Equal-leg angles (EN 10056-1)

L 50x50x5

Standard: Mixed range: EN 10056-1:1998 (calculation convention, 24 of 42 sizes); other sizes DIN 1028, EN 10056-1:2017, manufacturersSource: Geometry: Steel Section Database (MIT) — calculated properties (exact engine)
Singapore uses BS / BS EN sections; same data as the United Kingdom.
xyb = 50d = 50t = 5t = 5
Cross-section, to scaledimensions in mm

Dimensions

Depthd
50mm
Widthb
50mm
Thicknesst
5mm
Root radiusr1
7mm

Mass and area

Mass per lengthm
3.77kg/m
Cross-sectional areaA
480.3mm²
Outside perimeterP
194mm

Strong axis x–x

Moment of inertiaIx
0.109610⁶ mm⁴
Elastic section modulusSx
3.04910³ mm³
Radius of gyrationrx
15.11mm

Weak axis y–y

Moment of inertiaIy
0.109610⁶ mm⁴
Elastic section modulusSy
3.04910³ mm³
Radius of gyrationry
15.11mm

Principal axes

Moment of inertia, major principal axisIu
0.173810⁶ mm⁴
Moment of inertia, minor principal axisIv
0.0454710⁶ mm⁴
Radius of gyrationru
19.02mm
Radius of gyration, minor principal axisrv
9.73mm
Principal axis angleα
45°

Torsion and stability

Torsional constantJ
4.49710³ mm⁴

Centers

Centroidx̄
14.04mm
Centroidȳ
14.04mm

Equivalents in other standards