Angles (L)

L7X4X7/16 L178X102X11.1

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 = 7d = 4t = 0.438t = 0.438
Cross-section, to scaledimensions in inches

Dimensions

Depthd
4in
Widthb
7in
Thicknesst
0.438in
Distance k (design)kdes
0.938in
Distance k (detailing)kdet
0.9375in

Mass and area

Mass per lengthm
15.7lb/ft
Cross-sectional areaA
4.63in²

Strong axis x–x

Moment of inertiaIx
23.6in⁴
Elastic section modulusSx
5.11in³
Plastic section modulusZx
9.03in³
Radius of gyrationrx
2.26in

Weak axis y–y

Moment of inertiaIy
5.79in⁴
Elastic section modulusSy
1.86in³
Plastic section modulusZy
3.31in³
Radius of gyrationry
1.12in

Principal axes

Moment of inertia, minor principal axisIz
3.5in⁴
Section modulus, minor principal axisSz
1.55in³
Radius of gyration, minor principal axisrz
0.869in
Tangent of principal axis angletan α
0.337

Torsion and stability

Torsional constantJ
0.31in⁴
Warping constantCw
0.851in⁶
Polar radius (shear center)r̄o
3.38in

Centers

Centroidx̄
0.886in
Centroidȳ
2.38in
Plastic neutral axisxp
0.331in
Plastic neutral axisyp
1.71in

Slenderness ratios

Wall slendernessb/t
16

Equivalents in other standards