Cold-formed RHS

100x40x4.0

Standard: BS EN 10219-2Source: Calculated — radii per EN 10219-2
xyb = 40d = 100t = 4t = 4
Cross-section, to scaledimensions in mm

Dimensions

Depthd
100mm
Widthb
40mm
Thicknesst
4mm
Outside corner radiusro
8mm

Mass and area

Mass per lengthm
7.966kg/m
Cross-sectional areaA
1,015mm²
Outside perimeterP
266.3mm

Strong axis x–x

Moment of inertiaIx
1.15710⁶ mm⁴
Elastic section modulusSx
23.1410³ mm³
Plastic section modulusZx
30.2610³ mm³
Radius of gyrationrx
33.77mm

Weak axis y–y

Moment of inertiaIy
0.266910⁶ mm⁴
Elastic section modulusSy
13.3510³ mm³
Plastic section modulusZy
15.6510³ mm³
Radius of gyrationry
16.22mm

Torsion and stability

Torsional constantJ
745.310³ mm⁴

Equivalents in other standards