Hot-finished rectangular hollow sections (EN 10210)

RHS 180x80x4.5

Standard: EN 10210-2:2006Source: Geometry: Steel Section Database (MIT) — calculated properties (exact engine)
xyb = 80d = 180t = 4.5t = 4.5
Cross-section, to scaledimensions in mm

Dimensions

Depthd
180mm
Widthb
80mm
Thicknesst
4.5mm
Outside corner radiusro
6.75mm

Mass and area

Mass per lengthm
17.56kg/m
Cross-sectional areaA
2,237mm²
Outside perimeterP
508.4mm

Strong axis x–x

Moment of inertiaIx
9.11310⁶ mm⁴
Elastic section modulusSx
101.310³ mm³
Plastic section modulusZx
12710³ mm³
Radius of gyrationrx
63.82mm

Weak axis y–y

Moment of inertiaIy
2.54210⁶ mm⁴
Elastic section modulusSy
63.5610³ mm³
Plastic section modulusZy
71.5910³ mm³
Radius of gyrationry
33.71mm

Torsion and stability

Torsional constantJ
6,40710³ mm⁴

Equivalents in other standards