L – angles

L203x152x19

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 = 19.1t = 19.1
Cross-section, to scaledimensions in mm

Dimensions

Depthd
152mm
Widthb
203mm
Thicknesst
19.1mm
Distance k (design)kdes
31.8mm
Distance k (detailing)kdet
31.8mm

Mass and area

Mass per lengthm
50.1kg/m
Cross-sectional areaA
6,450mm²

Strong axis x–x

Moment of inertiaIx
26.410⁶ mm⁴
Elastic section modulusSx
19210³ mm³
Plastic section modulusZx
34610³ mm³
Radius of gyrationrx
64mm

Weak axis y–y

Moment of inertiaIy
12.810⁶ mm⁴
Elastic section modulusSy
11310³ mm³
Plastic section modulusZy
20510³ mm³
Radius of gyrationry
44.5mm

Principal axes

Moment of inertia, minor principal axisIz
6.9110⁶ mm⁴
Section modulus, minor principal axisSz
95.410³ mm³
Radius of gyration, minor principal axisrz
32.8mm
Tangent of principal axis angletan α
0.55

Torsion and stability

Torsional constantJ
79110³ mm⁴
Warping constantCw
1.9510⁹ mm⁶
Polar radius (shear center)r̄o
100mm

Centers

Centroidx̄
39.6mm
Centroidȳ
64.8mm
Plastic neutral axisxp
15.8mm
Plastic neutral axisyp
34mm

Slenderness ratios

Wall slendernessb/t
10.7

Equivalents in other standards