Sawn timber (EN 336)

25x100

Standard: EN 336Source: Common sizes, calculated
xyb = 25d = 100
Cross-section, to scaledimensions in mm

Dimensions

Depthd
100mm
Widthb
25mm

Mass and area

Cross-sectional areaA
2,500mm²
Outside perimeterP
250mm

Strong axis x–x

Moment of inertiaIx
2.08310⁶ mm⁴
Elastic section modulusSx
41.6710³ mm³
Plastic section modulusZx
62.510³ mm³
Radius of gyrationrx
28.87mm

Weak axis y–y

Moment of inertiaIy
0.130210⁶ mm⁴
Elastic section modulusSy
10.4210³ mm³
Plastic section modulusZy
15.6310³ mm³
Radius of gyrationry
7.217mm

Torsion and stability

Torsional constantJ
438.810³ mm⁴

Equivalents in other standards