HSS 6.875x0.188

Round HSS from AISC Shapes Database v16.0. Also designated HSS174.6X4.8.

6.88 in6.88 in

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

Dimensions

PropertyMetricImperial
Design wall thickness4.42 mm0.174 in
Nominal wall thickness4.78 mm0.188 in
Outside diameter175 mm6.88 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ8,570,000 mm⁴20.6 in⁴
Elastic modulus, Sₓ98,200 mm³5.99 in³
Plastic modulus, Zₓ128,000 mm³7.81 in³
Radius of gyration, rₓ60.2 mm2.37 in
Distance to top fibre87.5 mm3.44 in
Distance to bottom fibre87.5 mm3.44 in

Bending about the minor axis

PropertyMetricImperial
Second moment of area, I_y8,570,000 mm⁴20.6 in⁴
Elastic modulus, S_y98,200 mm³5.99 in³
Plastic modulus, Z_y128,000 mm³7.81 in³
Radius of gyration, r_y60.2 mm2.37 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J17,100,000 mm⁴41.1 in⁴

Mass

PropertyMetricImperial
Mass per metre20 kg/m13.44 lb/ft
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