Double angles (2L)

2L3-1/2X2-1/2X1/4LLBB 2L89X64X6.4LLBB

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

Dimensions

Depthd
3.5in
Widthb
2.5in
Thicknesst
0.25in

Mass and area

Mass per lengthm
9.8lb/ft
Cross-sectional areaA
2.9in²

Strong axis x–x

Moment of inertiaIx
3.62in⁴
Elastic section modulusSx
1.51in³
Plastic section modulusZx
2.72in³
Radius of gyrationrx
1.12in

Weak axis y–y

Moment of inertiaIy
2.62in⁴
Elastic section modulusSy
1.05in³
Plastic section modulusZy
1.76in³
Radius of gyrationry
0.95in

Torsion and stability

Polar radius (shear center)r̄o
1.76in
Flexural constantH
0.693

Centers

Centroidȳ
1.1in
Plastic neutral axisyp
0.6in

Slenderness ratios

Wall slendernessb/t
14

Equivalents in other standards