Angles (L)

L3X3X1/2 L76X76X12.7

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 = 0.5t = 0.5
Cross-section, to scaledimensions in inches

Dimensions

Depthd
3in
Widthb
3in
Thicknesst
0.5in
Distance k (design)kdes
0.875in
Distance k (detailing)kdet
0.875in

Mass and area

Mass per lengthm
9.4lb/ft
Cross-sectional areaA
2.76in²

Strong axis x–x

Moment of inertiaIx
2.2in⁴
Elastic section modulusSx
1.06in³
Plastic section modulusZx
1.91in³
Radius of gyrationrx
0.895in

Weak axis y–y

Moment of inertiaIy
2.2in⁴
Elastic section modulusSy
1.06in³
Plastic section modulusZy
1.91in³
Radius of gyrationry
0.895in

Principal axes

Moment of inertia, minor principal axisIz
0.922in⁴
Section modulus, minor principal axisSz
0.704in³
Radius of gyration, minor principal axisrz
0.58in
Tangent of principal axis angletan α
1

Torsion and stability

Torsional constantJ
0.23in⁴
Warping constantCw
0.144in⁶
Polar radius (shear center)r̄o
1.59in
Flexural constantH
0.63

Centers

Centroidx̄
0.929in
Centroidȳ
0.929in
Plastic neutral axisxp
0.46in
Plastic neutral axisyp
0.46in

Slenderness ratios

Wall slendernessb/t
6

Equivalents in other standards