Sawn timber (EN 336)

25x300

Standard: EN 336Source: Common sizes, calculated
xyb = 25d = 300
Cross-section, to scaledimensions in mm

Dimensions

Depthd
300mm
Widthb
25mm

Mass and area

Cross-sectional areaA
7,500mm²
Outside perimeterP
650mm

Strong axis x–x

Moment of inertiaIx
56.2510⁶ mm⁴
Elastic section modulusSx
37510³ mm³
Plastic section modulusZx
562.510³ mm³
Radius of gyrationrx
86.6mm

Weak axis y–y

Moment of inertiaIy
0.390610⁶ mm⁴
Elastic section modulusSy
31.2510³ mm³
Plastic section modulusZy
46.8810³ mm³
Radius of gyrationry
7.217mm

Torsion and stability

Torsional constantJ
1,48010³ mm⁴

Equivalents in other standards