Unequal-leg angles (EN 10056-1)

L 100x75x9

Standard: Mixed range: EN 10056-1:1998 (calculation convention, 19 of 39 sizes); other sizes DIN 1029, manufacturersSource: Geometry: Steel Section Database (MIT) — calculated properties (exact engine)
Singapore uses BS / BS EN sections; same data as the United Kingdom.
xyb = 75d = 100t = 9t = 9
Cross-section, to scaledimensions in mm

Dimensions

Depthd
100mm
Widthb
75mm
Thicknesst
9mm
Root radiusr1
10mm

Mass and area

Mass per lengthm
11.81kg/m
Cross-sectional areaA
1,505mm²
Outside perimeterP
341.4mm

Strong axis x–x

Moment of inertiaIx
1.47710⁶ mm⁴
Elastic section modulusSx
21.5410³ mm³
Radius of gyrationrx
31.33mm

Weak axis y–y

Moment of inertiaIy
0.709710⁶ mm⁴
Elastic section modulusSy
12.710³ mm³
Radius of gyrationry
21.72mm

Principal axes

Moment of inertia, major principal axisIu
1.80210⁶ mm⁴
Moment of inertia, minor principal axisIv
0.384410⁶ mm⁴
Radius of gyrationru
34.6mm
Radius of gyration, minor principal axisrv
15.98mm
Principal axis angleα
28.62°

Torsion and stability

Torsional constantJ
43.9210³ mm⁴

Centers

Centroidx̄
19.14mm
Centroidȳ
31.46mm

Equivalents in other standards