Cold-formed rectangular hollow sections (EN 10219)

RHS 40x30x3

Standard: EN 10219-2:2006Source: Geometry: Steel Section Database (MIT) — calculated properties (exact engine)
xyb = 30d = 40t = 3t = 3
Cross-section, to scaledimensions in mm

Dimensions

Depthd
40mm
Widthb
30mm
Thicknesst
3mm
Outside corner radiusro
6mm

Mass and area

Mass per lengthm
2.832kg/m
Cross-sectional areaA
360.8mm²
Outside perimeterP
129.7mm

Strong axis x–x

Moment of inertiaIx
0.0726610⁶ mm⁴
Elastic section modulusSx
3.63310³ mm³
Plastic section modulusZx
4.61410³ mm³
Radius of gyrationrx
14.19mm

Weak axis y–y

Moment of inertiaIy
0.0460210⁶ mm⁴
Elastic section modulusSy
3.06810³ mm³
Plastic section modulusZy
3.76910³ mm³
Radius of gyrationry
11.29mm

Torsion and stability

Torsional constantJ
97.2210³ mm⁴

Equivalents in other standards