Cold-formed RHS

70x50x4.0

Standard: BS EN 10219-2Source: Calculated — radii per EN 10219-2
xyb = 50d = 70t = 4t = 4
Cross-section, to scaledimensions in mm

Dimensions

Depthd
70mm
Widthb
50mm
Thicknesst
4mm
Outside corner radiusro
8mm

Mass and area

Mass per lengthm
6.71kg/m
Cross-sectional areaA
854.8mm²
Outside perimeterP
226.3mm

Strong axis x–x

Moment of inertiaIx
0.546710⁶ mm⁴
Elastic section modulusSx
15.6210³ mm³
Plastic section modulusZx
19.4810³ mm³
Radius of gyrationrx
25.29mm

Weak axis y–y

Moment of inertiaIy
0.322210⁶ mm⁴
Elastic section modulusSy
12.8910³ mm³
Plastic section modulusZy
15.4110³ mm³
Radius of gyrationry
19.42mm

Torsion and stability

Torsional constantJ
680.710³ mm⁴

Equivalents in other standards