Angles (L)

L3X2-1/2X1/4 L76X64X6.4

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 = 3d = 2.5t = 0.25t = 0.25
Cross-section, to scaledimensions in inches

Dimensions

Depthd
2.5in
Widthb
3in
Thicknesst
0.25in
Distance k (design)kdes
0.625in
Distance k (detailing)kdet
0.625in

Mass and area

Mass per lengthm
4.5lb/ft
Cross-sectional areaA
1.32in²

Strong axis x–x

Moment of inertiaIx
1.16in⁴
Elastic section modulusSx
0.555in³
Plastic section modulusZx
1in³
Radius of gyrationrx
0.94in

Weak axis y–y

Moment of inertiaIy
0.734in⁴
Elastic section modulusSy
0.397in³
Plastic section modulusZy
0.707in³
Radius of gyrationry
0.746in

Principal axes

Moment of inertia, minor principal axisIz
0.355in⁴
Section modulus, minor principal axisSz
0.329in³
Radius of gyration, minor principal axisrz
0.52in
Tangent of principal axis angletan α
0.683

Torsion and stability

Torsional constantJ
0.0296in⁴
Warping constantCw
0.0161in⁶
Polar radius (shear center)r̄o
1.52in

Centers

Centroidx̄
0.653in
Centroidȳ
0.9in
Plastic neutral axisxp
0.22in
Plastic neutral axisyp
0.36in

Slenderness ratios

Wall slendernessb/t
12

Equivalents in other standards