W 21X73 - Section Properties

The W 21X73 is a steel section with a mass of 108.6 kg/m, an overall depth of 538.5 mm and width of 210.8 mm. It has a cross-sectional area of 138.7 cm², a second moment of area Iᵧ of 66597 cm⁴, a plastic modulus Wₚₗ,ᵧ of 2818.6 cm³, to AISC Shapes Database v16.0 (SCI P363 Blue Book).

Mass: 73 lb/ft (108.6 kg/m)
Depth: 21.2 in (538.5 mm)
Width: 8.3 in (210.8 mm)
Area: 21.5 in² (138.7 cm²)

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mass (lb/ft)73 (108.6 kg/m)

h (in)21.2 (538.5 mm)

b (in)8.3 (210.8 mm)

t_w (in)0.455 (11.6 mm)

t_f (in)0.74 (18.8 mm)

A (in²)21.5 (138.7 cm²)

I_y (in⁴)1600 (66597 cm⁴)

W_el,y (in³)151 (2474.4 cm³)

W_pl,y (in³)172 (2818.6 cm³)

i_y (in)8.64 (21.95 cm)

I_z (in⁴)70.6 (2939 cm⁴)