Hot-rolled flats

FLAT 180x30

Standard: Assumed: hot-rolled flats of EN 10058 (sizes not checked)Source: Geometry: Steel Section Database (MIT) — calculated properties (exact engine)
xyb = 30d = 180
Cross-section, to scaledimensions in mm

Dimensions

Depthd
180mm
Widthb
30mm

Mass and area

Mass per lengthm
42.39kg/m
Cross-sectional areaA
5,400mm²
Outside perimeterP
420mm

Strong axis x–x

Moment of inertiaIx
14.5810⁶ mm⁴
Elastic section modulusSx
16210³ mm³
Plastic section modulusZx
24310³ mm³
Radius of gyrationrx
51.96mm

Weak axis y–y

Moment of inertiaIy
0.40510⁶ mm⁴
Elastic section modulusSy
2710³ mm³
Plastic section modulusZy
40.510³ mm³
Radius of gyrationry
8.66mm

Torsion and stability

Torsional constantJ
1,45010³ mm⁴

Equivalents in other standards