.5

Weight
39.5 kg/m (-19%)
Depth
— mm
Ix
17,900,000 mm⁴ (+2.9%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · ASTM A500 · Methodology