Cold-formed rectangular hollow sections (EN 10219)

RHS 40x20x3

Standard: EN 10219-2:2006Source: Geometry: Steel Section Database (MIT) — calculated properties (exact engine)
xyb = 20d = 40t = 3t = 3
Cross-section, to scaledimensions in mm

Dimensions

Depthd
40mm
Widthb
20mm
Thicknesst
3mm
Outside corner radiusro
6mm

Mass and area

Mass per lengthm
2.361kg/m
Cross-sectional areaA
300.8mm²
Outside perimeterP
109.7mm

Strong axis x–x

Moment of inertiaIx
0.0520810⁶ mm⁴
Elastic section modulusSx
2.60410³ mm³
Plastic section modulusZx
3.50410³ mm³
Radius of gyrationrx
13.16mm

Weak axis y–y

Moment of inertiaIy
0.0168510⁶ mm⁴
Elastic section modulusSy
1.68510³ mm³
Plastic section modulusZy
2.11510³ mm³
Radius of gyrationry
7.484mm

Torsion and stability

Torsional constantJ
45.6710³ mm⁴

Equivalents in other standards