HP 320×117

Bearing piles from Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1.

308 mm311 mm

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

Dimensions

PropertyMetricImperial
Depth, d311 mm12.2441 in
Flange width, b_f308 mm12.126 in
Web thickness, t_w16 mm0.629921 in
Flange thickness, t_f16 mm0.629921 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ255,000,000 mm⁴612.64 in⁴
Elastic modulus, Sₓ1,640,000 mm³100.0789 in³
Plastic modulus, Zₓ1,850,000 mm³112.8939 in³
Radius of gyration, rₓ131 mm5.1575 in
Distance to top fibre155.5 mm6.122 in
Distance to bottom fibre155.5 mm6.122 in

Bending about the minor axis

PropertyMetricImperial
Second moment of area, I_y78,200,000 mm⁴187.8763 in⁴
Elastic modulus, S_y508,000 mm³31.0001 in³
Plastic modulus, Z_y786,000 mm³47.9647 in³
Radius of gyration, r_y72.3 mm2.8465 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J1,670,000 mm⁴4.0122 in⁴
Warping constant, C_w1.70000e+12 mm⁶6,330.625 in⁶

Mass

PropertyMetricImperial
Mass per metre117 kg/m78.6204 lb/ft
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