S310×47

American standard beams from CISC Structural Section Tables SST12.1.

127 mm305 mm

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

Dimensions

PropertyMetricImperial
Depth, d305 mm12.0079 in
Flange width, b_f127 mm5 in
Web thickness, t_w8.9 mm0.350394 in
Flange thickness, t_f13.8 mm0.543307 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ91,000,000 mm⁴218.6284 in⁴
Elastic modulus, Sₓ597,000 mm³36.4312 in³
Plastic modulus, Zₓ689,000 mm³42.0454 in³
Radius of gyration, rₓ123 mm4.8425 in
Distance to top fibre152.5 mm6.0039 in
Distance to bottom fibre152.5 mm6.0039 in

Bending about the minor axis

PropertyMetricImperial
Second moment of area, I_y3,880,000 mm⁴9.3217 in⁴
Elastic modulus, S_y61,200 mm³3.7347 in³
Plastic modulus, Z_y105,000 mm³6.4075 in³
Radius of gyration, r_y25.4 mm1 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J372,000 mm⁴0.893734 in⁴
Warping constant, C_w8.23000e+10 mm⁶306.4768 in⁶

Mass

PropertyMetricImperial
Mass per metre47 kg/m31.8 lb/ft
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