W 16X31 - Section Properties

The W 16X31 is a steel section with a mass of 46.1 kg/m, an overall depth of 403.9 mm and width of 140.5 mm. It has a cross-sectional area of 58.9 cm², a second moment of area Iᵧ of 15609 cm⁴, a plastic modulus Wₚₗ,ᵧ of 884.9 cm³, to AISC Shapes Database v16.0 (SCI P363 Blue Book).

Mass: 31 lb/ft (46.1 kg/m)
Depth: 15.9 in (403.9 mm)
Width: 5.53 in (140.5 mm)
Area: 9.13 in² (58.9 cm²)

🔍 Open the full Steel Catalogue →Run EC3 capacity checks on W 16X31 →

mass (lb/ft)31 (46.1 kg/m)

h (in)15.9 (403.9 mm)

b (in)5.53 (140.5 mm)

t_w (in)0.275 (7 mm)

t_f (in)0.44 (11.2 mm)

A (in²)9.13 (58.9 cm²)

I_y (in⁴)375 (15609 cm⁴)

W_el,y (in³)47.2 (773.47 cm³)

W_pl,y (in³)54 (884.9 cm³)

i_y (in)6.41 (16.28 cm)

I_z (in⁴)12.4 (516.1 cm⁴)