Cold-formed RHS

80x50x3.0

Standard: BS EN 10219-2Source: Calculated — radii per EN 10219-2
xyb = 50d = 80t = 3t = 3
Cross-section, to scaledimensions in mm

Dimensions

Depthd
80mm
Widthb
50mm
Thicknesst
3mm
Outside corner radiusro
6mm

Mass and area

Mass per lengthm
5.658kg/m
Cross-sectional areaA
720.8mm²
Outside perimeterP
249.7mm

Strong axis x–x

Moment of inertiaIx
0.611510⁶ mm⁴
Elastic section modulusSx
15.2910³ mm³
Plastic section modulusZx
18.8510³ mm³
Radius of gyrationrx
29.13mm

Weak axis y–y

Moment of inertiaIy
0.294210⁶ mm⁴
Elastic section modulusSy
11.7710³ mm³
Plastic section modulusZy
13.6210³ mm³
Radius of gyrationry
20.2mm

Torsion and stability

Torsional constantJ
65010³ mm⁴

Equivalents in other standards