Hot-rolled flats

FLAT 180x50

Standard: Assumed: hot-rolled flats of EN 10058 (sizes not checked)Source: Geometry: Steel Section Database (MIT) — calculated properties (exact engine)
xyb = 50d = 180
Cross-section, to scaledimensions in mm

Dimensions

Depthd
180mm
Widthb
50mm

Mass and area

Mass per lengthm
70.65kg/m
Cross-sectional areaA
9,000mm²
Outside perimeterP
460mm

Strong axis x–x

Moment of inertiaIx
24.310⁶ mm⁴
Elastic section modulusSx
27010³ mm³
Plastic section modulusZx
40510³ mm³
Radius of gyrationrx
51.96mm

Weak axis y–y

Moment of inertiaIy
1.87510⁶ mm⁴
Elastic section modulusSy
7510³ mm³
Plastic section modulusZy
112.510³ mm³
Radius of gyrationry
14.43mm

Torsion and stability

Torsional constantJ
6,18810³ mm⁴

Equivalents in other standards