Double angles (2L)

2L3-1/2X3-1/2X5/16 2L89X89X7.9

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 = 0.313t = 0.313
Cross-section, to scaledimensions in inches

Dimensions

Depthd
3.5in
Widthb
3.5in
Thicknesst
0.313in

Mass and area

Mass per lengthm
14.4lb/ft
Cross-sectional areaA
4.2in²

Strong axis x–x

Moment of inertiaIx
4.88in⁴
Elastic section modulusSx
1.94in³
Plastic section modulusZx
3.48in³
Radius of gyrationrx
1.08in

Weak axis y–y

Moment of inertiaIy
8.95in⁴
Elastic section modulusSy
2.56in³
Plastic section modulusZy
4.11in³
Radius of gyrationry
1.46in

Torsion and stability

Polar radius (shear center)r̄o
1.99in
Flexural constantH
0.829

Centers

Centroidȳ
0.979in
Plastic neutral axisyp
0.3in

Slenderness ratios

Wall slendernessb/t
11.2

Equivalents in other standards