L – angles

L64x64x9.5

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 = 63.5d = 63.5t = 9.53t = 9.53
Cross-section, to scaledimensions in mm

Dimensions

Depthd
63.5mm
Widthb
63.5mm
Thicknesst
9.53mm
Distance k (design)kdes
15.9mm
Distance k (detailing)kdet
15.9mm

Mass and area

Mass per lengthm
8.7kg/m
Cross-sectional areaA
1,120mm²

Strong axis x–x

Moment of inertiaIx
0.40510⁶ mm⁴
Elastic section modulusSx
9.1410³ mm³
Plastic section modulusZx
16.610³ mm³
Radius of gyrationrx
19mm

Weak axis y–y

Moment of inertiaIy
0.40510⁶ mm⁴
Elastic section modulusSy
9.1410³ mm³
Plastic section modulusZy
16.610³ mm³
Radius of gyrationry
19mm

Principal axes

Moment of inertia, minor principal axisIz
0.16610⁶ mm⁴
Section modulus, minor principal axisSz
6.1110³ mm³
Radius of gyration, minor principal axisrz
12.2mm
Tangent of principal axis angletan α
1

Torsion and stability

Torsional constantJ
34.710³ mm⁴
Warping constantCw
0.0097210⁹ mm⁶
Polar radius (shear center)r̄o
33.8mm
Flexural constantH
0.63

Centers

Centroidx̄
19.3mm
Centroidȳ
19.3mm
Plastic neutral axisxp
8.79mm
Plastic neutral axisyp
8.79mm

Slenderness ratios

Wall slendernessb/t
6.67

Equivalents in other standards