MGP pine – common sizes

120x45

Standard: AS/NZS 1748 / AS 1720.1Source: Common sizes, calculated
xyb = 45d = 120
Cross-section, to scaledimensions in mm

Dimensions

Depthd
120mm
Widthb
45mm

Mass and area

Cross-sectional areaA
5,400mm²
Outside perimeterP
330mm

Strong axis x–x

Moment of inertiaIx
6.4810⁶ mm⁴
Elastic section modulusSx
10810³ mm³
Plastic section modulusZx
16210³ mm³
Radius of gyrationrx
34.64mm

Weak axis y–y

Moment of inertiaIy
0.911310⁶ mm⁴
Elastic section modulusSy
40.510³ mm³
Plastic section modulusZy
60.7510³ mm³
Radius of gyrationry
12.99mm

Torsion and stability

Torsional constantJ
2,78510³ mm⁴

Equivalents in other standards