Hot-finished RHS

50x30x4.0

Standard: BS EN 10210-2Source: Calculated — radii per EN 10210-2
Singapore uses BS / BS EN sections; same data as the United Kingdom.
xyb = 30d = 50t = 4t = 4
Cross-section, to scaledimensions in mm

Dimensions

Depthd
50mm
Widthb
30mm
Thicknesst
4mm
Outside corner radiusro
6mm

Mass and area

Mass per lengthm
4.387kg/m
Cross-sectional areaA
558.8mm²
Outside perimeterP
149.7mm

Strong axis x–x

Moment of inertiaIx
0.164910⁶ mm⁴
Elastic section modulusSx
6.59610³ mm³
Plastic section modulusZx
8.59310³ mm³
Radius of gyrationrx
17.18mm

Weak axis y–y

Moment of inertiaIy
0.0708410⁶ mm⁴
Elastic section modulusSy
4.72210³ mm³
Plastic section modulusZy
5.88510³ mm³
Radius of gyrationry
11.26mm

Torsion and stability

Torsional constantJ
165.910³ mm⁴

Equivalents in other standards