W 21X50 - Section Properties

The W 21X50 is a steel section with a mass of 74.4 kg/m, an overall depth of 528.3 mm and width of 165.9 mm. It has a cross-sectional area of 94.8 cm², a second moment of area Iᵧ of 40957 cm⁴, a plastic modulus Wₚₗ,ᵧ of 1802.6 cm³, to AISC Shapes Database v16.0 (SCI P363 Blue Book).

Mass: 50 lb/ft (74.4 kg/m)
Depth: 20.8 in (528.3 mm)
Width: 6.53 in (165.9 mm)
Area: 14.7 in² (94.8 cm²)

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mass (lb/ft)50 (74.4 kg/m)

h (in)20.8 (528.3 mm)

b (in)6.53 (165.9 mm)

t_w (in)0.38 (9.7 mm)

t_f (in)0.535 (13.6 mm)

A (in²)14.7 (94.8 cm²)

I_y (in⁴)984 (40957 cm⁴)

W_el,y (in³)94.5 (1548.6 cm³)

W_pl,y (in³)110 (1802.6 cm³)

i_y (in)8.18 (20.78 cm)

I_z (in⁴)24.9 (1036 cm⁴)