Steel Beam Sizes / UK / SHS / SHS 350×350×8.8

SHS 350×350×8.8 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 350×350×8.8 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 62.90 lb/ft 93.60 kg/m
Height 13.78 in 350.00 mm
Width 13.78 in 350.00 mm
t 0.346 in 8.800 mm
Area 18.45 in² 11,900.00 mm²
Ix 554.98 in⁴ 231,000,000 mm⁴
Iy 554.98 in⁴ 231,000,000 mm⁴
Sx 80.55 in³ 1,320,000 mm³
Sy 80.55 in³ 1,320,000 mm³
Zx 92.76 in³ 1,520,000 mm³
Zy 92.76 in³ 1,520,000 mm³
rx 5.47 in 139.00 mm
ry 5.47 in 139.00 mm
J 850.49 in⁴ 354,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus SHS 350×350×8.8.

Lighter in Square hollow sections

SHS 250×250×12.5

Weight
91.9 kg/m (-1.8%)
Depth
250.0 mm (-29%)
Ix
109,000,000 mm⁴ (-53%)

Heavier in Square hollow sections

SHS 260×260×12.5

Weight
95.8 kg/m (+2.4%)
Depth
260.0 mm (-26%)
Ix
124,000,000 mm⁴ (-46%)

Closest Iₓ in Square hollow sections

SHS 300×300×16

Weight
141.0 kg/m (+51%)
Depth
300.0 mm (-14%)
Ix
238,000,000 mm⁴ (+3.0%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology