L – angles

L254x254x22.2

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 = 254d = 254t = 22.2t = 22.2
Cross-section, to scaledimensions in mm

Dimensions

Depthd
254mm
Widthb
254mm
Thicknesst
22.2mm
Distance k (design)kdes
42.7mm
Distance k (detailing)kdet
42.9mm

Mass and area

Mass per lengthm
84.7kg/m
Cross-sectional areaA
10,800mm²

Strong axis x–x

Moment of inertiaIx
65.810⁶ mm⁴
Elastic section modulusSx
35910³ mm³
Plastic section modulusZx
65410³ mm³
Radius of gyrationrx
78mm

Weak axis y–y

Moment of inertiaIy
65.810⁶ mm⁴
Elastic section modulusSy
35910³ mm³
Plastic section modulusZy
65410³ mm³
Radius of gyrationry
78mm

Principal axes

Moment of inertia, minor principal axisIz
26.110⁶ mm⁴
Section modulus, minor principal axisSz
26110³ mm³
Radius of gyration, minor principal axisrz
49mm
Tangent of principal axis angletan α
1

Torsion and stability

Torsional constantJ
1,83010³ mm⁴
Warping constantCw
8.7310⁹ mm⁶
Polar radius (shear center)r̄o
139mm
Flexural constantH
0.627

Centers

Centroidx̄
71.1mm
Centroidȳ
71.1mm
Plastic neutral axisxp
21.3mm
Plastic neutral axisyp
21.3mm

Slenderness ratios

Wall slendernessb/t
11.4

Equivalents in other standards