L – angles

L127x127x22.2

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 = 127d = 127t = 22.2t = 22.2
Cross-section, to scaledimensions in mm

Dimensions

Depthd
127mm
Widthb
127mm
Thicknesst
22.2mm
Distance k (design)kdes
35.1mm
Distance k (detailing)kdet
34.9mm

Mass and area

Mass per lengthm
40.5kg/m
Cross-sectional areaA
5,160mm²

Strong axis x–x

Moment of inertiaIx
7.4110⁶ mm⁴
Elastic section modulusSx
84.610³ mm³
Plastic section modulusZx
15310³ mm³
Radius of gyrationrx
37.8mm

Weak axis y–y

Moment of inertiaIy
7.4110⁶ mm⁴
Elastic section modulusSy
84.610³ mm³
Plastic section modulusZy
15310³ mm³
Radius of gyrationry
37.8mm

Principal axes

Moment of inertia, minor principal axisIz
3.1610⁶ mm⁴
Section modulus, minor principal axisSz
56.210³ mm³
Radius of gyration, minor principal axisrz
24.7mm
Tangent of principal axis angletan α
1

Torsion and stability

Torsional constantJ
86210³ mm⁴
Warping constantCw
0.94810⁹ mm⁶
Polar radius (shear center)r̄o
67.1mm
Flexural constantH
0.64

Centers

Centroidx̄
39.6mm
Centroidȳ
39.6mm
Plastic neutral axisxp
20.3mm
Plastic neutral axisyp
20.3mm

Slenderness ratios

Wall slendernessb/t
5.71

Equivalents in other standards