Cold-formed RHS

450x250x8.0

Standard: BS EN 10219-2Source: Calculated — radii per EN 10219-2
xyb = 250d = 450t = 8t = 8
Cross-section, to scaledimensions in mm

Dimensions

Depthd
450mm
Widthb
250mm
Thicknesst
8mm
Outside corner radiusro
20mm

Mass and area

Mass per lengthm
84.19kg/m
Cross-sectional areaA
10,724mm²
Outside perimeterP
1,366mm

Strong axis x–x

Moment of inertiaIx
293.410⁶ mm⁴
Elastic section modulusSx
1,30410³ mm³
Plastic section modulusZx
1,58810³ mm³
Radius of gyrationrx
165.4mm

Weak axis y–y

Moment of inertiaIy
119.210⁶ mm⁴
Elastic section modulusSy
953.310³ mm³
Plastic section modulusZy
1,06310³ mm³
Radius of gyrationry
105.4mm

Torsion and stability

Torsional constantJ
272,22510³ mm⁴

Equivalents in other standards