Double angles (2L)

2L5X3X5/16LLBB 2L127X76X7.9LLBB

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 = 6.394d = 5t = 0.313t = 0.313
Cross-section, to scaledimensions in inches

Dimensions

Depthd
5in
Widthb
3in
Thicknesst
0.313in

Mass and area

Mass per lengthm
16.4lb/ft
Cross-sectional areaA
4.82in²

Strong axis x–x

Moment of inertiaIx
12.5in⁴
Elastic section modulusSx
3.74in³
Plastic section modulusZx
6.64in³
Radius of gyrationrx
1.61in

Weak axis y–y

Moment of inertiaIy
5.62in⁴
Elastic section modulusSy
1.87in³
Plastic section modulusZy
3.24in³
Radius of gyrationry
1.08in

Torsion and stability

Polar radius (shear center)r̄o
2.46in
Flexural constantH
0.623

Centers

Centroidȳ
1.67in
Plastic neutral axisyp
1.14in

Slenderness ratios

Wall slendernessb/t
16

Equivalents in other standards