Double angles (2L)

2L4X4X7/16X3/8 2L102X102X11.1X9

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 = 8.425d = 4t = 0.438t = 0.438
Cross-section, to scaledimensions in inches

Dimensions

Depthd
4in
Widthb
4in
Thicknesst
0.438in

Mass and area

Mass per lengthm
22.6lb/ft
Cross-sectional areaA
6.6in²

Strong axis x–x

Moment of inertiaIx
9.86in⁴
Elastic section modulusSx
3.46in³
Plastic section modulusZx
6.2in³
Radius of gyrationrx
1.22in

Weak axis y–y

Moment of inertiaIy
21.6in⁴
Elastic section modulusSy
5.16in³
Plastic section modulusZy
8.83in³
Radius of gyrationry
1.81in

Torsion and stability

Polar radius (shear center)r̄o
2.38in
Flexural constantH
0.846

Centers

Centroidȳ
1.15in
Plastic neutral axisyp
0.413in

Slenderness ratios

Wall slendernessb/t
9.13

Equivalents in other standards