RHS 330x240x9.5 Açotubo · Weight & Dimensions

Açotubo, cold-formed sections · Rectangular Hollow Section

Rectangular Hollow Sections (RHS) are tubular profiles with excellent torsional resistance and aesthetic appeal. Used for columns, trusses, and exposed structural elements.

Also known as: PTR 330x240 (México) · Caño estructural 330x240 (Argentina)

The RHS 330x240x9.5 steel profile weighs 80.4 kg/m (54.00 lb/ft), has a depth of 330 mm (12.99 in), flange width 240 mm (9.45 in). Cross-sectional area: 10,236.586 mm². Moment of inertia Ix = 15,857.302 cm⁴, Iy = 9,717.309 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	330 mm	12.99 in
Width (b)	240 mm	9.45 in
Thickness (t)	9.5 mm	0.37 in
Fillet radius (r)	19 mm	0.75 in
Weight	80.4 kg/m	54.00 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	10,236.59 mm²	15.867 in²
Moment of inertia (Ix)	15,857.3 cm⁴	380.97 in⁴
Moment of inertia (Iy)	9,717.31 cm⁴	233.46 in⁴
Elastic section modulus (Sx)	961.05 cm³	58.647 in³
Elastic section modulus (Sy)	809.78 cm³	49.416 in³
Plastic section modulus (Zx)	1,152.23 cm³	70.314 in³
Plastic section modulus (Zy)	927.14 cm³	56.578 in³
Radius of gyration (rx)	12.45 cm	4.900 in
Radius of gyration (ry)	9.74 cm	3.836 in