Dimension lumber (CSA O141)

89x184

Standard: CSA O141Source: Actual metric sizes, calculated
xyb = 89d = 184
Cross-section, to scaledimensions in mm

Dimensions

Depthd
184mm
Widthb
89mm

Mass and area

Cross-sectional areaA
16,376mm²
Outside perimeterP
546mm

Strong axis x–x

Moment of inertiaIx
46.210⁶ mm⁴
Elastic section modulusSx
502.210³ mm³
Plastic section modulusZx
753.310³ mm³
Radius of gyrationrx
53.12mm

Weak axis y–y

Moment of inertiaIy
10.8110⁶ mm⁴
Elastic section modulusSy
242.910³ mm³
Plastic section modulusZy
364.410³ mm³
Radius of gyrationry
25.69mm

Torsion and stability

Torsional constantJ
30,12210³ mm⁴

Equivalents in other standards