Double angles (2L)

2L3-1/2X2-1/2X5/16LLBB 2L89X64X7.9LLBB

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 = 5.394d = 3.5t = 0.313t = 0.313
Cross-section, to scaledimensions in inches

Dimensions

Depthd
3.5in
Widthb
2.5in
Thicknesst
0.313in

Mass and area

Mass per lengthm
12.2lb/ft
Cross-sectional areaA
3.58in²

Strong axis x–x

Moment of inertiaIx
4.4in⁴
Elastic section modulusSx
1.85in³
Plastic section modulusZx
3.34in³
Radius of gyrationrx
1.11in

Weak axis y–y

Moment of inertiaIy
3.3in⁴
Elastic section modulusSy
1.32in³
Plastic section modulusZy
2.26in³
Radius of gyrationry
0.96in

Torsion and stability

Polar radius (shear center)r̄o
1.76in
Flexural constantH
0.695

Centers

Centroidȳ
1.13in
Plastic neutral axisyp
0.636in

Slenderness ratios

Wall slendernessb/t
11.2

Equivalents in other standards