L – angles

L178x102x11.1

Standard: ASTM A6/A6M (désignations métriques)Source: SI values from the AISC v16.0 database (ASTM A6 shapes common to Canada)
ASTM A6 rolled shapes are the same in Canada; the CISC list may differ slightly (availability).
xyb = 178d = 102t = 11.1t = 11.1
Cross-section, to scaledimensions in mm

Dimensions

Depthd
102mm
Widthb
178mm
Thicknesst
11.1mm
Distance k (design)kdes
23.8mm
Distance k (detailing)kdet
23.8mm

Mass and area

Mass per lengthm
23.4kg/m
Cross-sectional areaA
2,990mm²

Strong axis x–x

Moment of inertiaIx
9.8210⁶ mm⁴
Elastic section modulusSx
83.710³ mm³
Plastic section modulusZx
14810³ mm³
Radius of gyrationrx
57.4mm

Weak axis y–y

Moment of inertiaIy
2.4110⁶ mm⁴
Elastic section modulusSy
30.510³ mm³
Plastic section modulusZy
54.210³ mm³
Radius of gyrationry
28.4mm

Principal axes

Moment of inertia, minor principal axisIz
1.4610⁶ mm⁴
Section modulus, minor principal axisSz
25.410³ mm³
Radius of gyration, minor principal axisrz
22.1mm
Tangent of principal axis angletan α
0.337

Torsion and stability

Torsional constantJ
12910³ mm⁴
Warping constantCw
0.22910⁹ mm⁶
Polar radius (shear center)r̄o
85.9mm

Centers

Centroidx̄
22.5mm
Centroidȳ
60.5mm
Plastic neutral axisxp
8.41mm
Plastic neutral axisyp
43.4mm

Slenderness ratios

Wall slendernessb/t
16

Equivalents in other standards