W 21X68 - Section Properties

The W 21X68 is a steel section with a mass of 101.2 kg/m, an overall depth of 535.9 mm and width of 210.1 mm. It has a cross-sectional area of 129 cm², a second moment of area Iᵧ of 61602 cm⁴, a plastic modulus Wₚₗ,ᵧ of 2621.9 cm³, to AISC Shapes Database v16.0 (SCI P363 Blue Book).

Mass: 68 lb/ft (101.2 kg/m)
Depth: 21.1 in (535.9 mm)
Width: 8.27 in (210.1 mm)
Area: 20 in² (129 cm²)

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mass (lb/ft)68 (101.2 kg/m)

h (in)21.1 (535.9 mm)

b (in)8.27 (210.1 mm)

t_w (in)0.43 (10.9 mm)

t_f (in)0.685 (17.4 mm)

A (in²)20 (129 cm²)

I_y (in⁴)1480 (61602 cm⁴)

W_el,y (in³)140 (2294.2 cm³)

W_pl,y (in³)160 (2621.9 cm³)

i_y (in)8.6 (21.84 cm)

I_z (in⁴)64.7 (2693 cm⁴)