MGP pine – common sizes

90x45

Standard: AS/NZS 1748 / AS 1720.1Source: Common sizes, calculated
xyb = 45d = 90
Cross-section, to scaledimensions in mm

Dimensions

Depthd
90mm
Widthb
45mm

Mass and area

Cross-sectional areaA
4,050mm²
Outside perimeterP
270mm

Strong axis x–x

Moment of inertiaIx
2.73410⁶ mm⁴
Elastic section modulusSx
60.7510³ mm³
Plastic section modulusZx
91.1310³ mm³
Radius of gyrationrx
25.98mm

Weak axis y–y

Moment of inertiaIy
0.683410⁶ mm⁴
Elastic section modulusSy
30.3810³ mm³
Plastic section modulusZy
45.5610³ mm³
Radius of gyrationry
12.99mm

Torsion and stability

Torsional constantJ
1,87710³ mm⁴

Equivalents in other standards