L – angles

L76x51x4.8

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 = 50.8t = 4.76t = 4.76
Cross-section, to scaledimensions in mm

Dimensions

Depthd
50.8mm
Widthb
76.2mm
Thicknesst
4.76mm
Distance k (design)kdes
12.7mm
Distance k (detailing)kdet
12.7mm

Mass and area

Mass per lengthm
4.6kg/m
Cross-sectional areaA
592mm²

Strong axis x–x

Moment of inertiaIx
0.35310⁶ mm⁴
Elastic section modulusSx
6.7810³ mm³
Plastic section modulusZx
12.210³ mm³
Radius of gyrationrx
24.4mm

Weak axis y–y

Moment of inertiaIy
0.12710⁶ mm⁴
Elastic section modulusSy
3.2410³ mm³
Plastic section modulusZy
5.7510³ mm³
Radius of gyrationry
14.7mm

Principal axes

Moment of inertia, minor principal axisIz
0.07210⁶ mm⁴
Section modulus, minor principal axisSz
2.6710³ mm³
Radius of gyration, minor principal axisrz
11mm
Tangent of principal axis angletan α
0.442

Torsion and stability

Torsional constantJ
4.9510³ mm⁴
Warping constantCw
0.0015510⁹ mm⁶
Polar radius (shear center)r̄o
37.1mm

Centers

Centroidx̄
11.7mm
Centroidȳ
24.2mm
Plastic neutral axisxp
3.89mm
Plastic neutral axisyp
14.1mm

Slenderness ratios

Wall slendernessb/t
16

Equivalents in other standards