L – angles

L102x76x15.9

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 = 102d = 76.2t = 15.9t = 15.9
Cross-section, to scaledimensions in mm

Dimensions

Depthd
76.2mm
Widthb
102mm
Thicknesst
15.9mm
Distance k (design)kdes
25.4mm
Distance k (detailing)kdet
25.4mm

Mass and area

Mass per lengthm
20.2kg/m
Cross-sectional areaA
2,570mm²

Strong axis x–x

Moment of inertiaIx
2.510⁶ mm⁴
Elastic section modulusSx
37.410³ mm³
Plastic section modulusZx
66.910³ mm³
Radius of gyrationrx
31.2mm

Weak axis y–y

Moment of inertiaIy
1.1910⁶ mm⁴
Elastic section modulusSy
2210³ mm³
Plastic section modulusZy
40.110³ mm³
Radius of gyrationry
21.5mm

Principal axes

Moment of inertia, minor principal axisIz
0.66210⁶ mm⁴
Section modulus, minor principal axisSz
18.510³ mm³
Radius of gyration, minor principal axisrz
16mm
Tangent of principal axis angletan α
0.534

Torsion and stability

Torsional constantJ
22010³ mm⁴
Warping constantCw
0.12710⁹ mm⁶
Polar radius (shear center)r̄o
48.5mm

Centers

Centroidx̄
22mm
Centroidȳ
34.8mm
Plastic neutral axisxp
12.7mm
Plastic neutral axisyp
20.5mm

Slenderness ratios

Wall slendernessb/t
6.4

Equivalents in other standards