Double angles (2L)

2L5X3-1/2X1/4SLBB 2L127X89X6.4SLBB

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 = 10.39d = 3.5t = 0.25t = 0.25
Cross-section, to scaledimensions in inches

Dimensions

Depthd
3.5in
Widthb
5in
Thicknesst
0.25in

Mass and area

Mass per lengthm
14lb/ft
Cross-sectional areaA
4.14in²

Strong axis x–x

Moment of inertiaIx
4.4in⁴
Elastic section modulusSx
1.63in³
Plastic section modulusZx
2.85in³
Radius of gyrationrx
1.03in

Weak axis y–y

Moment of inertiaIy
20.6in⁴
Elastic section modulusSy
4.12in³
Plastic section modulusZy
6.42in³
Radius of gyrationry
2.23in

Torsion and stability

Polar radius (shear center)r̄o
2.55in
Flexural constantH
0.929

Centers

Centroidȳ
0.804in
Plastic neutral axisyp
0.207in

Slenderness ratios

Wall slendernessb/t
20

Equivalents in other standards