MGP pine – common sizes

70x35

Standard: AS/NZS 1748 / AS 1720.1Source: Common sizes, calculated
xyb = 35d = 70
Cross-section, to scaledimensions in mm

Dimensions

Depthd
70mm
Widthb
35mm

Mass and area

Cross-sectional areaA
2,450mm²
Outside perimeterP
210mm

Strong axis x–x

Moment of inertiaIx
110⁶ mm⁴
Elastic section modulusSx
28.5810³ mm³
Plastic section modulusZx
42.8810³ mm³
Radius of gyrationrx
20.21mm

Weak axis y–y

Moment of inertiaIy
0.250110⁶ mm⁴
Elastic section modulusSy
14.2910³ mm³
Plastic section modulusZy
21.4410³ mm³
Radius of gyrationry
10.1mm

Torsion and stability

Torsional constantJ
686.910³ mm⁴

Equivalents in other standards