Double angles (2L)

2L3-1/2X3-1/2X1/2X3/4 2L89X89X12.7X19

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 = 3.5t = 0.5t = 0.5
Cross-section, to scaledimensions in inches

Dimensions

Depthd
3.5in
Widthb
3.5in
Thicknesst
0.5in

Mass and area

Mass per lengthm
22.2lb/ft
Cross-sectional areaA
6.5in²

Strong axis x–x

Moment of inertiaIx
7.26in⁴
Elastic section modulusSx
2.96in³
Plastic section modulusZx
5.32in³
Radius of gyrationrx
1.05in

Weak axis y–y

Moment of inertiaIy
20.4in⁴
Elastic section modulusSy
5.26in³
Plastic section modulusZy
9.26in³
Radius of gyrationry
1.77in

Torsion and stability

Polar radius (shear center)r̄o
2.21in
Flexural constantH
0.869

Centers

Centroidȳ
1.05in
Plastic neutral axisyp
0.464in

Slenderness ratios

Wall slendernessb/t
7

Equivalents in other standards