Hot-finished rectangular hollow sections (EN 10210)

RHS 80x40x2.9

Standard: EN 10210-2:2006Source: Geometry: Steel Section Database (MIT) — calculated properties (exact engine)
xyb = 40d = 80t = 2.9t = 2.9
Cross-section, to scaledimensions in mm

Dimensions

Depthd
80mm
Widthb
40mm
Thicknesst
2.9mm
Outside corner radiusro
4.35mm

Mass and area

Mass per lengthm
5.129kg/m
Cross-sectional areaA
653.3mm²
Outside perimeterP
232.5mm

Strong axis x–x

Moment of inertiaIx
0.527210⁶ mm⁴
Elastic section modulusSx
13.1810³ mm³
Plastic section modulusZx
16.5610³ mm³
Radius of gyrationrx
28.41mm

Weak axis y–y

Moment of inertiaIy
0.175410⁶ mm⁴
Elastic section modulusSy
8.76910³ mm³
Plastic section modulusZy
10.1110³ mm³
Radius of gyrationry
16.38mm

Torsion and stability

Torsional constantJ
425.610³ mm⁴

Equivalents in other standards