Double angles (2L)

2L12X12X1 2L305X305X25.4

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 = 24.41d = 12t = 1t = 1
Cross-section, to scaledimensions in inches

Dimensions

Depthd
12in
Widthb
12in
Thicknesst
1in

Mass and area

Mass per lengthm
156lb/ft
Cross-sectional areaA
46in²

Strong axis x–x

Moment of inertiaIx
630in⁴
Elastic section modulusSx
73in³
Plastic section modulusZx
132in³
Radius of gyrationrx
3.7in

Weak axis y–y

Moment of inertiaIy
1,150in⁴
Elastic section modulusSy
95.8in³
Plastic section modulusZy
155in³
Radius of gyrationry
5in

Torsion and stability

Polar radius (shear center)r̄o
6.85in
Flexural constantH
0.826

Centers

Centroidȳ
3.36in
Plastic neutral axisyp
0.958in

Slenderness ratios

Wall slendernessb/t
12

Equivalents in other standards