Hot-rolled flats

FLAT 180x40

Standard: Assumed: hot-rolled flats of EN 10058 (sizes not checked)Source: Geometry: Steel Section Database (MIT) — calculated properties (exact engine)
xyb = 40d = 180
Cross-section, to scaledimensions in mm

Dimensions

Depthd
180mm
Widthb
40mm

Mass and area

Mass per lengthm
56.52kg/m
Cross-sectional areaA
7,200mm²
Outside perimeterP
440mm

Strong axis x–x

Moment of inertiaIx
19.4410⁶ mm⁴
Elastic section modulusSx
21610³ mm³
Plastic section modulusZx
32410³ mm³
Radius of gyrationrx
51.96mm

Weak axis y–y

Moment of inertiaIy
0.9610⁶ mm⁴
Elastic section modulusSy
4810³ mm³
Plastic section modulusZy
7210³ mm³
Radius of gyrationry
11.55mm

Torsion and stability

Torsional constantJ
3,30310³ mm⁴

Equivalents in other standards