Angles (L)

L5X3X1/2 L127X76X12.7

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 = 5d = 3t = 0.5t = 0.5
Cross-section, to scaledimensions in inches

Dimensions

Depthd
3in
Widthb
5in
Thicknesst
0.5in
Distance k (design)kdes
0.938in
Distance k (detailing)kdet
0.9375in

Mass and area

Mass per lengthm
12.8lb/ft
Cross-sectional areaA
3.75in²

Strong axis x–x

Moment of inertiaIx
9.43in⁴
Elastic section modulusSx
2.89in³
Plastic section modulusZx
5.12in³
Radius of gyrationrx
1.58in

Weak axis y–y

Moment of inertiaIy
2.55in⁴
Elastic section modulusSy
1.13in³
Plastic section modulusZy
2.08in³
Radius of gyrationry
0.824in

Principal axes

Moment of inertia, minor principal axisIz
1.55in⁴
Section modulus, minor principal axisSz
0.957in³
Radius of gyration, minor principal axisrz
0.642in
Tangent of principal axis angletan α
0.357

Torsion and stability

Torsional constantJ
0.322in⁴
Warping constantCw
0.444in⁶
Polar radius (shear center)r̄o
2.38in

Centers

Centroidx̄
0.746in
Centroidȳ
1.74in
Plastic neutral axisxp
0.375in
Plastic neutral axisyp
1.25in

Slenderness ratios

Wall slendernessb/t
10

Equivalents in other standards