W310×79

Wide flange from CISC Structural Section Tables SST12.1.

254 mm306 mm

Outline drawn from the published dimensions. Fillets and root radii are not shown.

Dimensions

PropertyMetricImperial
Depth, d306 mm12.0472 in
Flange width, b_f254 mm10 in
Web thickness, t_w8.8 mm0.346457 in
Flange thickness, t_f14.6 mm0.574803 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ177,000,000 mm⁴425.2442 in⁴
Elastic modulus, Sₓ1,150,000 mm³70.1773 in³
Plastic modulus, Zₓ1,280,000 mm³78.1104 in³
Radius of gyration, rₓ133 mm5.2362 in
Distance to top fibre153 mm6.0236 in
Distance to bottom fibre153 mm6.0236 in

Bending about the minor axis

PropertyMetricImperial
Second moment of area, I_y39,900,000 mm⁴95.8601 in⁴
Elastic modulus, S_y314,000 mm³19.1615 in³
Plastic modulus, Z_y478,000 mm³29.1694 in³
Radius of gyration, r_y63 mm2.4803 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J655,000 mm⁴1.5736 in⁴
Warping constant, C_w8.47000e+11 mm⁶3,154.141 in⁶

Mass

PropertyMetricImperial
Mass per metre79 kg/m53 lb/ft
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