Dimension lumber (2" to 4")

2x10

Standard: DOC PS 20 / NDS SupplementSource: Nominal → actual dry sizes (PS 20), calculated
xyb = 1.5d = 9.25
Cross-section, to scaledimensions in inches

Dimensions

Depthd
9.25in
Widthb
1.5in

Mass and area

Cross-sectional areaA
13.87in²
Outside perimeterP
21.5in

Strong axis x–x

Moment of inertiaIx
98.93in⁴
Elastic section modulusSx
21.39in³
Plastic section modulusZx
32.09in³
Radius of gyrationrx
2.67in

Weak axis y–y

Moment of inertiaIy
2.602in⁴
Elastic section modulusSy
3.469in³
Plastic section modulusZy
5.203in³
Radius of gyrationry
0.433in

Torsion and stability

Torsional constantJ
9.343in⁴

Equivalents in other standards