L – angles

L89x76x7.9

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 = 88.9d = 76.2t = 7.94t = 7.94
Cross-section, to scaledimensions in mm

Dimensions

Depthd
76.2mm
Widthb
88.9mm
Thicknesst
7.94mm
Distance k (design)kdes
17.5mm
Distance k (detailing)kdet
17.5mm

Mass and area

Mass per lengthm
9.8kg/m
Cross-sectional areaA
1,260mm²

Strong axis x–x

Moment of inertiaIx
0.9710⁶ mm⁴
Elastic section modulusSx
15.610³ mm³
Plastic section modulusZx
28.210³ mm³
Radius of gyrationrx
27.7mm

Weak axis y–y

Moment of inertiaIy
0.65810⁶ mm⁴
Elastic section modulusSy
11.810³ mm³
Plastic section modulusZy
2110³ mm³
Radius of gyrationry
22.9mm

Principal axes

Moment of inertia, minor principal axisIz
0.31610⁶ mm⁴
Section modulus, minor principal axisSz
9.8710³ mm³
Radius of gyration, minor principal axisrz
15.8mm
Tangent of principal axis angletan α
0.722

Torsion and stability

Torsional constantJ
28.310³ mm⁴
Warping constantCw
0.013710⁹ mm⁶
Polar radius (shear center)r̄o
45.5mm

Centers

Centroidx̄
20.3mm
Centroidȳ
26.7mm
Plastic neutral axisxp
7.09mm
Plastic neutral axisyp
9.65mm

Slenderness ratios

Wall slendernessb/t
11.2

Equivalents in other standards