Steel Beam Sizes / AISC / HSS Round / HSS 20.000x0.625

HSS 20.000x0.625 Steel Beam Dimensions and Properties

AISC Round HSS · v16.0

Analyze in Beam Calculator Back to HSS Round

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

Units

Section diagram

HSS 20.000x0.625 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 129.45 lb/ft 193.00 kg/m
OD 20.000 in 508.000 mm
Nominal tw 0.625 in 15.900 mm
Design tw 0.581 in 14.800 mm
Area 35.50 in² 22,900.00 mm²
Ix 1,670.00 in⁴ 695,000,000 mm⁴
Iy 1,670.00 in⁴ 695,000,000 mm⁴
Sx 167.00 in³ 2,740,000 mm³
Sy 167.00 in³ 2,740,000 mm³
Zx 219.00 in³ 3,590,000 mm³
Zy 219.00 in³ 3,590,000 mm³
rx 6.87 in 174.00 mm
ry 6.87 in 174.00 mm
J 3,350.00 in⁴ 1,390,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 20.000x0.625.

Lighter in Round HSS

HSS 24.000x0.500

Weight
125.6 lb/ft (-3.0%)
Depth
— in
Ix
2,380.0 in⁴ (+43%)

Heavier in Round HSS

HSS 26.000x0.500

Weight
136.3 lb/ft (+5.3%)
Depth
— in
Ix
3,040.0 in⁴ (+82%)

Closest Iₓ in Round HSS

HSS 18.000x0.875

Weight
160.2 lb/ft (+24%)
Depth
— in
Ix
1,630.0 in⁴ (-2.4%)
Analyze in Beam Calculator Compare in HSS Round finder

Source: AISC Shapes Database v16.0 · Methodology