StructureCalcs

W40X235

Wide-Flange Beam · AISC Shapes Database v15.0 · United States

W40X235 is a wide-flange beam 1,008.4 mm deep with a 302.3 mm flange, weighing 349.7 kg/m. The dimensions below are the published AISC Shapes Database v15.0 values; the drawing is generated from them.

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Published dimensions

PropertyMetricImperial
Depth, d1,008.4 mm39.70 in
Flange width, bf302.3 mm11.90 in
Flange thickness, tf40.1 mm1.580 in
Web thickness, tw21.1 mm0.830 in
Mass per metre349.7 kg/m235.0 lb/ft
Area, A44,581 mm²69.10 in²
Second moment, Ix7,242,426,812 mm⁴17,400.0 in⁴
Second moment, Iy184,806,753 mm⁴444.0 in⁴

Derived section properties

Integrated from the section's own outline including the root and toe radii, whose arcs are integrated analytically rather than approximated by facets. For W40X235 the computed area agrees with the published value to better than 0.01% and Ix to 0.13%. Where a value is also published, the published one above is the one to quote.

PropertyValue
Elastic modulus, Zx14,383,449 mm³
Elastic modulus, Zy1,228,534 mm³
Plastic modulus, Sx16,630,549 mm³
Plastic modulus, Sy1,949,271 mm³
Radius of gyration, rx403.3 mm
Radius of gyration, ry64.5 mm

Z is the elastic modulus and S the plastic modulus, following AS 4100. Under AISC 360 the letters are reversed — S is elastic and Z is plastic.

Neighbouring sizes

Where these numbers come from

Published AISC Shapes Database v15.0 values. How StructureCalcs verifies its numbers · Understanding steel section properties · Query this section over the API