Hot-finished rectangular hollow sections (EN 10210)

RHS 80x40x4.5

Standard: EN 10210-2:2006Source: Geometry: Steel Section Database (MIT) — calculated properties (exact engine)
xyb = 40d = 80t = 4.5t = 4.5
Cross-section, to scaledimensions in mm

Dimensions

Depthd
80mm
Widthb
40mm
Thicknesst
4.5mm
Outside corner radiusro
6.75mm

Mass and area

Mass per lengthm
7.672kg/m
Cross-sectional areaA
977.3mm²
Outside perimeterP
228.4mm

Strong axis x–x

Moment of inertiaIx
0.744710⁶ mm⁴
Elastic section modulusSx
18.6210³ mm³
Plastic section modulusZx
24.0310³ mm³
Radius of gyrationrx
27.61mm

Weak axis y–y

Moment of inertiaIy
0.240610⁶ mm⁴
Elastic section modulusSy
12.0310³ mm³
Plastic section modulusZy
14.4710³ mm³
Radius of gyrationry
15.69mm

Torsion and stability

Torsional constantJ
603.110³ mm⁴

Equivalents in other standards