Steel Beam Sizes / UK / SHS / SHS 300×300×8.8

SHS 300×300×8.8 Steel Beam Dimensions and Properties

UK Square hollow sections · v2023.11

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

Units

Section diagram

SHS 300×300×8.8 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 53.62 lb/ft 79.80 kg/m
Height 11.81 in 300.00 mm
Width 11.81 in 300.00 mm
t 0.346 in 8.800 mm
Area 15.81 in² 10,200.00 mm²
Ix 343.56 in⁴ 143,000,000 mm⁴
Iy 343.56 in⁴ 143,000,000 mm⁴
Sx 58.22 in³ 954,000.00 mm³
Sy 58.22 in³ 954,000.00 mm³
Zx 67.74 in³ 1,110,000 mm³
Zy 67.74 in³ 1,110,000 mm³
rx 4.69 in 119.00 mm
ry 4.69 in 119.00 mm
J 530.95 in⁴ 221,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus SHS 300×300×8.8.

Lighter in Square hollow sections

SHS 260×260×10

Weight
77.7 kg/m (-2.6%)
Depth
260.0 mm (-13%)
Ix
102,000,000 mm⁴ (-29%)

Heavier in Square hollow sections

SHS 220×220×12.5

Weight
80.1 kg/m (+0.4%)
Depth
220.0 mm (-27%)
Ix
72,500,000 mm⁴ (-49%)

Closest Iₓ in Square hollow sections

SHS 260×260×14.2

Weight
108.0 kg/m (+35%)
Depth
260.0 mm (-13%)
Ix
137,000,000 mm⁴ (-4.2%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology