Hot-finished RHS

450x250x17.5

Standard: BS EN 10210-2Source: Calculated — radii per EN 10210-2
Singapore uses BS / BS EN sections; same data as the United Kingdom.
xyb = 250d = 450t = 17.5t = 17.5
Cross-section, to scaledimensions in mm

Dimensions

Depthd
450mm
Widthb
250mm
Thicknesst
17.5mm
Outside corner radiusro
26.25mm

Mass and area

Mass per lengthm
180.1kg/m
Cross-sectional areaA
22,946mm²
Outside perimeterP
1,355mm

Strong axis x–x

Moment of inertiaIx
600.410⁶ mm⁴
Elastic section modulusSx
2,66810³ mm³
Plastic section modulusZx
3,32310³ mm³
Radius of gyrationrx
161.8mm

Weak axis y–y

Moment of inertiaIy
236.610⁶ mm⁴
Elastic section modulusSy
1,89310³ mm³
Plastic section modulusZy
2,19210³ mm³
Radius of gyrationry
101.6mm

Torsion and stability

Torsional constantJ
545,49510³ mm⁴

Equivalents in other standards