Equal-leg angles

L 80x80x8

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)
xyb = 80d = 80t = 8t = 8
Cross-section, to scaledimensions in mm

Dimensions

Depthd
80mm
Widthb
80mm
Thicknesst
8mm
Root radiusr1
10mm

Mass and area

Mass per lengthm
9.63kg/m
Cross-sectional areaA
1,227mm²
Outside perimeterP
311.4mm

Strong axis x–x

Moment of inertiaIx
0.722510⁶ mm⁴
Elastic section modulusSx
12.5810³ mm³
Radius of gyrationrx
24.27mm

Weak axis y–y

Moment of inertiaIy
0.722510⁶ mm⁴
Elastic section modulusSy
12.5810³ mm³
Radius of gyrationry
24.27mm

Principal axes

Moment of inertia, major principal axisIu
1.14610⁶ mm⁴
Moment of inertia, minor principal axisIv
0.298810⁶ mm⁴
Radius of gyrationru
30.57mm
Radius of gyration, minor principal axisrv
15.61mm
Principal axis angleα
45°

Torsion and stability

Torsional constantJ
28.7510³ mm⁴

Centers

Centroidx̄
22.55mm
Centroidȳ
22.55mm

Equivalents in other standards