Angles (L)

L3X3X5/16 L76X76X7.9

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 = 3d = 3t = 0.313t = 0.313
Cross-section, to scaledimensions in inches

Dimensions

Depthd
3in
Widthb
3in
Thicknesst
0.313in
Distance k (design)kdes
0.688in
Distance k (detailing)kdet
0.6875in

Mass and area

Mass per lengthm
6.1lb/ft
Cross-sectional areaA
1.78in²

Strong axis x–x

Moment of inertiaIx
1.5in⁴
Elastic section modulusSx
0.699in³
Plastic section modulusZx
1.26in³
Radius of gyrationrx
0.918in

Weak axis y–y

Moment of inertiaIy
1.5in⁴
Elastic section modulusSy
0.699in³
Plastic section modulusZy
1.26in³
Radius of gyrationry
0.918in

Principal axes

Moment of inertia, minor principal axisIz
0.606in⁴
Section modulus, minor principal axisSz
0.497in³
Radius of gyration, minor principal axisrz
0.583in
Tangent of principal axis angletan α
1

Torsion and stability

Torsional constantJ
0.0597in⁴
Warping constantCw
0.039in⁶
Polar radius (shear center)r̄o
1.64in
Flexural constantH
0.63

Centers

Centroidx̄
0.86in
Centroidȳ
0.86in
Plastic neutral axisxp
0.297in
Plastic neutral axisyp
0.297in

Slenderness ratios

Wall slendernessb/t
9.58

Equivalents in other standards