RHS 120×80×7.1 - Section Properties

The RHS 120×80×7.1 is a rectangular hollow section with a mass of 20.3 kg/m, an overall depth of 120 mm and width of 80 mm and a wall thickness of 7.1 mm. It has a cross-sectional area of 25.8 cm², a second moment of area Iᵧ of 482 cm⁴, a plastic modulus Wₚₗ,ᵧ of 100 cm³, to BS EN 10210-2:2006 (SCI P363 Blue Book).

Mass

20.3 kg/m

Depth

120 mm

Width

80 mm

Wall thickness

7.1 mm

Area

25.8 cm²

PropertiesCapacity

mass (kg/m)20.3

t (mm)7.1

I_y (cm⁴)482

I_z (cm⁴)251

i_y (cm)4.32

i_z (cm)3.12

W_el,y (cm³)80.3

W_el,z (cm³)62.8

W_pl,y (cm³)100

W_pl,z (cm³)75.2

A (cm²)25.8

SA/m (m²/m)0.382

SA/t (m²/t)18.8