L – angles

L102x76x6.4

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 = 6.35t = 6.35
Cross-section, to scaledimensions in mm

Dimensions

Depthd
76.2mm
Widthb
102mm
Thicknesst
6.35mm
Distance k (design)kdes
15.9mm
Distance k (detailing)kdet
15.9mm

Mass and area

Mass per lengthm
8.6kg/m
Cross-sectional areaA
1,090mm²

Strong axis x–x

Moment of inertiaIx
1.1410⁶ mm⁴
Elastic section modulusSx
16.210³ mm³
Plastic section modulusZx
2910³ mm³
Radius of gyrationrx
32.3mm

Weak axis y–y

Moment of inertiaIy
0.55410⁶ mm⁴
Elastic section modulusSy
9.5910³ mm³
Plastic section modulusZy
16.910³ mm³
Radius of gyrationry
22.5mm

Principal axes

Moment of inertia, minor principal axisIz
0.28810⁶ mm⁴
Section modulus, minor principal axisSz
7.810³ mm³
Radius of gyration, minor principal axisrz
16.2mm
Tangent of principal axis angletan α
0.558

Torsion and stability

Torsional constantJ
16.110³ mm⁴
Warping constantCw
0.0095610⁹ mm⁶
Polar radius (shear center)r̄o
50.5mm

Centers

Centroidx̄
18.4mm
Centroidȳ
31mm
Plastic neutral axisxp
5.36mm
Plastic neutral axisyp
15.7mm

Slenderness ratios

Wall slendernessb/t
16

Equivalents in other standards