Double angles (2L)

2L5X3X1/4X3/8LLBB 2L127X76X6.4X9LLBB

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.
xy2b + s = 6.394d = 5t = 0.25t = 0.25
Cross-section, to scaledimensions in inches

Dimensions

Depthd
5in
Widthb
3in
Thicknesst
0.25in

Mass and area

Mass per lengthm
13.2lb/ft
Cross-sectional areaA
3.88in²

Strong axis x–x

Moment of inertiaIx
10.2in⁴
Elastic section modulusSx
3.02in³
Plastic section modulusZx
5.36in³
Radius of gyrationrx
1.62in

Weak axis y–y

Moment of inertiaIy
5.49in⁴
Elastic section modulusSy
1.72in³
Plastic section modulusZy
3.24in³
Radius of gyrationry
1.19in

Torsion and stability

Polar radius (shear center)r̄o
2.52in
Flexural constantH
0.638

Centers

Centroidȳ
1.64in
Plastic neutral axisyp
1.12in

Slenderness ratios

Wall slendernessb/t
20

Equivalents in other standards