L – angles

L203x152x15.9

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 = 203d = 152t = 15.9t = 15.9
Cross-section, to scaledimensions in mm

Dimensions

Depthd
152mm
Widthb
203mm
Thicknesst
15.9mm
Distance k (design)kdes
28.7mm
Distance k (detailing)kdet
28.6mm

Mass and area

Mass per lengthm
42.2kg/m
Cross-sectional areaA
5,430mm²

Strong axis x–x

Moment of inertiaIx
22.610⁶ mm⁴
Elastic section modulusSx
16210³ mm³
Plastic section modulusZx
29310³ mm³
Radius of gyrationrx
64.5mm

Weak axis y–y

Moment of inertiaIy
1110⁶ mm⁴
Elastic section modulusSy
96.410³ mm³
Plastic section modulusZy
17210³ mm³
Radius of gyrationry
45mm

Principal axes

Moment of inertia, minor principal axisIz
5.8710⁶ mm⁴
Section modulus, minor principal axisSz
80.510³ mm³
Radius of gyration, minor principal axisrz
32.8mm
Tangent of principal axis angletan α
0.554

Torsion and stability

Torsional constantJ
46610³ mm⁴
Warping constantCw
1.1610⁹ mm⁶
Polar radius (shear center)r̄o
101mm

Centers

Centroidx̄
38.4mm
Centroidȳ
63.5mm
Plastic neutral axisxp
13.4mm
Plastic neutral axisyp
32.3mm

Slenderness ratios

Wall slendernessb/t
12.8

Equivalents in other standards