Angles (L)

L2X2X1/4 L51X51X6.4

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 = 2d = 2t = 0.25t = 0.25
Cross-section, to scaledimensions in inches

Dimensions

Depthd
2in
Widthb
2in
Thicknesst
0.25in
Distance k (design)kdes
0.5in
Distance k (detailing)kdet
0.5in

Mass and area

Mass per lengthm
3.19lb/ft
Cross-sectional areaA
0.944in²

Strong axis x–x

Moment of inertiaIx
0.346in⁴
Elastic section modulusSx
0.244in³
Plastic section modulusZx
0.44in³
Radius of gyrationrx
0.605in

Weak axis y–y

Moment of inertiaIy
0.346in⁴
Elastic section modulusSy
0.244in³
Plastic section modulusZy
0.44in³
Radius of gyrationry
0.605in

Principal axes

Moment of inertia, minor principal axisIz
0.142in⁴
Section modulus, minor principal axisSz
0.171in³
Radius of gyration, minor principal axisrz
0.387in
Tangent of principal axis angletan α
1

Torsion and stability

Torsional constantJ
0.0209in⁴
Warping constantCw
0.00572in⁶
Polar radius (shear center)r̄o
1.08in
Flexural constantH
0.63

Centers

Centroidx̄
0.586in
Centroidȳ
0.586in
Plastic neutral axisxp
0.236in
Plastic neutral axisyp
0.236in

Slenderness ratios

Wall slendernessb/t
8

Equivalents in other standards