L – angles

L76x64x4.8

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 = 76.2d = 63.5t = 4.76t = 4.76
Cross-section, to scaledimensions in mm

Dimensions

Depthd
63.5mm
Widthb
76.2mm
Thicknesst
4.76mm
Distance k (design)kdes
14.3mm
Distance k (detailing)kdet
14.3mm

Mass and area

Mass per lengthm
5.1kg/m
Cross-sectional areaA
645mm²

Strong axis x–x

Moment of inertiaIx
0.37410⁶ mm⁴
Elastic section modulusSx
6.9310³ mm³
Plastic section modulusZx
12.510³ mm³
Radius of gyrationrx
24.1mm

Weak axis y–y

Moment of inertiaIy
0.23610⁶ mm⁴
Elastic section modulusSy
4.9710³ mm³
Plastic section modulusZy
8.7810³ mm³
Radius of gyrationry
19.1mm

Principal axes

Moment of inertia, minor principal axisIz
0.11310⁶ mm⁴
Section modulus, minor principal axisSz
4.0510³ mm³
Radius of gyration, minor principal axisrz
13.2mm
Tangent of principal axis angletan α
0.687

Torsion and stability

Torsional constantJ
5.4110³ mm⁴
Warping constantCw
0.0018910⁹ mm⁶
Polar radius (shear center)r̄o
39.1mm

Centers

Centroidx̄
15.9mm
Centroidȳ
22.2mm
Plastic neutral axisxp
4.24mm
Plastic neutral axisyp
8.46mm

Slenderness ratios

Wall slendernessb/t
16

Equivalents in other standards