Hot-finished rectangular hollow sections (EN 10210)

RHS 400x300x12.5

Standard: EN 10210-2:2006Source: Geometry: Steel Section Database (MIT) — calculated properties (exact engine)
xyb = 300d = 400t = 12.5t = 12.5
Cross-section, to scaledimensions in mm

Dimensions

Depthd
400mm
Widthb
300mm
Thicknesst
12.5mm
Outside corner radiusro
18.75mm

Mass and area

Mass per lengthm
131.2kg/m
Cross-sectional areaA
16,707mm²
Outside perimeterP
1,368mm

Strong axis x–x

Moment of inertiaIx
384.510⁶ mm⁴
Elastic section modulusSx
1,92310³ mm³
Plastic section modulusZx
2,29810³ mm³
Radius of gyrationrx
151.7mm

Weak axis y–y

Moment of inertiaIy
246.110⁶ mm⁴
Elastic section modulusSy
1,64110³ mm³
Plastic section modulusZy
1,88410³ mm³
Radius of gyrationry
121.4mm

Torsion and stability

Torsional constantJ
468,09810³ mm⁴

Equivalents in other standards