Steel Beam Sizes / CISC / HSS Round / HS508×9.5

HS508×9.5 Dimensions, Weight and Section Properties

CISC Round HSS · v12.1

HS508×9.5: 117 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

HS508×9.5 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 78.70 lb/ft 117.00 kg/m
OD 20.000 in 508.000 mm
Nominal tw 0.375 in 9.530 mm
Design tw 0.375 in 9.530 mm
Area 23.10 in² 14,900.00 mm²
Ix 1,114.76 in⁴ 464,000,000 mm⁴
Iy 1,114.76 in⁴ 464,000,000 mm⁴
Sx 111.67 in³ 1,830,000 mm³
Sy 111.67 in³ 1,830,000 mm³
Zx 144.63 in³ 2,370,000 mm³
Zy 144.63 in³ 2,370,000 mm³
rx 6.93 in 176.00 mm
ry 6.93 in 176.00 mm
J 2,227.13 in⁴ 927,000,000 mm⁴

Alternatives

Useful nearby sections

Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus HS508×9.5.

Lighter in Round HSS

HA356×13

Weight
107.0 kg/m (-8.3%)
Depth
— mm
Ix
183,000,000 mm⁴ (-61%)

Heavier in Round HSS

HA324×16

Weight
121.0 kg/m (+2.9%)
Depth
— mm
Ix
167,000,000 mm⁴ (-64%)

Another Iₓ option in Round HSS

HS457×13

Weight
139.0 kg/m (+19%)
Depth
— mm
Ix
438,000,000 mm⁴ (-5.6%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · CSA G40 · Availability: Check availability with the supplier. · Methodology