Double angles (2L)

2L8X4X1X3/8LLBB 2L203X102X25.4X9LLBB

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 = 8t = 1t = 1
Cross-section, to scaledimensions in inches

Dimensions

Depthd
8in
Widthb
4in
Thicknesst
1in

Mass and area

Mass per lengthm
74.8lb/ft
Cross-sectional areaA
22.2in²

Strong axis x–x

Moment of inertiaIx
139in⁴
Elastic section modulusSx
28in³
Plastic section modulusZx
48.6in³
Radius of gyrationrx
2.51in

Weak axis y–y

Moment of inertiaIy
56.8in⁴
Elastic section modulusSy
13.6in³
Plastic section modulusZy
27.3in³
Radius of gyrationry
1.6in

Torsion and stability

Polar radius (shear center)r̄o
3.91in
Flexural constantH
0.58

Centers

Centroidȳ
3.03in
Plastic neutral axisyp
2.45in

Slenderness ratios

Wall slendernessb/t
8

Equivalents in other standards