W 8X18 - Section Properties

The W 8X18 is a steel section with a mass of 26.8 kg/m, an overall depth of 206.8 mm and width of 133.4 mm. It has a cross-sectional area of 33.9 cm², a second moment of area Iᵧ of 2576 cm⁴, a plastic modulus Wₚₗ,ᵧ of 278.58 cm³, to AISC Shapes Database v16.0 (SCI P363 Blue Book).

Mass: 18 lb/ft (26.8 kg/m)
Depth: 8.14 in (206.8 mm)
Width: 5.25 in (133.4 mm)
Area: 5.26 in² (33.9 cm²)

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mass (lb/ft)18 (26.8 kg/m)

h (in)8.14 (206.8 mm)

b (in)5.25 (133.4 mm)

t_w (in)0.23 (5.8 mm)

t_f (in)0.33 (8.4 mm)

A (in²)5.26 (33.9 cm²)

I_y (in⁴)61.9 (2576 cm⁴)

W_el,y (in³)15.2 (249.08 cm³)

W_pl,y (in³)17 (278.58 cm³)

i_y (in)3.43 (8.71 cm)

I_z (in⁴)7.97 (331.7 cm⁴)