Cold-formed rectangular hollow sections (EN 10219)

RHS 100x80x2.5

Standard: EN 10219-2:2006Source: Geometry: Steel Section Database (MIT) — calculated properties (exact engine)
xyb = 80d = 100t = 2.5t = 2.5
Cross-section, to scaledimensions in mm

Dimensions

Depthd
100mm
Widthb
80mm
Thicknesst
2.5mm
Outside corner radiusro
5mm

Mass and area

Mass per lengthm
6.742kg/m
Cross-sectional areaA
858.9mm²
Outside perimeterP
351.4mm

Strong axis x–x

Moment of inertiaIx
1.26910⁶ mm⁴
Elastic section modulusSx
25.3710³ mm³
Plastic section modulusZx
29.9810³ mm³
Radius of gyrationrx
38.43mm

Weak axis y–y

Moment of inertiaIy
0.901710⁶ mm⁴
Elastic section modulusSy
22.5410³ mm³
Plastic section modulusZy
25.7710³ mm³
Radius of gyrationry
32.4mm

Torsion and stability

Torsional constantJ
1,65810³ mm⁴

Equivalents in other standards