ST 6X20.4 - Section Properties

The ST 6X20.4 is a steel section with a mass of 30.4 kg/m, an overall depth of 152.4 mm and width of 133.4 mm. It has a cross-sectional area of 38.5 cm², a second moment of area Iᵧ of 786.7 cm⁴, a plastic modulus Wₚₗ,ᵧ of 126.34 cm³, to AISC Shapes Database v16.0 (SCI P363 Blue Book).

Mass: 20.4 lb/ft (30.4 kg/m)
Depth: 6 in (152.4 mm)
Width: 5.25 in (133.4 mm)
Area: 5.96 in² (38.5 cm²)

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mass (lb/ft)20.4 (30.4 kg/m)

h (in)6 (152.4 mm)

b (in)5.25 (133.4 mm)

t_w (in)0.462 (11.7 mm)

t_f (in)0.659 (16.7 mm)

A (in²)5.96 (38.5 cm²)

I_y (in⁴)18.9 (786.7 cm⁴)

W_el,y (in³)4.27 (69.973 cm³)

W_pl,y (in³)7.71 (126.34 cm³)

i_y (in)1.78 (4.52 cm)

I_z (in⁴)6.74 (280.5 cm⁴)