Timbers (beams and posts)

191x191

Standard: CSA O141Source: Actual metric sizes, calculated
xyb = 191d = 191
Cross-section, to scaledimensions in mm

Dimensions

Depthd
191mm
Widthb
191mm

Mass and area

Cross-sectional areaA
36,481mm²
Outside perimeterP
764mm

Strong axis x–x

Moment of inertiaIx
110.910⁶ mm⁴
Elastic section modulusSx
1,16110³ mm³
Plastic section modulusZx
1,74210³ mm³
Radius of gyrationrx
55.14mm

Weak axis y–y

Moment of inertiaIy
110.910⁶ mm⁴
Elastic section modulusSy
1,16110³ mm³
Plastic section modulusZy
1,74210³ mm³
Radius of gyrationry
55.14mm

Torsion and stability

Torsional constantJ
187,43010³ mm⁴

Equivalents in other standards