L – angles

L203x152x12.7

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 = 12.7t = 12.7
Cross-section, to scaledimensions in mm

Dimensions

Depthd
152mm
Widthb
203mm
Thicknesst
12.7mm
Distance k (design)kdes
25.4mm
Distance k (detailing)kdet
25.4mm

Mass and area

Mass per lengthm
34.1kg/m
Cross-sectional areaA
4,390mm²

Strong axis x–x

Moment of inertiaIx
18.510⁶ mm⁴
Elastic section modulusSx
13110³ mm³
Plastic section modulusZx
23910³ mm³
Radius of gyrationrx
64.8mm

Weak axis y–y

Moment of inertiaIy
9.0310⁶ mm⁴
Elastic section modulusSy
78.510³ mm³
Plastic section modulusZy
14010³ mm³
Radius of gyrationry
45.5mm

Principal axes

Moment of inertia, minor principal axisIz
4.7910⁶ mm⁴
Section modulus, minor principal axisSz
65.210³ mm³
Radius of gyration, minor principal axisrz
33mm
Tangent of principal axis angletan α
0.557

Torsion and stability

Torsional constantJ
24310³ mm⁴
Warping constantCw
0.61210⁹ mm⁶
Polar radius (shear center)r̄o
102mm

Centers

Centroidx̄
37.1mm
Centroidȳ
62.5mm
Plastic neutral axisxp
10.8mm
Plastic neutral axisyp
30.5mm

Slenderness ratios

Wall slendernessb/t
16

Equivalents in other standards