Equal-leg angles

L 70x70x7

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 = 70d = 70t = 7t = 7
Cross-section, to scaledimensions in mm

Dimensions

Depthd
70mm
Widthb
70mm
Thicknesst
7mm
Root radiusr1
9mm

Mass and area

Mass per lengthm
7.377kg/m
Cross-sectional areaA
939.7mm²
Outside perimeterP
272.3mm

Strong axis x–x

Moment of inertiaIx
0.42310⁶ mm⁴
Elastic section modulusSx
8.41110³ mm³
Radius of gyrationrx
21.22mm

Weak axis y–y

Moment of inertiaIy
0.42310⁶ mm⁴
Elastic section modulusSy
8.41110³ mm³
Radius of gyrationry
21.22mm

Principal axes

Moment of inertia, major principal axisIu
0.670910⁶ mm⁴
Moment of inertia, minor principal axisIv
0.17510⁶ mm⁴
Radius of gyrationru
26.72mm
Radius of gyration, minor principal axisrv
13.65mm
Principal axis angleα
45°

Torsion and stability

Torsional constantJ
16.9510³ mm⁴

Centers

Centroidx̄
19.71mm
Centroidȳ
19.71mm

Equivalents in other standards