Hot-rolled flats

FLAT 220x20

Standard: Assumed: hot-rolled flats of EN 10058 (sizes not checked)Source: Geometry: Steel Section Database (MIT) — calculated properties (exact engine)
xyb = 20d = 220
Cross-section, to scaledimensions in mm

Dimensions

Depthd
220mm
Widthb
20mm

Mass and area

Mass per lengthm
34.54kg/m
Cross-sectional areaA
4,400mm²
Outside perimeterP
480mm

Strong axis x–x

Moment of inertiaIx
17.7510⁶ mm⁴
Elastic section modulusSx
161.310³ mm³
Plastic section modulusZx
24210³ mm³
Radius of gyrationrx
63.51mm

Weak axis y–y

Moment of inertiaIy
0.146710⁶ mm⁴
Elastic section modulusSy
14.6710³ mm³
Plastic section modulusZy
2210³ mm³
Radius of gyrationry
5.774mm

Torsion and stability

Torsional constantJ
553.110³ mm⁴

Equivalents in other standards