Cold-formed RHS

100x80x5.0

Standard: BS EN 10219-2Source: Calculated — radii per EN 10219-2
xyb = 80d = 100t = 5t = 5
Cross-section, to scaledimensions in mm

Dimensions

Depthd
100mm
Widthb
80mm
Thicknesst
5mm
Outside corner radiusro
10mm

Mass and area

Mass per lengthm
12.84kg/m
Cross-sectional areaA
1,636mm²
Outside perimeterP
342.8mm

Strong axis x–x

Moment of inertiaIx
2.25910⁶ mm⁴
Elastic section modulusSx
45.1910³ mm³
Plastic section modulusZx
55.0910³ mm³
Radius of gyrationrx
37.17mm

Weak axis y–y

Moment of inertiaIy
1.59610⁶ mm⁴
Elastic section modulusSy
39.910³ mm³
Plastic section modulusZy
47.2410³ mm³
Radius of gyrationry
31.24mm

Torsion and stability

Torsional constantJ
3,07510³ mm⁴

Equivalents in other standards