Double angles (2L)

2L5X3-1/2X5/16LLBB 2L127X89X7.9LLBB

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 = 7.394d = 5t = 0.313t = 0.313
Cross-section, to scaledimensions in inches

Dimensions

Depthd
5in
Widthb
3.5in
Thicknesst
0.313in

Mass and area

Mass per lengthm
17.4lb/ft
Cross-sectional areaA
5.12in²

Strong axis x–x

Moment of inertiaIx
13.2in⁴
Elastic section modulusSx
3.84in³
Plastic section modulusZx
6.9in³
Radius of gyrationrx
1.6in

Weak axis y–y

Moment of inertiaIy
8.92in⁴
Elastic section modulusSy
2.55in³
Plastic section modulusZy
4.24in³
Radius of gyrationry
1.32in

Torsion and stability

Polar radius (shear center)r̄o
2.51in
Flexural constantH
0.682

Centers

Centroidȳ
1.57in
Plastic neutral axisyp
0.904in

Slenderness ratios

Wall slendernessb/t
16

Equivalents in other standards