Steel Beam Sizes / AISC / HSS Round / HSS 6.875x0.375

HSS 6.875x0.375 Steel Beam Dimensions and Properties

AISC Round HSS · v16.0

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

Units

Section diagram

HSS 6.875x0.375 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 26.06 lb/ft 38.80 kg/m
OD 6.880 in 175.000 mm
Nominal tw 0.375 in 9.530 mm
Design tw 0.349 in 8.860 mm
Area 7.16 in² 4,620.00 mm²
Ix 38.20 in⁴ 15,900,000 mm⁴
Iy 38.20 in⁴ 15,900,000 mm⁴
Sx 11.10 in³ 182,000.00 mm³
Sy 11.10 in³ 182,000.00 mm³
Zx 14.90 in³ 244,000.00 mm³
Zy 14.90 in³ 244,000.00 mm³
rx 2.31 in 58.70 mm
ry 2.31 in 58.70 mm
J 76.40 in⁴ 31,800,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 6.875x0.375.

Lighter in Round HSS

HSS 12.750x0.188

Weight
25.2 lb/ft (-3.4%)
Depth
— in
Ix
136.0 in⁴ (+256%)

Heavier in Round HSS

HSS 13.375x0.188

Weight
26.4 lb/ft (+1.4%)
Depth
— in
Ix
158.0 in⁴ (+314%)

Closest Iₓ in Round HSS

HSS 6.625x0.432

Weight
28.6 lb/ft (+9.7%)
Depth
— in
Ix
38.2 in⁴ (0.0%)
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Source: AISC Shapes Database v16.0 · Methodology