Angles (L)

L2-1/2X2-1/2X1/4 L64X64X6.4

Standard: AISC Shapes Database v16.0Source: AISC (aisc.org) — Shapes Database v16.0 (Excel file)
Values published by AISC, in US customary (original) and SI units.
xyb = 2.5d = 2.5t = 0.25t = 0.25
Cross-section, to scaledimensions in inches

Dimensions

Depthd
2.5in
Widthb
2.5in
Thicknesst
0.25in
Distance k (design)kdes
0.5in
Distance k (detailing)kdet
0.5in

Mass and area

Mass per lengthm
4.1lb/ft
Cross-sectional areaA
1.19in²

Strong axis x–x

Moment of inertiaIx
0.692in⁴
Elastic section modulusSx
0.387in³
Plastic section modulusZx
0.695in³
Radius of gyrationrx
0.764in

Weak axis y–y

Moment of inertiaIy
0.692in⁴
Elastic section modulusSy
0.387in³
Plastic section modulusZy
0.695in³
Radius of gyrationry
0.764in

Principal axes

Moment of inertia, minor principal axisIz
0.276in⁴
Section modulus, minor principal axisSz
0.273in³
Radius of gyration, minor principal axisrz
0.482in
Tangent of principal axis angletan α
1

Torsion and stability

Torsional constantJ
0.0261in⁴
Warping constantCw
0.0116in⁶
Polar radius (shear center)r̄o
1.36in
Flexural constantH
0.63

Centers

Centroidx̄
0.711in
Centroidȳ
0.711in
Plastic neutral axisxp
0.238in
Plastic neutral axisyp
0.238in

Slenderness ratios

Wall slendernessb/t
10

Equivalents in other standards