Sawn timber (EN 336)

47x250

Standard: EN 336Source: Common sizes, calculated
xyb = 47d = 250
Cross-section, to scaledimensions in mm

Dimensions

Depthd
250mm
Widthb
47mm

Mass and area

Cross-sectional areaA
11,750mm²
Outside perimeterP
594mm

Strong axis x–x

Moment of inertiaIx
61.210⁶ mm⁴
Elastic section modulusSx
489.610³ mm³
Plastic section modulusZx
734.410³ mm³
Radius of gyrationrx
72.17mm

Weak axis y–y

Moment of inertiaIy
2.16310⁶ mm⁴
Elastic section modulusSy
92.0410³ mm³
Plastic section modulusZy
138.110³ mm³
Radius of gyrationry
13.57mm

Torsion and stability

Torsional constantJ
7,62710³ mm⁴

Equivalents in other standards