Hot-finished rectangular hollow sections (EN 10210)

RHS 280x250x12.5

Standard: EN 10210-2:2006Source: Geometry: Steel Section Database (MIT) — calculated properties (exact engine)
xyb = 250d = 280t = 12.5t = 12.5
Cross-section, to scaledimensions in mm

Dimensions

Depthd
280mm
Widthb
250mm
Thicknesst
12.5mm
Outside corner radiusro
18.75mm

Mass and area

Mass per lengthm
97.79kg/m
Cross-sectional areaA
12,457mm²
Outside perimeterP
1,028mm

Strong axis x–x

Moment of inertiaIx
142.910⁶ mm⁴
Elastic section modulusSx
1,02110³ mm³
Plastic section modulusZx
1,21810³ mm³
Radius of gyrationrx
107.1mm

Weak axis y–y

Moment of inertiaIy
119.710⁶ mm⁴
Elastic section modulusSy
957.910³ mm³
Plastic section modulusZy
1,12610³ mm³
Radius of gyrationry
98.04mm

Torsion and stability

Torsional constantJ
204,55310³ mm⁴

Equivalents in other standards