Cold-formed RHS

120x40x3.0

Standard: BS EN 10219-2Source: Calculated — radii per EN 10219-2
xyb = 40d = 120t = 3t = 3
Cross-section, to scaledimensions in mm

Dimensions

Depthd
120mm
Widthb
40mm
Thicknesst
3mm
Outside corner radiusro
6mm

Mass and area

Mass per lengthm
7.071kg/m
Cross-sectional areaA
900.8mm²
Outside perimeterP
309.7mm

Strong axis x–x

Moment of inertiaIx
1.4810⁶ mm⁴
Elastic section modulusSx
24.6710³ mm³
Plastic section modulusZx
32.1610³ mm³
Radius of gyrationrx
40.54mm

Weak axis y–y

Moment of inertiaIy
0.257910⁶ mm⁴
Elastic section modulusSy
12.8910³ mm³
Plastic section modulusZy
14.610³ mm³
Radius of gyrationry
16.92mm

Torsion and stability

Torsional constantJ
745.610³ mm⁴

Equivalents in other standards