L – angles

L89x64x12.7

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 = 88.9d = 63.5t = 12.7t = 12.7
Cross-section, to scaledimensions in mm

Dimensions

Depthd
63.5mm
Widthb
88.9mm
Thicknesst
12.7mm
Distance k (design)kdes
22.2mm
Distance k (detailing)kdet
22.2mm

Mass and area

Mass per lengthm
13.9kg/m
Cross-sectional areaA
1,790mm²

Strong axis x–x

Moment of inertiaIx
1.3510⁶ mm⁴
Elastic section modulusSx
23.110³ mm³
Plastic section modulusZx
41.310³ mm³
Radius of gyrationrx
27.4mm

Weak axis y–y

Moment of inertiaIy
0.56610⁶ mm⁴
Elastic section modulusSy
12.410³ mm³
Plastic section modulusZy
22.810³ mm³
Radius of gyrationry
17.8mm

Principal axes

Moment of inertia, minor principal axisIz
0.32510⁶ mm⁴
Section modulus, minor principal axisSz
10.610³ mm³
Radius of gyration, minor principal axisrz
13.5mm
Tangent of principal axis angletan α
0.485

Torsion and stability

Torsional constantJ
97.410³ mm⁴
Warping constantCw
0.042710⁹ mm⁶
Polar radius (shear center)r̄o
42.2mm

Centers

Centroidx̄
17.8mm
Centroidȳ
30.5mm
Plastic neutral axisxp
10.1mm
Plastic neutral axisyp
18.5mm

Slenderness ratios

Wall slendernessb/t
7

Equivalents in other standards