Steel Beam Sizes / CISC / HSS Round / HS73×6.4

HS73×6.4 Steel Beam Dimensions and Properties

CISC Round HSS · v12.1

Analyze in Beam Calculator Back to HSS Round

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

Units

Section diagram

HS73×6.4 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 7.02 lb/ft 10.40 kg/m
OD 2.874 in 73.000 mm
Nominal tw 0.250 in 6.350 mm
Design tw 0.250 in 6.350 mm
Area 2.06 in² 1,330.00 mm²
Ix 1.79 in⁴ 745,000.00 mm⁴
Iy 1.79 in⁴ 745,000.00 mm⁴
Sx 1.24 in³ 20,400.00 mm³
Sy 1.24 in³ 20,400.00 mm³
Zx 1.73 in³ 28,300.00 mm³
Zy 1.73 in³ 28,300.00 mm³
rx 0.93 in 23.70 mm
ry 0.93 in 23.70 mm
J 3.58 in⁴ 1,490,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HS73×6.4.

Lighter in Round HSS

HA89×4.8

Weight
9.9 kg/m (-5.1%)
Depth
— mm
Ix
1,030,000 mm⁴ (+38%)

Heavier in Round HSS

HA76×6.4

Weight
10.9 kg/m (+4.7%)
Depth
— mm
Ix
792,000 mm⁴ (+6.3%)

Closest Iₓ in Round HSS

HA89×3.2

Weight
6.7 kg/m (-36%)
Depth
— mm
Ix
716,000 mm⁴ (-3.9%)
Analyze in Beam Calculator Compare in HSS Round finder

Source: CISC Structural Section Tables SST12.1 · v12.1 · CSA G40 · Availability: Check availability with the supplier. · Methodology