Double angles (2L)

2L4X3-1/2X3/8X3/8LLBB 2L102X89X9.5X9LLBB

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 = 7.394d = 4t = 0.375t = 0.375
Cross-section, to scaledimensions in inches

Dimensions

Depthd
4in
Widthb
3.5in
Thicknesst
0.375in

Mass and area

Mass per lengthm
18.2lb/ft
Cross-sectional areaA
5.36in²

Strong axis x–x

Moment of inertiaIx
8.3in⁴
Elastic section modulusSx
2.96in³
Plastic section modulusZx
5.32in³
Radius of gyrationrx
1.25in

Weak axis y–y

Moment of inertiaIy
12.9in⁴
Elastic section modulusSy
3.5in³
Plastic section modulusZy
6.08in³
Radius of gyrationry
1.55in

Torsion and stability

Polar radius (shear center)r̄o
2.23in
Flexural constantH
0.795

Centers

Centroidȳ
1.2in
Plastic neutral axisyp
0.427in

Slenderness ratios

Wall slendernessb/t
10.7

Equivalents in other standards