Cold-formed RHS

180x80x3.0

Standard: BS EN 10219-2Source: Calculated — radii per EN 10219-2
xyb = 80d = 180t = 3t = 3
Cross-section, to scaledimensions in mm

Dimensions

Depthd
180mm
Widthb
80mm
Thicknesst
3mm
Outside corner radiusro
6mm

Mass and area

Mass per lengthm
11.78kg/m
Cross-sectional areaA
1,501mm²
Outside perimeterP
509.7mm

Strong axis x–x

Moment of inertiaIx
6.20810⁶ mm⁴
Elastic section modulusSx
68.9810³ mm³
Plastic section modulusZx
85.8210³ mm³
Radius of gyrationrx
64.32mm

Weak axis y–y

Moment of inertiaIy
1.76810⁶ mm⁴
Elastic section modulusSy
44.2110³ mm³
Plastic section modulusZy
48.8810³ mm³
Radius of gyrationry
34.32mm

Torsion and stability

Torsional constantJ
4,44910³ mm⁴

Equivalents in other standards