CF RHS 70×40×3 - Section Properties

The CF RHS 70×40×3 is a rectangular hollow section with a mass of 4.72 kg/m, an overall depth of 70 mm and width of 40 mm and a wall thickness of 3 mm. It has a cross-sectional area of 6.01 cm², a second moment of area Iᵧ of 37.3 cm⁴, a plastic modulus Wₚₗ,ᵧ of 13.4 cm³, to BS EN 10219-2:2006 (SCI P363 Blue Book).

Mass

4.72 kg/m

Depth

70 mm

Width

40 mm

Wall thickness

3 mm

Area

6.01 cm²

PropertiesCapacity

mass (kg/m)4.72

t (mm)3

I_y (cm⁴)37.3

I_z (cm⁴)15.5

i_y (cm)2.49

i_z (cm)1.61

W_el,y (cm³)10.7

W_el,z (cm³)7.75

W_pl,y (cm³)13.4

W_pl,z (cm³)9.05

A (cm²)6.01

SA/m (m²/m)0.21

SA/t (m²/t)44.5