Cold-formed RHS

400x200x12.0

Standard: BS EN 10219-2Source: Calculated — radii per EN 10219-2
xyb = 200d = 400t = 12t = 12
Cross-section, to scaledimensions in mm

Dimensions

Depthd
400mm
Widthb
200mm
Thicknesst
12mm
Outside corner radiusro
36mm

Mass and area

Mass per lengthm
103.7kg/m
Cross-sectional areaA
13,206mm²
Outside perimeterP
1,138mm

Strong axis x–x

Moment of inertiaIx
262.510⁶ mm⁴
Elastic section modulusSx
1,31210³ mm³
Plastic section modulusZx
1,65610³ mm³
Radius of gyrationrx
141mm

Weak axis y–y

Moment of inertiaIy
89.7710⁶ mm⁴
Elastic section modulusSy
897.710³ mm³
Plastic section modulusZy
1,02710³ mm³
Radius of gyrationry
82.45mm

Torsion and stability

Torsional constantJ
227,82110³ mm⁴

Equivalents in other standards