Steel Beam Sizes / UK / SHS / SHS 350×350×16

SHS 350×350×16 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 350×350×16 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 111.55 lb/ft 166.00 kg/m
Height 13.78 in 350.00 mm
Width 13.78 in 350.00 mm
t 0.630 in 16.000 mm
Area 32.71 in² 21,100.00 mm²
Ix 934.58 in⁴ 389,000,000 mm⁴
Iy 934.58 in⁴ 389,000,000 mm⁴
Sx 135.47 in³ 2,220,000 mm³
Sy 135.47 in³ 2,220,000 mm³
Zx 160.49 in³ 2,630,000 mm³
Zy 160.49 in³ 2,630,000 mm³
rx 5.35 in 136.00 mm
ry 5.35 in 136.00 mm
J 1,465.53 in⁴ 610,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus SHS 350×350×16.

Lighter in Square hollow sections

SHS 400×400×12.5

Weight
151.0 kg/m (-9.0%)
Depth
400.0 mm (+14%)
Ix
478,000,000 mm⁴ (+23%)

Heavier in Square hollow sections

SHS 400×400×14.2

Weight
170.0 kg/m (+2.4%)
Depth
400.0 mm (+14%)
Ix
535,000,000 mm⁴ (+38%)

Closest Iₓ in Square hollow sections

SHS 400×400×10

Weight
122.0 kg/m (-27%)
Depth
400.0 mm (+14%)
Ix
391,000,000 mm⁴ (+0.5%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology