Angles (L)

L4X4X3/8 L102X102X9.5

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.
xyb = 4d = 4t = 0.375t = 0.375
Cross-section, to scaledimensions in inches

Dimensions

Depthd
4in
Widthb
4in
Thicknesst
0.375in
Distance k (design)kdes
0.75in
Distance k (detailing)kdet
0.75in

Mass and area

Mass per lengthm
9.8lb/ft
Cross-sectional areaA
2.86in²

Strong axis x–x

Moment of inertiaIx
4.32in⁴
Elastic section modulusSx
1.5in³
Plastic section modulusZx
2.69in³
Radius of gyrationrx
1.23in

Weak axis y–y

Moment of inertiaIy
4.32in⁴
Elastic section modulusSy
1.5in³
Plastic section modulusZy
2.69in³
Radius of gyrationry
1.23in

Principal axes

Moment of inertia, minor principal axisIz
1.73in⁴
Section modulus, minor principal axisSz
1.08in³
Radius of gyration, minor principal axisrz
0.779in
Tangent of principal axis angletan α
1

Torsion and stability

Torsional constantJ
0.141in⁴
Warping constantCw
0.162in⁶
Polar radius (shear center)r̄o
2.19in
Flexural constantH
0.63

Centers

Centroidx̄
1.13in
Centroidȳ
1.13in
Plastic neutral axisxp
0.358in
Plastic neutral axisyp
0.358in

Slenderness ratios

Wall slendernessb/t
10.7

Equivalents in other standards