Cold-formed RHS

450x250x12.0

Standard: BS EN 10219-2Source: Calculated — radii per EN 10219-2
xyb = 250d = 450t = 12t = 12
Cross-section, to scaledimensions in mm

Dimensions

Depthd
450mm
Widthb
250mm
Thicknesst
12mm
Outside corner radiusro
36mm

Mass and area

Mass per lengthm
122.5kg/m
Cross-sectional areaA
15,606mm²
Outside perimeterP
1,338mm

Strong axis x–x

Moment of inertiaIx
411.410⁶ mm⁴
Elastic section modulusSx
1,82810³ mm³
Plastic section modulusZx
2,26410³ mm³
Radius of gyrationrx
162.4mm

Weak axis y–y

Moment of inertiaIy
166.610⁶ mm⁴
Elastic section modulusSy
1,33310³ mm³
Plastic section modulusZy
1,51510³ mm³
Radius of gyrationry
103.3mm

Torsion and stability

Torsional constantJ
395,90910³ mm⁴

Equivalents in other standards