Steel Beam Sizes / AISC / Pipe / Pipe12xS

Pipe12xS Steel Beam Dimensions and Properties

AISC Pipe sections · v16.0

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

Units

Section diagram

Pipe12xS 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 65.50 lb/ft 97.40 kg/m
OD 12.750 in 323.800 mm
Nominal tw 0.500 in 12.700 mm
Design tw 0.465 in 11.800 mm
Area 17.50 in² 11,300.00 mm²
Ix 339.00 in⁴ 141,000,000 mm⁴
Iy 339.00 in⁴ 141,000,000 mm⁴
Sx 53.20 in³ 872,000.00 mm³
Sy 53.20 in³ 872,000.00 mm³
Zx 70.20 in³ 1,150,000 mm³
Zy 70.20 in³ 1,150,000 mm³
rx 4.35 in 110.00 mm
ry 4.35 in 110.00 mm
J 678.00 in⁴ 282,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus Pipe12xS.

Lighter in Pipe sections

Pipe16STD

Weight
62.6 lb/ft (-4.4%)
Depth
— in
Ix
527.0 in⁴ (+55%)

Heavier in Pipe sections

Pipe18STD

Weight
70.7 lb/ft (+7.9%)
Depth
— in
Ix
756.0 in⁴ (+123%)

Closest Iₓ in Pipe sections

Pipe14STD

Weight
54.6 lb/ft (-17%)
Depth
— in
Ix
350.0 in⁴ (+3.2%)
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Source: AISC Shapes Database v16.0 · Methodology